接入离线推送（FCM）

implementation "com.tencent.timpush:timpush:latest.release"
implementation "com.tencent.timpush:fcm:latest.release"

buildscript {
    dependencies {
        classpath 'com.google.gms:google-services:4.3.15'
    }
}

apply plugin: 'com.google.gms.google-services'

applicationId 'com.****.callkit'

import android.content.BroadcastReceiver
import android.content.Context
import android.content.Intent
import android.content.IntentFilter
import android.os.Bundle
import androidx.localbroadcastmanager.content.LocalBroadcastManager

class PushWakeupReceiver : BroadcastReceiver() {
    override fun onReceive(context: Context?, intent: Intent?) {
        if (intent?.action == "TIMPush.BROADCAST_IM_LOGIN_AFTER_APP_WAKEUP") {
            val bundle = intent.getExtras()
            // 2.执行自动登录
            // autoLogin()
        }
    }
}

class MainActivity : AppCompatActivity() {
    private val wakeupReceiver = PushWakeupReceiver()
    private var callListener: CallListener? = null

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        // 1.监听应用唤醒广播
        observeAppWakeup()
    }
    
    private fun observeAppWakeup() {
        val filter = IntentFilter("TIMPush.BROADCAST_IM_LOGIN_AFTER_APP_WAKEUP")
        LocalBroadcastManager.getInstance(this).registerReceiver(wakeupReceiver, filter)
    }
}

import android.app.Notification
import android.app.NotificationChannel
import android.app.NotificationManager
import android.content.Context
import android.content.Intent
import android.os.Build
import android.widget.RemoteViews
import androidx.core.app.NotificationCompat

class IncomingCallNotificationManager(private val context: Context) {
    private val channelId = "incoming_call_channel"
    private val channelName = "来电通知"
    private val notificationId = 1001
    private var remoteViews: RemoteViews? = null
    private val notificationManager: NotificationManager =
        context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager

    init {
        // 1.创建通知渠道
        createNotificationChannel()
    }
    
    private fun createNotificationChannel() {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
            val channel = NotificationChannel(
                channelId,              // 渠道 ID（唯一标识）
                "来电通知",              // 渠道名称（用户可见）
                NotificationManager.IMPORTANCE_HIGH  // 重要性：高优先级
            ).apply {
                description = "显示来电通知"  // 渠道描述（用户可见）
                enableLights(true)          // 启用通知灯
                enableVibration(true)       // 启用震动
                setShowBadge(false)         // 不显示角标
            }
            notificationManager.createNotificationChannel(channel)
        }
    }
    
    // 2. 显示自定义来电通知的 UI 样式
    fun showIncomingCallNotification(
        callerName: String,
        callerAvatar: Int?, // Bitmap 或 Int (资源 ID)
        isVideoCall: Boolean
    ) {
        // RemoteViews 用于在通知中显示自定义的布局
        remoteViews = RemoteViews(context.packageName, R.layout.incoming_call_notification)
        // 设置来电者姓名
        remoteViews?.setTextViewText(R.id.tv_caller_name, callerName)
        // 设置通话类型描述（视频通话 或 语音通话）
        remoteViews?.setTextViewText(R.id.tv_call_desc, if (isVideoCall) "视频通话" else "语音通话")
        // 设置通话类型图标
        val callTypeIcon = if (isVideoCall) {R.drawable.ic_video_call} else {R.drawable.ic_audio_call}
        remoteViews?.setImageViewResource(R.id.img_call_type, callTypeIcon)
        // 设置呼叫用户头像
        remoteViews?.setImageViewResource(R.id.img_avatar, callerAvatar)
        
        // 创建通知对象
        val notification = NotificationCompat.Builder(context, channelId)
            .setSmallIcon(R.drawable.ic_notification_small)  // 状态栏显示的小图标
            .setContent(remoteViews)                         // 设置自定义布局
            .setCustomContentView(remoteViews)               // 标准视图（通知栏收起时）
            .setCustomBigContentView(remoteViews)            // 展开视图（通知栏展开时）
            .setOngoing(true)                                // 持续通知（用户无法滑动删除）
            .setAutoCancel(true)                             // 点击后自动取消
            .setCategory(NotificationCompat.CATEGORY_CALL)   // 分类为通话通知
            .setVisibility(NotificationCompat.VISIBILITY_PUBLIC) // 锁屏时可见
            .setTimeoutAfter(60000)                          // 60秒后自动取消
            .build()
        notificationManager.notify(notificationId, notification)
    }
}

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:orientation="horizontal"
    android:padding="16dp"
    android:background="#FFFFFF"
    android:gravity="center_vertical">

    <!-- 用户头像 -->
    <ImageView
        android:id="@+id/img_avatar"
        android:layout_width="56dp"
        android:layout_height="56dp"
        android:layout_gravity="center_vertical"
        android:scaleType="centerCrop"
        android:src="@drawable/callview_ic_avatar"
        android:background="@drawable/avatar_background" />

    <!-- 用户信息和描述 -->
    <LinearLayout
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_weight="1"
        android:layout_gravity="center_vertical"
        android:layout_marginStart="16dp"
        android:orientation="vertical">

        <TextView
            android:id="@+id/tv_caller_name"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textSize="18sp"
            android:textStyle="bold"
            android:textColor="#212121"
            android:maxLines="1"
            android:ellipsize="end"
            android:text="来电" />

        <LinearLayout
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginTop="6dp"
            android:orientation="horizontal"
            android:gravity="center_vertical">

            <ImageView
                android:id="@+id/img_call_type"
                android:layout_width="16dp"
                android:layout_height="16dp"
                android:src="@drawable/ic_audio_call" />

            <TextView
                android:id="@+id/tv_call_desc"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginStart="6dp"
                android:textSize="14sp"
                android:textColor="#757575"
                android:text="语音通话" />
        </LinearLayout>
    </LinearLayout>
</LinearLayout>
  

class MainActivity : AppCompatActivity() {
    private val wakeupReceiver = PushWakeupReceiver()
    private var callListener: CallListener? = null

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        // 1.监听来电事件
        observeCallReceived()
    }
    
    private fun observeCallReceived() {
        callListener = object : CallListener() {
            override fun onCallReceived(callId: String, mediaType: CallMediaType, userData: String) {
                super.onCallReceived(callId, mediaType, userData)
                // 2.显示来电通知
                showIncomingCallNotification(mediaType)  
            }
        }
        callListener?.let { CallStore.shared.addListener(it) }
    }
    
    private fun showIncomingCallNotification(mediaType: CallMediaType) {
        try {
            val callerName = CallStore.shared.observerState.activeCall.value.inviterId
            val notificationManager = IncomingCallNotificationManager(this)
            notificationManager.showIncomingCallNotification(
                callerName = callerName,
                callerAvatar = R.drawable.callview_ic_avatar,
                isVideoCall = mediaType == CallMediaType.Video
            )
        } catch (e: Exception) {
        }
    }
}