feat: Add save recording button

app/src/main/java/app/myzel394/alibi/db/AppSettings.kt

@@ -5,6 +5,7 @@ import android.os.Build
 import android.util.Log
 import com.arthenica.ffmpegkit.FFmpegKit
 import com.arthenica.ffmpegkit.ReturnCode
+import kotlinx.coroutines.delay
 import kotlinx.serialization.Serializable
 import java.io.File
 import java.time.LocalDateTime

app/src/main/java/app/myzel394/alibi/ui/Navigation.kt

@@ -9,6 +9,10 @@ import androidx.compose.foundation.background
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
 import androidx.lifecycle.viewmodel.compose.viewModel
@@ -16,6 +20,7 @@ import androidx.navigation.compose.NavHost
 import androidx.navigation.compose.composable
 import androidx.navigation.compose.rememberNavController
 import app.myzel394.alibi.dataStore
+import app.myzel394.alibi.db.LastRecording
 import app.myzel394.alibi.ui.enums.Screen
 import app.myzel394.alibi.ui.models.AudioRecorderModel
 import app.myzel394.alibi.ui.screens.AudioRecorder

app/src/main/java/app/myzel394/alibi/ui/components/AudioRecorder/molecules/RecordingStatus.kt

@@ -13,12 +13,15 @@ import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.layout.width
 import androidx.compose.foundation.shape.CircleShape
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.Delete
+import androidx.compose.material.icons.filled.Save
 import androidx.compose.material3.Button
 import androidx.compose.material3.ButtonDefaults
 import androidx.compose.material3.Icon
@@ -43,6 +46,7 @@ import androidx.compose.ui.semantics.semantics
 import androidx.compose.ui.unit.dp
 import app.myzel394.alibi.R
 import app.myzel394.alibi.services.RecorderService
+import app.myzel394.alibi.ui.BIG_PRIMARY_BUTTON_SIZE
 import app.myzel394.alibi.ui.components.AudioRecorder.atoms.ConfirmDeletionDialog
 import app.myzel394.alibi.ui.components.AudioRecorder.atoms.RealtimeAudioVisualizer
 import app.myzel394.alibi.ui.components.AudioRecorder.atoms.SaveRecordingButton
@@ -135,7 +139,7 @@ fun RecordingStatus(
                     },
                     onConfirm = {
                         showDeleteDialog = false
-                        audioRecorder.stopRecording(context)
+                        audioRecorder.stopRecording(context, saveAsLastRecording = false)
                     },
                 )
             }
@@ -159,6 +163,31 @@ fun RecordingStatus(
                 Text(label)
             }
         }
+
         val alpha by animateFloatAsState(if (progressVisible) 1f else 0f, tween(1000))
+        val label = stringResource(R.string.ui_audioRecorder_action_save_label)
+
+        Button(
+            modifier = Modifier
+                .padding(16.dp)
+                .fillMaxWidth()
+                .height(BIG_PRIMARY_BUTTON_SIZE)
+                .alpha(alpha)
+                .semantics {
+                    contentDescription = label
+                },
+            onClick = {
+                audioRecorder.stopRecording(context)
+                audioRecorder.onRecordingSave()
+            },
+        ) {
+            Icon(
+                Icons.Default.Save,
+                contentDescription = null,
+                modifier = Modifier.size(ButtonDefaults.IconSize),
+            )
+            Spacer(modifier = Modifier.width(ButtonDefaults.IconSpacing))
+            Text(stringResource(R.string.ui_audioRecorder_action_save_label))
+        }
     }
 }

app/src/main/java/app/myzel394/alibi/ui/components/AudioRecorder/molecules/StartRecording.kt

@@ -1,14 +1,7 @@
 package app.myzel394.alibi.ui.components.AudioRecorder.molecules
 
 import android.Manifest
-import android.content.ServiceConnection
-import androidx.compose.animation.AnimatedVisibility
-import androidx.compose.animation.animateContentSize
-import androidx.compose.animation.core.animateFloatAsState
-import androidx.compose.animation.core.tween
-import androidx.compose.animation.expandHorizontally
 import androidx.compose.foundation.layout.Arrangement
-import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxSize
@@ -28,14 +21,7 @@ import androidx.compose.material3.Icon
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
-import androidx.compose.runtime.getValue
-import androidx.compose.runtime.mutableStateListOf
-import androidx.compose.runtime.mutableStateOf
-import androidx.compose.runtime.remember
-import androidx.compose.runtime.saveable.autoSaver
-import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
@@ -48,10 +34,7 @@ import androidx.compose.ui.unit.dp
 import app.myzel394.alibi.R
 import app.myzel394.alibi.dataStore
 import app.myzel394.alibi.db.AppSettings
-import app.myzel394.alibi.services.RecorderService
 import app.myzel394.alibi.ui.BIG_PRIMARY_BUTTON_SIZE
-import app.myzel394.alibi.ui.components.AudioRecorder.atoms.AudioVisualizer
-import app.myzel394.alibi.ui.components.AudioRecorder.atoms.SaveRecordingButton
 import app.myzel394.alibi.ui.components.atoms.PermissionRequester
 import app.myzel394.alibi.ui.models.AudioRecorderModel
 import app.myzel394.alibi.ui.utils.rememberFileSaverDialog
@@ -130,13 +113,39 @@ fun StartRecording(
                 .fillMaxWidth(),
             textAlign = TextAlign.Center,
         )
-        if (false)
+        if (audioRecorder.lastRecording != null && audioRecorder.lastRecording!!.hasRecordingAvailable) {
             Column(
                 modifier = Modifier.weight(1f),
                 horizontalAlignment = Alignment.CenterHorizontally,
                 verticalArrangement = Arrangement.Bottom,
             ) {
+                val label = stringResource(
+                    R.string.ui_audioRecorder_action_saveOldRecording_label,
+                    DateTimeFormatter.ofLocalizedDate(FormatStyle.FULL).format(audioRecorder.lastRecording!!.recordingStart),
+                )
+                Button(
+                    modifier = Modifier
+                        .padding(16.dp)
+                        .fillMaxWidth()
+                        .height(BIG_PRIMARY_BUTTON_SIZE)
+                        .semantics {
+                            contentDescription = label
+                        },
+                    onClick = {
+                        audioRecorder.stopRecording(context)
+                        audioRecorder.onRecordingSave()
+                    },
+                ) {
+                    Icon(
+                        Icons.Default.Save,
+                        contentDescription = null,
+                        modifier = Modifier.size(ButtonDefaults.IconSize),
+                    )
+                    Spacer(modifier = Modifier.width(ButtonDefaults.IconSpacing))
+                    Text(label)
+                }
             }
+        }
         else
             Spacer(modifier = Modifier.weight(1f))
     }

app/src/main/java/app/myzel394/alibi/ui/models/AudioRecorderModel.kt

@@ -12,6 +12,7 @@ import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.setValue
 import androidx.core.content.ContextCompat
 import androidx.lifecycle.ViewModel
+import app.myzel394.alibi.db.LastRecording
 import app.myzel394.alibi.enums.RecorderState
 import app.myzel394.alibi.services.AudioRecorderService
 import app.myzel394.alibi.services.RecorderService
@@ -36,6 +37,11 @@ class AudioRecorderModel: ViewModel() {
     var recorderService: AudioRecorderService? = null
         private set
 
+    var lastRecording: LastRecording? by mutableStateOf<LastRecording?>(null)
+        private set
+
+    var onRecordingSave: () -> Unit = {}
+
     private val connection = object : ServiceConnection {
         override fun onServiceConnected(className: ComponentName, service: IBinder) {
             recorderService = ((service as RecorderService.RecorderBinder).getService() as AudioRecorderService).also {recorder ->
@@ -77,7 +83,11 @@ class AudioRecorderModel: ViewModel() {
         context.bindService(intent!!, connection, Context.BIND_AUTO_CREATE)
     }
 
-    fun stopRecording(context: Context) {
+    fun stopRecording(context: Context, saveAsLastRecording: Boolean = true) {
+        if (saveAsLastRecording) {
+            lastRecording = recorderService!!.createLastRecording()
+        }
+
         runCatching {
             context.unbindService(connection)
             context.stopService(intent)

app/src/main/java/app/myzel394/alibi/ui/screens/AudioRecorder.kt

@@ -1,21 +1,30 @@
 package app.myzel394.alibi.ui.screens
 
+import android.util.Log
 import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
 import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Memory
 import androidx.compose.material.icons.filled.Settings
+import androidx.compose.material3.AlertDialog
 import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.Icon
 import androidx.compose.material3.IconButton
+import androidx.compose.material3.LinearProgressIndicator
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Text
 import androidx.compose.material3.TopAppBar
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.*
+import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
 import androidx.lifecycle.viewmodel.compose.viewModel
 import androidx.navigation.NavController
 import app.myzel394.alibi.ui.components.AudioRecorder.molecules.RecordingStatus
@@ -23,17 +32,66 @@ import app.myzel394.alibi.ui.components.AudioRecorder.molecules.StartRecording
 import app.myzel394.alibi.ui.enums.Screen
 import app.myzel394.alibi.ui.utils.rememberFileSaverDialog
 import app.myzel394.alibi.R
+import app.myzel394.alibi.db.LastRecording
 import app.myzel394.alibi.ui.models.AudioRecorderModel
+import kotlinx.coroutines.launch
 
 @OptIn(ExperimentalMaterial3Api::class)
 @Composable
 fun AudioRecorder(
     navController: NavController,
-    audioRecorder: AudioRecorderModel
+    audioRecorder: AudioRecorderModel,
 ) {
-    val context = LocalContext.current
     val saveFile = rememberFileSaverDialog("audio/aac")
+    val scope = rememberCoroutineScope()
 
+    var isProcessingAudio by remember { mutableStateOf(false) }
+
+    LaunchedEffect(Unit) {
+        audioRecorder.onRecordingSave = {
+            scope.launch {
+                isProcessingAudio = true
+
+                try {
+                    val file = audioRecorder.lastRecording!!.concatenateFiles()
+
+                    saveFile(file)
+                } catch (error: Exception) {
+                    Log.getStackTraceString(error)
+                } finally {
+                    isProcessingAudio = false
+                }
+            }
+        }
+    }
+
+    if (isProcessingAudio)
+        AlertDialog(
+            onDismissRequest = { },
+            icon = {
+                Icon(
+                    Icons.Default.Memory,
+                    contentDescription = null,
+                )
+            },
+            title = {
+                Text(
+                    stringResource(R.string.ui_audioRecorder_action_save_processing_dialog_title),
+                )
+            },
+            text = {
+                Column(
+                    horizontalAlignment = Alignment.CenterHorizontally,
+                ) {
+                    Text(
+                        stringResource(R.string.ui_audioRecorder_action_save_processing_dialog_description),
+                    )
+                    Spacer(modifier = Modifier.height(32.dp))
+                    LinearProgressIndicator()
+                }
+            },
+            confirmButton = {}
+        )
     Scaffold(
         topBar = {
             TopAppBar(
@@ -61,9 +119,7 @@ fun AudioRecorder(
                 .padding(padding),
         ) {
             if (audioRecorder.isInRecording)
-                RecordingStatus(
-                    audioRecorder = audioRecorder,
-                )
+                RecordingStatus(audioRecorder = audioRecorder)
             else
                 StartRecording(audioRecorder = audioRecorder)
         }