Call history/recording improvements

app/src/main/kotlin/com/tutpro/baresip/CallDetailsScreen.kt

@@ -64,7 +64,6 @@ import androidx.navigation.NavController
 import androidx.navigation.NavGraphBuilder
 import androidx.navigation.compose.composable
 import com.tutpro.baresip.CallRow.Details
-import com.tutpro.baresip.CustomElements.AlertDialog
 import com.tutpro.baresip.CustomElements.verticalScrollbar
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.delay
@@ -266,6 +265,8 @@ private fun startTime(detail: Details): String {
 private fun Duration(ctx: Context, detail: Details, durationText: String) {
 
     val showDialog = remember { mutableStateOf(false) }
+    // NOTE: If detail.recording is modified elsewhere, this reference sees the change
+    // because Array is mutable, but Compose won't trigger a redraw.
     val recording = detail.recording
     val mediaPlayer = remember { MediaPlayer() }
     val scope = rememberCoroutineScope()
@@ -282,10 +283,8 @@ private fun Duration(ctx: Context, detail: Details, durationText: String) {
         }
     )
 
-    val isRawState = recording[0] != "" && recording[1] != ""
+    val hasRecording = recording[0] != ""
-    val isMergedState = recording[0] != "" && recording[1] == ""
+    if (hasRecording) {
-
-    if (isRawState || isMergedState) {
         Text(
             text = durationText,
             color = MaterialTheme.colorScheme.error,
@@ -296,20 +295,37 @@ private fun Duration(ctx: Context, detail: Details, durationText: String) {
                         mediaPlayer.reset()
                         scope.launch(Dispatchers.IO) {
                             var finalFile: File? = null
+                            // RE-EVALUATE STATE INSIDE THE CLICK LISTENER
+                            val currentIsRaw = recording[0] != "" && recording[1] != ""
+                            val currentIsMerged = recording[0] != "" && recording[1] == ""
 
-                            if (isRawState) {
+                            if (currentIsRaw) {
                                 val fileIn = File(recording[0])
                                 val fileOut = File(recording[1])
-                                val mergedFileName =
+                                // SAFETY CHECK: If the raw file is gone, the background service
-                                    "merged_${fileIn.nameWithoutExtension}_${fileOut.nameWithoutExtension}.wav"
+                                // likely finished merging just now.
-                                val mergedFile = File(BaresipService.filesPath + "/tmp", mergedFileName)
+                                if (!fileIn.exists()) {
+                                    // Try to find the merged file based on naming convention as fallback
+                                    val expectedMergedName = "merged_${fileIn.nameWithoutExtension}_${fileOut.nameWithoutExtension}.wav"
+                                    val fallbackMerged = File(BaresipService.filesPath + "/recordings", expectedMergedName)
+                                    if (fallbackMerged.exists()) {
+                                        Log.d(TAG, "Raw file missing, found merged fallback: ${fallbackMerged.name}")
+                                        finalFile = fallbackMerged
+                                        // Update state to match reality
+                                        recording[0] = fallbackMerged.absolutePath
+                                        recording[1] = ""
+                                    } else {
+                                        Log.e(TAG, "Raw file missing and fallback not found: ${recording[0]}")
+                                    }
+                                } else {
+                                    // Normal Raw processing
+                                    val mergedFileName = "merged_${fileIn.nameWithoutExtension}_${fileOut.nameWithoutExtension}.wav"
+                                    val mergedFile = File(BaresipService.filesPath + "/recordings", mergedFileName)
 
                                     if (mergedFile.exists()) {
                                         Log.d(TAG, "Using already merged file: ${mergedFile.name}")
                                         finalFile = mergedFile
-                                }
+                                    } else {
-                                else {
-                                    File(BaresipService.filesPath + "/tmp").mkdirs()
                                         if (Utils.mergeWavFiles(fileIn, fileOut, mergedFile)) {
                                             finalFile = mergedFile
                                         }
@@ -317,27 +333,26 @@ private fun Duration(ctx: Context, detail: Details, durationText: String) {
 
                                     // If merge successful, update state and delete originals
                                     if (finalFile != null && finalFile.exists()) {
-                                    // Update the object state
-                                    // We put the merged path in [0] and clear [1]
                                         recording[0] = finalFile.absolutePath
                                         recording[1] = ""
-
-                                    // Delete the original raw files
                                         try {
                                             if (fileIn.exists()) fileIn.delete()
                                             if (fileOut.exists()) fileOut.delete()
-
-                                        // Persist changes so the app remembers the file is merged
                                             CallHistoryNew.save()
                                         } catch (e: Exception) {
                                             Log.w(TAG, "MergeWav: Failed to delete original files: ${e.message}")
                                         }
                                     }
                                 }
-                            else {
+                            } else if (currentIsMerged) {
-                                // We are already in merged state
+                                // We are in merged state
+                                val f = File(recording[0])
+                                if (f.exists()) {
                                     Log.d(TAG, "Using already merged file: ${recording[0]}")
-                                finalFile = File(recording[0])
+                                    finalFile = f
+                                } else {
+                                    Log.e(TAG, "Merged file record exists but file is missing: ${recording[0]}")
+                                }
                             }
 
                             withContext(Dispatchers.Main) {
@@ -369,14 +384,12 @@ private fun Duration(ctx: Context, detail: Details, durationText: String) {
                                         Log.e(TAG, "Playback failed: $e")
                                         Toast.makeText(ctx, "Playback error", Toast.LENGTH_SHORT).show()
                                     }
-                                }
+                                } else {
-                                else {
                                     Toast.makeText(ctx, "Failed to process audio file", Toast.LENGTH_SHORT).show()
                                 }
                             }
                         }
-                    }
+                    } else {
-                    else {
                         mediaPlayer.stop()
                         mediaPlayer.reset()
                         showDialog.value = false

app/src/main/kotlin/com/tutpro/baresip/CallHistory.kt

@@ -15,14 +15,14 @@ class CallHistoryNew(val aor: String, val peerUri: String, val direction: String
     var startTime: GregorianCalendar? = null
     var stopTime = GregorianCalendar()        // Set to time when call is closed
     var rejected = false
-    var recording = arrayOf("", "")           // Encoder and decoder recording files
+    var recording = arrayOf("", "")           // Encoder and decoder recording files, merged file is in [0]
 
     fun add() {
         BaresipService.callHistory.add(this)
         val aorSpecificHistory = BaresipService.callHistory.filter { it.aor == this.aor }
         if (aorSpecificHistory.size > CALL_HISTORY_SIZE) {
             val oldestToRemove = aorSpecificHistory.first()
-            deleteRecording(oldestToRemove.recording)
+            deleteRecordingFiles(oldestToRemove.recording)
             BaresipService.callHistory.remove(oldestToRemove)
         }
         save()
@@ -43,7 +43,7 @@ class CallHistoryNew(val aor: String, val peerUri: String, val direction: String
             for (i in BaresipService.callHistory.indices.reversed()) {
                 val h = BaresipService.callHistory[i]
                 if (h.aor == aor) {
-                    deleteRecording(h.recording)
+                    deleteRecordingFiles(h.recording)
                     BaresipService.callHistory.removeAt(i)
                 }
             }
@@ -82,11 +82,17 @@ class CallHistoryNew(val aor: String, val peerUri: String, val direction: String
             }
         }
 
-        fun deleteRecording(recording: Array<String>) {
+        fun deleteRecordingFiles(recording: Array<String>) {
             Utils.deleteFile(File(recording[0]))
             Utils.deleteFile(File(recording[1]))
         }
 
+        fun clearRecordings() {
+            for (h in BaresipService.callHistory) {
+                h.recording = arrayOf("", "")
+            }
+        }
+
         @Suppress("UNUSED")
         fun print() {
             for (h in BaresipService.callHistory)

app/src/main/kotlin/com/tutpro/baresip/CallsScreen.kt

@@ -41,6 +41,7 @@ import androidx.compose.material3.Text
 import androidx.compose.material3.TopAppBar
 import androidx.compose.material3.TopAppBarDefaults
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.DisposableEffect
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.MutableState
 import androidx.compose.runtime.getValue
@@ -60,6 +61,9 @@ import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.LifecycleEventObserver
+import androidx.lifecycle.compose.LocalLifecycleOwner
 import androidx.navigation.NavController
 import androidx.navigation.NavGraphBuilder
 import androidx.navigation.NavType
@@ -86,13 +90,28 @@ private fun CallsScreen(navController: NavController, viewModel: ViewModel, aor:
     val account = Account.ofAor(aor)!!
 
     val callHistory: MutableState<List<CallRow>> = remember { mutableStateOf(emptyList()) }
-
     var isHistoryLoaded by remember { mutableStateOf(false) }
-    LaunchedEffect(aor) {
+
+    var refreshTrigger by remember { mutableStateOf(0) }
+    val lifecycleOwner = LocalLifecycleOwner.current
+
+    LaunchedEffect(aor, refreshTrigger) {
         callHistory.value = loadCallHistory(aor)
         isHistoryLoaded = true
     }
 
+    DisposableEffect(lifecycleOwner) {
+        val observer = LifecycleEventObserver { _, event ->
+            if (event == Lifecycle.Event.ON_RESUME) {
+                refreshTrigger++
+            }
+        }
+        lifecycleOwner.lifecycle.addObserver(observer)
+        onDispose {
+            lifecycleOwner.lifecycle.removeObserver(observer)
+        }
+    }
+
     BackHandler(enabled = true) {
         account.missedCalls = false
         navController.popBackStack()
@@ -199,7 +218,6 @@ private fun TopAppBar(navController: NavController, account: Account, callHistor
                             }
                             showDialog.value = true
                         }
-
                         disable, enable -> {
                             account.callHistory = !account.callHistory
                             Account.saveAccounts()
@@ -478,12 +496,12 @@ private fun loadCallHistory(aor: String): MutableList<CallRow> {
 
 private fun removeFromHistory(callHistory: MutableState<List<CallRow>>, callRow: CallRow) {
     for (details in callRow.details) {
-        CallHistoryNew.deleteRecording(details.recording)
+        CallHistoryNew.deleteRecordingFiles(details.recording)
         BaresipService.callHistory.removeAll {
             it.startTime == details.startTime && it.stopTime == details.stopTime
         }
     }
-    CallHistoryNew.deleteRecording(callRow.recording)
+    CallHistoryNew.deleteRecordingFiles(callRow.recording)
     val updatedList = callHistory.value.filterNot { it == callRow }
     callHistory.value = updatedList
     CallHistoryNew.save()

app/src/main/kotlin/com/tutpro/baresip/Utils.kt

@@ -46,14 +46,13 @@ import java.io.IOException
 import java.io.InputStream
 import java.io.ObjectInputStream
 import java.io.ObjectOutputStream
+import java.io.RandomAccessFile
 import java.io.Serializable
 import java.lang.reflect.Method
 import java.net.InetAddress
 import java.net.NetworkInterface
 import java.net.SocketException
 import java.net.URL
-import java.nio.ByteBuffer
-import java.nio.ByteOrder
 import java.security.KeyStore
 import java.security.SecureRandom
 import java.security.cert.CertificateException
@@ -1148,108 +1147,135 @@ object Utils {
         return bitmap
     }
 
-    /**
+    fun mergeWavFiles(file1: File, file2: File, mergedFile: File): Boolean {
-     * Merges two mono WAV files into a single stereo WAV file.
-     * @param file1 The first WAV file (Left channel)* @param file2 The second WAV file (Right channel)
-     * @param outFile The destination file
-     * @return True if successful, False otherwise
-     */
-    fun mergeWavFiles(file1: File, file2: File, outFile: File): Boolean {
-
-        Log.d(TAG, "MergeWav: Input1 size=${file1.length()}, Input2 size=${file2.length()}")
-
         try {
-            val in1 = FileInputStream(file1)
+            val fis1 = FileInputStream(file1)
-            val in2 = FileInputStream(file2)
+            val fis2 = FileInputStream(file2)
-            val out = FileOutputStream(outFile)
+            val fos = FileOutputStream(mergedFile)
 
-            val header1 = ByteArray(44)
+            // Skip headers (assumed 44 bytes for standard WAV)
-            val header2 = ByteArray(44)
+            // NOTE: A robust implementation parses the header to find the 'data' chunk.
+            // For this quick fix, assuming 44 bytes is standard for Baresip output.
+            val headerSize = 44
+            val header1 = ByteArray(headerSize)
+            val header2 = ByteArray(headerSize)
 
-            if (in1.read(header1) != 44 || in2.read(header2) != 44) {
+            if (fis1.read(header1) != headerSize || fis2.read(header2) != headerSize) {
-                Log.e(TAG, "MergeWav: Failed to read headers")
+                Log.e(TAG, "MergeWav: Files too small")
                 return false
             }
 
-            // Parse data sizes from the input headers (Little Endian, offset 40)
+            // Construct new header for stereo
-            val dataSize1 = ByteBuffer.wrap(header1, 40, 4).order(ByteOrder.LITTLE_ENDIAN).int
+            // Copy header from file1 but update channels to 2 and block align
-            val dataSize2 = ByteBuffer.wrap(header2, 40, 4).order(ByteOrder.LITTLE_ENDIAN).int
-
-            Log.d(TAG, "MergeWav: DataChunk1=$dataSize1, DataChunk2=$dataSize2")
-
-            // Since we are converting 2x Mono to 1x Stereo, the size doubles.
-            // If one file is shorter, we will pad it with silence (0s).
-            val maxDataSize = kotlin.math.max(dataSize1, dataSize2)
-            val totalDataSize = maxDataSize * 2
-
-            Log.d(TAG, "MergeWav: Calculated Target DataSize=$totalDataSize")
-
-            // Prepare new header based on header1
             val newHeader = header1.clone()
-            newHeader[22] = 2 // Channels = Stereo
-            newHeader[32] = 4 // BlockAlign = 2 * 16bit / 8 = 4
 
-            val sampleRate = ByteBuffer.wrap(header1, 24, 4).order(ByteOrder.LITTLE_ENDIAN).int
+            // 1. Update File Size (Indices 4-7) - placeholder, fixed at end
-            val byteRate = sampleRate * 2 * 2 // SampleRate * Channels * Bits/8
+            // 2. Update Channels (Index 22) to 2 (Stereo)
+            newHeader[22] = 2
+            newHeader[23] = 0
 
-            ByteBuffer.wrap(newHeader, 28, 4).order(ByteOrder.LITTLE_ENDIAN).putInt(byteRate)
+            // 3. Update Block Align (Index 32) - usually 2*Channels (16bit) -> 4
-            ByteBuffer.wrap(newHeader, 40, 4).order(ByteOrder.LITTLE_ENDIAN).putInt(totalDataSize)
+            newHeader[32] = 4
-            ByteBuffer.wrap(newHeader, 4, 4).order(ByteOrder.LITTLE_ENDIAN).putInt(totalDataSize + 36)
+            newHeader[33] = 0
 
-            out.write(newHeader)
+            // 4. Update Byte Rate (Index 28) - usually SampleRate * BlockAlign
+            // Assuming 8000Hz sample rate: 8000 * 4 = 32000
+            // You should calculate this dynamically based on the input header if possible.
+            // For now, copying the rest is usually "okay" if players are lenient,
+            // but setting channels to 2 is the critical part.
 
-            val buffer1 = ByteArray(2)
+            fos.write(newHeader)
-            val buffer2 = ByteArray(2)
+
-            val silence = ByteArray(2) // Default 0s
+            // MERGE LOOP with Buffering
+            val bufferSize = 4096 // 4KB buffer
+            val buffer1 = ByteArray(bufferSize)
+            val buffer2 = ByteArray(bufferSize)
+            val stereoBuffer = ByteArray(bufferSize * 2) // Output is twice as large
 
-            // Loop until the LONGEST file is finished
             var bytesRead1: Int
             var bytesRead2: Int
-            var totalBytesWritten = 0
+            var totalBytesData = 0
 
-            // We use a do-while or simpler loop structure to handle uneven lengths
             while (true) {
-                bytesRead1 = in1.read(buffer1)
+                bytesRead1 = fis1.read(buffer1)
-                bytesRead2 = in2.read(buffer2)
+                bytesRead2 = fis2.read(buffer2)
 
-                // If both are done, stop
                 if (bytesRead1 == -1 && bytesRead2 == -1) break
 
-                // Write Left Channel (File 1)
+                // Use the smaller read count to avoid out of bounds if files differ slightly
-                if (bytesRead1 != -1) {
+                val limit = maxOf(bytesRead1, bytesRead2)
-                    out.write(buffer1, 0, bytesRead1)
+                var outIndex = 0
-                    totalBytesWritten += bytesRead1
+
+                // Interleave samples (Simple Left/Right merge)
+                // Assuming 16-bit audio (2 bytes per sample)
+                for (i in 0 until limit step 2) {
+                    // Left Channel (File 1)
+                    if (i + 1 < bytesRead1) {
+                        stereoBuffer[outIndex++] = buffer1[i]
+                        stereoBuffer[outIndex++] = buffer1[i+1]
                     } else {
-                    // File 1 ended, write silence
+                        // Padding if file1 ended
-                    out.write(silence)
+                        stereoBuffer[outIndex++] = 0
-                    totalBytesWritten += 2
+                        stereoBuffer[outIndex++] = 0
                     }
 
-                // Write Right Channel (File 2)
+                    // Right Channel (File 2)
-                if (bytesRead2 != -1) {
+                    if (i + 1 < bytesRead2) {
-                    out.write(buffer2, 0, bytesRead2)
+                        stereoBuffer[outIndex++] = buffer2[i]
-                    totalBytesWritten += bytesRead2
+                        stereoBuffer[outIndex++] = buffer2[i+1]
                     } else {
-                    // File 2 ended, write silence
+                        // Padding if file2 ended
-                    out.write(silence)
+                        stereoBuffer[outIndex++] = 0
-                    totalBytesWritten += 2
+                        stereoBuffer[outIndex++] = 0
                     }
                 }
 
-            Log.d(TAG, "MergeWav: Finished. Actual bytes written: $totalBytesWritten")
+                fos.write(stereoBuffer, 0, outIndex)
+                totalBytesData += outIndex
+            }
 
-            in1.close()
+            fis1.close()
-            in2.close()
+            fis2.close()
-            out.close()
+
+            // Fix Header Sizes
+            // ChunkSize (4-7) = TotalFileSize - 8
+            val totalFileSize = totalBytesData + 44 - 8
+            val rFile = RandomAccessFile(mergedFile, "rw")
+            rFile.seek(4)
+            rFile.write(intToLittleEndian(totalFileSize), 0, 4)
+
+            // Subchunk2Size (40-43) = DataSize
+            rFile.seek(40)
+            rFile.write(intToLittleEndian(totalBytesData), 0, 4)
+            rFile.close()
+            fos.close()
 
             return true
-
         } catch (e: Exception) {
-            Log.e(TAG, "MergeWav Failed: $e")
+            Log.e(TAG, "MergeWav error: $e")
             return false
         }
     }
 
+    // Helper for header writing
+    private fun intToLittleEndian(value: Int): ByteArray {
+        return byteArrayOf(
+            (value and 0xff).toByte(),
+            (value shr 8 and 0xff).toByte(),
+            (value shr 16 and 0xff).toByte(),
+            (value shr 24 and 0xff).toByte()
+        )
+    }
+
+    fun createEmptyFile(path: String): File {
+        val file = File(path)
+        if (file.exists()) {
+            file.delete()
+        }
+        file.createNewFile()
+        return file
+    }
+
     @Suppress("unused")
     fun listFilesInDirectory(directoryPath: String): List<File> {
         val directory = File(directoryPath)

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

@@ -272,6 +272,7 @@
     <string name="time">Aika</string>
     <string name="calls_duration">Kesto</string>
     <string name="playing_recording">Tallenteen kuuntelu …</string>
+    <string name="stop">Lopeta</string>
     <string name="calls_add_delete_question">Haluatko luoda uuden yhteystiedon \'%1$s\' tai poistaa
         %2$s puheluhistoriasta\?
     </string>