From 63198c316e722246900026ddaf09ece5f30ab251 Mon Sep 17 00:00:00 2001
From: Myzel394 <50424412+Myzel394@users.noreply.github.com>
Date: Sat, 25 Nov 2023 14:30:34 +0100
Subject: [PATCH] feat: Add poc

---
 app/build.gradle                              |  11 ++
 app/src/main/AndroidManifest.xml              |   8 ++
 .../myzel394/alibi/services/VideoService.kt   | 111 ++++++++++++++++++
 .../java/app/myzel394/alibi/ui/Navigation.kt  |   6 +-
 .../app/myzel394/alibi/ui/screens/POCVideo.kt |  21 ++++
 5 files changed, 153 insertions(+), 4 deletions(-)
 create mode 100644 app/src/main/java/app/myzel394/alibi/services/VideoService.kt
 create mode 100644 app/src/main/java/app/myzel394/alibi/ui/screens/POCVideo.kt

diff --git a/app/build.gradle b/app/build.gradle
index df77255..8f5b385 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -79,6 +79,7 @@ android {
     buildFeatures {
         compose true
         buildConfig = true
+        viewBinding = true
     }
     composeOptions {
         kotlinCompilerExtensionVersion '1.5.1'
@@ -103,6 +104,7 @@ dependencies {
     implementation "androidx.compose.material:material-icons-extended:1.5.4"
     implementation 'androidx.appcompat:appcompat:1.6.1'
     implementation 'androidx.documentfile:documentfile:1.0.1'
+    implementation 'androidx.lifecycle:lifecycle-service:2.6.2'
     testImplementation 'junit:junit:4.13.2'
     androidTestImplementation 'androidx.test.ext:junit:1.1.5'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.1'
@@ -131,4 +133,13 @@ dependencies {
     implementation 'com.maxkeppeler.sheets-compose-dialogs:input:1.2.0'
 
     implementation 'androidx.activity:activity-ktx:1.8.1'
+
+    def camerax_version = "1.3.0"
+    implementation "androidx.camera:camera-core:${camerax_version}"
+    implementation "androidx.camera:camera-camera2:${camerax_version}"
+    implementation "androidx.camera:camera-lifecycle:${camerax_version}"
+    implementation "androidx.camera:camera-video:${camerax_version}"
+
+    implementation "androidx.camera:camera-view:${camerax_version}"
+    implementation "androidx.camera:camera-extensions:${camerax_version}"
 }
\ No newline at end of file
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 8f67b7c..c0254e2 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -13,6 +13,9 @@
 
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE_MICROPHONE" />
 
+    <uses-permission android:name="android.permission.CAMERA" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE_CAMERA" />
+
     <application
         android:name=".UpdateSettingsApp"
         android:allowBackup="true"
@@ -23,6 +26,7 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/Theme.Alibi"
+        android:hardwareAccelerated="true"
         tools:targetApi="31">
         <activity
             android:name=".MainActivity"
@@ -43,9 +47,13 @@
                 <category android:name="android.intent.category.DEFAULT" />
             </intent-filter>
         </receiver>
+
         <service
             android:name=".services.AudioRecorderService"
             android:foregroundServiceType="microphone" />
+        <service
+            android:name=".services.VideoService"
+            android:foregroundServiceType="camera" />
 
         <!-- Change locale for Android <= 12 -->
         <service
diff --git a/app/src/main/java/app/myzel394/alibi/services/VideoService.kt b/app/src/main/java/app/myzel394/alibi/services/VideoService.kt
new file mode 100644
index 0000000..6e23094
--- /dev/null
+++ b/app/src/main/java/app/myzel394/alibi/services/VideoService.kt
@@ -0,0 +1,111 @@
+package app.myzel394.alibi.services
+
+import android.annotation.SuppressLint
+import android.content.ContentValues
+import android.content.pm.ServiceInfo
+import android.graphics.SurfaceTexture
+import android.hardware.Camera
+import android.os.Build
+import android.provider.MediaStore
+import android.view.Surface
+import android.view.TextureView
+import android.view.ViewGroup
+import androidx.camera.core.CameraProvider
+import androidx.camera.core.CameraSelector
+import androidx.camera.core.Preview
+import androidx.camera.core.Preview.SurfaceProvider
+import androidx.camera.lifecycle.ProcessCameraProvider
+import androidx.camera.video.MediaStoreOutputOptions
+import androidx.camera.video.Quality
+import androidx.camera.video.QualitySelector
+import androidx.camera.video.Recorder
+import androidx.camera.video.VideoCapture.withOutput
+import androidx.camera.video.VideoRecordEvent
+import androidx.core.app.NotificationCompat
+import androidx.core.app.ServiceCompat
+import androidx.core.content.ContextCompat
+import androidx.lifecycle.LifecycleService
+import app.myzel394.alibi.NotificationHelper
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.SupervisorJob
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.launch
+
+class VideoService : LifecycleService() {
+    private var job = SupervisorJob()
+    private var scope = CoroutineScope(Dispatchers.IO + job)
+
+    private fun createMediaStoreOutputOptions(): MediaStoreOutputOptions {
+        val name = "CameraX-recording.mp4"
+        val contentValues = ContentValues().apply {
+            put(MediaStore.Video.Media.DISPLAY_NAME, name)
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+                put(MediaStore.MediaColumns.RELATIVE_PATH, "DCIM/Recorded Videos")
+            }
+        }
+        return MediaStoreOutputOptions.Builder(
+            contentResolver,
+            MediaStore.Video.Media.EXTERNAL_CONTENT_URI
+        )
+            .setContentValues(contentValues)
+            .build()
+    }
+
+    @SuppressLint("MissingPermission")
+    override fun onCreate() {
+        super.onCreate()
+
+        val notification = NotificationCompat.Builder(
+            this,
+            NotificationHelper.RECORDER_CHANNEL_ID
+        ).setContentTitle("Video Recorder")
+            .setContentText("Recording video")
+            .setSmallIcon(android.R.drawable.ic_media_play)
+            .build()
+
+        ServiceCompat.startForeground(
+            this,
+            NotificationHelper.RECORDER_CHANNEL_NOTIFICATION_ID,
+            notification,
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+                ServiceInfo.FOREGROUND_SERVICE_TYPE_CAMERA
+            } else {
+                0
+            },
+        )
+
+        val cameraProviderFuture = ProcessCameraProvider.getInstance(this)
+        cameraProviderFuture.addListener({
+            // Used to bind the lifecycle of cameras to the lifecycle owner
+            val cameraProvider = cameraProviderFuture.get()
+            val recorder = Recorder.Builder()
+                .setQualitySelector(QualitySelector.from(Quality.HIGHEST))
+                .build()
+            val videoCapture = withOutput(recorder)
+            // Select back camera as a default
+            val cameraSelector = CameraSelector.DEFAULT_BACK_CAMERA
+
+            // Unbind use cases before rebinding
+            cameraProvider?.unbindAll()
+            // Bind use cases to camera
+            cameraProvider?.bindToLifecycle(this@VideoService, cameraSelector, videoCapture)
+
+            val options = createMediaStoreOutputOptions()
+
+            val recording = videoCapture.output.prepareRecording(this@VideoService, options)
+                .withAudioEnabled()
+
+            val result = recording.start(ContextCompat.getMainExecutor(this@VideoService), {})
+
+            scope.launch {
+                delay(15000)
+
+                result.stop()
+
+                cameraProvider.unbindAll()
+                stopSelf()
+            }
+        }, ContextCompat.getMainExecutor(this))
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/app/myzel394/alibi/ui/Navigation.kt b/app/src/main/java/app/myzel394/alibi/ui/Navigation.kt
index 985e79d..09384ad 100644
--- a/app/src/main/java/app/myzel394/alibi/ui/Navigation.kt
+++ b/app/src/main/java/app/myzel394/alibi/ui/Navigation.kt
@@ -24,6 +24,7 @@ import app.myzel394.alibi.ui.models.AudioRecorderModel
 import app.myzel394.alibi.ui.screens.AboutScreen
 import app.myzel394.alibi.ui.screens.AudioRecorderScreen
 import app.myzel394.alibi.ui.screens.CustomRecordingNotificationsScreen
+import app.myzel394.alibi.ui.screens.POCVideo
 import app.myzel394.alibi.ui.screens.SettingsScreen
 import app.myzel394.alibi.ui.screens.WelcomeScreen
 
@@ -70,10 +71,7 @@ fun Navigation(
                 scaleOut(targetScale = SCALE_IN) + fadeOut(tween(durationMillis = 150))
             }
         ) {
-            AudioRecorderScreen(
-                navController = navController,
-                audioRecorder = audioRecorder,
-            )
+            POCVideo()
         }
         composable(
             Screen.Settings.route,
diff --git a/app/src/main/java/app/myzel394/alibi/ui/screens/POCVideo.kt b/app/src/main/java/app/myzel394/alibi/ui/screens/POCVideo.kt
new file mode 100644
index 0000000..75b0f20
--- /dev/null
+++ b/app/src/main/java/app/myzel394/alibi/ui/screens/POCVideo.kt
@@ -0,0 +1,21 @@
+package app.myzel394.alibi.ui.screens
+
+import android.content.Intent
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.ui.platform.LocalContext
+import androidx.core.content.ContextCompat
+import app.myzel394.alibi.services.VideoService
+
+@Composable
+fun POCVideo() {
+    val context = LocalContext.current
+
+    LaunchedEffect(Unit) {
+        val intent = Intent(context, VideoService::class.java)
+        ContextCompat.startForegroundService(context, intent)
+    }
+
+    Text(text = "POCVideo")
+}
\ No newline at end of file