VIDCS-3882: ConnectionServices Kotlin sample

.github/workflows/build-basic-video-chat-connectionservice-kotlin.yml

@@ -0,0 +1,25 @@
+name: Build Basic-Video-Chat-ConnectionService-Kotlin
+
+on:
+  push:
+    branches: [main] # Just in case main was not up to date while merging PR
+  pull_request:
+    types: [opened, synchronize]
+
+jobs:
+  run:
+    continue-on-error: true
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+    steps:
+      - name: checkout
+        uses: actions/checkout@v2
+
+      - name: Set up JDK
+        uses: actions/setup-java@v1
+        with:
+          java-version: 17
+
+      - name: Build
+        run: cd Basic-Video-Chat-ConnectionService-Kotlin && ./gradlew app:assembleRelease && cd ..

.github/workflows/build-basic-video-chat-with-foregroundservices-java.yml

@@ -20,6 +20,7 @@ jobs:
         uses: actions/setup-java@v1
         with:
           java-version: 17
-
+      
       - name: Build
         run: cd Basic-Video-Chat-With-ForegroundServices-Java && ./gradlew app:assembleRelease && cd ..
+

Basic-Video-Chat-ConnectionService-Kotlin/.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/captures
+.externalNativeBuild
+.cxx
+local.properties
+app/build
+
+.settings/
+app/jniLibs/

Basic-Video-Chat-ConnectionService-Kotlin/app/.gitignore

@@ -0,0 +1 @@
+/build

Basic-Video-Chat-ConnectionService-Kotlin/app/build.gradle

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+plugins {
+    alias(libs.plugins.android.application)
+    alias(libs.plugins.kotlin.android)
+    alias(libs.plugins.kotlin.compose)
+    alias(libs.plugins.google.dagger.hilt)
+    alias(libs.plugins.ksp)
+}
+
+apply from: '../../commons.gradle'
+
+android {
+    namespace 'com.tokbox.sample.basicvideochatconnectionservice'
+    compileSdk 36
+
+    defaultConfig {
+        applicationId "com.tokbox.sample.basicvideochatconnectionservice"
+        minSdk 24
+        targetSdk 36
+        versionCode 1
+        versionName '1.0'
+        testInstrumentationRunner 'androidx.test.runner.AndroidJUnitRunner'
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+        }
+    }
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_11
+        targetCompatibility JavaVersion.VERSION_11
+    }
+
+    kotlinOptions {
+        jvmTarget = '11'
+    }
+
+    buildFeatures {
+        compose true
+    }
+}
+
+def extOpentokSdkVersion = ext.extOpentokSdkVersion
+
+dependencies {
+    implementation "com.opentok.android:opentok-android-sdk:${extOpentokSdkVersion}"
+
+    implementation(libs.androidx.core.ktx)
+    implementation(libs.androidx.lifecycle.runtime.ktx)
+    implementation(libs.androidx.activity.compose)
+    implementation(platform(libs.androidx.compose.bom))
+    implementation(libs.androidx.ui)
+    implementation(libs.androidx.ui.graphics)
+    implementation(libs.androidx.ui.tooling.preview)
+    implementation(libs.androidx.material3)
+    testImplementation(libs.junit)
+    androidTestImplementation(libs.androidx.junit)
+    androidTestImplementation(libs.androidx.espresso.core)
+    androidTestImplementation(platform(libs.androidx.compose.bom))
+    androidTestImplementation(libs.androidx.ui.test.junit4)
+    debugImplementation(libs.androidx.ui.tooling)
+    debugImplementation(libs.androidx.ui.test.manifest)
+
+    implementation(libs.hilt.android)
+    ksp(libs.hilt.compiler)
+}

Basic-Video-Chat-ConnectionService-Kotlin/app/src/main/AndroidManifest.xml

@@ -0,0 +1,73 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.tokbox.sample.basicvideochatconnectionservice">
+
+    <uses-permission android:name="android.permission.CAMERA" />
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.RECORD_AUDIO" />
+    <uses-permission android:name="android.permission.USE_FULL_SCREEN_INTENT" />
+    <uses-permission android:name="android.permission.WAKE_LOCK" />
+    <uses-permission android:name="android.permission.MODIFY_AUDIO_SETTINGS" />
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS"/>
+    <uses-permission android:name="android.permission.READ_PHONE_NUMBERS" />
+    <uses-permission android:name="android.permission.READ_PHONE_STATE" />
+    <uses-permission android:name="android.permission.CALL_PHONE" />
+    <uses-permission android:name="android.permission.MANAGE_OWN_CALLS" />
+    <uses-permission android:name="android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE_PHONE_CALL" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE_MICROPHONE" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE_CAMERA" />
+
+    <uses-feature android:name="android.hardware.camera" />
+    <uses-feature android:name="android.hardware.camera.autofocus" android:required="false" />
+    <uses-feature android:name="android.hardware.telephony" android:required="false" />
+
+    <application
+        android:name=".MyApp"
+        android:allowBackup="true"
+        android:dataExtractionRules="@xml/data_extraction_rules"
+        android:fullBackupContent="@xml/backup_rules"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.BasicVideoChatConnectionServiceKotlin">
+        <activity
+            android:name=".MainActivity"
+            android:exported="true"
+            android:theme="@style/Theme.BasicVideoChatConnectionServiceKotlin">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+
+        <meta-data
+            android:name="android.telecom.connectionService"
+            android:value="com.tokbox.sample.basicvideochatconnectionservice.connectionservice.VonageConnectionService">
+        </meta-data>
+
+        <service
+            android:name=".connectionservice.VonageConnectionService"
+            android:exported="true"
+            android:permission="android.permission.BIND_TELECOM_CONNECTION_SERVICE"
+            android:foregroundServiceType="microphone|camera">
+            <intent-filter>
+                <action android:name="android.telecom.ConnectionService" />
+            </intent-filter>
+        </service>
+
+        <receiver android:name=".CallActionReceiver"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="com.tokbox.sample.basicvideochatconnectionservice.ACTION_ANSWER_CALL" />
+                <action android:name="com.tokbox.sample.basicvideochatconnectionservice.ACTION_REJECT_CALL" />
+                <action android:name="com.tokbox.sample.basicvideochatconnectionservice.ACTION_END_CALL" />
+            </intent-filter>
+        </receiver>
+    </application>
+
+</manifest>

Basic-Video-Chat-ConnectionService-Kotlin/app/src/main/java/com/tokbox/sample/basicvideochatconnectionservice/Call.kt

@@ -0,0 +1,17 @@
+package com.tokbox.sample.basicvideochatconnectionservice
+
+data class Call(
+    val callID: Int,
+    val name: String,
+    val state: CallState
+)
+
+enum class CallState {
+    IDLE,
+    CONNECTING,
+    DIALING,
+    ANSWERING,
+    CONNECTED,
+    HOLDING,
+    DISCONNECTED
+}

Basic-Video-Chat-ConnectionService-Kotlin/app/src/main/java/com/tokbox/sample/basicvideochatconnectionservice/CallActionReceiver.kt

@@ -0,0 +1,63 @@
+package com.tokbox.sample.basicvideochatconnectionservice
+
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import android.util.Log
+import com.tokbox.sample.basicvideochatconnectionservice.connectionservice.VonageConnectionHolder
+
+class CallActionReceiver : BroadcastReceiver() {
+    override fun onReceive(context: Context, intent: Intent?) {
+        if (intent != null && intent.action != null) {
+            val action = intent.action
+            when (action) {
+                ACTION_ANSWER_CALL -> {
+                    Log.d(TAG, "Action: Answer call")
+                    answerCall()
+                }
+
+                ACTION_REJECT_CALL -> {
+                    Log.d(TAG, "Action: Reject call")
+                    rejectCall()
+                }
+
+                ACTION_END_CALL -> {
+                    Log.d(TAG, "Action: End call")
+                    endCall()
+                }
+
+                else -> Log.w(
+                    TAG,
+                    "Unknown action: $action"
+                )
+            }
+        }
+    }
+
+    private fun answerCall() {
+        VonageConnectionHolder.connection?.onAnswer()
+    }
+
+    private fun rejectCall() {
+        VonageConnectionHolder.connection?.onReject()
+    }
+
+    private fun endCall() {
+        VonageConnectionHolder.connection?.onDisconnect()
+    }
+
+    companion object {
+        private const val TAG = "CallActionReceiver"
+
+        const val ACTION_ANSWER_CALL: String =
+            "com.tokbox.sample.basicvideochatconnectionservice.ACTION_ANSWER_CALL"
+        const val ACTION_REJECT_CALL: String =
+            "com.tokbox.sample.basicvideochatconnectionservice.ACTION_REJECT_CALL"
+        const val ACTION_END_CALL: String =
+            "com.tokbox.sample.basicvideochatconnectionservice.ACTION_END_CALL"
+
+        const val ACTION_ANSWER_CALL_ID: Int = 2
+        const val ACTION_REJECT_CALL_ID: Int = 3
+        const val ACTION_END_CALL_ID: Int = 4
+    }
+}

Basic-Video-Chat-ConnectionService-Kotlin/app/src/main/java/com/tokbox/sample/basicvideochatconnectionservice/CallException.kt

@@ -0,0 +1,3 @@
+package com.tokbox.sample.basicvideochatconnectionservice
+
+class CallException(message: String, val code: Int = 0) : Exception(message)

Basic-Video-Chat-ConnectionService-Kotlin/app/src/main/java/com/tokbox/sample/basicvideochatconnectionservice/CallHolder.kt

@@ -0,0 +1,54 @@
+package com.tokbox.sample.basicvideochatconnectionservice
+
+import android.view.View
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.asStateFlow
+
+class CallHolder {
+    private val _callFlow = MutableStateFlow<Call?>(null)
+    val callFlow: Flow<Call?> = _callFlow.asStateFlow()
+
+    private val _callStateFlow = MutableStateFlow(CallState.IDLE)
+    val callStateFlow: Flow<CallState> = _callStateFlow.asStateFlow()
+
+    private val subscriberMap = mutableMapOf<String, View>()
+
+    private val _publisherViewFlow = MutableStateFlow<View?>(null)
+    val publisherViewFlow: Flow<View?> = _publisherViewFlow.asStateFlow()
+
+    private val _subscriberViewFlow = MutableStateFlow<List<View>>(emptyList())
+    val subscriberViewFlow: Flow<List<View>> = _subscriberViewFlow.asStateFlow()
+
+    fun setCall(call: Call?) {
+        _callFlow.value = call
+    }
+
+    fun updateCallState(state: CallState) {
+        _callStateFlow.value = state
+    }
+
+    fun setPublisherView(view: View?) {
+        _publisherViewFlow.value = view
+    }
+
+    fun addSubscriberView(streamId: String, view: View) {
+        subscriberMap[streamId] = view
+
+        _subscriberViewFlow.value = subscriberMap.values.toList()
+    }
+
+    fun removeSubscriberView(streamId: String) {
+        subscriberMap.remove(streamId)
+
+        _subscriberViewFlow.value = subscriberMap.values.toList()
+    }
+
+    fun clear() {
+        _callFlow.value = null
+        _callStateFlow.value = CallState.IDLE
+        subscriberMap.clear()
+        _publisherViewFlow.value = null
+        _subscriberViewFlow.value = emptyList()
+    }
+}