Checkout

app/build.gradle

@@ -50,20 +50,21 @@ android {
 
 dependencies {
 
-    implementation 'androidx.core:core-ktx:1.7.0'
+    implementation 'androidx.core:core-ktx:1.9.0'
-    implementation 'androidx.lifecycle:lifecycle-runtime-ktx:2.3.1'
+    implementation 'androidx.lifecycle:lifecycle-runtime-ktx:2.6.1'
-    implementation 'androidx.activity:activity-compose:1.3.1'
+    implementation 'androidx.activity:activity-compose:1.7.0'
-    implementation "androidx.compose.ui:ui:$compose_version"
+    implementation "androidx.compose.ui:ui:1.5.0-alpha01"
-    implementation "androidx.compose.ui:ui-tooling-preview:$compose_version"
+    implementation "androidx.compose.ui:ui-tooling-preview:1.5.0-alpha01"
     implementation 'androidx.compose.material3:material3:1.1.0-beta01'
+    implementation 'androidx.compose.material:material:1.5.0-alpha01'
     testImplementation 'junit:junit:4.13.2'
     androidTestImplementation 'androidx.test.ext:junit:1.1.5'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.1'
-    androidTestImplementation "androidx.compose.ui:ui-test-junit4:$compose_version"
+    androidTestImplementation "androidx.compose.ui:ui-test-junit4:1.5.0-alpha01"
-    debugImplementation "androidx.compose.ui:ui-tooling:$compose_version"
+    debugImplementation "androidx.compose.ui:ui-tooling:1.5.0-alpha01"
-    debugImplementation "androidx.compose.ui:ui-test-manifest:$compose_version"
+    debugImplementation "androidx.compose.ui:ui-test-manifest:1.5.0-alpha01"
 
-    implementation "androidx.compose.material:material-icons-extended:1.4.0-rc01"
+    implementation "androidx.compose.material:material-icons-extended:1.5.0-alpha01"
 
     implementation 'androidx.core:core-splashscreen:1.0.0'
     implementation 'androidx.navigation:navigation-compose:2.5.3'

app/src/main/AndroidManifest.xml

@@ -7,6 +7,9 @@
     <uses-permission android:name="android.permission.BLUETOOTH_ADMIN"
         android:maxSdkVersion="30" />
 
+    <uses-permission android:maxSdkVersion="30" android:name="android.permission.ACCESS_FINE_LOCATION"/>
+    <uses-permission android:maxSdkVersion="30" android:name="android.permission.ACCESS_COARSE_LOCATION"/>
+
     <uses-permission android:name="android.permission.BLUETOOTH_CONNECT"/>
     <uses-permission android:name="android.permission.BLUETOOTH_SCAN"
         android:usesPermissionFlags="neverForLocation"
@@ -22,14 +25,14 @@
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:supportsRtl="true"
-        android:theme="@style/Theme.Ble"
+        android:theme="@style/Theme.App.Starting"
         tools:targetApi="31"
         android:name=".app.framework.App">
 
         <activity
             android:name=".app.ui.MainActivity"
             android:exported="true"
-            android:theme="@style/Theme.Ble">
+            android:theme="@style/Theme.App.Starting">
 
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />

app/src/main/java/llc/arma/ble/app/ui/MainActivity.kt

@@ -1,34 +1,122 @@
 package llc.arma.ble.app.ui
 
+import android.Manifest
 import android.os.Build
 import android.os.Bundle
 import androidx.activity.ComponentActivity
+import androidx.activity.compose.BackHandler
 import androidx.activity.compose.setContent
-import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.*
-import androidx.compose.foundation.layout.navigationBarsPadding
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.ExperimentalMaterialApi
+import androidx.compose.material.ModalBottomSheetLayout
+import androidx.compose.material.ModalBottomSheetValue
+import androidx.compose.material.rememberModalBottomSheetState
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Surface
-import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.*
+import androidx.compose.runtime.saveable.Saver
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+import androidx.core.splashscreen.SplashScreen.Companion.installSplashScreen
 import androidx.core.view.WindowCompat
 import com.google.accompanist.permissions.ExperimentalPermissionsApi
 import com.google.accompanist.permissions.rememberMultiplePermissionsState
 import dagger.hilt.android.AndroidEntryPoint
+import kotlinx.coroutines.launch
+import llc.arma.ble.app.ui.common.BottomState
+import llc.arma.ble.app.ui.common.LocalBottomDialogState
 import llc.arma.ble.app.ui.screen.main.MainScreen
 import llc.arma.ble.app.ui.theme.BleTheme
 
 @AndroidEntryPoint
 class MainActivity : ComponentActivity() {
-    @OptIn(ExperimentalPermissionsApi::class)
+    @OptIn(ExperimentalPermissionsApi::class, ExperimentalMaterialApi::class)
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
 
         WindowCompat.setDecorFitsSystemWindows(window, false)
 
+        installSplashScreen()
+
         setContent {
 
             BleTheme {
 
+                val modalState =
+                    rememberModalBottomSheetState(
+                        skipHalfExpanded = true,
+                        initialValue = ModalBottomSheetValue.Hidden
+                    )
+
+                var sheetContent by remember() {
+                    mutableStateOf<@Composable () -> Unit>({})
+                }
+
+                CompositionLocalProvider(
+                    LocalBottomDialogState provides BottomState(
+                        sheetState = modalState,
+                        setContent = {
+                            sheetContent = it
+                        }
+                    )
+                ) {
+
+                    ModalBottomSheetLayout(
+                        sheetShape = RoundedCornerShape(
+                            topStart = 25.dp,
+                            topEnd = 25.dp
+                        ),
+                        sheetElevation = 0.dp,
+                        sheetState = modalState,
+                        sheetContent = {
+
+                            val scope = rememberCoroutineScope()
+
+                            Column(
+                                horizontalAlignment = Alignment.CenterHorizontally
+                            ) {
+
+                                Surface(
+                                    modifier = Modifier.fillMaxWidth()
+                                ) {
+
+                                    Column() {
+
+                                        Spacer(modifier = Modifier.height(14.dp))
+
+                                        Surface(
+                                            shape = CircleShape,
+                                            color = MaterialTheme.colorScheme.primary.copy(alpha = 0.7f),
+                                            modifier = Modifier
+                                                .align(Alignment.CenterHorizontally)
+                                                .size(
+                                                    width = 54.dp,
+                                                    height = 5.dp
+                                                )
+
+                                        ) {}
+
+                                        Spacer(modifier = Modifier.height(12.dp))
+
+                                        sheetContent()
+
+                                        Spacer(modifier = Modifier.navigationBarsPadding())
+                                    }
+
+                                }
+                            }
+
+                            BackHandler(modalState.isVisible) {
+                                scope.launch { modalState.hide() }
+                            }
+
+                        },
+                        content = {
+
                             Surface(
                                 modifier = Modifier
                                     .fillMaxSize()
@@ -36,16 +124,20 @@ class MainActivity : ComponentActivity() {
                                 color = MaterialTheme.colorScheme.background
                             ) {
 
-                    val multiplePermissionsState = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
+                                val multiplePermissionsState =
+                                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
                                         rememberMultiplePermissionsState(
                                             listOf(
-                                android.Manifest.permission.BLUETOOTH_SCAN,
+                                                Manifest.permission.BLUETOOTH_SCAN,
-                                android.Manifest.permission.BLUETOOTH_CONNECT
+                                                Manifest.permission.BLUETOOTH_CONNECT
                                             )
                                         )
                                     } else {
                                         rememberMultiplePermissionsState(
-                            listOf()
+                                            listOf(
+                                                Manifest.permission.ACCESS_FINE_LOCATION,
+                                                Manifest.permission.ACCESS_COARSE_LOCATION
+                                            )
                                         )
                                     }
 
@@ -64,6 +156,10 @@ class MainActivity : ComponentActivity() {
                             }
 
                         }
+                    )
+                }
+
+            }
 
         }
 

app/src/main/java/llc/arma/ble/app/ui/common/BottomDialog.kt

@@ -0,0 +1,51 @@
+package llc.arma.ble.app.ui.common
+
+import androidx.compose.material.ExperimentalMaterialApi
+import androidx.compose.material.ModalBottomSheetState
+import androidx.compose.material.ModalBottomSheetValue
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.compositionLocalOf
+import androidx.compose.runtime.remember
+
+val LocalBottomDialogState = compositionLocalOf<BottomState?> { null }
+
+@OptIn(ExperimentalMaterialApi::class)
+@Composable
+fun rememberBottomDialogState(): BottomDialogState {
+
+    val state = LocalBottomDialogState.current
+
+    return remember {
+        BottomDialogState(
+            sheetState = state?.sheetState,
+            setContent = state?.setContent ?: { }
+        )
+    }
+}
+
+class BottomState @OptIn(ExperimentalMaterialApi::class) constructor(
+    val sheetState: ModalBottomSheetState?,
+    val setContent: (@Composable () -> Unit) -> Unit,
+)
+
+class BottomDialogState @OptIn(ExperimentalMaterialApi::class) constructor(
+    private val sheetState: ModalBottomSheetState?,
+    val setContent: (@Composable () -> Unit) -> Unit,
+) {
+
+    @OptIn(ExperimentalMaterialApi::class)
+    suspend fun show(
+        content: @Composable () -> Unit
+    ){
+        setContent(content)
+        if(sheetState?.currentValue != ModalBottomSheetValue.Expanded)
+        sheetState?.show()
+    }
+
+    @OptIn(ExperimentalMaterialApi::class)
+    suspend fun hide(){
+        sheetState?.hide()
+        setContent { }
+    }
+
+}

app/src/main/java/llc/arma/ble/app/ui/screen/beacon/BeaconContract.kt

@@ -3,20 +3,36 @@ package llc.arma.ble.app.ui.screen.beacon
 import llc.arma.ble.app.ui.common.ViewEvent
 import llc.arma.ble.app.ui.common.ViewSideEffect
 import llc.arma.ble.app.ui.common.ViewState
+import llc.arma.ble.app.ui.model.BleView
+import llc.arma.ble.app.ui.screen.thermometer.ThermometerContract
 import llc.arma.ble.domain.model.Ble
 
 class BeaconContract {
 
     sealed class Event : ViewEvent {
 
+        object OnWriteBle : Event()
+
+        object OnHideWriteBlePreview : Event()
+
+        object OnShowWriteBlePreview : Event()
+
+        object OnPowerEdit : Event()
+
         data class OnBleChanged(
             val ble: Ble.Beacon
         ) : Event()
 
+        data class OnPowerChanged(
+            val tx: BleView.BleState.TX
+        ) : Event()
+
         data class OnTxChanged(val tx: Int) : Event()
 
         object OnNavigateUpClicked : Event()
 
+        object OnChangePassword : Event()
+
     }
 
     sealed class State : ViewState {
@@ -24,15 +40,45 @@ class BeaconContract {
         object Loading : State()
 
         data class Display(
-            val beacon: Ble.Beacon
+            val origin: Ble.Beacon,
-        ) : State()
+            val beacon: BleView.Beacon,
+            val writeState: WriteState?
+        ) : State() {
+
+            sealed class WriteState {
+
+                data class DisplayPreview(
+                    val writeRequest: Ble.Beacon.WriteRequest
+                ) : WriteState()
+
+                data class Writing(
+                    val writeRequest: Ble.Beacon.WriteRequest
+                ) : WriteState()
+
+                object Success : WriteState()
+
+                object Failure : WriteState()
+
+            }
+
+        }
 
     }
 
     sealed class Effect : ViewSideEffect {
 
+        object ShowPowerPicker : Effect()
+
+        object HidePowerPicker : Effect()
+
+        object HideWriteBlePreview : Effect()
+
+        object ShowWriteBlePreview : Effect()
+
         sealed class Navigation : Effect() {
 
+            object NavigateToChangePassword : Navigation()
+
             object NavigateUp : Navigation()
 
         }

app/src/main/java/llc/arma/ble/app/ui/screen/beacon/BeaconScreen.kt

@@ -1,30 +1,33 @@
 package llc.arma.ble.app.ui.screen.beacon
 
-import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.*
-import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.foundation.shape.CircleShape
 import androidx.compose.foundation.shape.RoundedCornerShape
-import androidx.compose.material.icons.Icons
+import androidx.compose.material3.CircularProgressIndicator
-import androidx.compose.material.icons.rounded.ArrowBack
+import androidx.compose.material3.MaterialTheme
-import androidx.compose.material.icons.rounded.KeyboardArrowDown
+import androidx.compose.material3.Surface
-import androidx.compose.material.icons.rounded.KeyboardArrowRight
+import androidx.compose.material3.Text
-import androidx.compose.material.icons.rounded.Refresh
+import androidx.compose.runtime.*
-import androidx.compose.material3.*
+import androidx.compose.runtime.saveable.rememberSaveable
-import androidx.compose.runtime.Composable
-import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.unit.dp
 import androidx.hilt.navigation.compose.hiltViewModel
+import kotlinx.coroutines.delay
 import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.onEach
-import llc.arma.ble.app.ui.screen.BleInfoView
+import kotlinx.coroutines.launch
+import llc.arma.ble.app.ui.common.rememberBottomDialogState
+import llc.arma.ble.app.ui.screen.beacon.view.DisplayState
+import llc.arma.ble.app.ui.screen.beacon.view.PowerEdit
+import llc.arma.ble.app.ui.screen.thermometer.localizedName
 import llc.arma.ble.domain.model.Ble
-import llc.arma.ble.domain.model.BleInfo
 
-@OptIn(ExperimentalMaterial3Api::class)
+enum class SheetPage {
+    WRITE, POWER_EDIT
+}
+
 @Composable
 fun BeaconScreen(
     ble: Ble.Beacon,
@@ -34,10 +37,32 @@ fun BeaconScreen(
     val viewModel = hiltViewModel<BeaconViewModel>()
     val state = viewModel.viewState.value
 
+    var sheetPage by rememberSaveable {
+        mutableStateOf<SheetPage?>(null)
+    }
+
+    val bottomDialog = rememberBottomDialogState()
+
     LaunchedEffect("effect"){
         viewModel.effect.onEach {
             when(it){
                 is BeaconContract.Effect.Navigation -> onNavigationEvent(it)
+                BeaconContract.Effect.HideWriteBlePreview -> launch {
+                    sheetPage = null
+                }
+                BeaconContract.Effect.ShowWriteBlePreview -> launch {
+                    sheetPage = null
+                    delay(100)
+                    sheetPage = SheetPage.WRITE
+                }
+                BeaconContract.Effect.HidePowerPicker -> launch {
+                    sheetPage = null
+                }
+                BeaconContract.Effect.ShowPowerPicker -> launch {
+                    sheetPage = null
+                    delay(100)
+                    sheetPage = SheetPage.POWER_EDIT
+                }
             }
         }.launchIn(this)
     }
@@ -46,29 +71,291 @@ fun BeaconScreen(
         viewModel.setEvent(BeaconContract.Event.OnBleChanged(ble))
     }
 
+    LaunchedEffect(sheetPage){
+        when(sheetPage){
+            SheetPage.WRITE -> bottomDialog.show {
+
+                val scope = rememberCoroutineScope()
+
+                val currentState = viewModel.viewState.value
+
+                if(currentState is BeaconContract.State.Display) {
+
+                    Column() {
+
+                        when (currentState.writeState) {
+                            is BeaconContract.State.Display.WriteState.DisplayPreview -> {
+
+                                Text(
+                                    modifier = Modifier.padding(horizontal = 12.dp),
+                                    text = "Записать изменения?",
+                                    style = MaterialTheme.typography.titleLarge
+                                )
+
+                                currentState.writeState.writeRequest.tx?.let {
+                                    Box(
+                                        modifier = Modifier.padding(
+                                            vertical = 8.dp,
+                                            horizontal = 8.dp
+                                        )
+                                    ) {
+
+                                        Row(
+                                            verticalAlignment = Alignment.CenterVertically,
+                                            modifier = Modifier
+                                                .clip(RoundedCornerShape(16.dp))
+                                                .padding(8.dp)
+                                        ) {
+
+                                            Column(
+                                                modifier = Modifier.weight(1f)
+                                            ) {
+
+                                                Text(
+                                                    text = "Мощность"
+                                                )
+                                                Text(
+                                                    color = MaterialTheme.colorScheme.secondary,
+                                                    style = MaterialTheme.typography.bodyMedium,
+                                                    text = "${currentState.origin.state.tx.localizedName} db -> ${it.localizedName} db"
+                                                )
+
+                                            }
+
+                                        }
+
+                                    }
+                                }
+
+                                Surface(
+                                    modifier = Modifier
+                                        .fillMaxWidth()
+                                        .padding(8.dp)
+                                        .height(50.dp),
+                                    shape = CircleShape,
+                                    color = MaterialTheme.colorScheme.primaryContainer,
+                                    onClick = {
+                                        viewModel.setEvent(BeaconContract.Event.OnWriteBle)
+                                    }
+                                ) {
+
+                                    Box(modifier = Modifier.fillMaxSize()) {
+
+                                        Text(
+                                            modifier = Modifier.align(Alignment.Center),
+                                            color = MaterialTheme.colorScheme.background,
+                                            style = MaterialTheme.typography.labelLarge,
+                                            text = "Записать"
+                                        )
+
+                                    }
+
+                                }
+
+                                Surface(
+                                    modifier = Modifier
+                                        .fillMaxWidth()
+                                        .padding(8.dp)
+                                        .height(50.dp),
+                                    shape = CircleShape,
+                                    color = MaterialTheme.colorScheme.surfaceVariant,
+                                    onClick = {
+                                        scope.launch {
+                                            viewModel.setEvent(BeaconContract.Event.OnHideWriteBlePreview)
+                                        }
+                                    }
+                                ) {
+
+                                    Box(modifier = Modifier.fillMaxSize()) {
+
+                                        Text(
+                                            modifier = Modifier.align(Alignment.Center),
+                                            color = MaterialTheme.colorScheme.onSurfaceVariant,
+                                            style = MaterialTheme.typography.labelLarge,
+                                            text = "Отменить"
+                                        )
+
+                                    }
+
+                                }
+
+
+                            }
+                            is BeaconContract.State.Display.WriteState.Writing -> {
+
+                                Box {
+
+                                    Column() {
+
+                                        Text(
+                                            modifier = Modifier.padding(horizontal = 12.dp),
+                                            text = "Запись",
+                                            style = MaterialTheme.typography.titleLarge
+                                        )
+
+                                        CircularProgressIndicator(
+                                            modifier = Modifier
+                                                .align(Alignment.CenterHorizontally)
+                                                .padding(bottom = 48.dp)
+                                        )
+
+                                        Surface(
+                                            modifier = Modifier
+                                                .fillMaxWidth()
+                                                .padding(8.dp)
+                                                .height(50.dp),
+                                            shape = CircleShape,
+                                            color = MaterialTheme.colorScheme.surfaceVariant,
+                                            onClick = {
+                                                scope.launch {
+                                                    viewModel.setEvent(BeaconContract.Event.OnHideWriteBlePreview)
+                                                }
+                                            }
+                                        ) {
+
+                                            Box(modifier = Modifier.fillMaxSize()) {
+
+                                                Text(
+                                                    modifier = Modifier.align(Alignment.Center),
+                                                    color = MaterialTheme.colorScheme.onSurfaceVariant,
+                                                    style = MaterialTheme.typography.labelLarge,
+                                                    text = "Отменить"
+                                                )
+
+                                            }
+
+                                        }
+
+                                    }
+
+                                }
+
+                            }
+                            BeaconContract.State.Display.WriteState.Success -> {
+
+                                Box {
+
                                     Column {
 
-        CenterAlignedTopAppBar(
+                                        Text(
-            navigationIcon = {
+                                            modifier = Modifier.padding(horizontal = 12.dp),
-                IconButton(
+                                            text = "Запись завершена",
-                    onClick = {
+                                            style = MaterialTheme.typography.titleLarge
-                        viewModel.setEvent(BeaconContract.Event.OnNavigateUpClicked)
-                    },
-                    content = {
-                        Icon(
-                            imageVector = Icons.Rounded.ArrowBack,
-                            contentDescription = null
-                        )
-                    }
-                )
-            },
-            title = {
-               if (state is BeaconContract.State.Display) Text(text = state.beacon.info.name)
-            }
                                         )
 
+                                        Surface(
+                                            modifier = Modifier
+                                                .fillMaxWidth()
+                                                .padding(8.dp)
+                                                .height(50.dp),
+                                            shape = CircleShape,
+                                            color = MaterialTheme.colorScheme.primary,
+                                            onClick = {
+                                                scope.launch {
+                                                    viewModel.setEvent(BeaconContract.Event.OnHideWriteBlePreview)
+                                                }
+                                            }
+                                        ) {
+
+                                            Box(modifier = Modifier.fillMaxSize()) {
+
+                                                Text(
+                                                    modifier = Modifier.align(Alignment.Center),
+                                                    color = MaterialTheme.colorScheme.onPrimary,
+                                                    style = MaterialTheme.typography.labelLarge,
+                                                    text = "Ок"
+                                                )
+
+                                            }
+
+                                        }
+
+                                    }
+
+                                }
+
+                            }
+                            BeaconContract.State.Display.WriteState.Failure -> {
+
+                                Box {
+
+                                    Column {
+
+                                        Text(
+                                            modifier = Modifier.padding(horizontal = 12.dp),
+                                            text = "Ошибка записи",
+                                            style = MaterialTheme.typography.titleLarge
+                                        )
+
+                                        Surface(
+                                            modifier = Modifier
+                                                .fillMaxWidth()
+                                                .padding(8.dp)
+                                                .height(50.dp),
+                                            shape = CircleShape,
+                                            color = MaterialTheme.colorScheme.primary,
+                                            onClick = {
+                                                scope.launch {
+                                                    viewModel.setEvent(BeaconContract.Event.OnHideWriteBlePreview)
+                                                }
+                                            }
+                                        ) {
+
+                                            Box(modifier = Modifier.fillMaxSize()) {
+
+                                                Text(
+                                                    modifier = Modifier.align(Alignment.Center),
+                                                    color = MaterialTheme.colorScheme.onPrimary,
+                                                    style = MaterialTheme.typography.labelLarge,
+                                                    text = "Ок"
+                                                )
+
+                                            }
+
+                                        }
+
+                                    }
+
+                                }
+
+                            }
+                            else -> {}
+                        }
+
+                        Spacer(modifier = Modifier.height(48.dp))
+
+                    }
+
+                }
+
+            }
+            SheetPage.POWER_EDIT -> bottomDialog.show {
+                val currentState = viewModel.viewState.value
+
+                if(currentState is BeaconContract.State.Display) {
+                    PowerEdit(
+                        state = currentState.beacon,
+                        onEvent = {
+                            viewModel.setEvent(it)
+                        }
+                    )
+                }
+            }
+            else -> {
+                bottomDialog.hide()
+            }
+        }
+    }
+
+    Column {
+
         when(state){
-            is BeaconContract.State.Display -> DisplayState(state.beacon)
+            is BeaconContract.State.Display -> DisplayState(
+                onEvent = {
+                    viewModel.setEvent(it)
+                },
+                ble = state.beacon
+            )
             is BeaconContract.State.Loading -> LoadingState()
         }
         
@@ -86,102 +373,3 @@ private fun LoadingState(){
     }
 
 }
-
-@OptIn(ExperimentalMaterial3Api::class)
-@Composable
-private fun DisplayState(ble: Ble.Beacon){
-
-    Column {
-
-        LazyColumn(
-            modifier = Modifier.weight(1f),
-            content = {
-
-                item {
-
-                    Box(
-                        modifier = Modifier.padding(
-                            vertical = 8.dp,
-                            horizontal = 8.dp
-                        )
-                    ) {
-                        BleInfoView(bleInfo = ble.info)
-                    }
-
-                }
-
-                item {
-
-                    Box(
-                        modifier = Modifier.padding(
-                            vertical = 8.dp,
-                            horizontal = 8.dp
-                        )
-                    ){
-
-                        Row(
-                            verticalAlignment = Alignment.CenterVertically,
-                            modifier = Modifier
-                                .clip(RoundedCornerShape(16.dp))
-                                .clickable { }
-                                .padding(8.dp)
-                        ) {
-
-                            Column(
-                                modifier = Modifier.weight(1f)
-                            ) {
-
-                                Text(
-                                    text = "Мощность"
-                                )
-                                Text(
-                                    color = MaterialTheme.colorScheme.secondary,
-                                    style = MaterialTheme.typography.bodyMedium,
-                                    text = "-40 db"
-                                )
-
-                            }
-
-                            Icon(
-                                imageVector = Icons.Rounded.KeyboardArrowDown,
-                                contentDescription = null
-                            )
-
-                        }
-
-                    }
-
-                }
-
-            }
-
-        )
-
-        Surface(
-            modifier = Modifier
-                .fillMaxWidth()
-                .padding(8.dp)
-                .height(50.dp),
-            shape = CircleShape,
-            color = MaterialTheme.colorScheme.primaryContainer,
-            onClick = {
-
-            }
-        ) {
-
-            Box(modifier = Modifier.fillMaxSize()) {
-
-                Text(
-                    modifier = Modifier.align(Alignment.Center),
-                    color = MaterialTheme.colorScheme.background,
-                    style = MaterialTheme.typography.labelLarge,
-                    text = "Сохранить"
-                )
-
-            }
-
-        }
-
-    }
-
-}

app/src/main/java/llc/arma/ble/app/ui/screen/beacon/BeaconViewModel.kt

@@ -1,18 +1,27 @@
 package llc.arma.ble.app.ui.screen.beacon
 
 import androidx.lifecycle.SavedStateHandle
+import androidx.lifecycle.viewModelScope
 import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.launch
 import llc.arma.ble.app.ui.common.BaseViewModel
+import llc.arma.ble.app.ui.mapper.BleMapper
+import llc.arma.ble.app.ui.mapper.BleViewMapper
+import llc.arma.ble.app.ui.model.BleView
+import llc.arma.ble.app.ui.screen.thermometer.ThermometerContract
 import llc.arma.ble.domain.model.Ble
 import llc.arma.ble.domain.model.BleInfo
+import llc.arma.ble.domain.usecase.WriteBle
 import javax.inject.Inject
 
 @HiltViewModel
 class BeaconViewModel @Inject constructor(
+    private val bleMapper: BleMapper,
+    private val writeBle: WriteBle,
+    private val bleViewMapper: BleViewMapper
 ) : BaseViewModel<BeaconContract.State, BeaconContract.Event, BeaconContract.Effect>() {
 
     override fun setInitialState() = BeaconContract.State.Loading
@@ -22,9 +31,41 @@ class BeaconViewModel @Inject constructor(
             is BeaconContract.Event.OnNavigateUpClicked -> reduce(viewState.value, event)
             is BeaconContract.Event.OnTxChanged -> reduce(viewState.value, event)
             is BeaconContract.Event.OnBleChanged -> reduce(viewState.value, event)
+            is BeaconContract.Event.OnChangePassword -> reduce(viewState.value, event)
+            is BeaconContract.Event.OnHideWriteBlePreview -> reduce(viewState.value, event)
+            is BeaconContract.Event.OnShowWriteBlePreview -> reduce(viewState.value, event)
+            is BeaconContract.Event.OnWriteBle -> reduce(viewState.value, event)
+            is BeaconContract.Event.OnPowerChanged -> reduce(viewState.value, event)
+            is BeaconContract.Event.OnPowerEdit -> reduce(viewState.value, event)
         }
     }
 
+    private fun reduce(
+        state: BeaconContract.State,
+        event: BeaconContract.Event.OnPowerChanged
+    ) {
+
+        if(state is BeaconContract.State.Display) {
+
+            state.beacon.state.tx = event.tx
+
+        }
+
+        setEffect {
+            BeaconContract.Effect.HidePowerPicker
+        }
+
+    }
+
+
+    private fun reduce(
+        state: BeaconContract.State,
+        event: BeaconContract.Event.OnPowerEdit
+    ) {
+        setEffect { BeaconContract.Effect.ShowPowerPicker }
+    }
+
+
     private fun reduce(
         state: BeaconContract.State,
         event: BeaconContract.Event.OnNavigateUpClicked
@@ -45,9 +86,104 @@ class BeaconViewModel @Inject constructor(
     ) {
         setState {
             BeaconContract.State.Display(
-                event.ble
+                origin = event.ble,
+                beacon = bleMapper.map(event.ble) as BleView.Beacon,
+                writeState = null
             )
         }
     }
 
+    private fun reduce(
+        state: BeaconContract.State,
+        event: BeaconContract.Event.OnChangePassword
+    ) {
+        setEffect {
+            BeaconContract.Effect.Navigation.NavigateToChangePassword
+        }
+    }
+
+    private fun reduce(
+        state: BeaconContract.State,
+        event: BeaconContract.Event.OnHideWriteBlePreview
+    ) {
+        setEffect {
+            BeaconContract.Effect.HideWriteBlePreview
+        }
+    }
+
+    private fun reduce(
+        state: BeaconContract.State,
+        event: BeaconContract.Event.OnShowWriteBlePreview
+    ) {
+
+        if(state is BeaconContract.State.Display){
+
+            val newBle = bleViewMapper.map(state.beacon) as Ble.Beacon
+
+            val writeRequest = Ble.Beacon.WriteRequest(
+                tx = if(newBle.state.tx == state.origin.state.tx) null else newBle.state.tx
+            )
+
+            setState {
+                state.copy(
+                    writeState = BeaconContract.State.Display.WriteState.DisplayPreview(
+                        writeRequest
+                    )
+                )
+            }
+
+            setEffect {
+                BeaconContract.Effect.ShowWriteBlePreview
+            }
+
+        }
+
+    }
+
+    private fun reduce(
+        state: BeaconContract.State,
+        event: BeaconContract.Event.OnWriteBle
+    ) {
+
+        if(state is BeaconContract.State.Display){
+
+            state.writeState?.let {
+
+                if(it is BeaconContract.State.Display.WriteState.DisplayPreview) {
+
+                    viewModelScope.launch {
+
+                        setState {
+                            state.copy(
+                                writeState = BeaconContract.State.Display.WriteState.Writing(it.writeRequest)
+                            )
+                        }
+
+                        writeBle(state.beacon.info.serial, it.writeRequest).fold(
+                            onSuccess = {
+                                setState {
+                                    state.copy(
+                                        writeState = BeaconContract.State.Display.WriteState.Success
+                                    )
+                                }
+                            },
+                            onFailure = {
+                                setState {
+                                    state.copy(
+                                        writeState = BeaconContract.State.Display.WriteState.Failure
+                                    )
+                                }
+                            }
+                        )
+
+                    }
+
+                }
+
+            }
+
+        }
+
+    }
+
 }

app/src/main/java/llc/arma/ble/app/ui/screen/beacon/view/DisplayState.kt

@@ -0,0 +1,158 @@
+package llc.arma.ble.app.ui.screen.beacon.view
+
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.rounded.KeyboardArrowDown
+import androidx.compose.material.icons.rounded.KeyboardArrowRight
+import androidx.compose.material3.*
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.unit.dp
+import llc.arma.ble.app.ui.model.BleView
+import llc.arma.ble.app.ui.screen.BleInfoView
+import llc.arma.ble.app.ui.screen.beacon.BeaconContract
+
+@Composable
+fun DisplayState(
+    onEvent: (BeaconContract.Event) -> Unit,
+    ble: BleView.Beacon
+) {
+
+    Column() {
+
+        Column(
+            modifier = Modifier
+                .verticalScroll(rememberScrollState())
+                .weight(1f)
+        ) {
+
+            Box(
+                modifier = Modifier.padding(
+                    vertical = 8.dp,
+                    horizontal = 8.dp
+                )
+            ) {
+                BleInfoView(bleInfo = ble.info)
+            }
+
+            Column(
+                modifier = Modifier,
+                content = {
+
+                    Box(
+                        modifier = Modifier.padding(
+                            vertical = 8.dp,
+                            horizontal = 8.dp
+                        )
+                    ) {
+
+                        Row(
+                            verticalAlignment = Alignment.CenterVertically,
+                            modifier = Modifier
+                                .clip(RoundedCornerShape(16.dp))
+                                .clickable {
+                                    onEvent(BeaconContract.Event.OnPowerEdit)
+                                }
+                                .padding(8.dp)
+                        ) {
+
+                            Column(
+                                modifier = Modifier.weight(1f)
+                            ) {
+
+                                Text(
+                                    text = "Мощность"
+                                )
+                                Text(
+                                    color = MaterialTheme.colorScheme.secondary,
+                                    style = MaterialTheme.typography.bodyMedium,
+                                    text = "${ble.state.tx.value} db"
+                                )
+
+                            }
+
+                            Icon(
+                                imageVector = Icons.Rounded.KeyboardArrowDown,
+                                contentDescription = null
+                            )
+
+                        }
+
+                    }
+
+                    Box(
+                        modifier = Modifier.padding(
+                            vertical = 8.dp,
+                            horizontal = 8.dp
+                        )
+                    ) {
+
+                        Row(
+                            verticalAlignment = Alignment.CenterVertically,
+                            modifier = Modifier
+                                .clip(RoundedCornerShape(16.dp))
+                                .clickable {
+                                    onEvent(BeaconContract.Event.OnChangePassword)
+                                }
+                                .padding(8.dp)
+                        ) {
+
+                            Column(
+                                modifier = Modifier.weight(1f)
+                            ) {
+
+                                Text(
+                                    text = "Изменить пароль"
+                                )
+
+                            }
+
+                            Icon(
+                                imageVector = Icons.Rounded.KeyboardArrowRight,
+                                contentDescription = null
+                            )
+
+                        }
+
+                    }
+
+                }
+            )
+
+        }
+
+        Surface(
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(8.dp)
+                .height(50.dp),
+            shape = CircleShape,
+            color = MaterialTheme.colorScheme.primaryContainer,
+            onClick = {
+                onEvent(BeaconContract.Event.OnShowWriteBlePreview)
+            }
+        ) {
+
+            Box(modifier = Modifier.fillMaxSize()) {
+
+                Text(
+                    modifier = Modifier.align(Alignment.Center),
+                    color = MaterialTheme.colorScheme.background,
+                    style = MaterialTheme.typography.labelLarge,
+                    text = "Сохранить"
+                )
+
+            }
+
+        }
+
+    }
+
+}

app/src/main/java/llc/arma/ble/app/ui/screen/beacon/view/PowerEdit.kt

@@ -0,0 +1,97 @@
+package llc.arma.ble.app.ui.screen.beacon.view
+
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.RadioButton
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.runtime.*
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.unit.dp
+import llc.arma.ble.app.ui.model.BleView
+import llc.arma.ble.app.ui.screen.beacon.BeaconContract
+import llc.arma.ble.app.ui.screen.thermometer.ThermometerContract
+
+@Composable
+fun PowerEdit(
+    state: BleView.Beacon,
+    onEvent: (BeaconContract.Event) -> Unit,
+){
+
+    var value by remember(state.state.tx) {
+        mutableStateOf(state.state.tx)
+    }
+
+    Column(
+        modifier = Modifier
+    ) {
+
+        Text(
+            modifier = Modifier.padding(horizontal = 12.dp),
+            text = "Мощность",
+            style = MaterialTheme.typography.titleLarge
+        )
+
+        Spacer(modifier = Modifier.height(16.dp))
+
+        BleView.BleState.TX.values().forEach {
+
+            Row(
+                verticalAlignment = Alignment.CenterVertically,
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .clip(RoundedCornerShape(8.dp))
+                    .clickable { value = it }
+                    .padding(4.dp)
+            ) {
+
+                RadioButton(
+                    selected = it == value,
+                    onClick = { value = it }
+                )
+
+                Text(text = it.value.toString() + " db")
+
+            }
+
+        }
+
+        Spacer(modifier = Modifier.height(16.dp))
+
+        Surface(
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(8.dp)
+                .height(50.dp),
+            shape = CircleShape,
+            color = MaterialTheme.colorScheme.primaryContainer,
+            onClick = {
+                onEvent(
+                    BeaconContract.Event.OnPowerChanged(
+                        value
+                    )
+                )
+            }
+        ) {
+
+            Box(modifier = Modifier.fillMaxSize()) {
+
+                Text(
+                    modifier = Modifier.align(Alignment.Center),
+                    color = MaterialTheme.colorScheme.background,
+                    style = MaterialTheme.typography.labelLarge,
+                    text = "Применить"
+                )
+
+            }
+
+        }
+
+    }
+
+}

app/src/main/java/llc/arma/ble/app/ui/screen/connection/ConnectionContract.kt

@@ -13,6 +13,8 @@ class ConnectionContract {
 
     sealed class Event : ViewEvent {
 
+        object RefreshBle : Event()
+
         object OnNavigateUp : Event()
 
         data class OnBeaconNavigationEvent(
@@ -44,6 +46,11 @@ class ConnectionContract {
         sealed class Navigation : Effect() {
 
             object NavigateUp : Navigation()
+
+            data class NavigateToChangePassword(
+                val serial: String
+            ) : Navigation()
+
         }
 
     }

app/src/main/java/llc/arma/ble/app/ui/screen/connection/ConnectionScreen.kt

@@ -13,6 +13,7 @@ import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.StrokeCap
+import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
 import androidx.hilt.navigation.compose.hiltViewModel
 import kotlinx.coroutines.flow.launchIn
@@ -20,6 +21,7 @@ import kotlinx.coroutines.flow.onEach
 import llc.arma.ble.app.ui.model.BleView
 import llc.arma.ble.app.ui.screen.BleInfoView
 import llc.arma.ble.app.ui.screen.beacon.BeaconScreen
+import llc.arma.ble.app.ui.screen.password.ChangePasswordContract
 import llc.arma.ble.app.ui.screen.thermometer.ThermometerContract
 import llc.arma.ble.app.ui.screen.thermometer.ThermometerScreen
 import llc.arma.ble.domain.model.Ble
@@ -82,16 +84,20 @@ fun ConnectionScreen(
         )
 
         when (state) {
-            is ConnectionContract.State.DisplayException -> DisplayException(state.exception)
+            is ConnectionContract.State.DisplayException -> DisplayException(
+                onEvent = {
+                    viewModel.setEvent(it)
+                }
+            )
             is ConnectionContract.State.Loading -> LoadingState()
             is ConnectionContract.State.Display -> {
                 when(state.ble){
-                    is Ble.Beacon -> {}/*BeaconScreen(
+                    is Ble.Beacon -> BeaconScreen(
                         ble = state.ble,
                         onNavigationEvent = {
                             viewModel.setEvent(ConnectionContract.Event.OnBeaconNavigationEvent(it))
                         }
-                    )*/
+                    )
                     is Ble.Thermometer -> {
 
                         Column(modifier = Modifier.weight(1f)) {
@@ -100,9 +106,7 @@ fun ConnectionScreen(
                                 ble = state.ble,
                                 onNavigationEvent = {
                                     viewModel.setEvent(
-                                        ConnectionContract.Event.OnThermometerNavigationEvent(
+                                        ConnectionContract.Event.OnThermometerNavigationEvent(it)
-                                            it
-                                        )
                                     )
                                 }
                             )
@@ -135,10 +139,50 @@ private fun LoadingState(){
 
 @Composable
 private fun DisplayException(
-    exception: GetBleBySerial.GetBleException
+    onEvent: (ConnectionContract.Event) -> Unit
 ){
 
-    Column {
+    Box(
+        modifier = Modifier.fillMaxSize()
+    ) {
+
+        Column(
+            horizontalAlignment = Alignment.CenterHorizontally,
+            modifier = Modifier.align(Alignment.Center)
+        ) {
+
+            Text(
+                textAlign = TextAlign.Center,
+                style = MaterialTheme.typography.titleMedium,
+                text = "Неудалось соединится с устройством"
+            )
+
+            Spacer(modifier = Modifier.height(18.dp))
+
+            Surface(
+                modifier = Modifier
+                    .height(42.dp),
+                shape = CircleShape,
+                color = MaterialTheme.colorScheme.primaryContainer,
+                onClick = {
+                    onEvent(ConnectionContract.Event.RefreshBle)
+                }
+            ) {
+
+                Box(modifier = Modifier.padding(horizontal = 16.dp)) {
+
+                    Text(
+                        modifier = Modifier.align(Alignment.Center),
+                        color = MaterialTheme.colorScheme.onPrimaryContainer,
+                        style = MaterialTheme.typography.labelLarge,
+                        text = "Повторить"
+                    )
+
+                }
+
+            }
+
+        }
 
     }
 

app/src/main/java/llc/arma/ble/app/ui/screen/connection/ConnectionViewModel.kt

@@ -17,19 +17,92 @@ import javax.inject.Inject
 
 @HiltViewModel
 class ConnectionViewModel @Inject constructor(
-    savedStateHandle: SavedStateHandle,
+    private val savedStateHandle: SavedStateHandle,
-    getBleBySerial: GetBleBySerial,
+    private val getBleBySerial: GetBleBySerial,
-    private val writeBle: WriteBle,
-    private val bleMapper: BleMapper,
-    private val bleViewMapper: BleViewMapper
 ) : BaseViewModel<ConnectionContract.State, ConnectionContract.Event, ConnectionContract.Effect>() {
 
     init {
+        refreshBle()
+    }
 
+    override fun setInitialState() = ConnectionContract.State.Loading
+
+    override fun handleEvents(event: ConnectionContract.Event) {
+        when(event){
+            is ConnectionContract.Event.OnBeaconNavigationEvent -> reduce(viewState.value, event)
+            is ConnectionContract.Event.OnNavigateUp -> reduce(viewState.value, event)
+            is ConnectionContract.Event.OnThermometerNavigationEvent -> reduce(viewState.value, event)
+            is ConnectionContract.Event.RefreshBle -> reduce(viewState.value, event)
+        }
+    }
+
+    private fun reduce(
+        state: ConnectionContract.State,
+        event: ConnectionContract.Event.OnBeaconNavigationEvent
+    ) {
+        when(event.event){
+            BeaconContract.Effect.Navigation.NavigateUp -> {
+                setEffect {
+                    ConnectionContract.Effect.Navigation.NavigateUp
+                }
+            }
+            BeaconContract.Effect.Navigation.NavigateToChangePassword -> {
+                setEffect {
+                    ConnectionContract.Effect.Navigation.NavigateToChangePassword(savedStateHandle.get<String>("serial")!!)
+                }
+            }
+        }
+    }
+
+    private fun reduce(
+        state: ConnectionContract.State,
+        event: ConnectionContract.Event.OnThermometerNavigationEvent
+    ) {
+        when(event.event){
+            ThermometerContract.Effect.Navigation.NavigateUp -> {
+                setEffect {
+                    ConnectionContract.Effect.Navigation.NavigateUp
+                }
+            }
+            ThermometerContract.Effect.Navigation.NavigateToChangePassword -> {
+                setEffect {
+                    ConnectionContract.Effect.Navigation.NavigateToChangePassword(savedStateHandle.get<String>("serial")!!)
+                }
+            }
+        }
+    }
+
+    private fun reduce(
+        state: ConnectionContract.State,
+        event: ConnectionContract.Event.OnNavigateUp
+    ) {
+
+        setEffect {
+            ConnectionContract.Effect.Navigation.NavigateUp
+        }
+
+    }
+
+    private fun reduce(
+        state: ConnectionContract.State,
+        event: ConnectionContract.Event.RefreshBle
+    ) {
+
+        refreshBle()
+
+    }
+
+    private fun refreshBle(){
         val serial = savedStateHandle.get<String>("serial")
 
         if(serial != null){
+
             viewModelScope.launch {
+
+                setState {
+                    ConnectionContract.State.Loading
+                }
+
                 getBleBySerial(serial).fold(
                     onSuccess = {
 
@@ -50,54 +123,6 @@ class ConnectionViewModel @Inject constructor(
         } else {
             throw IllegalArgumentException("serial arg must not be null")
         }
-
-    }
-
-    override fun setInitialState() = ConnectionContract.State.Loading
-
-    override fun handleEvents(event: ConnectionContract.Event) {
-        when(event){
-            is ConnectionContract.Event.OnBeaconNavigationEvent -> reduce(viewState.value, event)
-            is ConnectionContract.Event.OnNavigateUp -> reduce(viewState.value, event)
-            is ConnectionContract.Event.OnThermometerNavigationEvent -> reduce(viewState.value, event)
-        }
-    }
-
-    private fun reduce(
-        state: ConnectionContract.State,
-        event: ConnectionContract.Event.OnBeaconNavigationEvent
-    ) {
-        when(event.event){
-            BeaconContract.Effect.Navigation.NavigateUp -> {
-                setEffect {
-                    ConnectionContract.Effect.Navigation.NavigateUp
-                }
-            }
-        }
-    }
-
-    private fun reduce(
-        state: ConnectionContract.State,
-        event: ConnectionContract.Event.OnThermometerNavigationEvent
-    ) {
-        when(event.event){
-            ThermometerContract.Effect.Navigation.NavigateUp -> {
-                setEffect {
-                    ConnectionContract.Effect.Navigation.NavigateUp
-                }
-            }
-        }
-    }
-
-    private fun reduce(
-        state: ConnectionContract.State,
-        event: ConnectionContract.Event.OnNavigateUp
-    ) {
-
-        setEffect {
-            ConnectionContract.Effect.Navigation.NavigateUp
-        }
-
     }
 
 }

app/src/main/java/llc/arma/ble/app/ui/screen/main/MainScreen.kt

@@ -1,8 +1,10 @@
 package llc.arma.ble.app.ui.screen.main
 
 import androidx.compose.runtime.Composable
+import androidx.compose.ui.window.DialogProperties
 import androidx.navigation.compose.NavHost
 import androidx.navigation.compose.composable
+import androidx.navigation.compose.dialog
 import androidx.navigation.compose.rememberNavController
 import llc.arma.ble.app.ui.screen.beacon.BeaconContract
 import llc.arma.ble.app.ui.screen.thermometer.ThermometerScreen
@@ -11,6 +13,8 @@ import llc.arma.ble.app.ui.screen.ble.BleListContract
 import llc.arma.ble.app.ui.screen.ble.BleListScreen
 import llc.arma.ble.app.ui.screen.connection.ConnectionContract
 import llc.arma.ble.app.ui.screen.connection.ConnectionScreen
+import llc.arma.ble.app.ui.screen.password.ChangePasswordContract
+import llc.arma.ble.app.ui.screen.password.ChangePasswordScreen
 
 @Composable
 fun MainScreen() {
@@ -45,6 +49,7 @@ fun MainScreen() {
                         onNavigationEvent = {
                             when(it){
                                 ConnectionContract.Effect.Navigation.NavigateUp -> controller.navigateUp()
+                                is ConnectionContract.Effect.Navigation.NavigateToChangePassword -> controller.navigate("change_password/${it.serial}")
                             }
                         }
                     )
@@ -52,6 +57,18 @@ fun MainScreen() {
                 }
             )
 
+            dialog(
+                route = "change_password/{serial}",
+                dialogProperties = DialogProperties(usePlatformDefaultWidth = false),
+                content = {
+                    ChangePasswordScreen {
+                        when(it){
+                            is ChangePasswordContract.Effect.Navigation.NavigateUp -> controller.navigateUp()
+                        }
+                    }
+                }
+            )
+
         }
 
     )

app/src/main/java/llc/arma/ble/app/ui/screen/password/ChangePasswordContract.kt

@@ -0,0 +1,62 @@
+package llc.arma.ble.app.ui.screen.password
+
+import llc.arma.ble.app.ui.common.ViewEvent
+import llc.arma.ble.app.ui.common.ViewSideEffect
+import llc.arma.ble.app.ui.common.ViewState
+
+class ChangePasswordContract {
+
+    sealed class Event : ViewEvent {
+
+        data class OnPasswordChanged(
+            val password: String
+        ) : Event()
+
+        data class OnRePasswordChanged(
+            val password: String
+        ) : Event()
+
+        object OnChange : Event()
+
+        object OnNavigateUp : Event()
+
+    }
+
+    data class State(
+        val password: String,
+        val rePassword: String,
+        val exception: ValidationException?,
+        val loading: LoadingState?
+    ) : ViewState {
+
+        sealed class LoadingState {
+
+            object Loading : LoadingState()
+
+            object Success : LoadingState()
+
+            object Failure : LoadingState()
+
+        }
+
+        sealed class ValidationException {
+
+            object PasswordsNotMatch : ValidationException()
+
+            object WrongLength : ValidationException()
+
+        }
+
+    }
+
+    sealed class Effect : ViewSideEffect {
+
+        sealed class Navigation : Effect() {
+
+            object NavigateUp : Navigation()
+
+        }
+
+    }
+
+}

app/src/main/java/llc/arma/ble/app/ui/screen/password/ChangePasswordScreen.kt

@@ -0,0 +1,270 @@
+package llc.arma.ble.app.ui.screen.password
+
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.foundation.text.KeyboardActions
+import androidx.compose.foundation.text.KeyboardOptions
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.rounded.Visibility
+import androidx.compose.material.icons.rounded.VisibilityOff
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.text.input.ImeAction
+import androidx.compose.ui.text.input.KeyboardType
+import androidx.compose.ui.text.input.PasswordVisualTransformation
+import androidx.compose.ui.text.input.VisualTransformation
+import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.unit.dp
+import androidx.hilt.navigation.compose.hiltViewModel
+import kotlinx.coroutines.flow.launchIn
+import kotlinx.coroutines.flow.onEach
+import llc.arma.ble.app.ui.screen.password.view.Loading
+import llc.arma.ble.app.ui.screen.password.view.Result
+import llc.arma.ble.app.ui.screen.thermometer.view.LoadingState
+
+@Composable
+fun ChangePasswordScreen(
+    onNavigationEvent: (ChangePasswordContract.Effect.Navigation) -> Unit
+) {
+
+    val viewModel = hiltViewModel<ChangePasswordViewModel>()
+    val state = viewModel.viewState.value
+
+    LaunchedEffect("effect"){
+        viewModel.effect.onEach {
+            when(it){
+                is ChangePasswordContract.Effect.Navigation -> onNavigationEvent(it)
+            }
+        }.launchIn(this)
+    }
+
+    Surface(
+        shape = RoundedCornerShape(16.dp),
+        modifier = Modifier
+            .fillMaxWidth()
+            .wrapContentHeight()
+            .padding(24.dp),
+    ) {
+
+        Column {
+
+            Spacer(modifier = Modifier.height(20.dp))
+
+            Text(
+                modifier = Modifier.fillMaxWidth(),
+                style = MaterialTheme.typography.titleLarge,
+                text = "Изменение пароля",
+                textAlign = TextAlign.Center
+            )
+
+            if(state.loading != null){
+
+                when(state.loading){
+
+                    ChangePasswordContract.State.LoadingState.Loading -> {
+                        Loading {
+                            viewModel.setEvent(it)
+                        }
+                    }
+                    ChangePasswordContract.State.LoadingState.Failure,
+                    ChangePasswordContract.State.LoadingState.Success -> {
+                        Result(
+                            onEvent = {
+                                viewModel.setEvent(it)
+                            },
+                            state = state.loading
+                        )
+                    }
+                }
+
+            } else {
+
+                Column(
+                    modifier = Modifier.padding(20.dp)
+                ) {
+
+
+                    var passwordVisibility by remember {
+                        mutableStateOf(false)
+                    }
+                    var rePasswordVisibility by remember {
+                        mutableStateOf(false)
+                    }
+
+                    @Composable
+                    fun TrailingPasswordIcon(
+                        visible: Boolean,
+                        onClick: () -> Unit
+                    ) {
+                        IconButton(onClick = onClick) {
+                            Icon(
+                                contentDescription = null,
+                                imageVector = if (visible) {
+                                    Icons.Rounded.Visibility
+                                } else {
+                                    Icons.Rounded.VisibilityOff
+                                }
+                            )
+                        }
+                    }
+
+                    val isError = state.exception != null
+
+                    TextField(
+                        modifier = Modifier.fillMaxWidth(),
+                        singleLine = true,
+                        visualTransformation = if (passwordVisibility.not()) PasswordVisualTransformation() else VisualTransformation.None,
+                        value = state.password,
+                        onValueChange = {
+                            viewModel.setEvent(ChangePasswordContract.Event.OnPasswordChanged(it))
+                        },
+                        keyboardOptions = KeyboardOptions(
+                            keyboardType = KeyboardType.NumberPassword,
+                            imeAction = ImeAction.Next),
+                        trailingIcon = {
+                            TrailingPasswordIcon(visible = passwordVisibility) {
+                                passwordVisibility = passwordVisibility.not()
+                            }
+                        },
+                        isError = isError,
+                        label = {
+                            Text(text = "Пароль")
+                        },
+                        supportingText = {
+                            Row() {
+                                Spacer(modifier = Modifier.weight(1f))
+
+                                Text(
+                                    style = MaterialTheme.typography.bodyMedium,
+                                    text = "${state.password.length}/6"
+                                )
+                            }
+                        }
+                    )
+
+                    Spacer(modifier = Modifier.height(12.dp))
+
+                    TextField(
+                        modifier = Modifier.fillMaxWidth(),
+                        singleLine = true,
+                        visualTransformation = if (rePasswordVisibility.not()) PasswordVisualTransformation() else VisualTransformation.None,
+                        value = state.rePassword,
+                        onValueChange = {
+                            viewModel.setEvent(ChangePasswordContract.Event.OnRePasswordChanged(it))
+                        },
+                        keyboardOptions = KeyboardOptions(keyboardType = KeyboardType.NumberPassword),
+                        trailingIcon = {
+                            TrailingPasswordIcon(visible = rePasswordVisibility) {
+                                rePasswordVisibility = rePasswordVisibility.not()
+                            }
+                        },
+                        label = {
+                            Text(text = "Повторите пароль")
+                        },
+                        isError = isError,
+                        supportingText = {
+
+                            Row() {
+
+                                if (isError) {
+                                    val text = when (state.exception) {
+                                        is ChangePasswordContract.State.ValidationException.WrongLength -> "Неверная длинна"
+                                        is ChangePasswordContract.State.ValidationException.PasswordsNotMatch -> "Пароли не совпадают"
+                                        null -> ""
+                                    }
+
+                                    Text(
+                                        style = MaterialTheme.typography.bodyMedium,
+                                        color = MaterialTheme.colorScheme.error,
+                                        text = text
+                                    )
+                                }
+
+                                Spacer(modifier = Modifier.weight(1f))
+
+                                Text(
+                                    style = MaterialTheme.typography.bodyMedium,
+                                    text = "${state.rePassword.length}/6"
+                                )
+
+                            }
+
+                        }
+                    )
+
+                    Spacer(modifier = Modifier.height(20.dp))
+
+                    Box(
+                        modifier = Modifier
+                    ) {
+
+                        Surface(
+                            modifier = Modifier
+                                .fillMaxWidth()
+                                .height(50.dp),
+                            shape = CircleShape,
+                            color = MaterialTheme.colorScheme.primaryContainer,
+                            onClick = {
+                                viewModel.setEvent(ChangePasswordContract.Event.OnChange)
+                            }
+                        ) {
+
+                            Box(modifier = Modifier.fillMaxSize()) {
+
+                                Text(
+                                    modifier = Modifier.align(Alignment.Center),
+                                    color = MaterialTheme.colorScheme.onPrimaryContainer,
+                                    style = MaterialTheme.typography.labelLarge,
+                                    text = "Применить"
+                                )
+
+                            }
+
+                        }
+
+                    }
+
+                    Spacer(modifier = Modifier.height(12.dp))
+
+                    Box(
+                        modifier = Modifier
+                    ) {
+
+                        Surface(
+                            modifier = Modifier
+                                .fillMaxWidth()
+                                .height(50.dp),
+                            shape = CircleShape,
+                            color = MaterialTheme.colorScheme.surfaceVariant,
+                            onClick = {
+                                viewModel.setEvent(ChangePasswordContract.Event.OnNavigateUp)
+                            }
+                        ) {
+
+                            Box(modifier = Modifier.fillMaxSize()) {
+
+                                Text(
+                                    modifier = Modifier.align(Alignment.Center),
+                                    color = MaterialTheme.colorScheme.onSurfaceVariant,
+                                    style = MaterialTheme.typography.labelLarge,
+                                    text = "Отменить"
+                                )
+
+                            }
+
+                        }
+
+                    }
+
+                }
+
+            }
+
+        }
+
+    }
+
+}

app/src/main/java/llc/arma/ble/app/ui/screen/password/ChangePasswordViewModel.kt

@@ -0,0 +1,125 @@
+package llc.arma.ble.app.ui.screen.password
+
+import androidx.lifecycle.SavedStateHandle
+import androidx.lifecycle.viewModelScope
+import dagger.hilt.android.lifecycle.HiltViewModel
+import kotlinx.coroutines.launch
+import llc.arma.ble.app.ui.common.BaseViewModel
+import llc.arma.ble.domain.usecase.ChangeBlePassword
+import javax.inject.Inject
+
+@HiltViewModel
+class ChangePasswordViewModel @Inject constructor(
+    private val savedStateHandle: SavedStateHandle,
+    private val changeBlePassword: ChangeBlePassword
+) : BaseViewModel<ChangePasswordContract.State, ChangePasswordContract.Event, ChangePasswordContract.Effect>() {
+
+    override fun setInitialState() = ChangePasswordContract.State("", "", null, null)
+
+    override fun handleEvents(event: ChangePasswordContract.Event) {
+        when(event){
+            is ChangePasswordContract.Event.OnPasswordChanged -> reduce(viewState.value, event)
+            is ChangePasswordContract.Event.OnRePasswordChanged -> reduce(viewState.value, event)
+            is ChangePasswordContract.Event.OnChange -> reduce(viewState.value, event)
+            is ChangePasswordContract.Event.OnNavigateUp -> reduce(viewState.value, event)
+        }
+    }
+
+    private fun reduce(
+        state: ChangePasswordContract.State,
+        event: ChangePasswordContract.Event.OnPasswordChanged
+    ) {
+
+        setState {
+            copy(
+                password = event.password
+            )
+        }
+
+    }
+
+    private fun reduce(
+        state: ChangePasswordContract.State,
+        event: ChangePasswordContract.Event.OnRePasswordChanged
+    ) {
+
+        setState {
+            copy(
+                rePassword = event.password
+            )
+        }
+
+    }
+
+    private fun reduce(
+        state: ChangePasswordContract.State,
+        event: ChangePasswordContract.Event.OnChange
+    ) {
+
+        if(state.password.length != 6 || state.rePassword.length != 6){
+            setState {
+                state.copy(
+                    exception = ChangePasswordContract.State.ValidationException.WrongLength
+                )
+            }
+        } else {
+
+            if(state.password != state.rePassword){
+                setState {
+                    state.copy(
+                        exception = ChangePasswordContract.State.ValidationException.PasswordsNotMatch
+                    )
+                }
+            } else {
+
+                viewModelScope.launch {
+
+                    setState {
+                        state.copy(
+                            loading = ChangePasswordContract.State.LoadingState.Loading,
+                            exception = null
+                        )
+                    }
+
+                    changeBlePassword.invoke(
+                        state.password,
+                        savedStateHandle.get<String>("serial")!!
+                    ).fold(
+                        onSuccess = {
+                            setState {
+                                state.copy(
+                                    loading = ChangePasswordContract.State.LoadingState.Success,
+                                    exception = null
+                                )
+                            }
+                        },
+                        onFailure = {
+                            setState {
+                                state.copy(
+                                    loading = ChangePasswordContract.State.LoadingState.Failure,
+                                    exception = null
+                                )
+                            }
+                        }
+                    )
+
+                }
+
+            }
+
+        }
+
+    }
+
+    private fun reduce(
+        state: ChangePasswordContract.State,
+        event: ChangePasswordContract.Event.OnNavigateUp
+    ) {
+
+        setEffect {
+            ChangePasswordContract.Effect.Navigation.NavigateUp
+        }
+
+    }
+
+}

app/src/main/java/llc/arma/ble/app/ui/screen/password/view/Display.kt

@@ -0,0 +1,205 @@
+package llc.arma.ble.app.ui.screen.password.view
+
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.foundation.text.KeyboardOptions
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.rounded.Visibility
+import androidx.compose.material.icons.rounded.VisibilityOff
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.text.input.ImeAction
+import androidx.compose.ui.text.input.KeyboardType
+import androidx.compose.ui.text.input.PasswordVisualTransformation
+import androidx.compose.ui.text.input.VisualTransformation
+import androidx.compose.ui.unit.dp
+import llc.arma.ble.app.ui.screen.password.ChangePasswordContract
+
+@Composable
+fun Display(
+    onEvent: (ChangePasswordContract.Event) -> Unit,
+    state: ChangePasswordContract.State
+){
+
+    Column(
+        modifier = Modifier.padding(20.dp)
+    ) {
+
+
+        var passwordVisibility by remember {
+            mutableStateOf(false)
+        }
+        var rePasswordVisibility by remember {
+            mutableStateOf(false)
+        }
+
+        @Composable
+        fun TrailingPasswordIcon(
+            visible: Boolean,
+            onClick: () -> Unit
+        ) {
+            IconButton(onClick = onClick) {
+                Icon(
+                    contentDescription = null,
+                    imageVector = if (visible) {
+                        Icons.Rounded.Visibility
+                    } else {
+                        Icons.Rounded.VisibilityOff
+                    }
+                )
+            }
+        }
+
+        val isError = state.exception != null
+
+        TextField(
+            modifier = Modifier.fillMaxWidth(),
+            singleLine = true,
+            visualTransformation = if (passwordVisibility.not()) PasswordVisualTransformation() else VisualTransformation.None,
+            value = state.password,
+            onValueChange = {
+                onEvent(ChangePasswordContract.Event.OnPasswordChanged(it))
+            },
+            keyboardOptions = KeyboardOptions(
+                keyboardType = KeyboardType.NumberPassword,
+                imeAction = ImeAction.Next),
+            trailingIcon = {
+                TrailingPasswordIcon(visible = passwordVisibility) {
+                    passwordVisibility = passwordVisibility.not()
+                }
+            },
+            isError = isError,
+            label = {
+                Text(text = "Пароль")
+            },
+            supportingText = {
+                Row() {
+                    Spacer(modifier = Modifier.weight(1f))
+
+                    Text(
+                        style = MaterialTheme.typography.bodyMedium,
+                        text = "${state.password.length}/6"
+                    )
+                }
+            }
+        )
+
+        Spacer(modifier = Modifier.height(12.dp))
+
+        TextField(
+            modifier = Modifier.fillMaxWidth(),
+            singleLine = true,
+            visualTransformation = if (rePasswordVisibility.not()) PasswordVisualTransformation() else VisualTransformation.None,
+            value = state.rePassword,
+            onValueChange = {
+                onEvent(ChangePasswordContract.Event.OnRePasswordChanged(it))
+            },
+            keyboardOptions = KeyboardOptions(keyboardType = KeyboardType.NumberPassword),
+            trailingIcon = {
+                TrailingPasswordIcon(visible = rePasswordVisibility) {
+                    rePasswordVisibility = rePasswordVisibility.not()
+                }
+            },
+            label = {
+                Text(text = "Повторите пароль")
+            },
+            isError = isError,
+            supportingText = {
+
+                Row() {
+
+                    if (isError) {
+                        val text = when (state.exception) {
+                            is ChangePasswordContract.State.ValidationException.WrongLength -> "Неверная длинна"
+                            is ChangePasswordContract.State.ValidationException.PasswordsNotMatch -> "Пароли не совпадают"
+                            null -> ""
+                        }
+
+                        Text(
+                            style = MaterialTheme.typography.bodyMedium,
+                            color = MaterialTheme.colorScheme.error,
+                            text = text
+                        )
+                    }
+
+                    Spacer(modifier = Modifier.weight(1f))
+
+                    Text(
+                        style = MaterialTheme.typography.bodyMedium,
+                        text = "${state.rePassword.length}/6"
+                    )
+
+                }
+
+            }
+        )
+
+        Spacer(modifier = Modifier.height(20.dp))
+
+        Box(
+            modifier = Modifier
+        ) {
+
+            Surface(
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .height(50.dp),
+                shape = CircleShape,
+                color = MaterialTheme.colorScheme.primaryContainer,
+                onClick = {
+                    onEvent(ChangePasswordContract.Event.OnChange)
+                }
+            ) {
+
+                Box(modifier = Modifier.fillMaxSize()) {
+
+                    Text(
+                        modifier = Modifier.align(Alignment.Center),
+                        color = MaterialTheme.colorScheme.onPrimaryContainer,
+                        style = MaterialTheme.typography.labelLarge,
+                        text = "Применить"
+                    )
+
+                }
+
+            }
+
+        }
+
+        Spacer(modifier = Modifier.height(12.dp))
+
+        Box(
+            modifier = Modifier
+        ) {
+
+            Surface(
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .height(50.dp),
+                shape = CircleShape,
+                color = MaterialTheme.colorScheme.surfaceVariant,
+                onClick = {
+                    onEvent(ChangePasswordContract.Event.OnNavigateUp)
+                }
+            ) {
+
+                Box(modifier = Modifier.fillMaxSize()) {
+
+                    Text(
+                        modifier = Modifier.align(Alignment.Center),
+                        color = MaterialTheme.colorScheme.onSurfaceVariant,
+                        style = MaterialTheme.typography.labelLarge,
+                        text = "Отменить"
+                    )
+
+                }
+
+            }
+
+        }
+
+    }
+
+}

app/src/main/java/llc/arma/ble/app/ui/screen/password/view/Loading.kt

@@ -0,0 +1,67 @@
+package llc.arma.ble.app.ui.screen.password.view
+
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.foundation.text.KeyboardOptions
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.rounded.Visibility
+import androidx.compose.material.icons.rounded.VisibilityOff
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.text.input.ImeAction
+import androidx.compose.ui.text.input.KeyboardType
+import androidx.compose.ui.text.input.PasswordVisualTransformation
+import androidx.compose.ui.text.input.VisualTransformation
+import androidx.compose.ui.unit.dp
+import llc.arma.ble.app.ui.screen.password.ChangePasswordContract
+
+@Composable
+fun Loading(
+    onEvent: (ChangePasswordContract.Event) -> Unit
+) {
+
+    Column(
+        modifier = Modifier.padding(20.dp)
+    ) {
+
+        CircularProgressIndicator(
+            modifier = Modifier.align(Alignment.CenterHorizontally)
+        )
+
+        Spacer(modifier = Modifier.height(20.dp))
+
+        Box(
+            modifier = Modifier
+        ) {
+
+            Surface(
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .height(50.dp),
+                shape = CircleShape,
+                color = MaterialTheme.colorScheme.surfaceVariant,
+                onClick = {
+                    onEvent(ChangePasswordContract.Event.OnNavigateUp)
+                }
+            ) {
+
+                Box(modifier = Modifier.fillMaxSize()) {
+
+                    Text(
+                        modifier = Modifier.align(Alignment.Center),
+                        color = MaterialTheme.colorScheme.onSurfaceVariant,
+                        style = MaterialTheme.typography.labelLarge,
+                        text = "Отменить"
+                    )
+
+                }
+
+            }
+
+        }
+
+    }
+
+}

app/src/main/java/llc/arma/ble/app/ui/screen/password/view/Result.kt

@@ -0,0 +1,115 @@
+package llc.arma.ble.app.ui.screen.password.view
+
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.unit.dp
+import llc.arma.ble.app.ui.screen.password.ChangePasswordContract
+
+@Composable
+fun Result(
+    onEvent: (ChangePasswordContract.Event) -> Unit,
+    state: ChangePasswordContract.State.LoadingState
+) {
+
+    Column(
+        modifier = Modifier.padding(20.dp)
+    ) {
+
+        when(state){
+            ChangePasswordContract.State.LoadingState.Failure -> {
+
+                Box(
+                    modifier = Modifier
+                        .padding(8.dp)
+                        .fillMaxWidth()
+                ) {
+
+                    Image(
+                        modifier = Modifier
+                            .size(125.dp)
+                            .align(Alignment.Center),
+                        painter = painterResource(llc.arma.ble.R.drawable.ic_error),
+                        contentDescription = null
+                    )
+
+                }
+
+                Spacer(modifier = Modifier.height(16.dp))
+
+                Text(
+                    modifier = Modifier.align(Alignment.CenterHorizontally),
+                    text = "Ошибка записи"
+                )
+            }
+            ChangePasswordContract.State.LoadingState.Success -> {
+
+                Box(
+                    modifier = Modifier
+                        .padding(8.dp)
+                        .fillMaxWidth()
+                ) {
+
+                    Image(
+                        modifier = Modifier
+                            .size(125.dp)
+                            .align(Alignment.Center),
+                        painter = painterResource(llc.arma.ble.R.drawable.ic_done),
+                        contentDescription = null
+                    )
+
+                }
+
+                Spacer(modifier = Modifier.height(16.dp))
+
+                Text(
+                    modifier = Modifier.align(Alignment.CenterHorizontally),
+                    text = "Успешно завершено"
+                )
+            }
+            else -> {}
+        }
+
+        Spacer(modifier = Modifier.height(20.dp))
+
+        Box(
+            modifier = Modifier
+        ) {
+
+            Surface(
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .height(50.dp),
+                shape = CircleShape,
+                color = MaterialTheme.colorScheme.primary,
+                onClick = {
+                    onEvent(ChangePasswordContract.Event.OnNavigateUp)
+                }
+            ) {
+
+                Box(modifier = Modifier.fillMaxSize()) {
+
+                    Text(
+                        modifier = Modifier.align(Alignment.Center),
+                        color = MaterialTheme.colorScheme.onPrimary,
+                        style = MaterialTheme.typography.labelLarge,
+                        text = "Ок"
+                    )
+
+                }
+
+            }
+
+        }
+
+    }
+
+}

app/src/main/java/llc/arma/ble/app/ui/screen/thermometer/ThermometerContract.kt

@@ -20,6 +20,8 @@ class ThermometerContract {
 
         object OnHideTemperatureHistory : Event()
 
+        object OnChangePassword : Event()
+
         data class OnSaveHistoryChanged(
             val saveHistory: Boolean
         ) : Event()
@@ -68,6 +70,8 @@ class ThermometerContract {
 
                 object Success : WriteState()
 
+                object Failure : WriteState()
+
             }
 
         }
@@ -88,10 +92,16 @@ class ThermometerContract {
 
         object HidePowerPicker : Effect()
 
+        object ShowWriteBle : Effect()
+
+        object HideWriteBle : Effect()
+
         sealed class Navigation : Effect() {
 
             object NavigateUp : Navigation()
 
+            object NavigateToChangePassword : Navigation()
+
         }
 
     }

app/src/main/java/llc/arma/ble/app/ui/screen/thermometer/ThermometerScreen.kt

@@ -1,32 +1,41 @@
 package llc.arma.ble.app.ui.screen.thermometer
 
+import androidx.compose.foundation.Image
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.*
 import androidx.compose.foundation.shape.CircleShape
 import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.ExperimentalMaterialApi
+import androidx.compose.material.ModalBottomSheetLayout
+import androidx.compose.material.ModalBottomSheetValue
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.rounded.KeyboardArrowDown
 import androidx.compose.material3.*
 import androidx.compose.runtime.*
+import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.alpha
 import androidx.compose.ui.draw.clip
+import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.unit.dp
 import androidx.hilt.navigation.compose.hiltViewModel
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.delay
 import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.onEach
 import kotlinx.coroutines.launch
+import llc.arma.ble.R
+import llc.arma.ble.app.ui.common.rememberBottomDialogState
 import llc.arma.ble.app.ui.screen.thermometer.view.*
 import llc.arma.ble.domain.model.Ble
 
 enum class SheetPage {
-    INTERVAL, POWER, TEMPERATURE_HISTORY
+    INTERVAL, POWER, TEMPERATURE_HISTORY, WRITE
 }
 
-private val Boolean.localizedName: String
+val Boolean.localizedName: String
     get() {
         return if(this){
             "Включено"
@@ -35,7 +44,7 @@ private val Boolean.localizedName: String
         }
     }
 
-private val Ble.BleState.TX.localizedName: String
+val Ble.BleState.TX.localizedName: String
     get() {
         return when(this){
             Ble.BleState.TX.MINUS_40 -> -40
@@ -51,48 +60,133 @@ private val Ble.BleState.TX.localizedName: String
 
     }
 
-@OptIn(ExperimentalMaterial3Api::class)
+@OptIn(ExperimentalMaterial3Api::class, ExperimentalMaterialApi::class)
 @Composable
 fun ThermometerScreen(
     ble: Ble.Thermometer,
     onNavigationEvent: (ThermometerContract.Effect.Navigation) -> Unit
 ) {
 
-    var sheetPage by remember {
+    var sheetPage by rememberSaveable {
         mutableStateOf<SheetPage?>(null)
     }
 
     val viewModel = hiltViewModel<ThermometerViewModel>()
     val state = viewModel.viewState.value
 
-    val bottomSheetState = rememberModalBottomSheetState(skipPartiallyExpanded = true)
+
+    val bottomDialog = rememberBottomDialogState()
+
+    LaunchedEffect(sheetPage){
+        when(sheetPage){
+            SheetPage.INTERVAL -> bottomDialog.show {
+
+                val currentState = viewModel.viewState.value
+
+                if(currentState is ThermometerContract.State.Display) {
+                    IntervalEdit(
+                        state = currentState.thermometer,
+                        onEvent = {
+                            viewModel.setEvent(it)
+                        }
+                    )
+                }
+
+            }
+            SheetPage.POWER -> bottomDialog.show {
+
+                val currentState = viewModel.viewState.value
+
+                if(currentState is ThermometerContract.State.Display) {
+                    PowerEdit(
+                        state = currentState.thermometer,
+                        onEvent = {
+                            viewModel.setEvent(it)
+                        }
+                    )
+                }
+
+            }
+            SheetPage.TEMPERATURE_HISTORY -> bottomDialog.show {
+
+                val currentState = viewModel.viewState.value
+
+                if (currentState is ThermometerContract.State.Display) {
+                    TemperatureHistory(
+                        ble = currentState.thermometer.info
+                    )
+                }
+            }
+            SheetPage.WRITE -> bottomDialog.show {
+
+                val currentState = viewModel.viewState.value
+
+                if (currentState is ThermometerContract.State.Display) {
+
+                    currentState.writeState?.let {
+
+                        Write(
+                            state = it,
+                            onEvent = {
+                                viewModel.setEvent(it)
+                            }
+                        )
+
+                    }
+
+                }
+            }
+            else -> {
+                bottomDialog.hide()
+            }
+        }
+    }
+
     val writeSheetState = rememberModalBottomSheetState(skipPartiallyExpanded = true)
 
     LaunchedEffect("effect"){
         viewModel.effect.onEach {
             when(it){
-                is ThermometerContract.Effect.Navigation -> onNavigationEvent(it)
+                is ThermometerContract.Effect.Navigation -> {
-                is ThermometerContract.Effect.HideIntervalPicker -> launch {
-                    bottomSheetState.hide()
                     sheetPage = null
+                    onNavigationEvent(it)
+                }
+                is ThermometerContract.Effect.HideIntervalPicker -> launch {
+                    sheetPage = null
+                    delay(100)
                 }
                 is ThermometerContract.Effect.ShowIntervalPicker -> launch {
+                    sheetPage = null
+                    delay(100)
                     sheetPage = SheetPage.INTERVAL
                 }
                 is ThermometerContract.Effect.HidePowerPicker -> launch {
-                    bottomSheetState.hide()
                     sheetPage = null
+                    delay(100)
                 }
                 is ThermometerContract.Effect.ShowPowerPicker -> launch {
+                    sheetPage = null
+                    delay(100)
                     sheetPage = SheetPage.POWER
                 }
                 is ThermometerContract.Effect.HideTemperatureHistory -> launch {
-                    bottomSheetState.hide()
                     sheetPage = null
+                    delay(100)
                 }
                 is ThermometerContract.Effect.ShowTemperatureHistory -> launch {
+                    sheetPage = null
+                    delay(100)
                     sheetPage = SheetPage.TEMPERATURE_HISTORY
                 }
+                is ThermometerContract.Effect.HideWriteBle -> {
+                    sheetPage = null
+                    delay(100)
+                }
+                is ThermometerContract.Effect.ShowWriteBle -> {
+                    sheetPage = null
+                    delay(100)
+                    sheetPage = SheetPage.WRITE
+                }
             }
         }.launchIn(this)
 
@@ -118,438 +212,4 @@ fun ThermometerScreen(
 
     }
 
-    sheetPage?.let {
-
-        Column() {
-
-            ModalBottomSheet(
-                modifier = Modifier,
-                sheetState = bottomSheetState,
-                onDismissRequest = {
-                    sheetPage = null
-                },
-                content = {
-
-                    Column() {
-
-                        if (state is ThermometerContract.State.Display) {
-
-                            when (sheetPage) {
-                                SheetPage.INTERVAL -> {
-                                    IntervalEdit(
-                                        state = state.thermometer,
-                                        onEvent = {
-                                            viewModel.setEvent(it)
-                                        }
-                                    )
-                                }
-                                SheetPage.POWER -> {
-                                    PowerEdit(
-                                        state = state.thermometer,
-                                        onEvent = {
-                                            viewModel.setEvent(it)
-                                        }
-                                    )
-                                }
-                                SheetPage.TEMPERATURE_HISTORY -> TemperatureHistory(state.thermometer.info)
-                                null -> {}
-                            }
-
-                        }
-
-                        Spacer(modifier = Modifier.height(48.dp))
-
-                    }
-
-                }
-
-            )
-
-        }
-
-    }
-
-    if(state is ThermometerContract.State.Display){
-
-        state.writeState?.let {
-
-            val scope = rememberCoroutineScope()
-
-            ModalBottomSheet(
-                modifier = Modifier,
-                containerColor = MaterialTheme.colorScheme.surface,
-                sheetState = writeSheetState,
-                onDismissRequest = {
-                    viewModel.setEvent(ThermometerContract.Event.OnHideWriteBlePreview)
-                },
-                content = {
-
-                    Column() {
-
-                        when (it) {
-                            is ThermometerContract.State.Display.WriteState.DisplayPreview -> {
-
-                                Text(
-                                    modifier = Modifier.padding(horizontal = 12.dp),
-                                    text = "Записать изменения?",
-                                    style = MaterialTheme.typography.titleLarge
-                                )
-
-                                it.writeRequest.tx?.let {
-                                    Box(
-                                        modifier = Modifier.padding(
-                                            vertical = 8.dp,
-                                            horizontal = 8.dp
-                                        )
-                                    ) {
-
-                                        Row(
-                                            verticalAlignment = Alignment.CenterVertically,
-                                            modifier = Modifier
-                                                .clip(RoundedCornerShape(16.dp))
-                                                .padding(8.dp)
-                                        ) {
-
-                                            Column(
-                                                modifier = Modifier.weight(1f)
-                                            ) {
-
-                                                Text(
-                                                    text = "Мощность"
-                                                )
-                                                Text(
-                                                    color = MaterialTheme.colorScheme.secondary,
-                                                    style = MaterialTheme.typography.bodyMedium,
-                                                    text = "${state.origin.state.tx.localizedName} db -> ${it.localizedName} db"
-                                                )
-
-                                            }
-
-                                        }
-
-                                    }
-                                }
-
-                                it.writeRequest.saveHistory?.let {
-
-                                    Box(
-                                        modifier = Modifier.padding(
-                                            vertical = 8.dp,
-                                            horizontal = 8.dp
-                                        )
-                                    ) {
-
-                                        Row(
-                                            verticalAlignment = Alignment.CenterVertically,
-                                            modifier = Modifier
-                                                .clip(RoundedCornerShape(16.dp))
-                                                .padding(8.dp)
-                                        ) {
-
-                                            Column(
-                                                modifier = Modifier.weight(1f)
-                                            ) {
-
-                                                Text(
-                                                    text = "Сохранять историю измерений"
-                                                )
-                                                Text(
-                                                    color = MaterialTheme.colorScheme.secondary,
-                                                    style = MaterialTheme.typography.bodyMedium,
-                                                    text = "${state.origin.thermometerState.saveHistory.localizedName} -> ${it.localizedName}"
-                                                )
-
-                                            }
-
-                                        }
-
-                                    }
-
-                                }
-
-                                it.writeRequest.historyInterval?.let {
-
-                                    Box(
-                                        modifier = Modifier.padding(
-                                            vertical = 8.dp,
-                                            horizontal = 8.dp
-                                        )
-                                    ) {
-
-                                        Row(
-                                            verticalAlignment = Alignment.CenterVertically,
-                                            modifier = Modifier
-                                                .clip(RoundedCornerShape(16.dp))
-                                                .padding(8.dp)
-                                        ) {
-
-                                            Column(
-                                                modifier = Modifier.weight(1f)
-                                            ) {
-
-                                                Text(
-                                                    text = "Интервал измерний"
-                                                )
-                                                Text(
-                                                    color = MaterialTheme.colorScheme.secondary,
-                                                    style = MaterialTheme.typography.bodyMedium,
-                                                    text = "${ state.origin.thermometerState.historyInterval / 1000 / 60 / 60 } ч. -> ${it / 1000 / 60 / 60} ч."
-                                                )
-
-                                            }
-
-                                        }
-
-                                    }
-
-                                }
-
-                                Surface(
-                                    modifier = Modifier
-                                        .fillMaxWidth()
-                                        .padding(8.dp)
-                                        .height(50.dp),
-                                    shape = CircleShape,
-                                    color = MaterialTheme.colorScheme.primaryContainer,
-                                    onClick = {
-                                        viewModel.setEvent(ThermometerContract.Event.OnWriteBle)
-                                    }
-                                ) {
-
-                                    Box(modifier = Modifier.fillMaxSize()) {
-
-                                        Text(
-                                            modifier = Modifier.align(Alignment.Center),
-                                            color = MaterialTheme.colorScheme.background,
-                                            style = MaterialTheme.typography.labelLarge,
-                                            text = "Записать"
-                                        )
-
-                                    }
-
-                                }
-
-                                Surface(
-                                    modifier = Modifier
-                                        .fillMaxWidth()
-                                        .padding(8.dp)
-                                        .height(50.dp),
-                                    shape = CircleShape,
-                                    color = MaterialTheme.colorScheme.surfaceVariant,
-                                    onClick = {
-                                        scope.launch {
-                                            writeSheetState.hide()
-                                            viewModel.setEvent(ThermometerContract.Event.OnHideWriteBlePreview)
-                                        }
-                                    }
-                                ) {
-
-                                    Box(modifier = Modifier.fillMaxSize()) {
-
-                                        Text(
-                                            modifier = Modifier.align(Alignment.Center),
-                                            color = MaterialTheme.colorScheme.onSurfaceVariant,
-                                            style = MaterialTheme.typography.labelLarge,
-                                            text = "Отменить"
-                                        )
-
-                                    }
-
-                                }
-
-
-                            }
-                            is ThermometerContract.State.Display.WriteState.Writing -> {
-
-                                Box {
-
-                                    Column() {
-
-                                        Text(
-                                            modifier = Modifier.padding(horizontal = 12.dp),
-                                            text = "Запись",
-                                            style = MaterialTheme.typography.titleLarge
-                                        )
-
-                                        Column(
-                                            modifier = Modifier.alpha(0.6f)
-                                        ) {
-
-                                            it.writeRequest.tx?.let {
-                                                Box(
-                                                    modifier = Modifier.padding(
-                                                        vertical = 8.dp,
-                                                        horizontal = 8.dp
-                                                    )
-                                                ) {
-
-                                                    Row(
-                                                        verticalAlignment = Alignment.CenterVertically,
-                                                        modifier = Modifier
-                                                            .clip(RoundedCornerShape(16.dp))
-                                                            .padding(8.dp)
-                                                    ) {
-
-                                                        Column(
-                                                            modifier = Modifier.weight(1f)
-                                                        ) {
-
-                                                            Text(
-                                                                text = "Мощность"
-                                                            )
-                                                            Text(
-                                                                color = MaterialTheme.colorScheme.secondary,
-                                                                style = MaterialTheme.typography.bodyMedium,
-                                                                text = "${it} db"
-                                                            )
-
-                                                        }
-
-                                                    }
-
-                                                }
-                                            }
-
-                                            it.writeRequest.saveHistory?.let {
-
-                                            }
-
-                                            it.writeRequest.historyInterval?.let {
-
-                                                Box(
-                                                    modifier = Modifier.padding(
-                                                        vertical = 8.dp,
-                                                        horizontal = 8.dp
-                                                    )
-                                                ) {
-
-                                                    Row(
-                                                        verticalAlignment = Alignment.CenterVertically,
-                                                        modifier = Modifier
-                                                            .clip(RoundedCornerShape(16.dp))
-                                                            .padding(8.dp)
-                                                    ) {
-
-                                                        Column(
-                                                            modifier = Modifier.weight(1f)
-                                                        ) {
-
-                                                            Text(
-                                                                text = "Интервал измерний"
-                                                            )
-                                                            Text(
-                                                                color = MaterialTheme.colorScheme.secondary,
-                                                                style = MaterialTheme.typography.bodyMedium,
-                                                                text = "${state.origin.thermometerState.historyInterval / 1000 / 60 / 60} ч. -> ${it / 1000 / 60 / 60} ч."
-                                                            )
-
-                                                        }
-
-                                                    }
-
-                                                }
-
-                                            }
-
-                                        }
-
-                                        Surface(
-                                            modifier = Modifier
-                                                .fillMaxWidth()
-                                                .padding(8.dp)
-                                                .height(50.dp),
-                                            shape = CircleShape,
-                                            color = MaterialTheme.colorScheme.surfaceVariant,
-                                            onClick = {
-                                                scope.launch {
-                                                    writeSheetState.hide()
-                                                    viewModel.setEvent(ThermometerContract.Event.OnHideWriteBlePreview)
-                                                }
-                                            }
-                                        ) {
-
-                                            Box(modifier = Modifier.fillMaxSize()) {
-
-                                                Text(
-                                                    modifier = Modifier.align(Alignment.Center),
-                                                    color = MaterialTheme.colorScheme.onSurfaceVariant,
-                                                    style = MaterialTheme.typography.labelLarge,
-                                                    text = "Отменить"
-                                                )
-
-                                            }
-
-                                        }
-
-                                    }
-
-                                    CircularProgressIndicator(
-                                        modifier = Modifier
-                                            .align(Alignment.Center)
-                                            .padding(bottom = 48.dp)
-                                    )
-
-                                }
-
-                            }
-                            ThermometerContract.State.Display.WriteState.Success -> {
-
-                                Box {
-
-                                    Column {
-
-                                        Text(
-                                            modifier = Modifier.padding(horizontal = 12.dp),
-                                            text = "Запись завершена",
-                                            style = MaterialTheme.typography.titleLarge
-                                        )
-
-                                        Surface(
-                                            modifier = Modifier
-                                                .fillMaxWidth()
-                                                .padding(8.dp)
-                                                .height(50.dp),
-                                            shape = CircleShape,
-                                            color = MaterialTheme.colorScheme.primary,
-                                            onClick = {
-                                                scope.launch {
-                                                    writeSheetState.hide()
-                                                    viewModel.setEvent(ThermometerContract.Event.OnHideWriteBlePreview)
-                                                }
-                                            }
-                                        ) {
-
-                                            Box(modifier = Modifier.fillMaxSize()) {
-
-                                                Text(
-                                                    modifier = Modifier.align(Alignment.Center),
-                                                    color = MaterialTheme.colorScheme.onPrimary,
-                                                    style = MaterialTheme.typography.labelLarge,
-                                                    text = "Ок"
-                                                )
-
-                                            }
-
-                                        }
-
-                                    }
-
-                                }
-
-                            }
-
-                        }
-
-                        Spacer(modifier = Modifier.height(48.dp))
-
-                    }
-
-                }
-            )
-
-        }
-
-    }
-
-
 }

app/src/main/java/llc/arma/ble/app/ui/screen/thermometer/ThermometerViewModel.kt

@@ -35,6 +35,7 @@ class ThermometerViewModel @Inject constructor(
             is ThermometerContract.Event.OnShowWriteBlePreview -> reduce(viewState.value, event)
             is ThermometerContract.Event.OnHideWriteBlePreview -> reduce(viewState.value, event)
             is ThermometerContract.Event.OnWriteBle -> reduce(viewState.value, event)
+            is ThermometerContract.Event.OnChangePassword -> reduce(viewState.value, event)
         }
     }
 
@@ -172,6 +173,10 @@ class ThermometerViewModel @Inject constructor(
                 )
             }
 
+            setEffect {
+                ThermometerContract.Effect.ShowWriteBle
+            }
+
         }
 
     }
@@ -195,13 +200,22 @@ class ThermometerViewModel @Inject constructor(
                             )
                         }
 
-                        writeBle(state.thermometer.info.serial, it.writeRequest)
+                        writeBle(state.thermometer.info.serial, it.writeRequest).fold(
-
+                            onSuccess = {
                                 setState {
                                     state.copy(
                                         writeState = ThermometerContract.State.Display.WriteState.Success
                                     )
                                 }
+                            },
+                            onFailure = {
+                                setState {
+                                    state.copy(
+                                        writeState = ThermometerContract.State.Display.WriteState.Failure
+                                    )
+                                }
+                            }
+                        )
 
                     }
 
@@ -228,6 +242,25 @@ class ThermometerViewModel @Inject constructor(
 
         }
 
+        setEffect {
+            ThermometerContract.Effect.HideWriteBle
+        }
+
+    }
+
+    private fun reduce(
+        state: ThermometerContract.State,
+        event: ThermometerContract.Event.OnChangePassword
+    ) {
+
+        if(state is ThermometerContract.State.Display){
+
+            setEffect {
+                ThermometerContract.Effect.Navigation.NavigateToChangePassword
+            }
+
+        }
+
     }
 
 }

app/src/main/java/llc/arma/ble/app/ui/screen/thermometer/view/DisplayState.kt

@@ -236,6 +236,42 @@ fun DisplayState(
 
                     }
 
+                    Box(
+                        modifier = Modifier.padding(
+                            vertical = 8.dp,
+                            horizontal = 8.dp
+                        )
+                    ) {
+
+                        Row(
+                            verticalAlignment = Alignment.CenterVertically,
+                            modifier = Modifier
+                                .clip(RoundedCornerShape(16.dp))
+                                .clickable {
+                                    onEvent(ThermometerContract.Event.OnChangePassword)
+                                }
+                                .padding(8.dp)
+                        ) {
+
+                            Column(
+                                modifier = Modifier.weight(1f)
+                            ) {
+
+                                Text(
+                                    text = "Изменить пароль"
+                                )
+
+                            }
+
+                            Icon(
+                                imageVector = Icons.Rounded.KeyboardArrowRight,
+                                contentDescription = null
+                            )
+
+                        }
+
+                    }
+
                 }
             )
 

app/src/main/java/llc/arma/ble/app/ui/screen/thermometer/view/TemperatureHistory.kt

@@ -11,18 +11,12 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
 import androidx.hilt.navigation.compose.hiltViewModel
-import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import com.patrykandpatrick.vico.compose.axis.horizontal.bottomAxis
 import com.patrykandpatrick.vico.compose.axis.vertical.startAxis
 import com.patrykandpatrick.vico.compose.chart.Chart
-import com.patrykandpatrick.vico.compose.chart.column.columnChart
 import com.patrykandpatrick.vico.compose.chart.line.lineChart
-import com.patrykandpatrick.vico.core.chart.composed.plus
 import com.patrykandpatrick.vico.core.entry.ChartEntryModelProducer
-import com.patrykandpatrick.vico.core.entry.FloatEntry
-import com.patrykandpatrick.vico.core.entry.composed.plus
-import com.patrykandpatrick.vico.core.entry.entriesOf
 import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.launch
 import llc.arma.ble.app.ui.common.BaseViewModel
@@ -32,8 +26,6 @@ import llc.arma.ble.app.ui.common.ViewState
 import llc.arma.ble.domain.model.BleInfo
 import llc.arma.ble.domain.usecase.GetTemperatureHistoryBySerial
 import javax.inject.Inject
-import kotlin.random.Random
-import kotlin.random.nextInt
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.rounded.Refresh
 import androidx.compose.ui.graphics.StrokeCap
@@ -41,7 +33,6 @@ import androidx.compose.ui.text.style.TextAlign
 import com.patrykandpatrick.vico.compose.chart.scroll.rememberChartScrollState
 import com.patrykandpatrick.vico.core.axis.AxisPosition
 import com.patrykandpatrick.vico.core.axis.formatter.AxisValueFormatter
-import com.patrykandpatrick.vico.core.chart.scale.AutoScaleUp
 import com.patrykandpatrick.vico.core.entry.ChartEntry
 import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.onEach
@@ -70,26 +61,39 @@ fun TemperatureHistory(
     val viewModel = hiltViewModel<TemperatureHistoryViewModel>()
     val state = viewModel.viewState.value
 
-    LaunchedEffect(ble.serial) {
+    LaunchedEffect("ble.serial") {
-        viewModel.setEvent(TemperatureHistoryContract.Event.LoadHistory(ble.serial))
+        viewModel.setEvent(TemperatureHistoryContract.Event.OnStart(ble.serial))
     }
 
-    Column {
+    Column(
+        modifier = Modifier.fillMaxHeight(0.9f)
+    ) {
 
         Row(
             modifier = Modifier.padding(horizontal = 12.dp),
             verticalAlignment = Alignment.CenterVertically
         ) {
 
+            val title = when(state){
+                is TemperatureHistoryContract.State.Display -> {
+                    when (state.loadingHistoryState) {
+                        is ProgressState.Finished -> "История измерений (${state.loadingHistoryState.data.size})"
+                        is ProgressState.Indeterminate -> "История измерений"
+                        is ProgressState.Progress -> "История измерений"
+                    }
+                }
+                TemperatureHistoryContract.State.Exception -> "История измерений"
+            }
+
             Text(
                 modifier = Modifier.weight(1f),
-                text = "История измерений",
+                text = title,
                 style = MaterialTheme.typography.titleLarge
             )
 
             IconButton(
                 onClick = {
-                    viewModel.setEvent(TemperatureHistoryContract.Event.LoadHistory(ble.serial))
+                    viewModel.setEvent(TemperatureHistoryContract.Event.OnRefreshHistory(ble.serial))
                 },
                 enabled = when(state){
                     is TemperatureHistoryContract.State.Display -> state.loadingHistoryState is ProgressState.Finished
@@ -106,6 +110,8 @@ fun TemperatureHistory(
 
         Spacer(modifier = Modifier.height(16.dp))
 
+        Box(modifier = Modifier) {
+
             when (state) {
                 is TemperatureHistoryContract.State.Display -> Display(state = state)
                 TemperatureHistoryContract.State.Exception -> Exception()
@@ -115,86 +121,79 @@ fun TemperatureHistory(
 
     }
 
+}
+    
+
 @Composable
 fun Display(
     state: TemperatureHistoryContract.State.Display
 ) {
+
+    Box(modifier = Modifier
+        .padding(8.dp)
+        .fillMaxSize()
+    ) {
+
         when (state.loadingHistoryState) {
+
             is ProgressState.Finished -> {
 
-            Text(text = "${state.loadingHistoryState.data.size}")
+                val producer = remember(state.loadingHistoryState.data) {
-
+                    state.loadingHistoryState.data.mapIndexed { index, measurePoint ->
-            val producer = state.loadingHistoryState.data.mapIndexed { index, measurePoint ->
+                        TemperatureEntry(measurePoint.date, index.toFloat(), measurePoint.value)
-                TemperatureEntry(measurePoint.date, index.toFloat(), measurePoint.value) }.let {
+                    }.let {
                         ChartEntryModelProducer(it)
                     }
+                }
 
-            val axisValueFormatter = AxisValueFormatter<AxisPosition.Horizontal.Bottom> { value, chartValues ->
+                val axisValueFormatter =
-                (chartValues.chartEntryModel.entries.first().getOrNull(value.toInt()) as? TemperatureEntry)
+                    AxisValueFormatter<AxisPosition.Horizontal.Bottom> { value, chartValues ->
+                        (chartValues.chartEntryModel.entries.first()
+                            .getOrNull(value.toInt()) as? TemperatureEntry)
                             ?.localDate
                             ?.let { formatter.format(Date(it)) }
                             .orEmpty()
                     }
 
-            val lineChart = lineChart(
+                val lineChart = lineChart()
-                spacing = 110.dp
-            )
-
-            Box(modifier = Modifier.padding(8.dp)) {
 
                 val scrollState = rememberChartScrollState()
 
-                LaunchedEffect(scrollState.maxValue){
-                    scrollState.scrollBy(scrollState.maxValue)
-                }
-
                 Chart(
                     chartScrollState = scrollState,
                     chart = lineChart,
                     chartModelProducer = producer,
                     startAxis = startAxis(),
                     bottomAxis = bottomAxis(
+                        tickLength = 0.dp,
                         valueFormatter = axisValueFormatter,
-                        labelRotationDegrees = 0f,
+                        labelRotationDegrees = -90f,
                     ),
-                    modifier = Modifier
+                    modifier = Modifier.fillMaxSize(),
-                        .fillMaxWidth()
-                        .aspectRatio(1.5f),
                 )
 
+                LaunchedEffect(scrollState.maxValue) {
+                    scrollState.scrollBy(scrollState.maxValue)
                 }
+
             }
             is ProgressState.Indeterminate -> {
 
-            Box(modifier = Modifier.padding(8.dp)) {
-
-                Box(
-                    modifier = Modifier
-                        .fillMaxWidth()
-                        .aspectRatio(2f),
-                ){
-
                 CircularProgressIndicator(
                     strokeCap = StrokeCap.Round,
                     modifier = Modifier.align(Alignment.Center)
                 )
 
             }
-
+            is ProgressState.Progress -> {
-            }
-        }
-        is ProgressState.Progress -> Box(modifier = Modifier.padding(8.dp)) {
-
-            Box(
-                modifier = Modifier
-                    .fillMaxWidth()
-                    .aspectRatio(2f),
-            ){
 
                 val progressAnimDuration = 1500
                 val progressAnimation by animateFloatAsState(
                     targetValue = state.loadingHistoryState.value,
-                    animationSpec = tween(durationMillis = progressAnimDuration, easing = FastOutSlowInEasing)
+                    animationSpec = tween(
+                        durationMillis = progressAnimDuration,
+                        easing = FastOutSlowInEasing
+                    )
                 )
 
                 CircularProgressIndicator(
@@ -206,6 +205,7 @@ fun Display(
             }
 
         }
+
     }
 }
 
@@ -234,7 +234,11 @@ class TemperatureHistoryContract {
 
     sealed class Event : ViewEvent {
 
-        data class LoadHistory(
+        data class OnStart(
+            val serial: String
+        ) : Event()
+
+        data class OnRefreshHistory(
             val serial: String
         ) : Event()
 
@@ -269,13 +273,50 @@ class TemperatureHistoryViewModel @Inject constructor(
 
     override fun handleEvents(event: TemperatureHistoryContract.Event) {
         when(event){
-            is TemperatureHistoryContract.Event.LoadHistory -> reduce(viewState.value, event)
+            is TemperatureHistoryContract.Event.OnStart -> reduce(viewState.value, event)
+            is TemperatureHistoryContract.Event.OnRefreshHistory -> reduce(viewState.value, event)
         }
     }
 
     private fun reduce(
         state: TemperatureHistoryContract.State,
-        event: TemperatureHistoryContract.Event.LoadHistory
+        event: TemperatureHistoryContract.Event.OnStart
+    ) {
+        viewModelScope.launch {
+
+            if(state is TemperatureHistoryContract.State.Display) {
+
+                if(state.loadingHistoryState is ProgressState.Indeterminate) {
+
+                    setState {
+                        TemperatureHistoryContract.State.Display(ProgressState.Indeterminate)
+                    }
+
+                    getTemperatureHistoryBySerial(event.serial).onEach {
+                        it.fold(
+                            onSuccess = {
+                                setState {
+                                    TemperatureHistoryContract.State.Display(it)
+                                }
+                            },
+                            onFailure = {
+                                setState {
+                                    TemperatureHistoryContract.State.Exception
+                                }
+                            }
+                        )
+                    }.launchIn(this)
+
+                }
+
+            }
+
+        }
+    }
+
+    private fun reduce(
+        state: TemperatureHistoryContract.State,
+        event: TemperatureHistoryContract.Event.OnRefreshHistory
     ) {
         viewModelScope.launch {
 

app/src/main/java/llc/arma/ble/app/ui/screen/thermometer/view/Write.kt

@@ -0,0 +1,381 @@
+package llc.arma.ble.app.ui.screen.thermometer.view
+
+import androidx.compose.animation.animateContentSize
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.unit.dp
+import kotlinx.coroutines.launch
+import llc.arma.ble.R
+import llc.arma.ble.app.ui.screen.thermometer.ThermometerContract
+import llc.arma.ble.app.ui.screen.thermometer.localizedName
+
+@Composable
+fun Write(
+    state: ThermometerContract.State.Display.WriteState,
+    onEvent: (ThermometerContract.Event) -> Unit
+) {
+
+    val scope = rememberCoroutineScope()
+
+    Column(
+        modifier = Modifier.animateContentSize { initialValue, targetValue ->  }
+    ) {
+
+        Text(
+            modifier = Modifier.padding(horizontal = 12.dp),
+            text = "Запись изменений",
+            style = MaterialTheme.typography.titleLarge
+        )
+
+        Spacer(modifier = Modifier.height(20.dp))
+
+        when (state) {
+            is ThermometerContract.State.Display.WriteState.DisplayPreview -> {
+
+                state.writeRequest.tx?.let {
+                    Box(
+                        modifier = Modifier.padding(
+                            vertical = 0.dp,
+                            horizontal = 8.dp
+                        )
+                    ) {
+
+                        Row(
+                            verticalAlignment = Alignment.CenterVertically,
+                            modifier = Modifier
+                                .clip(RoundedCornerShape(16.dp))
+                                .padding(8.dp)
+                        ) {
+
+                            Column(
+                                modifier = Modifier.weight(1f)
+                            ) {
+
+                                Text(
+                                    text = "Мощность"
+                                )
+                                Text(
+                                    color = MaterialTheme.colorScheme.secondary,
+                                    style = MaterialTheme.typography.bodyMedium,
+                                    text = "${it.localizedName} db"
+                                )
+
+                            }
+
+                        }
+
+                    }
+                }
+
+                state.writeRequest.saveHistory?.let {
+
+                    Box(
+                        modifier = Modifier.padding(
+                            vertical = 0.dp,
+                            horizontal = 8.dp
+                        )
+                    ) {
+
+                        Row(
+                            verticalAlignment = Alignment.CenterVertically,
+                            modifier = Modifier
+                                .clip(RoundedCornerShape(16.dp))
+                                .padding(8.dp)
+                        ) {
+
+                            Column(
+                                modifier = Modifier.weight(1f)
+                            ) {
+
+                                Text(
+                                    text = "Сохранять историю измерений"
+                                )
+                                Text(
+                                    color = MaterialTheme.colorScheme.secondary,
+                                    style = MaterialTheme.typography.bodyMedium,
+                                    text = "${it.localizedName}"
+                                )
+
+                            }
+
+                        }
+
+                    }
+
+                }
+
+                state.writeRequest.historyInterval?.let {
+
+                    Box(
+                        modifier = Modifier.padding(
+                            vertical = 0.dp,
+                            horizontal = 8.dp
+                        )
+                    ) {
+
+                        Row(
+                            verticalAlignment = Alignment.CenterVertically,
+                            modifier = Modifier
+                                .clip(RoundedCornerShape(16.dp))
+                                .padding(8.dp)
+                        ) {
+
+                            Column(
+                                modifier = Modifier.weight(1f)
+                            ) {
+
+                                Text(
+                                    text = "Интервал измерний"
+                                )
+                                Text(
+                                    color = MaterialTheme.colorScheme.secondary,
+                                    style = MaterialTheme.typography.bodyMedium,
+                                    text = "${it / 1000 / 60 / 60} ч."
+                                )
+
+                            }
+
+                        }
+
+                    }
+
+                }
+
+                Spacer(modifier = Modifier.height(20.dp))
+
+                Surface(
+                    modifier = Modifier
+                        .fillMaxWidth()
+                        .padding(8.dp)
+                        .height(50.dp),
+                    shape = CircleShape,
+                    color = MaterialTheme.colorScheme.primaryContainer,
+                    onClick = {
+                        onEvent(ThermometerContract.Event.OnWriteBle)
+                    }
+                ) {
+
+                    Box(modifier = Modifier.fillMaxSize()) {
+
+                        Text(
+                            modifier = Modifier.align(Alignment.Center),
+                            color = MaterialTheme.colorScheme.background,
+                            style = MaterialTheme.typography.labelLarge,
+                            text = "Записать"
+                        )
+
+                    }
+
+                }
+
+                Surface(
+                    modifier = Modifier
+                        .fillMaxWidth()
+                        .padding(8.dp)
+                        .height(50.dp),
+                    shape = CircleShape,
+                    color = MaterialTheme.colorScheme.surfaceVariant,
+                    onClick = {
+                        onEvent(ThermometerContract.Event.OnHideWriteBlePreview)
+                    }
+                ) {
+
+                    Box(modifier = Modifier.fillMaxSize()) {
+
+                        Text(
+                            modifier = Modifier.align(Alignment.Center),
+                            color = MaterialTheme.colorScheme.onSurfaceVariant,
+                            style = MaterialTheme.typography.labelLarge,
+                            text = "Отменить"
+                        )
+
+                    }
+
+                }
+
+
+            }
+            is ThermometerContract.State.Display.WriteState.Writing -> {
+
+                Box {
+
+                    Column() {
+
+                        Spacer(modifier = Modifier.height(28.dp))
+
+                        CircularProgressIndicator(
+                            modifier = Modifier
+                                .align(Alignment.CenterHorizontally)
+                        )
+
+                        Spacer(modifier = Modifier.height(48.dp))
+
+                        Surface(
+                            modifier = Modifier
+                                .fillMaxWidth()
+                                .padding(8.dp)
+                                .height(50.dp),
+                            shape = CircleShape,
+                            color = MaterialTheme.colorScheme.surfaceVariant,
+                            onClick = {
+                                onEvent(ThermometerContract.Event.OnHideWriteBlePreview)
+                            }
+                        ) {
+
+                            Box(modifier = Modifier.fillMaxSize()) {
+
+                                Text(
+                                    modifier = Modifier.align(Alignment.Center),
+                                    color = MaterialTheme.colorScheme.onSurfaceVariant,
+                                    style = MaterialTheme.typography.labelLarge,
+                                    text = "Отменить"
+                                )
+
+                            }
+
+                        }
+
+                    }
+
+                }
+
+            }
+            ThermometerContract.State.Display.WriteState.Success -> {
+
+                Box {
+
+                    Column {
+
+                        Box(
+                            modifier = Modifier
+                                .padding(8.dp)
+                                .fillMaxWidth()
+                        ) {
+
+                            Image(
+                                modifier = Modifier
+                                    .size(125.dp)
+                                    .align(Alignment.Center),
+                                painter = painterResource(llc.arma.ble.R.drawable.ic_done),
+                                contentDescription = null
+                            )
+
+                        }
+
+                        Spacer(modifier = Modifier.height(16.dp))
+
+                        Text(
+                            modifier = Modifier.align(Alignment.CenterHorizontally),
+                            text = "Успешно завершено"
+                        )
+
+                        Spacer(modifier = Modifier.height(20.dp))
+
+                        Surface(
+                            modifier = Modifier
+                                .fillMaxWidth()
+                                .padding(8.dp)
+                                .height(50.dp),
+                            shape = CircleShape,
+                            color = MaterialTheme.colorScheme.primary,
+                            onClick = {
+                                onEvent(ThermometerContract.Event.OnHideWriteBlePreview)
+                            }
+                        ) {
+
+                            Box(modifier = Modifier.fillMaxSize()) {
+
+                                Text(
+                                    modifier = Modifier.align(Alignment.Center),
+                                    color = MaterialTheme.colorScheme.onPrimary,
+                                    style = MaterialTheme.typography.labelLarge,
+                                    text = "Ок"
+                                )
+
+                            }
+
+                        }
+
+                    }
+
+                }
+
+            }
+            ThermometerContract.State.Display.WriteState.Failure -> {
+
+                Box {
+
+                    Column {
+
+                        Box(
+                            modifier = Modifier
+                                .padding(8.dp)
+                                .fillMaxWidth()
+                        ) {
+
+                            Image(
+                                modifier = Modifier
+                                    .size(125.dp)
+                                    .align(Alignment.Center),
+                                painter = painterResource(R.drawable.ic_error),
+                                contentDescription = null
+                            )
+
+                        }
+
+                        Spacer(modifier = Modifier.height(16.dp))
+
+                        Text(
+                            modifier = Modifier.align(Alignment.CenterHorizontally),
+                            text = "Ошибка записи"
+                        )
+
+                        Spacer(modifier = Modifier.height(20.dp))
+
+                        Surface(
+                            modifier = Modifier
+                                .fillMaxWidth()
+                                .padding(8.dp)
+                                .height(50.dp),
+                            shape = CircleShape,
+                            color = MaterialTheme.colorScheme.primary,
+                            onClick = {
+                                onEvent(ThermometerContract.Event.OnHideWriteBlePreview)
+                            }
+                        ) {
+
+                            Box(modifier = Modifier.fillMaxSize()) {
+
+                                Text(
+                                    modifier = Modifier.align(Alignment.Center),
+                                    color = MaterialTheme.colorScheme.onPrimary,
+                                    style = MaterialTheme.typography.labelLarge,
+                                    text = "Ок"
+                                )
+
+                            }
+
+                        }
+
+                    }
+
+                }
+
+            }
+        }
+
+    }
+
+}

app/src/main/java/llc/arma/ble/data/BleRepositoryImpl.kt

@@ -23,12 +23,24 @@ import llc.arma.ble.domain.model.Ble
 import llc.arma.ble.domain.model.BleInfo
 import llc.arma.ble.domain.repository.BleRepository
 import llc.arma.ble.domain.usecase.GetBleBySerial
+import java.nio.charset.Charset
 import java.util.*
 import javax.inject.Inject
 import javax.inject.Singleton
 import kotlin.coroutines.resume
 import kotlin.coroutines.suspendCoroutine
 
+val serviceUUID: UUID = UUID.fromString("a77db03a-9bc4-11ed-a8fc-0242ac120002")
+
+val temperatureHistoryReadUUID: UUID = UUID.fromString("a77db2d8-9bc4-11ed-a8fc-0242ac120002")
+val temperatureReadUUID: UUID = UUID.fromString("00002a6e-0000-1000-8000-00805f9b34fb")
+val intervalReadUUID: UUID = UUID.fromString("a77db2d8-9bc4-11ed-a8fc-0242ac120002")
+val intervalWriteUUID: UUID = UUID.fromString("a77db6f2-9bc4-11ed-a8fc-0242ac120002")
+val saveEnabledWriteUUID: UUID = UUID.fromString("a77db6f2-9bc4-11ed-a8fc-0242ac120002")
+val passwordWriteUUID: UUID = UUID.fromString("a77db6f2-9bc4-11ed-a8fc-0242ac120002")
+val txWriteUUID: UUID = UUID.fromString("00002a07-0000-1000-8000-00805f9b34fb")
+val flashWriteUUID: UUID = UUID.fromString("a77db6f2-9bc4-11ed-a8fc-0242ac120002")
+
 @Singleton
 class BleRepositoryImpl @Inject constructor(
     private val app: Application
@@ -75,16 +87,13 @@ class BleRepositoryImpl @Inject constructor(
 
     override fun getBleAroundFlow(): Flow<Result<List<BleInfo>, BleException>> {
 
-        return if (ActivityCompat.checkSelfPermission(
+        return if(
+            Build.VERSION.SDK_INT <= Build.VERSION_CODES.P || ActivityCompat.checkSelfPermission(
                 app,
                 Manifest.permission.BLUETOOTH_SCAN
-            ) != PackageManager.PERMISSION_GRANTED
+            ) == PackageManager.PERMISSION_GRANTED
         ){
 
-            flow { emit(Result.failure(BleException.PermissionDenied)) }
-
-        } else {
-
             callbackFlow {
 
                 val bleCallback = object : ScanCallback() {
@@ -96,7 +105,7 @@ class BleRepositoryImpl @Inject constructor(
 
                         super.onScanResult(callbackType, result)
 
-                        if (ActivityCompat.checkSelfPermission(
+                        if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P || ActivityCompat.checkSelfPermission(
                                 app,
                                 Manifest.permission.BLUETOOTH_CONNECT
                             ) == PackageManager.PERMISSION_GRANTED
@@ -143,7 +152,7 @@ class BleRepositoryImpl @Inject constructor(
                                 send(Result.success(resultList.values.toList()))
                             }
                         }
-                    }, 100, 500)
+                    }, 500, 500)
                 }
 
                 awaitClose {
@@ -153,6 +162,10 @@ class BleRepositoryImpl @Inject constructor(
 
             }
 
+        } else {
+
+            flow { emit(Result.failure(BleException.PermissionDenied)) }
+
         }
 
     }
@@ -164,7 +177,7 @@ class BleRepositoryImpl @Inject constructor(
 
         deviceCache[serial]?.let { result ->
 
-            if (ActivityCompat.checkSelfPermission(
+            if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P || ActivityCompat.checkSelfPermission(
                     app,
                     Manifest.permission.BLUETOOTH_CONNECT
                 ) == PackageManager.PERMISSION_GRANTED
@@ -264,8 +277,8 @@ class BleRepositoryImpl @Inject constructor(
 
         val dataResult = readCharacteristic(
             device = record.device,
-            serviceId = UUID.fromString("a77db03a-9bc4-11ed-a8fc-0242ac120002"),
+            serviceId = serviceUUID,
-            characteristicId = UUID.fromString("00002a6e-0000-1000-8000-00805f9b34fb")
+            characteristicId = temperatureReadUUID
         ).fold(
             onFailure = {
                 return Result.failure(it)
@@ -283,15 +296,17 @@ class BleRepositoryImpl @Inject constructor(
 
         writeCharacteristic(
             device = record.device,
-            serviceId = UUID.fromString("a77db03a-9bc4-11ed-a8fc-0242ac120002"),
+            serviceId = serviceUUID,
-            characteristicId = UUID.fromString("0000b2d8-0000-1000-8000-00805f9b34fb"),
+            characteristicId = intervalReadUUID,
             writeData = byteArrayOf(3, 0, 0, 0, 0)
-        )
+        ).onFailure {
+            return Result.failure(it)
+        }
 
         val dataResult = readCharacteristic(
             device = record.device,
-            serviceId = UUID.fromString("a77db03a-9bc4-11ed-a8fc-0242ac120002"),
+            serviceId = serviceUUID,
-            characteristicId = UUID.fromString("0000b2d8-0000-1000-8000-00805f9b34fb")
+            characteristicId = intervalReadUUID
         ).fold(
             onFailure = {
                 return Result.failure(it)
@@ -311,221 +326,153 @@ class BleRepositoryImpl @Inject constructor(
 
     override suspend fun getTemperatureHistoryBySerial(
         serial: String
-    ): Flow<Result<ProgressState<List<Ble.Thermometer.MeasurePoint>>, BleException>> = flow {
+    ): Flow<Result<ProgressState<List<Ble.Thermometer.MeasurePoint>>, BleException>> {
 
-        fun ByteArray.getUIntAt(idx: Int) =
+        var gatt: BluetoothGatt? = null
-            ((this[idx + 3].toUInt() and 0xFFu) shl 24) or
-                    ((this[idx + 2].toUInt() and 0xFFu) shl 16) or
-                    ((this[idx + 1].toUInt() and 0xFFu) shl 8) or
-                    (this[idx].toUInt() and 0xFFu)
 
-        findDeviceBySerial(serial).fold(
+        return callbackFlow {
-            onSuccess = {
+
-                return@fold it
+            deviceCache[serial]?.device?.let {
-            },
+
-            onFailure = {
+                if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P || ActivityCompat.checkSelfPermission(
-                emit(Result.failure(it))
+                        app,
-                return@flow
+                        Manifest.permission.BLUETOOTH_CONNECT
+                    ) == PackageManager.PERMISSION_GRANTED
+                ) {
+
+                    gatt = it.connectGatt(app, false, ReadHistoryCallback(app) {
+                        CoroutineScope(Dispatchers.IO).launch {
+                            send(it)
                         }
-        ).let { device ->
+                    })
-
-            emit(Result.success(ProgressState.Indeterminate))
-
-            writeCharacteristic(
-                device = device,
-                serviceId = UUID.fromString("a77db03a-9bc4-11ed-a8fc-0242ac120002"),
-                characteristicId = UUID.fromString("0000b2d8-0000-1000-8000-00805f9b34fb"),
-                writeData = byteArrayOf(2)
-            )
-
-            val countDataArray = readCharacteristic(
-                device = device,
-                serviceId = UUID.fromString("a77db03a-9bc4-11ed-a8fc-0242ac120002"),
-                characteristicId = UUID.fromString("0000b2d8-0000-1000-8000-00805f9b34fb")
-            ).fold(
-                onFailure = {
-                    emit(Result.failure(it))
-                    return@flow
-                },
-                onSuccess = { return@fold it }
-            )
-
-            writeCharacteristic(
-                device = device,
-                serviceId = UUID.fromString("a77db03a-9bc4-11ed-a8fc-0242ac120002"),
-                characteristicId = UUID.fromString("0000b2d8-0000-1000-8000-00805f9b34fb"),
-                writeData = mutableListOf(
-                    1.toByte(),
-                    0.toByte(),
-                    0.toByte()
-                ).apply {
-                    addAll(countDataArray.toList())
-                }.toByteArray()
-            )
-
-            val firstPackageResponse = readCharacteristic(
-                device = device,
-                serviceId = UUID.fromString("a77db03a-9bc4-11ed-a8fc-0242ac120002"),
-                characteristicId = UUID.fromString("0000b2d8-0000-1000-8000-00805f9b34fb")
-            ).fold(
-                onFailure = {
-                    emit(Result.failure(it))
-                    return@flow
-                },
-                onSuccess = { return@fold it }
-            )
-
-            if(firstPackageResponse[0] == 250.toByte()){
-
-                val interval = firstPackageResponse.getUIntAt(2).toLong()
-                val lastMeasureTime = firstPackageResponse.getUIntAt(6).toLong()
-                val realTime = firstPackageResponse.getUIntAt(10).toLong()
-
-                val lastMeasureSystemTime = System.currentTimeMillis() - ((realTime - lastMeasureTime) / 10_000)
-
-                var temperatureDataArray = firstPackageResponse.asList().subList(14, firstPackageResponse.size)
-
-                val temperaturePackage = temperatureDataArray.chunked(2).map {
-                    (it[0] + it[1] * 256).toFloat() / 100f
-                }.toMutableList()
-
-                var dataCount = firstPackageResponse[1].toUByte()
-                val totalDataSize = dataCount.toInt() + temperaturePackage.size
-
-                emit(Result.success(ProgressState.Progress(0f / totalDataSize.toFloat())))
-                delay(100)
-                emit(Result.success(ProgressState.Progress(dataCount.toFloat() / totalDataSize.toFloat())))
-
-                while(dataCount != 0.toUByte()){
-
-                    writeCharacteristic(
-                        device = device,
-                        serviceId = UUID.fromString("a77db03a-9bc4-11ed-a8fc-0242ac120002"),
-                        characteristicId = UUID.fromString("0000b2d8-0000-1000-8000-00805f9b34fb"),
-                        writeData = byteArrayOf(5)
-                    )
-
-                    val readResponse = readCharacteristic(
-                        device = device,
-                        serviceId = UUID.fromString("a77db03a-9bc4-11ed-a8fc-0242ac120002"),
-                        characteristicId = UUID.fromString("0000b2d8-0000-1000-8000-00805f9b34fb")
-                    ).fold(
-                        onFailure = {
-                            emit(Result.failure(it))
-                            return@flow
-                        },
-                        onSuccess = { return@fold it }
-                    )
-
-                    if(readResponse[0] == 251.toByte()) {
-
-                        dataCount = readResponse[1].toUByte()
-
-                        temperatureDataArray = readResponse.toList().subList(2, readResponse.size)
-
-                        temperaturePackage.addAll(
-                            temperatureDataArray.chunked(2).map {
-                                (it[0] + it[1] * 256).toFloat() / 100f
-                            }
-                        )
-
-                        emit(Result.success(ProgressState.Progress(totalDataSize.toFloat() / temperaturePackage.size.toFloat())))
 
                 } else {
 
-                        emit(Result.failure(BleException.UnexpectedResponse))
+                    CoroutineScope(Dispatchers.IO).launch {
+                        send(Result.failure(BleException.PermissionDenied))
+                    }
+
+                    return@callbackFlow
 
                 }
 
             }
 
-                readCharacteristic(
+            awaitClose {
-                    device = device,
+                gatt?.close()
-                    serviceId = UUID.fromString("a77db03a-9bc4-11ed-a8fc-0242ac120002"),
-                    characteristicId = UUID.fromString("0000b2d8-0000-1000-8000-00805f9b34fb")
-                )
-
-                emit(
-                    Result.success(
-                        ProgressState.Finished(
-                            temperaturePackage.withIndex().map {
-                                Ble.Thermometer.MeasurePoint(
-                                    date = lastMeasureSystemTime - (((temperaturePackage.size - 1) - it.index) * interval),
-                                    value = it.value
-                                )
-                            }
-                        )
-                    )
-                )
-
-            } else {
-
-                emit(Result.failure(BleException.UnexpectedResponse))
-
             }
 
         }
-
-    }
-
-    override suspend fun writeBle(ble: Ble) {
-        when(ble){
-            is Ble.Beacon -> writeBeacon(ble)
-            is Ble.Thermometer -> writeThermometer(ble)
-        }
     }
 
     override suspend fun writeBle(
         serial: String,
         request: Ble.Thermometer.WriteRequest
-    ) {
+    ): Result<Unit, BleException> {
 
         deviceCache[serial]?.let { result ->
 
-            request.tx?.let { writeTx(result.device, it) }
+            request.tx?.let { writeTx(result.device, it) }?.onFailure {
+                return Result.failure(it)
+            }
 
-            request.historyInterval?.let { writeSaveInterval(result.device, it) }
+            request.historyInterval?.let { writeSaveInterval(result.device, it) }?.onFailure {
+                return Result.failure(it)
+            }
 
-            request.saveHistory?.let { writeSaveEnabled(result.device, it) }
+            request.saveHistory?.let { writeSaveEnabled(result.device, it) }?.onFailure {
+                return Result.failure(it)
+            }
+
+            writeToFlash(serial).onFailure {
+                return Result.failure(it)
+            }
 
             deviceCache.remove(serial)
             resultList.remove(serial)
 
         }
 
-    }
+        return Result.success(Unit)
-
-    private suspend fun writeBeacon(ble: Ble.Beacon){
-
-        deviceCache[ble.info.serial]?.device?.let {
-
-            writeTx(it, ble.state.tx)
 
     }
 
+    override suspend fun writeBle(
+        serial: String,
+        request: Ble.Beacon.WriteRequest
+    ): Result<Unit, BleException> {
+
+        deviceCache[serial]?.let { result ->
+
+            request.tx?.let { writeTx(result.device, it) }?.onFailure {
+                return Result.failure(it)
             }
 
-    private suspend fun writeThermometer(ble: Ble.Thermometer){
+            writeToFlash(serial).onFailure {
+                return Result.failure(it)
+            }
 
-        deviceCache[ble.info.serial]?.device?.let {
+            deviceCache.remove(serial)
-
+            resultList.remove(serial)
-            writeTx(it, ble.state.tx)
-
-            writeSaveInterval(it, ble.thermometerState.historyInterval)
 
         }
 
+        return Result.success(Unit)
+
+    }
+
+    private suspend fun writeToFlash(
+        serial: String
+    ): Result<Unit, BleException>{
+
+        deviceCache[serial]?.device?.let { result ->
+
+            return writeCharacteristic(
+                device = result,
+                serviceId = serviceUUID,
+                characteristicId = flashWriteUUID,
+                writeData = byteArrayOf(9, 1)
+            )
+
+        }
+
+        return Result.success(Unit)
+
+    }
+
+    override suspend fun changeBlePassword(
+        password: String,
+        serial: String
+    ): Result<Unit, BleException> {
+        deviceCache[serial]?.device?.let {
+            return writeCharacteristic(
+                device = it,
+                serviceId = serviceUUID,
+                characteristicId = passwordWriteUUID,
+                writeData = mutableListOf(8.toByte()).apply {
+                    addAll(password.toByteArray(Charsets.US_ASCII).toList())
+                }.toByteArray()
+            ).fold(
+                onFailure = {
+                    Result.failure(it)
+                },
+                onSuccess = {
+                    Result.success(Unit)
+                }
+            )
+        }
+        return Result.success(Unit)
     }
 
     private suspend fun writeTx(
         device: BluetoothDevice,
         tx: Ble.BleState.TX
-    )  {
+    ): Result<Unit, BleException>  {
 
-        writeCharacteristic(
+        return writeCharacteristic(
             device = device,
-            serviceId = UUID.fromString("a77db03a-9bc4-11ed-a8fc-0242ac120002"),
+            serviceId = serviceUUID,
-            characteristicId = UUID.fromString("00002a07-0000-1000-8000-00805f9b34fb"),
+            characteristicId = txWriteUUID,
             writeData = byteArrayOf(
                 when(tx) {
                     Ble.BleState.TX.MINUS_40 -> -40
@@ -546,17 +493,17 @@ class BleRepositoryImpl @Inject constructor(
     private suspend fun writeSaveInterval(
         device: BluetoothDevice,
         interval: Long
-    ) {
+    ): Result<Unit, BleException> {
 
         fun UInt.to4ByteArrayInBigEndian(): ByteArray =
             (3 downTo 0).map {
                 (this shr (it * Byte.SIZE_BITS)).toByte()
             }.reversed().toByteArray()
 
-        writeCharacteristic(
+        return writeCharacteristic(
             device = device,
-            serviceId = UUID.fromString("a77db03a-9bc4-11ed-a8fc-0242ac120002"),
+            serviceId = serviceUUID,
-            characteristicId = UUID.fromString("0000b6f2-0000-1000-8000-00805f9b34fb"),
+            characteristicId = intervalWriteUUID,
             writeData = mutableListOf<Byte>(3).apply {
                 addAll(interval.toUInt().to4ByteArrayInBigEndian().toList())
             }.toByteArray()
@@ -569,17 +516,15 @@ class BleRepositoryImpl @Inject constructor(
         enabled: Boolean
     ): Result<Unit, BleException> {
 
-        writeCharacteristic(
+        return writeCharacteristic(
             device = device,
-            serviceId = UUID.fromString("a77db03a-9bc4-11ed-a8fc-0242ac120002"),
+            serviceId = serviceUUID,
-            characteristicId = UUID.fromString("0000b6f2-0000-1000-8000-00805f9b34fb"),
+            characteristicId = saveEnabledWriteUUID,
             writeData = mutableListOf<Byte>(4).apply {
                 add(if(enabled) 1 else 0)
             }.toByteArray()
         )
 
-        return Result.success(Unit)
-
     }
 
     private suspend fun readCharacteristic(
@@ -601,20 +546,32 @@ class BleRepositoryImpl @Inject constructor(
 
                 Log.d("read", "onConnectionStateChange $newState $status")
 
+                if(status == BluetoothGatt.GATT_SUCCESS) {
+
                     if (newState == BluetoothProfile.STATE_CONNECTED) {
 
-                    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.S || ActivityCompat.checkSelfPermission(
+                        if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P || ActivityCompat.checkSelfPermission(
                                 app,
                                 Manifest.permission.BLUETOOTH_CONNECT
                             ) == PackageManager.PERMISSION_GRANTED
                         ) {
+
                             gatt.discoverServices()
+
                         } else {
+
                             it.resume(Result.failure(BleException.PermissionDenied))
+
                         }
 
                     }
 
+                } else {
+
+                    it.resume(Result.failure(BleException.PermissionDenied))
+
+                }
+
             }
 
             override fun onServicesDiscovered(
@@ -633,20 +590,50 @@ class BleRepositoryImpl @Inject constructor(
                         characteristic.uuid == characteristicId
                     }?.let { char ->
 
-                        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.S || ActivityCompat.checkSelfPermission(
+                        if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P || ActivityCompat.checkSelfPermission(
                                 app,
                                 Manifest.permission.BLUETOOTH_CONNECT
                             ) == PackageManager.PERMISSION_GRANTED
                         ) {
+
                             gatt.readCharacteristic(char)
+
                         } else {
+
                             it.resume(Result.failure(BleException.PermissionDenied))
+
+                        }
+
+                        return
+
+                    }
+
+                    it.resume(Result.failure(BleException.UnexpectedResponse))
+
+                }else{
+                    it.resume(Result.failure(BleException.UnexpectedResponse))
                 }
 
             }
 
+            @Deprecated("Deprecated in Java")
+            override fun onCharacteristicRead(
+                gatt: BluetoothGatt,
+                characteristic: BluetoothGattCharacteristic,
+                status: Int
+            ) {
+                super.onCharacteristicRead(gatt, characteristic, status)
+
+                result = characteristic.value
+                if (result != null) {
+                    it.resume(Result.success(result!!))
+                } else {
+                    bleGatt?.close()
+                    it.resume(Result.failure(BleException.UnexpectedResponse))
                 }
 
+                gatt.close()
+
             }
 
             override fun onCharacteristicRead(
@@ -659,21 +646,26 @@ class BleRepositoryImpl @Inject constructor(
 
                 Log.d("read", "onCharacteristicRead $status")
 
-                if (ActivityCompat.checkSelfPermission(
+                if(status == BluetoothGatt.GATT_SUCCESS) {
+
+                    if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P || ActivityCompat.checkSelfPermission(
                             app,
                             Manifest.permission.BLUETOOTH_CONNECT
-                    ) != PackageManager.PERMISSION_GRANTED
+                        ) == PackageManager.PERMISSION_GRANTED
                     ) {
-                    it.resume(Result.failure(BleException.PermissionDenied))
+
-                }else {
                         gatt.close()
                         result = value
-                    if(result != null){
                         it.resume(Result.success(result!!))
+
                     } else {
-                        bleGatt?.close()
+                        it.resume(Result.failure(BleException.PermissionDenied))
+
+                    }
+
+                } else {
+
                     it.resume(Result.failure(BleException.UnexpectedResponse))
-                    }
 
                 }
 
@@ -681,14 +673,13 @@ class BleRepositoryImpl @Inject constructor(
 
         }
 
-        if (ActivityCompat.checkSelfPermission(
+        if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P || ActivityCompat.checkSelfPermission(
                 app,
                 Manifest.permission.BLUETOOTH_CONNECT
-            ) != PackageManager.PERMISSION_GRANTED
+            ) == PackageManager.PERMISSION_GRANTED) {
-        ) {
+            bleGatt = device.connectGatt(app, false, callback)
-            it.resume(Result.failure(BleException.PermissionDenied))
         } else {
-            bleGatt = device.connectGatt(app, true, callback)
+            it.resume(Result.failure(BleException.PermissionDenied))
         }
 
     }
@@ -698,7 +689,7 @@ class BleRepositoryImpl @Inject constructor(
         serviceId: UUID,
         characteristicId: UUID,
         writeData: ByteArray
-    ) = suspendCancellableCoroutine {
+    ): Result<Unit, BleException> = suspendCancellableCoroutine {
 
         var bleGatt: BluetoothGatt? = null
 
@@ -710,24 +701,36 @@ class BleRepositoryImpl @Inject constructor(
                 newState: Int
             ) {
 
-                Log.d("write", "onConnectionStateChange $newState")
+                Log.d("write", "onConnectionStateChange $status $newState")
+
+                if (status == BluetoothGatt.GATT_SUCCESS) {
 
                     if (newState == BluetoothProfile.STATE_CONNECTED) {
 
-                    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.S || ActivityCompat.checkSelfPermission(
+                        if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P || ActivityCompat.checkSelfPermission(
                                 app,
                                 Manifest.permission.BLUETOOTH_CONNECT
                             ) == PackageManager.PERMISSION_GRANTED
                         ) {
                             gatt.discoverServices()
+                        } else {
+
+                            it.resume(Result.failure(BleException.PermissionDenied))
+
                         }
 
                     } else {
 
-                    if(newState == BluetoothProfile.STATE_DISCONNECTED && status == BluetoothGatt.GATT_FAILURE){
+                        it.resume(Result.failure(BleException.UnexpectedResponse))
                         bleGatt?.close()
+
                     }
 
+                } else {
+
+                    it.resume(Result.failure(BleException.UnexpectedResponse))
+                    bleGatt?.close()
+
                 }
 
             }
@@ -737,7 +740,9 @@ class BleRepositoryImpl @Inject constructor(
                 status: Int
             ) {
                 super.onServicesDiscovered(gatt, status)
+
                 Log.d("write", "onServicesDiscovered $status")
+
                 if (status == BluetoothGatt.GATT_SUCCESS) {
 
                     gatt.services?.firstOrNull { service ->
@@ -746,23 +751,30 @@ class BleRepositoryImpl @Inject constructor(
                         characteristic.uuid == characteristicId
                     }?.let { char ->
 
-                        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.S || ActivityCompat.checkSelfPermission(
+                        if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P || ActivityCompat.checkSelfPermission(
                                 app,
                                 Manifest.permission.BLUETOOTH_CONNECT
                             ) == PackageManager.PERMISSION_GRANTED
                         ) {
 
-                            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+                            gatt.writeCharacteristic(char, writeData)
-                                gatt.writeCharacteristic(char, writeData, BluetoothGattCharacteristic.WRITE_TYPE_DEFAULT)
+
                         } else {
-                                char.value = writeData
+
-                                gatt.writeCharacteristic(char)
+                            it.resume(Result.failure(BleException.PermissionDenied))
-                            }
 
                         }
 
+                        return
+
                     }
 
+                    it.resume(Result.failure(BleException.UnexpectedResponse))
+
+                } else {
+
+                    it.resume(Result.failure(BleException.UnexpectedResponse))
+
                 }
 
             }
@@ -776,79 +788,61 @@ class BleRepositoryImpl @Inject constructor(
 
                 Log.d("write", "onCharacteristicWrite $status")
 
-                if (ActivityCompat.checkSelfPermission(
+                if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P || ActivityCompat.checkSelfPermission(
-                        app,
-                        Manifest.permission.BLUETOOTH_CONNECT
-                    ) != PackageManager.PERMISSION_GRANTED
-                ) {
-                    return
-                } else {
-                    gatt.close()
-                    it.resume(Unit)
-                }
-
-            }
-
-        }
-
-        bleGatt = device.connectGatt(app, true, callback)
-
-    }
-
-    private suspend fun findDeviceBySerial(serial: String): Result<BluetoothDevice, BleException> = suspendCancellableCoroutine {
-
-        val bleCallback = object : ScanCallback() {
-
-            override fun onScanResult(
-                callbackType: Int,
-                result: ScanResult
-            ) {
-
-                super.onScanResult(callbackType, result)
-
-                if(it.isActive) {
-
-                    if (ActivityCompat.checkSelfPermission(
                         app,
                         Manifest.permission.BLUETOOTH_CONNECT
                     ) == PackageManager.PERMISSION_GRANTED
                 ) {
 
+                    gatt.close()
 
-                        it.resume(Result.success(result.device))
+                    if(status == BluetoothGatt.GATT_SUCCESS) {
+
+                        it.resume(Result.success(Unit))
 
                     }else{
-                        CoroutineScope(Dispatchers.IO).launch {
+
-                            it.resume(
+                        it.resume(Result.failure(BleException.UnexpectedResponse))
-                                Result.failure(BleException.PermissionDenied)
+
-                            )
-                        }
                     }
 
+                } else {
+
+                    it.resume(Result.failure(BleException.PermissionDenied))
+
                 }
 
             }
 
         }
 
-        val bleScanner =
+        if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P || ActivityCompat.checkSelfPermission(
-            app.getSystemService(BluetoothManager::class.java).adapter.bluetoothLeScanner
+                app,
+                Manifest.permission.BLUETOOTH_CONNECT
+            ) == PackageManager.PERMISSION_GRANTED) {
 
-        bleScanner.startScan(
+            bleGatt = device.connectGatt(app, false, callback)
-            listOf(ScanFilter.Builder().setDeviceAddress(serial).build()),
+
-            ScanSettings.Builder()
+        } else {
-                .setScanMode(ScanSettings.SCAN_MODE_LOW_LATENCY)
+
-                .setCallbackType(ScanSettings.CALLBACK_TYPE_FIRST_MATCH)
+            it.resume(Result.failure(BleException.PermissionDenied))
-                .setMatchMode(ScanSettings.MATCH_MODE_AGGRESSIVE)
-                .setNumOfMatches(ScanSettings.MATCH_NUM_ONE_ADVERTISEMENT)
-                .setReportDelay(400L)
-                .build(),
-            bleCallback)
 
-        it.invokeOnCancellation {
-            bleScanner.stopScan(bleCallback)
         }
 
     }
 
 }
+
+fun BluetoothGatt.writeCharacteristic(
+    characteristic: BluetoothGattCharacteristic,
+    data: ByteArray
+){
+
+    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+        writeCharacteristic(characteristic, data, BluetoothGattCharacteristic.WRITE_TYPE_DEFAULT)
+    }else{
+        characteristic.value = data
+        writeCharacteristic(characteristic)
+    }
+
+}

app/src/main/java/llc/arma/ble/data/ReadHistoryCallback.kt

@@ -0,0 +1,292 @@
+package llc.arma.ble.data
+
+import android.Manifest
+import android.annotation.SuppressLint
+import android.app.Application
+import android.bluetooth.BluetoothGatt
+import android.bluetooth.BluetoothGattCallback
+import android.bluetooth.BluetoothGattCharacteristic
+import android.content.pm.PackageManager
+import android.os.Build
+import androidx.core.app.ActivityCompat
+import llc.arma.ble.domain.Result
+import llc.arma.ble.domain.common.BleException
+import llc.arma.ble.domain.common.ProgressState
+import llc.arma.ble.domain.model.Ble
+import java.util.*
+
+enum class Property {
+    DATA_SIZE, PACKAGE
+}
+
+class ReadHistoryCallback(
+    private val app: Application,
+    private val onResult: (Result<ProgressState<List<Ble.Thermometer.MeasurePoint>>, BleException>) -> Unit
+) : BluetoothGattCallback() {
+
+    private fun ByteArray.getUIntAt(idx: Int) =
+        ((this[idx + 3].toUInt() and 0xFFu) shl 24) or
+                ((this[idx + 2].toUInt() and 0xFFu) shl 16) or
+                ((this[idx + 1].toUInt() and 0xFFu) shl 8) or
+                (this[idx].toUInt() and 0xFFu)
+
+    private var readProperty: Property? = null
+
+    init {
+        onResult(Result.success(ProgressState.Indeterminate))
+    }
+
+    override fun onConnectionStateChange(
+        gatt: BluetoothGatt,
+        status: Int,
+        newState: Int
+    ) {
+        super.onConnectionStateChange(gatt, status, newState)
+
+        if(status == BluetoothGatt.GATT_SUCCESS){
+
+            if(newState == BluetoothGatt.STATE_CONNECTED){
+
+                if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P || ActivityCompat.checkSelfPermission(
+                        app,
+                        Manifest.permission.BLUETOOTH_CONNECT
+                    ) == PackageManager.PERMISSION_GRANTED
+                ) {
+                    gatt.discoverServices()
+
+                } else {
+                    onResult(Result.failure(BleException.UnexpectedResponse))
+                    gatt.close()
+                }
+            }
+
+        } else {
+
+            onResult(Result.failure(BleException.UnexpectedResponse))
+            gatt.close()
+
+        }
+
+    }
+
+    override fun onServicesDiscovered(
+        gatt: BluetoothGatt,
+        status: Int
+    ) {
+        super.onServicesDiscovered(gatt, status)
+        if(status == BluetoothGatt.GATT_SUCCESS){
+            gatt.getService(serviceUUID)?.getCharacteristic(temperatureHistoryReadUUID)?.let {
+
+                if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P || ActivityCompat.checkSelfPermission(
+                        app,
+                        Manifest.permission.BLUETOOTH_CONNECT
+                    ) == PackageManager.PERMISSION_GRANTED
+                ) {
+
+                    readProperty = Property.DATA_SIZE
+                    gatt.writeCharacteristic(it, byteArrayOf(2))
+
+                } else {
+
+                    onResult(Result.failure(BleException.PermissionDenied))
+                    gatt.close()
+
+                }
+
+            }
+
+        }
+
+    }
+
+    private var lastMeasureSystemTime: Long? = null
+
+    private var bleMeasureInterval: Long? = null
+    private var bleRealTime: Long? = null
+    private var bleLastMeasureTime: Long? = null
+
+    private val resultTemperaturePackage: MutableList<Float> = mutableListOf()
+
+    var expectedDataSize: Int? = null
+
+    override fun onCharacteristicRead(
+        gatt: BluetoothGatt,
+        characteristic: BluetoothGattCharacteristic,
+        status: Int
+    ) {
+        super.onCharacteristicRead(gatt, characteristic, status)
+        onCommonCharacteristicRead(gatt, characteristic, characteristic.value, status)
+    }
+
+    override fun onCharacteristicRead(
+        gatt: BluetoothGatt,
+        characteristic: BluetoothGattCharacteristic,
+        value: ByteArray,
+        status: Int
+    ) {
+        super.onCharacteristicRead(gatt, characteristic, value, status)
+        //onCommonCharacteristicRead(gatt, characteristic, value, status)
+    }
+
+    private fun onCommonCharacteristicRead(
+        gatt: BluetoothGatt,
+        characteristic: BluetoothGattCharacteristic,
+        value: ByteArray,
+        status: Int
+    ){
+        if(status == BluetoothGatt.GATT_SUCCESS){
+            when(readProperty){
+                Property.DATA_SIZE -> {
+                    val writeData = mutableListOf(
+                        1.toByte(),
+                        0.toByte(),
+                        0.toByte()
+                    ).apply {
+                        addAll(value.toList())
+                    }.toByteArray()
+
+                    readProperty = Property.PACKAGE
+                    gatt.writeCharacteristic(characteristic, writeData)
+                }
+                Property.PACKAGE -> {
+
+                    if(value[0] == 250.toByte()){
+
+                        bleMeasureInterval = value.getUIntAt(2).toLong()
+                        bleLastMeasureTime = value.getUIntAt(6).toLong()
+                        bleRealTime = value.getUIntAt(10).toLong()
+
+                        lastMeasureSystemTime = System.currentTimeMillis() - ((bleRealTime!! - bleLastMeasureTime!!) / 10_000)
+
+                        val temperatureDataArray = value.asList().subList(14, value.size)
+
+                        resultTemperaturePackage.addAll(
+                            temperatureDataArray.chunked(2).map {
+                                (it[0] + it[1] * 256).toFloat() / 100f
+                            }.toMutableList()
+                        )
+
+                        val totalDataSize = value[1].toUByte().toInt() + temperatureDataArray.size / 2
+
+                        val nextPackageDataCount = value[1].toUByte()
+                        expectedDataSize = nextPackageDataCount.toInt() + resultTemperaturePackage.size
+
+                        onResult(Result.success(ProgressState.Progress(0f / totalDataSize.toFloat())))
+                        onResult(Result.success(ProgressState.Progress(nextPackageDataCount.toFloat() / totalDataSize.toFloat())))
+
+                        if(nextPackageDataCount != 0.toUByte()){
+
+
+                            if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P || ActivityCompat.checkSelfPermission(
+                                    app,
+                                    Manifest.permission.BLUETOOTH_CONNECT
+                                ) == PackageManager.PERMISSION_GRANTED
+                            ) {
+
+                                gatt.writeCharacteristic(characteristic, byteArrayOf(5))
+                                gatt.readCharacteristic(characteristic)
+
+                            } else {
+
+                                onResult(Result.failure(BleException.PermissionDenied))
+                                gatt.close()
+
+                            }
+
+                        } else {
+                            onResult(
+                                Result.success(
+                                    ProgressState.Finished(
+                                        resultTemperaturePackage.withIndex().map {
+                                            Ble.Thermometer.MeasurePoint(
+                                                date = lastMeasureSystemTime!! - (((resultTemperaturePackage.size - 1) - it.index) * bleMeasureInterval!!),
+                                                value = it.value
+                                            )
+                                        }
+                                    )
+                                )
+                            )
+                            gatt.close()
+                        }
+
+                    }
+
+                    if(value[0] == 251.toByte()) {
+
+                        val nextPackageDataCount = value[1].toUByte()
+                        val temperatureDataArray = value.toList().subList(2, value.size)
+
+                        resultTemperaturePackage.addAll(
+                            temperatureDataArray.chunked(2).map {
+                                (it[0] + it[1] * 256).toFloat() / 100f
+                            }
+                        )
+
+                        onResult(Result.success(ProgressState.Progress(expectedDataSize!!.toFloat() / resultTemperaturePackage.size.toFloat())))
+
+                        if(nextPackageDataCount != 0.toUByte()){
+
+                            val writeData = byteArrayOf(5)
+
+                            gatt.writeCharacteristic(characteristic, writeData)
+                            gatt.readCharacteristic(characteristic)
+
+                        } else {
+                            onResult(
+                                Result.success(
+                                    ProgressState.Finished(
+                                        resultTemperaturePackage.withIndex().map {
+                                            Ble.Thermometer.MeasurePoint(
+                                                date = lastMeasureSystemTime!! - (((resultTemperaturePackage.size - 1) - it.index) * bleMeasureInterval!!),
+                                                value = it.value
+                                            )
+                                        }
+                                    )
+                                )
+                            )
+                            gatt.close()
+                        }
+                    }
+                }
+                else -> {
+                    onResult(Result.failure(BleException.UnexpectedResponse))
+                    gatt.close()
+
+                }
+
+            }
+
+        }
+    }
+
+    override fun onCharacteristicWrite(
+        gatt: BluetoothGatt,
+        characteristic: BluetoothGattCharacteristic,
+        status: Int
+    ) {
+        super.onCharacteristicWrite(gatt, characteristic, status)
+        if(status == BluetoothGatt.GATT_SUCCESS){
+
+            if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P || ActivityCompat.checkSelfPermission(
+                    app,
+                    Manifest.permission.BLUETOOTH_CONNECT
+                ) == PackageManager.PERMISSION_GRANTED
+            ) {
+
+                gatt.readCharacteristic(characteristic)
+
+            } else {
+
+                onResult(Result.failure(BleException.PermissionDenied))
+                gatt.close()
+
+            }
+
+        } else {
+            onResult(Result.failure(BleException.UnexpectedResponse))
+            gatt.close()
+        }
+
+    }
+
+}

app/src/main/java/llc/arma/ble/domain/repository/BleRepository.kt

@@ -16,8 +16,10 @@ interface BleRepository {
 
     suspend fun getTemperatureHistoryBySerial(serial: String): Flow<Result<ProgressState<List<Ble.Thermometer.MeasurePoint>>, BleException>>
 
-    suspend fun writeBle(ble: Ble)
+    suspend fun writeBle(serial: String, request: Ble.Thermometer.WriteRequest): Result<Unit, BleException>
 
-    suspend fun writeBle(serial: String, request: Ble.Thermometer.WriteRequest)
+    suspend fun writeBle(serial: String, request: Ble.Beacon.WriteRequest): Result<Unit, BleException>
+
+    suspend fun changeBlePassword(password: String, serial: String): Result<Unit, BleException>
 
 }

app/src/main/java/llc/arma/ble/domain/usecase/ChangeBlePassword.kt

@@ -0,0 +1,18 @@
+package llc.arma.ble.domain.usecase
+
+import llc.arma.ble.domain.common.BleException
+import llc.arma.ble.domain.repository.BleRepository
+import javax.inject.Inject
+
+class ChangeBlePassword @Inject constructor(
+    private val bleRepository: BleRepository
+) {
+
+    suspend operator fun invoke(
+        password: String,
+        serial: String
+    ): llc.arma.ble.domain.Result<Unit, BleException> {
+        return bleRepository.changeBlePassword(password, serial)
+    }
+
+}

app/src/main/java/llc/arma/ble/domain/usecase/WriteBle.kt

@@ -1,6 +1,7 @@
 package llc.arma.ble.domain.usecase
 
 import android.app.appsearch.SetSchemaRequest
+import llc.arma.ble.domain.common.BleException
 import llc.arma.ble.domain.model.Ble
 import llc.arma.ble.domain.repository.BleRepository
 import javax.inject.Inject
@@ -9,15 +10,18 @@ class WriteBle @Inject constructor(
     private val bleRepository: BleRepository
 ) {
 
-    suspend operator fun invoke(ble: Ble){
+    suspend operator fun invoke(
-        bleRepository.writeBle(ble)
+        serial: String,
+        request: Ble.Thermometer.WriteRequest
+    ): llc.arma.ble.domain.Result<Unit, BleException>{
+        return bleRepository.writeBle(serial, request)
     }
 
     suspend operator fun invoke(
         serial: String,
-        request: Ble.Thermometer.WriteRequest
+        request: Ble.Beacon.WriteRequest
-    ){
+    ): llc.arma.ble.domain.Result<Unit, BleException>{
-        bleRepository.writeBle(serial, request)
+        return bleRepository.writeBle(serial, request)
     }
 
 }

app/src/main/res/drawable-v24/ic_launcher_foreground.xml

@@ -1,30 +0,0 @@
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:aapt="http://schemas.android.com/aapt"
-    android:width="108dp"
-    android:height="108dp"
-    android:viewportWidth="108"
-    android:viewportHeight="108">
-    <path android:pathData="M31,63.928c0,0 6.4,-11 12.1,-13.1c7.2,-2.6 26,-1.4 26,-1.4l38.1,38.1L107,108.928l-32,-1L31,63.928z">
-        <aapt:attr name="android:fillColor">
-            <gradient
-                android:endX="85.84757"
-                android:endY="92.4963"
-                android:startX="42.9492"
-                android:startY="49.59793"
-                android:type="linear">
-                <item
-                    android:color="#44000000"
-                    android:offset="0.0" />
-                <item
-                    android:color="#00000000"
-                    android:offset="1.0" />
-            </gradient>
-        </aapt:attr>
-    </path>
-    <path
-        android:fillColor="#FFFFFF"
-        android:fillType="nonZero"
-        android:pathData="M65.3,45.828l3.8,-6.6c0.2,-0.4 0.1,-0.9 -0.3,-1.1c-0.4,-0.2 -0.9,-0.1 -1.1,0.3l-3.9,6.7c-6.3,-2.8 -13.4,-2.8 -19.7,0l-3.9,-6.7c-0.2,-0.4 -0.7,-0.5 -1.1,-0.3C38.8,38.328 38.7,38.828 38.9,39.228l3.8,6.6C36.2,49.428 31.7,56.028 31,63.928h46C76.3,56.028 71.8,49.428 65.3,45.828zM43.4,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2c-0.3,-0.7 -0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C45.3,56.528 44.5,57.328 43.4,57.328L43.4,57.328zM64.6,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2s-0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C66.5,56.528 65.6,57.328 64.6,57.328L64.6,57.328z"
-        android:strokeWidth="1"
-        android:strokeColor="#00000000" />
-</vector>

app/src/main/res/drawable/ic_done.xml

@@ -0,0 +1,22 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="125dp"
+    android:height="125dp"
+    android:viewportWidth="125"
+    android:viewportHeight="125">
+  <group>
+    <clip-path
+        android:pathData="M0,0h125v125h-125z"/>
+    <path
+        android:pathData="M62.5,125C97.02,125 125,97.02 125,62.5C125,27.98 97.02,0 62.5,0C27.98,0 0,27.98 0,62.5C0,97.02 27.98,125 62.5,125Z"
+        android:fillColor="#32BA7C"/>
+    <path
+        android:pathData="M46.53,90.69L78.67,122.83C105.28,115.73 125,91.48 125,62.5V60.73L99.76,37.46L46.53,90.69Z"
+        android:fillColor="#0AA06E"/>
+    <path
+        android:pathData="M64.08,76.5C66.84,79.26 66.84,83.99 64.08,86.75L58.36,92.47C55.6,95.23 50.87,95.23 48.11,92.47L23.07,67.23C20.31,64.47 20.31,59.74 23.07,56.98L28.79,51.26C31.55,48.5 36.28,48.5 39.04,51.26L64.08,76.5Z"
+        android:fillColor="#ffffff"/>
+    <path
+        android:pathData="M85.96,32.93C88.72,30.17 93.45,30.17 96.21,32.93L101.93,38.64C104.69,41.4 104.69,46.14 101.93,48.9L58.56,92.07C55.8,94.83 51.06,94.83 48.3,92.07L42.59,86.36C39.83,83.6 39.83,78.86 42.59,76.1L85.96,32.93Z"
+        android:fillColor="#ffffff"/>
+  </group>
+</vector>

app/src/main/res/drawable/ic_error.xml

@@ -0,0 +1,25 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="125dp"
+    android:height="125dp"
+    android:viewportWidth="125"
+    android:viewportHeight="125">
+  <group>
+    <clip-path
+        android:pathData="M0,0h125v125h-125z"/>
+    <path
+        android:pathData="M62.5,125C97.02,125 125,97.02 125,62.5C125,27.98 97.02,0 62.5,0C27.98,0 0,27.98 0,62.5C0,97.02 27.98,125 62.5,125Z"
+        android:fillColor="#F15249"/>
+    <path
+        android:pathData="M36.28,90.69L69.99,124.41C98.38,121.06 120.86,98.78 124.41,70.39L90.5,36.47L36.28,90.69Z"
+        android:fillColor="#AD0E0E"/>
+    <path
+        android:pathData="M92.07,76.3C94.83,79.06 94.83,83.79 92.07,86.55L86.55,92.07C83.79,94.83 79.06,94.83 76.3,92.07L32.93,48.7C30.17,45.94 30.17,41.21 32.93,38.45L38.64,32.73C41.4,29.97 46.14,29.97 48.9,32.73L92.07,76.3Z"
+        android:fillColor="#ffffff"/>
+    <path
+        android:pathData="M69.2,53.23L53.23,69.2L76.3,92.07C79.06,94.83 83.79,94.83 86.55,92.07L92.27,86.36C95.03,83.6 95.03,78.86 92.27,76.1L69.2,53.23Z"
+        android:fillColor="#D6D6D6"/>
+    <path
+        android:pathData="M76.3,32.93C79.06,30.17 83.79,30.17 86.55,32.93L92.27,38.64C95.03,41.4 95.03,46.14 92.27,48.9L48.7,92.07C45.94,94.83 41.21,94.83 38.45,92.07L32.93,86.55C30.17,83.79 30.17,79.06 32.93,76.3L76.3,32.93Z"
+        android:fillColor="#ffffff"/>
+  </group>
+</vector>

app/src/main/res/drawable/ic_launcher_foreground.xml

@@ -0,0 +1,84 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="125"
+    android:viewportHeight="125">
+  <group android:scaleX="0.385"
+      android:scaleY="0.385"
+      android:translateX="38.4375"
+      android:translateY="38.4375">
+    <group>
+      <clip-path
+          android:pathData="M0,0h125v125h-125z"/>
+      <path
+          android:pathData="M122.07,71.29C123.69,71.29 125,69.98 125,68.36C125,66.74 123.69,65.43 122.07,65.43H103.79V59.57H122.07C123.69,59.57 125,58.26 125,56.64C125,55.02 123.69,53.71 122.07,53.71H103.79V47.85H122.07C123.68,47.85 125,46.54 125,44.92C125,43.3 123.68,41.99 122.07,41.99H103.79V36.13H122.07C123.68,36.13 124.99,34.82 124.99,33.2C124.99,31.58 123.68,30.27 122.07,30.27H94.73V2.93C94.73,1.31 93.42,0 91.8,0C90.18,0 88.87,1.31 88.87,2.93V21.21H83.01V2.93C83.01,1.31 81.7,0 80.08,0C78.46,0 77.15,1.31 77.15,2.93V21.21H71.29V2.93C71.29,1.32 69.98,0 68.36,0C66.74,0 65.43,1.32 65.43,2.93V21.21H59.57V2.93C59.57,1.32 58.26,0 56.64,0C55.02,0 53.71,1.32 53.71,2.93V21.21H47.85V2.93C47.85,1.31 46.54,0 44.92,0C43.3,0 41.99,1.31 41.99,2.93V21.21H36.13V2.93C36.13,1.31 34.82,0 33.2,0C31.58,0 30.27,1.31 30.27,2.93V30.27H2.93C1.31,30.27 0,31.58 0,33.2C0,34.82 1.31,36.13 2.93,36.13H21.21V41.99H2.93C1.31,41.99 0,43.3 0,44.92C0,46.54 1.31,47.85 2.93,47.85H21.21V53.71H2.93C1.32,53.71 0,55.02 0,56.64C0,58.26 1.32,59.57 2.93,59.57H21.21V65.43H2.93C1.32,65.43 0,66.74 0,68.36C0,69.98 1.32,71.29 2.93,71.29H21.21V77.15H2.93C1.31,77.15 0,78.46 0,80.08C0,81.7 1.31,83.01 2.93,83.01H21.21V88.87H2.93C1.31,88.87 0,90.18 0,91.8C0,93.42 1.31,94.73 2.93,94.73H30.27V122.07C30.27,123.68 31.58,124.99 33.2,124.99C34.82,124.99 36.13,123.68 36.13,122.07V103.79H41.99V122.07C41.99,123.68 43.3,125 44.92,125C46.54,125 47.85,123.68 47.85,122.07V103.79H53.71V122.07C53.71,123.69 55.02,125 56.64,125C58.26,125 59.57,123.69 59.57,122.07V103.79H65.43V122.07C65.43,123.69 66.74,125 68.36,125C69.98,125 71.29,123.69 71.29,122.07V103.79H77.15V122.07C77.15,123.68 78.46,125 80.08,125C81.7,125 83.01,123.68 83.01,122.07V103.79H88.87V122.07C88.87,123.68 90.18,124.99 91.8,124.99C93.42,124.99 94.73,123.68 94.73,122.07V94.73H122.07C123.68,94.73 124.99,93.42 124.99,91.8C124.99,90.18 123.68,88.87 122.07,88.87H103.79V83.01H122.07C123.68,83.01 125,81.7 125,80.08C125,78.46 123.68,77.15 122.07,77.15H103.79V71.29H122.07Z"
+          android:fillColor="#212121"/>
+      <path
+          android:pathData="M95.7,107.42H29.29C22.82,107.42 17.58,102.18 17.58,95.7V29.3C17.58,22.83 22.82,17.58 29.29,17.58H95.7C102.17,17.58 107.42,22.83 107.42,29.3V95.7C107.42,102.18 102.17,107.42 95.7,107.42Z"
+          android:fillColor="#3C3B3B"/>
+      <path
+          android:pathData="M91.79,29.3H25.39C23.23,29.3 21.48,31.05 21.48,33.2V95.7C21.48,100.02 24.98,103.52 29.29,103.52H91.79C93.95,103.52 95.7,101.77 95.7,99.61V33.2C95.7,31.05 93.95,29.3 91.79,29.3V29.3Z"
+          android:fillColor="#212121"/>
+      <path
+          android:pathData="M95.7,25.39H29.29C27.14,25.39 25.39,27.14 25.39,29.3V95.7C25.39,97.86 27.14,99.61 29.29,99.61H95.7C97.86,99.61 99.61,97.86 99.61,95.7V29.3C99.61,27.14 97.86,25.39 95.7,25.39V25.39Z"
+          android:fillColor="#FFE418"/>
+      <path
+          android:pathData="M29.29,25.39C27.14,25.39 25.39,27.14 25.39,29.3V95.7C25.39,97.86 27.14,99.61 29.29,99.61H87.89L37.11,25.39H29.29V25.39Z"
+          android:fillColor="#FFCB15"/>
+      <path
+          android:pathData="M39,53V71.53"
+          android:strokeWidth="4"
+          android:fillColor="#00000000"
+          android:strokeColor="#212121"
+          android:strokeLineCap="round"/>
+      <path
+          android:pathData="M39,53H46.25C48.87,53 51,55.13 51,57.75V57.75C51,60.37 48.87,62.5 46.25,62.5H39"
+          android:strokeWidth="4"
+          android:fillColor="#00000000"
+          android:strokeColor="#212121"
+          android:strokeLineCap="round"/>
+      <path
+          android:pathData="M39,62.5H47.25C49.87,62.5 52,64.63 52,67.25V67.25C52,69.87 49.87,72 47.25,72H39"
+          android:strokeWidth="4"
+          android:fillColor="#00000000"
+          android:strokeColor="#212121"
+          android:strokeLineCap="round"/>
+      <path
+          android:pathData="M58,53V71.53"
+          android:strokeWidth="4"
+          android:fillColor="#00000000"
+          android:strokeColor="#212121"
+          android:strokeLineCap="round"/>
+      <path
+          android:pathData="M58,72H70"
+          android:strokeWidth="4"
+          android:fillColor="#00000000"
+          android:strokeColor="#212121"
+          android:strokeLineCap="round"/>
+      <path
+          android:pathData="M75,53V71.53"
+          android:strokeWidth="4"
+          android:fillColor="#00000000"
+          android:strokeColor="#212121"
+          android:strokeLineCap="round"/>
+      <path
+          android:pathData="M75,72H87"
+          android:strokeWidth="4"
+          android:fillColor="#00000000"
+          android:strokeColor="#212121"
+          android:strokeLineCap="round"/>
+      <path
+          android:pathData="M75,62.5H87"
+          android:strokeWidth="4"
+          android:fillColor="#00000000"
+          android:strokeColor="#212121"
+          android:strokeLineCap="round"/>
+      <path
+          android:pathData="M75,53H87"
+          android:strokeWidth="4"
+          android:fillColor="#00000000"
+          android:strokeColor="#212121"
+          android:strokeLineCap="round"/>
+    </group>
+  </group>
+</vector>

app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@drawable/ic_launcher_background" />
+    <background android:drawable="@color/ic_launcher_background"/>
     <foreground android:drawable="@drawable/ic_launcher_foreground"/>
 </adaptive-icon>

app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@drawable/ic_launcher_background" />
+    <background android:drawable="@color/ic_launcher_background"/>
     <foreground android:drawable="@drawable/ic_launcher_foreground"/>
 </adaptive-icon>

app/src/main/res/mipmap-anydpi-v33/ic_launcher.xml

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@drawable/ic_launcher_background" />
-    <foreground android:drawable="@drawable/ic_launcher_foreground" />
-    <monochrome android:drawable="@drawable/ic_launcher_foreground" />
-</adaptive-icon>

app/src/main/res/values-night/themes.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:tools="http://schemas.android.com/tools">
+
+    <style name="Theme.App.Starting" parent="Theme.SplashScreen">
+        <item name="android:windowLightStatusBar">true</item>
+        <item name="windowSplashScreenAnimatedIcon">@mipmap/ic_launcher</item>
+        <item name="windowSplashScreenAnimationDuration">200</item>
+        <item name="postSplashScreenTheme">@style/Theme.Ble</item>
+        <item name="android:windowSplashScreenBackground" tools:targetApi="s">#ffffff</item>
+    </style>
+
+    <style name="Theme.Ble" parent="android:Theme.Material.Light.NoActionBar" >
+        <item name="android:statusBarColor">#00000000</item>
+        <item name="android:navigationBarColor">#ffffffff</item>
+        <item name="android:windowLightStatusBar">true</item>
+    </style>
+
+</resources>

app/src/main/res/values/ic_launcher_background.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#FFFFFF</color>
+</resources>

app/src/main/res/values/strings.xml

@@ -1,3 +1,3 @@
 <resources>
-    <string name="app_name">Ble</string>
+    <string name="app_name">Arma BLE</string>
 </resources>

app/src/main/res/values/themes.xml

@@ -1,9 +1,18 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources xmlns:tools="http://schemas.android.com/tools">
 
+    <style name="Theme.App.Starting" parent="Theme.SplashScreen">
+        <item name="android:windowLightStatusBar">true</item>
+        <item name="windowSplashScreenAnimatedIcon">@mipmap/ic_launcher</item>
+        <item name="windowSplashScreenAnimationDuration">200</item>
+        <item name="android:windowSplashScreenBackground" tools:targetApi="s">#ffffff</item>
+        <item name="postSplashScreenTheme">@style/Theme.Ble</item>
+    </style>
+
     <style name="Theme.Ble" parent="android:Theme.Material.Light.NoActionBar" >
         <item name="android:statusBarColor">#00000000</item>
-        <item name="android:navigationBarColor">#00ffffff</item>
+        <item name="android:navigationBarColor">#ffffffff</item>
         <item name="android:windowLightStatusBar" >true</item>
     </style>
+
 </resources>