Add fixes to DFU screen

profile_dfu/src/main/AndroidManifest.xml

@@ -2,4 +2,7 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="no.nordicsemi.dfu">
 
+    <application>
+        <service android:name=".repository.DFUService"/>
+    </application>
 </manifest>

profile_dfu/src/main/java/no/nordicsemi/dfu/data/DFUData.kt

@@ -1,16 +1,24 @@
 package no.nordicsemi.dfu.data
 
 import no.nordicsemi.ui.scanner.DiscoveredBluetoothDevice
-import java.io.File
 
 internal sealed class DFUData
 
-internal object NoFileSelectedState : DFUData()
+internal data class NoFileSelectedState(
+    val isError: Boolean = false
+) : DFUData()
 
 internal data class FileReadyState(
-    val file: File,
+    val file: DFUFile,
-    val device: DiscoveredBluetoothDevice,
+    val device: DiscoveredBluetoothDevice
-    val isUploading: Boolean = false
+) : DFUData()
+
+internal data class HexFileReadyState(
+    val file: DFUFile
+) : DFUData()
+
+internal data class FileInstallingState(
+    val status: DFUServiceStatus = Idle
 ) : DFUData()
 
 internal object UploadSuccessState : DFUData()

profile_dfu/src/main/java/no/nordicsemi/dfu/data/DFUFile.kt

@@ -0,0 +1,24 @@
+package no.nordicsemi.dfu.data
+
+import android.net.Uri
+
+sealed class DFUFile {
+    abstract val fileType: DFUFileType
+}
+
+data class ZipFile(val data: FileData) : DFUFile() {
+    override val fileType: DFUFileType = DFUFileType.TYPE_AUTO
+}
+
+data class HexFile(
+    val data: FileData,
+    val datFileData: FileData,
+    override val fileType: DFUFileType
+) : DFUFile()
+
+data class FileData(
+    val uri: Uri,
+    val name: String,
+    val path: String,
+    val size: Long
+)

profile_dfu/src/main/java/no/nordicsemi/dfu/data/DFUFileManager.kt

@@ -0,0 +1,56 @@
+package no.nordicsemi.dfu.data
+
+import android.content.Context
+import android.net.Uri
+import android.provider.MediaStore
+import androidx.core.net.toFile
+import dagger.hilt.android.qualifiers.ApplicationContext
+import javax.inject.Inject
+
+class DFUFileManager @Inject constructor(
+    @ApplicationContext
+    private val context: Context
+) {
+
+    fun createFile(uri: Uri): FileData? {
+        return try {
+            createFromFile(uri)
+        } catch (e: Exception) {
+            try {
+                createFromContentResolver(uri)
+            } catch (e: Exception) {
+                null
+            }
+        }
+    }
+
+    private fun createFromFile(uri: Uri): FileData {
+        val file = uri.toFile()
+        return FileData(uri, file.name, file.path, file.length())
+    }
+
+    private fun createFromContentResolver(uri: Uri): FileData? {
+        return try {
+            val data = context.contentResolver.query(uri, null, null, null, null)
+
+            if (data != null && data.moveToNext()) {
+
+                val displayNameIndex = data.getColumnIndex(MediaStore.MediaColumns.DISPLAY_NAME)
+                val fileSizeIndex = data.getColumnIndex(MediaStore.MediaColumns.SIZE)
+                val dataIndex = data.getColumnIndex(MediaStore.MediaColumns.DATA)
+
+                val fileName = data.getString(displayNameIndex)
+                val fileSize = data.getInt(fileSizeIndex)
+                val filePath = data.getString(dataIndex)
+
+                data.close()
+
+                FileData(uri, fileName, filePath, fileSize.toLong())
+            } else {
+                null
+            }
+        } catch (e: Exception) {
+            null
+        }
+    }
+}

profile_dfu/src/main/java/no/nordicsemi/dfu/data/DFUFileType.kt

@@ -0,0 +1,14 @@
+package no.nordicsemi.dfu.data
+
+enum class DFUFileType(val id: Int) {
+    TYPE_AUTO(0x00),
+    TYPE_SOFT_DEVICE(0x01),
+    TYPE_BOOTLOADER(0x02),
+    TYPE_APPLICATION(0x04);
+
+    companion object {
+        fun create(id: Int): DFUFileType? {
+            return values().find { it.id == id }
+        }
+    }
+}

profile_dfu/src/main/java/no/nordicsemi/dfu/data/DFUManager.kt

@@ -0,0 +1,37 @@
+package no.nordicsemi.dfu.data
+
+import android.content.Context
+import dagger.hilt.android.qualifiers.ApplicationContext
+import no.nordicsemi.android.dfu.DfuServiceInitiator
+import no.nordicsemi.android.service.SelectedBluetoothDeviceHolder
+import no.nordicsemi.dfu.repository.DFUService
+import no.nordicsemi.ui.scanner.ui.exhaustive
+import javax.inject.Inject
+
+class DFUManager @Inject constructor(
+    @ApplicationContext
+    private val context: Context,
+    private val deviceHolder: SelectedBluetoothDeviceHolder
+) {
+
+    fun install(file: DFUFile) {
+        val device = deviceHolder.device!!
+
+        val starter = DfuServiceInitiator(device.address)
+            .setDeviceName(device.displayName())
+//        .setKeepBond(keepBond)
+//        .setForceDfu(forceDfu)
+//        .setPacketsReceiptNotificationsEnabled(enablePRNs)
+//        .setPacketsReceiptNotificationsValue(numberOfPackets)
+            .setPrepareDataObjectDelay(400)
+            .setUnsafeExperimentalButtonlessServiceInSecureDfuEnabled(true)
+
+        when (file) {
+            is ZipFile -> starter.setZip(file.uri, file.path)
+            is HexFile -> starter.setBinOrHex(file.fileType.id, file.uri, file.path)
+                .setInitFile(file.datFile.uri, file.datFile.path)
+        }.exhaustive
+
+        starter.start(context, DFUService::class.java)
+    }
+}

profile_dfu/src/main/java/no/nordicsemi/dfu/data/DFUProgressManager.kt

@@ -0,0 +1,86 @@
+package no.nordicsemi.dfu.data
+
+import android.content.Context
+import dagger.hilt.android.qualifiers.ApplicationContext
+import dagger.hilt.android.scopes.ViewModelScoped
+import kotlinx.coroutines.flow.MutableStateFlow
+import no.nordicsemi.android.dfu.DfuProgressListenerAdapter
+import no.nordicsemi.android.dfu.DfuServiceListenerHelper
+import javax.inject.Inject
+
+@ViewModelScoped
+internal class DFUProgressManager @Inject constructor(
+    @ApplicationContext
+    private val context: Context
+) : DfuProgressListenerAdapter() {
+
+    val status = MutableStateFlow<DFUServiceStatus>(Idle)
+
+    override fun onDeviceConnecting(deviceAddress: String) {
+        status.value = Connecting
+    }
+
+    override fun onDeviceConnected(deviceAddress: String) {
+        status.value = Connected
+    }
+
+    override fun onDfuProcessStarting(deviceAddress: String) {
+        status.value = Starting
+    }
+
+    override fun onDfuProcessStarted(deviceAddress: String) {
+        status.value = Started
+    }
+
+    override fun onEnablingDfuMode(deviceAddress: String) {
+        status.value = EnablingDfu
+    }
+
+    override fun onProgressChanged(
+        deviceAddress: String,
+        percent: Int,
+        speed: Float,
+        avgSpeed: Float,
+        currentPart: Int,
+        partsTotal: Int
+    ) {
+        status.value = ProgressUpdate(percent)
+    }
+
+    override fun onFirmwareValidating(deviceAddress: String) {
+        status.value = Validating
+    }
+
+    override fun onDeviceDisconnecting(deviceAddress: String?) {
+        status.value = Disconnecting
+    }
+
+    override fun onDeviceDisconnected(deviceAddress: String) {
+        status.value = Disconnected
+    }
+
+    override fun onDfuCompleted(deviceAddress: String) {
+        status.value = Completed
+    }
+
+    override fun onDfuAborted(deviceAddress: String) {
+        status.value = Aborted
+    }
+
+    override fun onError(
+        deviceAddress: String,
+        error: Int,
+        errorType: Int,
+        message: String?
+    ) {
+        status.value = Error(message)
+    }
+
+    fun registerListener() {
+        DfuServiceListenerHelper.registerProgressListener(context, this)
+    }
+
+    fun unregisterListener() {
+        DfuServiceListenerHelper.unregisterProgressListener(context, this)
+    }
+}

profile_dfu/src/main/java/no/nordicsemi/dfu/data/DFURepository.kt

@@ -3,7 +3,6 @@ package no.nordicsemi.dfu.data
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
 import no.nordicsemi.android.service.SelectedBluetoothDeviceHolder
-import java.io.File
 import javax.inject.Inject
 import javax.inject.Singleton
 
@@ -12,15 +11,18 @@ internal class DFURepository @Inject constructor(
     private val deviceHolder: SelectedBluetoothDeviceHolder
 ) {
 
-    private val _data = MutableStateFlow<DFUData>(NoFileSelectedState)
+    private val _data = MutableStateFlow<DFUData>(NoFileSelectedState())
     val data: StateFlow<DFUData> = _data
 
-    fun initFile(file: File) {
+    fun initFile(file: DFUFile?) {
-        _data.value = FileReadyState(file, deviceHolder.device!!)
+        if (file == null) {
+            _data.value = NoFileSelectedState(true)
+        } else {
+            _data.value = FileReadyState(file, deviceHolder.device!!)
+        }
     }
 
     fun install() {
-        val state = _data.value as FileReadyState
+        _data.value = FileInstallingState()
-        _data.value = state.copy(isUploading = true)
     }
 }

profile_dfu/src/main/java/no/nordicsemi/dfu/data/DFUServiceStatus.kt

@@ -0,0 +1,17 @@
+package no.nordicsemi.dfu.data
+
+internal sealed class DFUServiceStatus
+
+internal object Idle : DFUServiceStatus()
+internal object Connecting : DFUServiceStatus()
+internal object Connected : DFUServiceStatus()
+internal object Starting : DFUServiceStatus()
+internal object Started : DFUServiceStatus()
+internal object EnablingDfu : DFUServiceStatus()
+internal data class ProgressUpdate(val progress: Int): DFUServiceStatus()
+internal object Validating : DFUServiceStatus()
+internal object Disconnecting : DFUServiceStatus()
+internal object Disconnected : DFUServiceStatus()
+internal object Completed : DFUServiceStatus()
+internal object Aborted : DFUServiceStatus()
+internal data class Error(val message: String?): DFUServiceStatus()

profile_dfu/src/main/java/no/nordicsemi/dfu/repository/DFUService.kt

@@ -48,4 +48,4 @@ class DFUService : DfuBaseService() {
         // return BuildConfig.DEBUG;
         return true
     }
-}
+}

profile_dfu/src/main/java/no/nordicsemi/dfu/view/DFUContentView.kt

@@ -12,18 +12,12 @@ import no.nordicsemi.dfu.data.*
 internal fun DFUContentView(state: DFUData, onEvent: (DFUViewEvent) -> Unit) {
     Box(modifier = Modifier.padding(16.dp)) {
         when (state) {
-            NoFileSelectedState -> DFUSelectFileView(onEvent)
+            is NoFileSelectedState -> DFUSelectMainFileView(state, onEvent)
-            is FileReadyState -> FileReadyView(state, onEvent)
+            is FileReadyState -> DFUSummaryView(state, onEvent)
             UploadSuccessState -> DFUSuccessView(onEvent)
             UploadFailureState -> DFUErrorView(onEvent)
+            is FileInstallingState -> DFUInstallingView(state, onEvent)
+            is HexFileReadyState -> DFUSelectDatFileView(onEvent)
         }.exhaustive
     }
 }
-
-@Composable
-private fun FileReadyView(state: FileReadyState, onEvent: (DFUViewEvent) -> Unit) {
-    when (state.isUploading) {
-        false -> DFUSummaryView(state, onEvent)
-        true -> DFUInstallingView(state, onEvent)
-    }.exhaustive
-}

profile_dfu/src/main/java/no/nordicsemi/dfu/view/DFUInstallingView.kt

@@ -1,68 +1,42 @@
 package no.nordicsemi.dfu.view
 
-import android.content.Context
 import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
 import androidx.compose.material3.Button
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.ui.Alignment
-import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.Modifier
 import androidx.compose.ui.res.stringResource
-import androidx.core.net.toUri
+import androidx.compose.ui.unit.dp
-import no.nordicsemi.android.dfu.DfuServiceInitiator
 import no.nordicsemi.android.material.you.CircularProgressIndicator
 import no.nordicsemi.dfu.R
-import no.nordicsemi.dfu.data.FileReadyState
+import no.nordicsemi.dfu.data.FileInstallingState
-import no.nordicsemi.dfu.repository.DFUService
 
 @Composable
-internal fun DFUInstallingView(state: FileReadyState, onEvent: (DFUViewEvent) -> Unit) {
+internal fun DFUInstallingView(state: FileInstallingState, onEvent: (DFUViewEvent) -> Unit) {
-
+    Column(
-    Column {
+        horizontalAlignment = Alignment.CenterHorizontally,
+        modifier = Modifier.fillMaxWidth()
+    ) {
         CircularProgressIndicator()
 
-        //todo add percentage indicator
+        Spacer(modifier = Modifier.height(16.dp))
+
+        Text(text = state.status.toDisplayString())
+
+        Spacer(modifier = Modifier.height(16.dp))
 
         Button(onClick = { onEvent(OnPauseButtonClick) }) {
             Text(text = stringResource(id = R.string.dfu_pause))
         }
 
+        Spacer(modifier = Modifier.height(16.dp))
+
         Button(onClick = { onEvent(OnPauseButtonClick) }) {
             Text(text = stringResource(id = R.string.dfu_stop))
         }
     }
-
-    val context = LocalContext.current
-    LaunchedEffect(state.isUploading) {
-        if (state.isUploading) {
-            install(context, state)
-        }
-    }
-}
-
-
-
-private fun install(context: Context, state: FileReadyState) {
-
-    val device = state.device
-
-    val fileName = state.file.name
-    val fileLength = state.file.length()
-
-    val starter = DfuServiceInitiator(device.address)
-        .setDeviceName(device.displayName())
-//        .setKeepBond(keepBond)
-//        .setForceDfu(forceDfu)
-//        .setPacketsReceiptNotificationsEnabled(enablePRNs)
-//        .setPacketsReceiptNotificationsValue(numberOfPackets)
-//        .setPrepareDataObjectDelay(400)
-//        .setUnsafeExperimentalButtonlessServiceInSecureDfuEnabled(true)
-//    if (fileType == DfuService.TYPE_AUTO) {
-        starter.setZip(state.file.toUri(), state.file.path)
-//        if (scope != null) starter.setScope(scope)
-//    } else {
-//        starter.setBinOrHex(fileType, fileStreamUri, filePath)
-//            .setInitFile(initFileStreamUri, initFilePath)
-//    }
-    starter.start(context, DFUService::class.java)
 }

profile_dfu/src/main/java/no/nordicsemi/dfu/view/DFUMappers.kt

@@ -0,0 +1,40 @@
+package no.nordicsemi.dfu.view
+
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.res.stringResource
+import no.nordicsemi.dfu.R
+import no.nordicsemi.dfu.data.Aborted
+import no.nordicsemi.dfu.data.Completed
+import no.nordicsemi.dfu.data.Connected
+import no.nordicsemi.dfu.data.Connecting
+import no.nordicsemi.dfu.data.DFUServiceStatus
+import no.nordicsemi.dfu.data.Disconnected
+import no.nordicsemi.dfu.data.Disconnecting
+import no.nordicsemi.dfu.data.EnablingDfu
+import no.nordicsemi.dfu.data.Error
+import no.nordicsemi.dfu.data.Idle
+import no.nordicsemi.dfu.data.ProgressUpdate
+import no.nordicsemi.dfu.data.Started
+import no.nordicsemi.dfu.data.Starting
+import no.nordicsemi.dfu.data.Validating
+
+@Composable
+internal fun DFUServiceStatus.toDisplayString(): String {
+    val displayStatus = when (this) {
+        Aborted -> stringResource(id = R.string.dfu_display_status_aborted)
+        Completed -> stringResource(id = R.string.dfu_display_status_completed)
+        Connected -> stringResource(id = R.string.dfu_display_status_connected)
+        Connecting -> stringResource(id = R.string.dfu_display_status_connecting)
+        Disconnected -> stringResource(id = R.string.dfu_display_status_disconnected)
+        Disconnecting -> stringResource(id = R.string.dfu_display_status_disconnecting)
+        EnablingDfu -> stringResource(id = R.string.dfu_display_status_enabling)
+        is Error -> message ?: stringResource(id = R.string.dfu_display_status_error)
+        Idle -> stringResource(id = R.string.dfu_display_status_idle)
+        is ProgressUpdate -> stringResource(id = R.string.dfu_display_status_progress_update, progress)
+        Started -> stringResource(id = R.string.dfu_display_status_started)
+        Starting -> stringResource(id = R.string.dfu_display_status_starting)
+        Validating -> stringResource(id = R.string.dfu_display_status_validating)
+    }
+    
+    return stringResource(id = R.string.dfu_display_status, displayStatus)
+}

profile_dfu/src/main/java/no/nordicsemi/dfu/view/DFUScreen.kt

@@ -14,11 +14,12 @@ import no.nordicsemi.dfu.R
 import no.nordicsemi.dfu.data.DFUData
 import no.nordicsemi.dfu.repository.DFUService
 import no.nordicsemi.dfu.viewmodel.DFUViewModel
+import no.nordicsemi.dfu.data.NoFileSelectedState
 
 @Composable
 fun DFUScreen(finishAction: () -> Unit) {
     val viewModel: DFUViewModel = hiltViewModel()
-    val state = viewModel.state.collectAsState().value
+    val state = viewModel.state.collectAsState(NoFileSelectedState).value
     val isScreenActive = viewModel.isActive.collectAsState().value
 
     val context = LocalContext.current

profile_dfu/src/main/java/no/nordicsemi/dfu/view/DFUSelectDatFileView.kt

@@ -2,7 +2,8 @@ package no.nordicsemi.dfu.view
 
 import androidx.activity.compose.rememberLauncherForActivityResult
 import androidx.activity.result.contract.ActivityResultContracts
-import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.padding
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.Settings
 import androidx.compose.material3.Button
@@ -18,40 +19,28 @@ import no.nordicsemi.android.theme.view.SectionTitle
 import no.nordicsemi.dfu.R
 
 @Composable
-internal fun DFUSelectFileView(onEvent: (DFUViewEvent) -> Unit) {
+internal fun DFUSelectDatFileView(onEvent: (DFUViewEvent) -> Unit) {
     ScreenSection {
-        SectionTitle(icon = Icons.Default.Settings, title = stringResource(id = R.string.dfu_choose_file))
+        SectionTitle(
+            icon = Icons.Default.Settings,
+            title = stringResource(id = R.string.dfu_choose_file)
+        )
 
         Spacer(modifier = Modifier.padding(8.dp))
 
         Text(
-            text = stringResource(id = R.string.dfu_choose_info),
+            text = stringResource(id = R.string.dfu_choose_dat_info),
             style = MaterialTheme.typography.bodyMedium
         )
 
         Spacer(modifier = Modifier.padding(8.dp))
 
-        ButtonsRow(onEvent)
+        val launcher = rememberLauncherForActivityResult(ActivityResultContracts.GetContent()) { uri ->
-    }
+            uri?.let { onEvent(OnDatFileSelected(it)) }
-}
-
-@Composable
-private fun ButtonsRow(onEvent: (DFUViewEvent) -> Unit) {
-
-    val launcher = rememberLauncherForActivityResult(ActivityResultContracts.GetContent()) {
-        onEvent(OnFileSelected(it!!))
-    }
-
-    Row(
-        horizontalArrangement = Arrangement.SpaceEvenly,
-        modifier = Modifier.fillMaxWidth()
-    ) {
-        Button(onClick = { launcher.launch(DfuBaseService.MIME_TYPE_ZIP) }) {
-            Text(text = stringResource(id = R.string.dfu_select_zip))
         }
 
         Button(onClick = { launcher.launch(DfuBaseService.MIME_TYPE_OCTET_STREAM) }) {
-            Text(text = stringResource(id = R.string.dfu_select_hex))
+            Text(text = stringResource(id = R.string.dfu_select_dat))
         }
     }
 }

profile_dfu/src/main/java/no/nordicsemi/dfu/view/DFUSelectMainFileView.kt

@@ -0,0 +1,81 @@
+package no.nordicsemi.dfu.view
+
+import androidx.activity.compose.rememberLauncherForActivityResult
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Settings
+import androidx.compose.material3.Button
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import no.nordicsemi.android.dfu.DfuBaseService
+import no.nordicsemi.android.theme.view.ScreenSection
+import no.nordicsemi.android.theme.view.SectionTitle
+import no.nordicsemi.dfu.R
+import no.nordicsemi.dfu.data.DFUData
+
+@Composable
+internal fun DFUSelectMainFileView(state: DFUData, onEvent: (DFUViewEvent) -> Unit) {
+    ScreenSection {
+        SectionTitle(
+            icon = Icons.Default.Settings,
+            title = stringResource(id = R.string.dfu_choose_file)
+        )
+
+        Spacer(modifier = Modifier.padding(8.dp))
+
+        Text(
+            text = stringResource(id = R.string.dfu_choose_info),
+            style = MaterialTheme.typography.bodyMedium
+        )
+
+        Spacer(modifier = Modifier.padding(8.dp))
+
+        ButtonsRow(onEvent)
+    }
+}
+
+@Composable
+private fun ButtonsRow(onEvent: (DFUViewEvent) -> Unit) {
+
+    val fileType = rememberSaveable { mutableStateOf(DfuBaseService.MIME_TYPE_ZIP) }
+
+    val launcher = rememberLauncherForActivityResult(ActivityResultContracts.GetContent()) { uri ->
+        uri?.let {
+            if (fileType.value == DfuBaseService.MIME_TYPE_ZIP) {
+                onEvent(OnZipFileSelected(it))
+            } else {
+                onEvent(OnHexFileSelected(it))
+            }
+        }
+    }
+
+    Row(
+        horizontalArrangement = Arrangement.SpaceEvenly,
+        modifier = Modifier.fillMaxWidth()
+    ) {
+        Button(onClick = {
+            fileType.value = DfuBaseService.MIME_TYPE_ZIP
+            launcher.launch(fileType.value)
+        }) {
+            Text(text = stringResource(id = R.string.dfu_select_zip))
+        }
+
+        Button(onClick = {
+            fileType.value = DfuBaseService.MIME_TYPE_OCTET_STREAM
+            launcher.launch(fileType.value)
+        }) {
+            Text(text = stringResource(id = R.string.dfu_select_hex))
+        }
+    }
+}

profile_dfu/src/main/java/no/nordicsemi/dfu/view/DFUViewEvent.kt

@@ -4,7 +4,9 @@ import android.net.Uri
 
 internal sealed class DFUViewEvent
 
-internal data class OnFileSelected(val uri: Uri) : DFUViewEvent()
+internal data class OnZipFileSelected(val file: Uri) : DFUViewEvent()
+internal data class OnHexFileSelected(val file: Uri) : DFUViewEvent()
+internal data class OnDatFileSelected(val file: Uri) : DFUViewEvent()
 
 internal object OnInstallButtonClick : DFUViewEvent()
 

profile_dfu/src/main/java/no/nordicsemi/dfu/viewmodel/DFUViewModel.kt

@@ -1,32 +1,65 @@
 package no.nordicsemi.dfu.viewmodel
 
-import android.net.Uri
 import dagger.hilt.android.lifecycle.HiltViewModel
+import kotlinx.coroutines.flow.combine
 import no.nordicsemi.android.theme.viewmodel.CloseableViewModel
 import no.nordicsemi.android.utils.exhaustive
+import no.nordicsemi.dfu.data.DFUFile
+import no.nordicsemi.dfu.data.DFUFileManager
+import no.nordicsemi.dfu.data.DFUManager
+import no.nordicsemi.dfu.data.DFUProgressManager
 import no.nordicsemi.dfu.data.DFURepository
-import no.nordicsemi.dfu.view.*
+import no.nordicsemi.dfu.data.FileInstallingState
-import java.io.File
+import no.nordicsemi.dfu.data.FileReadyState
+import no.nordicsemi.dfu.view.DFUViewEvent
+import no.nordicsemi.dfu.view.OnDatFileSelected
+import no.nordicsemi.dfu.view.OnDisconnectButtonClick
+import no.nordicsemi.dfu.view.OnHexFileSelected
+import no.nordicsemi.dfu.view.OnInstallButtonClick
+import no.nordicsemi.dfu.view.OnPauseButtonClick
+import no.nordicsemi.dfu.view.OnStopButtonClick
+import no.nordicsemi.dfu.view.OnZipFileSelected
 import javax.inject.Inject
 
 @HiltViewModel
 internal class DFUViewModel @Inject constructor(
     private val repository: DFURepository,
+    private val progressManager: DFUProgressManager,
+    private val dfuManager: DFUManager,
+    private val fileManger: DFUFileManager
 ) : CloseableViewModel() {
 
-    val state = repository.data
+    val state = repository.data.combine(progressManager.status) { state, status ->
+        (state as? FileInstallingState)?.run {
+            state.copy(status = status)
+        } ?: state
+    }
+
+    init {
+        progressManager.registerListener()
+    }
 
     fun onEvent(event: DFUViewEvent) {
         when (event) {
             OnDisconnectButtonClick -> finish()
-            is OnFileSelected -> repository.initFile(createFile(event.uri))
+            OnInstallButtonClick -> {
-            OnInstallButtonClick -> repository.install()
+                dfuManager.install(requireFile())
+                repository.install()
+            }
             OnPauseButtonClick -> finish()
             OnStopButtonClick -> finish()
+            is OnHexFileSelected -> repository.
+            is OnZipFileSelected -> TODO()
+            is OnDatFileSelected -> TODO()
         }.exhaustive
     }
 
-    private fun createFile(uri: Uri): File {
+    private fun requireFile(): DFUFile {
-        return File(requireNotNull(uri.path))
+        return (repository.data.value as FileReadyState).file
+    }
+
+    override fun onCleared() {
+        super.onCleared()
+        progressManager.unregisterListener()
     }
 }

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

@@ -8,6 +8,7 @@
     <string name="dfu_stop">Stop</string>
     <string name="dfu_install">Install</string>
 
+    <string name="dfu_select_dat">Select .dat</string>
     <string name="dfu_select_zip">Select .zip</string>
     <string name="dfu_select_hex">Select .hex</string>
 
@@ -21,6 +22,7 @@
 
     <string name="dfu_choose_file">Choose file</string>
     <string name="dfu_choose_info">Please select .zip or .hex file with bootloader, application or soft device.</string>
+    <string name="dfu_choose_dat_info">Please select .dat file.</string>
 
     <string name="dfu_macro_dialog_title">File managers</string>
     <string name="dfu_macro_dialog_info">Please select </string>
@@ -29,4 +31,19 @@
 
     <string name="dfu_success_icon_description">Operation success</string>
     <string name="dfu_failure_icon_description">Operation failed</string>
+
+    <string name="dfu_display_status_aborted">Aborted</string>
+    <string name="dfu_display_status_completed">Completed</string>
+    <string name="dfu_display_status_connected">Connected</string>
+    <string name="dfu_display_status_connecting">Connecting</string>
+    <string name="dfu_display_status_disconnected">Disconnected</string>
+    <string name="dfu_display_status_disconnecting">Disconnecting</string>
+    <string name="dfu_display_status_enabling">Enabling DFU</string>
+    <string name="dfu_display_status_error">Error</string>
+    <string name="dfu_display_status_idle">Idle</string>
+    <string name="dfu_display_status_progress_update">%d%</string>
+    <string name="dfu_display_status_started">Started</string>
+    <string name="dfu_display_status_starting">Starting</string>
+    <string name="dfu_display_status_validating">Validating</string>
+    <string name="dfu_display_status">Status: %s</string>
 </resources>