new: add iOS audio player

iosApp/iosApp.xcodeproj/project.pbxproj

@@ -11,7 +11,7 @@
 /* End PBXFileReference section */
 
 /* Begin PBXFileSystemSynchronizedBuildFileExceptionSet section */
-		95ABF2C8EE96D87C60CB4B62 /* PBXFileSystemSynchronizedBuildFileExceptionSet */ = {
+		95ABF2C8EE96D87C60CB4B62 /* Exceptions for "iosApp" folder in "iosApp" target */ = {
 			isa = PBXFileSystemSynchronizedBuildFileExceptionSet;
 			membershipExceptions = (
 				Info.plist,
@@ -24,7 +24,7 @@
 		89B7F8019E767C8CDD8E9E81 /* iosApp */ = {
 			isa = PBXFileSystemSynchronizedRootGroup;
 			exceptions = (
-				95ABF2C8EE96D87C60CB4B62 /* PBXFileSystemSynchronizedBuildFileExceptionSet */,
+				95ABF2C8EE96D87C60CB4B62 /* Exceptions for "iosApp" folder in "iosApp" target */,
 			);
 			path = iosApp;
 			sourceTree = "<group>";
@@ -269,7 +269,7 @@
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
 				DEVELOPMENT_ASSET_PATHS = "\"iosApp/Preview Content\"";
-				DEVELOPMENT_TEAM = "${TEAM_ID}";
+				DEVELOPMENT_TEAM = 492RZGQ5SU;
 				ENABLE_PREVIEWS = YES;
 				GENERATE_INFOPLIST_FILE = YES;
 				INFOPLIST_FILE = iosApp/Info.plist;

iosApp/iosApp/Info.plist

@@ -4,5 +4,9 @@
 <dict>
 	<key>CADisableMinimumFrameDurationOnPhone</key>
 	<true/>
+	<key>UIBackgroundModes</key>
+	<array>
+		<string>audio</string>
+	</array>
 </dict>
-</plist>
+</plist>

shared/src/androidMain/kotlin/fr/ajaury/gwenedeg/di/Modules.android.kt

@@ -1,10 +1,13 @@
 package fr.ajaury.gwenedeg.di
 
 import fr.ajaury.gwenedeg.player.AndroidAudioPlayer
+import fr.ajaury.gwenedeg.player.AndroidAudioSessionManager
 import fr.ajaury.gwenedeg.player.AudioPlayer
+import fr.ajaury.gwenedeg.player.AudioSessionManager
 import org.koin.core.module.Module
 import org.koin.dsl.module
 
 actual val platformModule: Module = module {
     single<AudioPlayer> { AndroidAudioPlayer(context = get()) }
+    single<AudioSessionManager> { AndroidAudioSessionManager() }
 }

shared/src/androidMain/kotlin/fr/ajaury/gwenedeg/player/AndroidAudioSessionManager.kt

@@ -0,0 +1,9 @@
+package fr.ajaury.gwenedeg.player
+
+class AndroidAudioSessionManager : AudioSessionManager {
+    override fun activate() {
+    }
+
+    override fun deactivate() {
+    }
+}

shared/src/commonMain/kotlin/fr/ajaury/gwenedeg/player/AudioSessionManager.kt

@@ -0,0 +1,10 @@
+package fr.ajaury.gwenedeg.player
+
+/**
+ * An Audio Session will allow to request Audio focus and declare our audio source to the system
+ */
+interface AudioSessionManager {
+    fun activate()
+
+    fun deactivate()
+}

shared/src/iosMain/kotlin/fr/ajaury/gwenedeg/di/Modules.ios.kt

@@ -1,6 +1,13 @@
 package fr.ajaury.gwenedeg.di
 
+import fr.ajaury.gwenedeg.player.AudioPlayer
+import fr.ajaury.gwenedeg.player.AudioSessionManager
+import fr.ajaury.gwenedeg.player.IosAudioPlayer
+import fr.ajaury.gwenedeg.player.IosAudioSessionManager
 import org.koin.core.module.Module
+import org.koin.dsl.module
 
-actual val platformModule: Module
-    get() = TODO("Not yet implemented")
+actual val platformModule: Module = module {
+    single<AudioPlayer> { IosAudioPlayer() }
+    single<AudioSessionManager> { IosAudioSessionManager() }
+}

shared/src/iosMain/kotlin/fr/ajaury/gwenedeg/player/IosAudioPlayer.kt

@@ -1,23 +1,39 @@
 package fr.ajaury.gwenedeg.player
 
+import gwenedeg.shared.generated.resources.Res
+import kotlinx.cinterop.ExperimentalForeignApi
+import platform.AVFoundation.AVPlayer
+import platform.AVFoundation.pause
+import platform.AVFoundation.play
+import platform.AVFoundation.replaceCurrentItemWithPlayerItem
+import platform.Foundation.NSURL
+
 class IosAudioPlayer : AudioPlayer {
-    override fun play(file: String) {
-        TODO("Not yet implemented")
+    private var player: AVPlayer? = null
+
+    @OptIn(ExperimentalForeignApi::class)
+    override fun load(filePath: String) {
+        val uri = Res.getUri(filePath)
+        val nsUrl = NSURL.URLWithString(uri) ?: error("Invalid audio URI: $uri")
+
+        player = AVPlayer(nsUrl)
+    }
+
+    override fun play() {
+        player?.play()
     }
 
     override fun pause() {
-        TODO("Not yet implemented")
+        player?.pause()
     }
 
     override fun stop() {
-        TODO("Not yet implemented")
+        player?.pause()
+        player?.replaceCurrentItemWithPlayerItem(null)
     }
 
     override fun release() {
-        TODO("Not yet implemented")
-    }
-
-    override fun load(file: String) {
-        TODO("Not yet implemented")
+        player?.pause()
+        player = null
     }
 }

shared/src/iosMain/kotlin/fr/ajaury/gwenedeg/player/IosAudioSessionManager.kt

@@ -0,0 +1,35 @@
+package fr.ajaury.gwenedeg.player
+
+import kotlinx.cinterop.ExperimentalForeignApi
+import platform.AVFAudio.AVAudioSession
+import platform.AVFAudio.AVAudioSessionCategoryOptionDuckOthers
+import platform.AVFAudio.AVAudioSessionCategoryPlayback
+import platform.AVFAudio.AVAudioSessionModeSpokenAudio
+import platform.AVFAudio.setActive
+
+class IosAudioSessionManager : AudioSessionManager {
+    private val session = AVAudioSession.sharedInstance()
+
+    @OptIn(ExperimentalForeignApi::class)
+    override fun activate() {
+        session.setCategory(
+            category = AVAudioSessionCategoryPlayback,
+            mode = AVAudioSessionModeSpokenAudio,
+            options = AVAudioSessionCategoryOptionDuckOthers,
+            error = null,
+        )
+
+        session.setActive(
+            active = true,
+            error = null,
+        )
+    }
+
+    @OptIn(ExperimentalForeignApi::class)
+    override fun deactivate() {
+        session.setActive(
+            false,
+            error = null,
+        )
+    }
+}