Call onDone after the voice from bakery is finished #102

Author: DeweyReed

app-base/src/main/java/xyz/aprildown/timer/app/base/media/MediaMetadataUtils.kt

@@ -0,0 +1,52 @@
+package xyz.aprildown.timer.app.base.media
+
+import android.content.ContentResolver
+import android.content.Context
+import android.media.MediaMetadataRetriever
+import android.net.Uri
+import android.os.Build
+import androidx.core.net.toFile
+import java.io.File
+
+private fun <T> withMediaMetadataRetriever(
+    setDataSource: MediaMetadataRetriever.() -> Unit,
+    block: (retriever: MediaMetadataRetriever) -> T?
+): T? {
+    var retriever: MediaMetadataRetriever? = null
+    return try {
+        retriever = MediaMetadataRetriever()
+        setDataSource(retriever)
+        block(retriever)
+    } catch (_: Throwable) {
+        // Ignore
+        null
+    } finally {
+        try {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+                retriever?.close()
+            } else {
+                retriever?.release()
+            }
+        } catch (_: Throwable) {
+            // Ignore
+        }
+    }
+}
+
+private fun retrieveMediaDuration(setDataSource: MediaMetadataRetriever.() -> Unit): Long {
+    return withMediaMetadataRetriever(setDataSource = setDataSource) { retriever ->
+        retriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_DURATION)
+            ?.toLongOrNull() ?: 0L
+    } ?: 0L
+}
+
+fun File.getMediaDuration(): Long {
+    return retrieveMediaDuration(setDataSource = { setDataSource(canonicalPath) })
+}
+
+fun Uri.getMediaDuration(context: Context): Long {
+    if (scheme == ContentResolver.SCHEME_FILE) return toFile().getMediaDuration()
+    return retrieveMediaDuration(
+        setDataSource = { setDataSource(context, this@getMediaDuration) }
+    )
+}

component-tts/src/main/java/com/github/deweyreed/timer/component/tts/TtsSpeaker.kt

@@ -13,6 +13,7 @@ import androidx.core.content.getSystemService
 import androidx.core.net.toUri
 import androidx.core.os.bundleOf
 import androidx.core.os.postDelayed
+import com.github.deweyreed.timer.component.tts.TtsSpeaker.onDone
 import com.github.deweyreed.tools.anko.longToast
 import com.github.deweyreed.tools.helper.HandlerHelper
 import kotlinx.coroutines.Dispatchers
@@ -25,6 +26,7 @@ import xyz.aprildown.timer.app.base.data.PreferenceData.storedAudioTypeValue
 import xyz.aprildown.timer.app.base.data.PreferenceData.useBakedCount
 import xyz.aprildown.timer.app.base.media.AudioFocusManager
 import xyz.aprildown.timer.app.base.media.RingtonePreviewKlaxon
+import xyz.aprildown.timer.app.base.media.getMediaDuration
 import xyz.aprildown.timer.domain.utils.fireAndForget
 import xyz.aprildown.tools.helper.safeSharedPreference
 import java.io.File
@@ -232,15 +234,11 @@ private class WelcomingTextToSpeech(
         tts.setOnUtteranceProgressListener(
             object : UtteranceProgressListener() {
                 override fun onStart(utteranceId: String?) {
-                    HandlerHelper.runOnUiThread {
-                        listener.onStart()
-                    }
+                    HandlerHelper.runOnUiThread(listener::onStart)
                 }
 
                 override fun onDone(utteranceId: String?) {
-                    HandlerHelper.runOnUiThread {
-                        listener.onDone()
-                    }
+                    HandlerHelper.runOnUiThread(listener::onDone)
                 }
 
                 @Suppress("OVERRIDE_DEPRECATION")
@@ -312,6 +310,12 @@ private class WelcomingTextToSpeech(
                 )
 
                 listener.onStart()
+
+                HandlerHelper.postDelayed(
+                    speechUri.getMediaDuration(application) + 100L,
+                    listener::onDone
+                )
+
                 return@fireAndForget
             }
 
@@ -336,10 +340,12 @@ private class WelcomingTextToSpeech(
 
     fun stop() {
         textToSpeech.stop()
+        HandlerHelper.remove(listener::onDone)
     }
 
     fun shutdown() {
         textToSpeech.shutdown()
+        HandlerHelper.remove(listener::onDone)
     }
 }