audio recorder

obs_flutter/obs/obs_demo/android/app/build.gradle

@@ -28,6 +28,11 @@ android {
     compileSdk = flutter.compileSdkVersion
     ndkVersion = flutter.ndkVersion
 
+    configurations {
+        implementation.exclude group: 'org.jetbrains.kotlin', module: 'kotlin-stdlib-jdk8'
+    }
+
+
     compileOptions {
         sourceCompatibility = JavaVersion.VERSION_1_8
         targetCompatibility = JavaVersion.VERSION_1_8

obs_flutter/obs/obs_demo/android/app/src/main/AndroidManifest.xml

@@ -1,4 +1,5 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
+<uses-permission android:name="android.permission.RECORD_AUDIO" />
     <application
         android:label="obs_demo"
         android:name="${applicationName}"

obs_flutter/obs/obs_demo/lib/audio_bubble.dart

@@ -0,0 +1,90 @@
+import 'package:flutter/material.dart';
+import 'package:audio_waveforms/audio_waveforms.dart';
+
+class AudioBubble extends StatelessWidget {
+  final String? recordedFilePath;
+  final RecorderController? recorderController;
+  final PlayerController? playerController;
+  final int currentPositionInSeconds;
+
+  const AudioBubble({
+    Key? key,
+    this.recordedFilePath,
+    this.recorderController,
+    this.playerController,
+    required this.currentPositionInSeconds,
+  }) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      padding: const EdgeInsets.all(10),
+      margin: const EdgeInsets.all(10),
+      decoration: BoxDecoration(
+        borderRadius: BorderRadius.circular(12),
+        color: const Color.fromARGB(255, 92, 91, 95),
+      ),
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.stretch,
+        mainAxisSize: MainAxisSize.min,
+        children: [
+          if (recordedFilePath != null && recorderController != null)
+            Column(
+              children: [
+                AudioWaveforms(
+                  enableGesture: true,
+                  size: Size(MediaQuery.of(context).size.width / 1.08, 80),
+                  recorderController: recorderController!,
+                  waveStyle: WaveStyle(
+                      waveColor: Colors.white,
+                      extendWaveform: true,
+                      showDurationLabel: true),
+                  decoration: BoxDecoration(
+                    borderRadius: BorderRadius.circular(12.0),
+                    color: const Color(0xFF1E1B26),
+                  ),
+                  padding: const EdgeInsets.only(left: 18),
+                  margin: const EdgeInsets.symmetric(horizontal: 15),
+                ),
+                SizedBox(height: 8),
+                // Text(
+                //   _formatDuration(Duration(seconds: currentPositionInSeconds)),
+                //   style: TextStyle(color: Colors.white),
+                // ),
+              ],
+            ),
+          if (recordedFilePath != null && playerController != null)
+            Column(
+              children: [
+                AudioFileWaveforms(
+                  size: Size(MediaQuery.of(context).size.width, 80),
+                  enableSeekGesture: true,
+                  waveformType: WaveformType.long,
+                  playerController: playerController!,
+                  playerWaveStyle: const PlayerWaveStyle(
+                    scaleFactor: 0.8,
+                    fixedWaveColor: Colors.white54,
+                    liveWaveColor: Colors.blueAccent,
+                    // spacing: 6,
+                    waveCap: StrokeCap.butt,
+                  ),
+                ),
+                SizedBox(height: 8),
+                // Text(
+                //   _formatDuration(Duration(seconds: currentPositionInSeconds)),
+                //   style: TextStyle(color: Colors.white),
+                // ),
+              ],
+            ),
+        ],
+      ),
+    );
+  }
+
+  String _formatDuration(Duration duration) {
+    String twoDigits(int n) => n.toString().padLeft(2, "0");
+    String twoDigitMinutes = twoDigits(duration.inMinutes.remainder(60));
+    String twoDigitSeconds = twoDigits(duration.inSeconds.remainder(60));
+    return "$twoDigitMinutes:$twoDigitSeconds";
+  }
+}