부산대 Android_이창욱_6주차_과제_step2

README.md

@@ -8,13 +8,17 @@
 
 ![week6_1](https://github.com/user-attachments/assets/69e03c8f-851a-4d65-89fb-cb556d7b1d61)
 
-- 서비스 비활성화 상태 화면
+## 푸시 알림
 
-![splash_error](https://github.com/user-attachments/assets/692f95a0-077e-484d-b840-85036e72252f)
+앱 실행 중 알림               백그라운드 알림
 
-- 인증 에러시 화면
-
-![week4_1](https://github.com/user-attachments/assets/7c9bc6f0-c163-4058-83cc-1299120c7230)
+![week6_noti_fore](https://github.com/user-attachments/assets/ec18e78b-fe9e-490d-9a10-bc2f31aad907) ![week6_noti_back](https://github.com/user-attachments/assets/ae65f018-877d-438e-8067-ce8296d4c00b)
+
+## 에러 화면
+
+서비스 비활성화 상태 화면          인증 에러시 화면
+
+![splash_error](https://github.com/user-attachments/assets/692f95a0-077e-484d-b840-85036e72252f) ![week4_1](https://github.com/user-attachments/assets/7c9bc6f0-c163-4058-83cc-1299120c7230)
 
 ## flow chart
 

app/src/main/AndroidManifest.xml

@@ -37,6 +37,15 @@
         <activity
             android:name=".ui.search.SearchActivity"
             android:exported="true" />
+
+        <service
+            android:name=".data.network.service.MapFirebaseMessagingService"
+            android:exported="false">
+            <intent-filter>
+                <action android:name="com.google.firebase.MESSAGING_EVENT" />
+            </intent-filter>
+        </service>
+
     </application>
 
 </manifest>

app/src/main/java/campus/tech/kakao/map/data/network/service/MapFirebaseMessagingService.kt

@@ -0,0 +1,86 @@
+package campus.tech.kakao.map.data.network.service
+
+import android.app.Notification
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.app.PendingIntent
+import android.content.Context
+import android.content.Intent
+import android.util.Log
+import androidx.core.app.NotificationCompat
+import campus.tech.kakao.map.R
+import campus.tech.kakao.map.ui.splash.SplashActivity
+import com.google.firebase.messaging.FirebaseMessaging
+import com.google.firebase.messaging.FirebaseMessagingService
+import com.google.firebase.messaging.RemoteMessage
+
+class MapFirebaseMessagingService : FirebaseMessagingService() {
+    private lateinit var notificationManager: NotificationManager
+    private val TAG = "FirebaseService"
+
+    override fun onNewToken(token: String) {
+        Log.d(TAG, "Refreshed token: $token")
+    }
+
+    override fun onMessageReceived(remoteMessage: RemoteMessage) {
+        sendNotification(remoteMessage)
+    }
+
+    private fun sendNotification(remoteMessage: RemoteMessage) {
+        notificationManager = getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
+        createNotificationChannel()
+        val pendingIntent = createPendingIntent()
+        val notification = buildNotification(remoteMessage, pendingIntent)
+
+        notificationManager.notify(NOTIFICATION_ID, notification)
+    }
+
+    private fun buildNotification(remoteMessage: RemoteMessage, pendingIntent: PendingIntent): Notification {
+        return NotificationCompat.Builder(
+            this,
+            CHANNEL_ID,
+        )
+            .setSmallIcon(R.drawable.ic_kakaomap)
+            .setContentTitle("[포그라운드 알림] ${remoteMessage.notification?.body}")
+            .setContentText(getString(R.string.notification_content))
+            .setPriority(NotificationCompat.PRIORITY_DEFAULT)
+            .setContentIntent(pendingIntent)
+            .setStyle(
+                NotificationCompat.BigTextStyle()
+                    .bigText(getString(R.string.notification_big_text)),
+            )
+            .setAutoCancel(true)
+            .build()
+    }
+
+    private fun createPendingIntent(): PendingIntent {
+        val intent = Intent(this, SplashActivity::class.java).apply {
+            flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK
+        }
+        return PendingIntent.getActivity(this, 0, intent, PendingIntent.FLAG_IMMUTABLE)
+    }
+
+    private fun createNotificationChannel() {
+        val descriptionText = getString(R.string.fcm_channel_description)
+        val channel = NotificationChannel(
+            CHANNEL_ID,
+            CHANNEL_NAME,
+            NotificationManager.IMPORTANCE_DEFAULT,
+        ).apply {
+            description = descriptionText
+        }
+        notificationManager.createNotificationChannel(channel)
+    }
+
+    fun getFirebaseToken() {
+        FirebaseMessaging.getInstance().token.addOnSuccessListener {
+            Log.d(TAG, "token=$it")
+        }
+    }
+
+    companion object {
+        private const val NOTIFICATION_ID = 222222
+        private const val CHANNEL_ID = "main_default_channel"
+        private const val CHANNEL_NAME = "main channelName"
+    }
+}

app/src/main/java/campus/tech/kakao/map/ui/map/MapActivity.kt

@@ -1,15 +1,22 @@
 package campus.tech.kakao.map.ui.map
 
+import android.Manifest
 import android.content.Intent
+import android.content.pm.PackageManager
 import android.graphics.Color
+import android.net.Uri
 import android.os.Build
 import android.os.Bundle
+import android.provider.Settings
 import android.util.Log
 import androidx.activity.result.ActivityResult
 import androidx.activity.result.ActivityResultLauncher
+import androidx.activity.result.contract.ActivityResultContracts
 import androidx.activity.result.contract.ActivityResultContracts.StartActivityForResult
 import androidx.activity.viewModels
+import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.app.AppCompatActivity
+import androidx.core.content.ContextCompat
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.lifecycleScope
 import androidx.lifecycle.repeatOnLifecycle
@@ -40,6 +47,16 @@ class MapActivity : AppCompatActivity() {
     private lateinit var searchActivityResultLauncher: ActivityResultLauncher<Intent>
 
     private val locationViewModel: LocationViewModel by viewModels()
+    private val TAG = "MapActivity"
+    private val requestPermissionLauncher = registerForActivityResult(
+        ActivityResultContracts.RequestPermission(),
+    ) { isGranted: Boolean ->
+        if (isGranted) {
+            Log.i(TAG, getString(R.string.notification_permission_granted_log))
+        } else {
+            Log.i(TAG, getString(R.string.notification_permission_denied_log))
+        }
+    }
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -50,6 +67,7 @@ class MapActivity : AppCompatActivity() {
         startMapView()
         setSearchBoxClickListener()
         setSearchActivityResultLauncher()
+        askNotificationPermission()
     }
 
     /**
@@ -250,7 +268,7 @@ class MapActivity : AppCompatActivity() {
      * Kakao 지도 API 준비가 완료되었을 때 호출되는 로깅 함수.
      */
     private fun logMapReady() {
-        Log.d("MapActivity", "onMapReady called")
+        Log.d("MapActivity", getString(R.string.map_destroy_log))
     }
 
     @Override
@@ -283,4 +301,45 @@ class MapActivity : AppCompatActivity() {
             }
         }
     }
+
+    /**
+     * 알림 권한 요청 함수.
+     */
+    private fun askNotificationPermission() {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+            if (ContextCompat.checkSelfPermission(
+                    this,
+                    Manifest.permission.POST_NOTIFICATIONS,
+                ) == PackageManager.PERMISSION_GRANTED
+            ) {
+                Log.i(TAG, getString(R.string.notification_permission_already_granted))
+            } else if (shouldShowRequestPermissionRationale(Manifest.permission.POST_NOTIFICATIONS)) {
+                showNotificationPermissionDialog()
+            } else {
+                requestPermissionLauncher.launch(Manifest.permission.POST_NOTIFICATIONS)
+            }
+        }
+    }
+
+    /**
+     * 알림 권한 요청 이유를 설명하는 다이얼로그 표시 함수.
+     */
+    private fun showNotificationPermissionDialog() {
+        AlertDialog.Builder(this).apply {
+            setMessage(
+                getString(
+                    R.string.notification_permission_request_message,
+                    getString(R.string.app_name),
+                ),
+            )
+            setPositiveButton(getString(R.string.yes)) { _, _ ->
+                val intent = Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS)
+                val uri = Uri.fromParts("package", packageName, null)
+                intent.data = uri
+                startActivity(intent)
+            }
+            setNegativeButton(getString(R.string.deny_notification_permission)) { _, _ -> }
+            show()
+        }
+    }
 }

app/src/main/res/values/strings.xml

@@ -8,4 +8,17 @@
     <string name="bottom_sheet_place_name">부산대 컴공관</string>
     <string name="bottom_sheet_place_address">부산광역시 금정구 부산대학로 63번길 2</string>
     <string name="map_error_description">지도 인증을 실패했습니다.\n다시 시도해 주세요.</string>
+    <string name="yes">허용</string>
+    <string name="deny_notification_permission">허용 안함</string>
+    <string name="fcm_channel_description">fcm chennel description</string>
+    <string name="notification_content">앱이 실행중입니다.</string>
+    <string name="notification_big_text">앱이 실행 중일 때는 포그라운드 알림이 발생합니다.</string>
+    <string name="map_destroy_log">onMapDestroy called</string>
+    <string name="map_error_log">onMapError: %1$s</string>
+    <string name="map_ready_log">onMapReady called</string>
+    <string name="notification_permission_granted_log">알림 권한이 허용되었습니다. FCM SDK 및 앱에서 알림을 게시할 수 있습니다.</string>
+    <string name="notification_permission_denied_log">알림 권한이 거부되었습니다. 앱에서 알림을 표시하지 않습니다.</string>
+    <string name="notification_permission_already_granted">알림 권한이 이미 허용되어 있습니다.</string>
+    <string name="notification_permission_request_message">다양한 알림 소식을 받기 위해 권한을 허용하시겠어요?\n(알림 설정에서 %1$s의 알림 권한을 허용해주세요.)</string>
+
 </resources>