feat : 막차시간 주기적으로 호출해서 비교하는 워크매니저 구현

Author: koreatlwls

presentation/src/main/java/com/stop/LastTimeCheckWorker.kt

@@ -0,0 +1,111 @@
+package com.stop
+
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.content.Context
+import androidx.core.app.NotificationCompat
+import androidx.hilt.work.HiltWorker
+import androidx.work.CoroutineWorker
+import androidx.work.ForegroundInfo
+import androidx.work.WorkManager
+import androidx.work.WorkerParameters
+import com.stop.domain.usecase.nearplace.GetNearPlacesUseCase
+import dagger.assisted.Assisted
+import dagger.assisted.AssistedInject
+import kotlinx.coroutines.delay
+
+@HiltWorker
+class LastTimeCheckWorker @AssistedInject constructor(
+    @Assisted context: Context,
+    @Assisted workerParameters: WorkerParameters,
+    private val getNearPlacesUseCase: GetNearPlacesUseCase
+) : CoroutineWorker(context, workerParameters) {
+
+    private val notificationManager =
+        context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
+
+    override suspend fun doWork(): Result {
+
+        setForeground(createForegroundInfo())
+        checkLastTransportTime()
+
+        return Result.success()
+    }
+
+    private fun createForegroundInfo(): ForegroundInfo {
+        val id = applicationContext.getString(R.string.notification_channel_id)
+        val title = applicationContext.getString(R.string.notification_title)
+        val cancel = applicationContext.getString(R.string.alarm_cancel_text)
+
+        val intent = WorkManager.getInstance(applicationContext)
+            .createCancelPendingIntent(getId())
+
+        createChannel(id)
+
+        val notification = NotificationCompat.Builder(applicationContext, id)
+            .setContentTitle(title)
+            .setTicker(title)
+            .setContentText(NOTIFICATION_CONTENT)
+            .setSmallIcon(R.mipmap.ic_bus)
+            .setOngoing(true) // 사용자가 지우지 못하도록 막음
+            .addAction(android.R.drawable.ic_delete, cancel, intent)
+            .build()
+
+        return ForegroundInfo(NOTIFICATION_ID, notification)
+    }
+
+    private fun createChannel(id: String) {
+        if (isMoreThanOreo()) {
+            if (notificationManager.getNotificationChannel(id) == null) {
+                val name = applicationContext.getString(R.string.notification_channel_name)
+                NotificationChannel(id, name, NotificationManager.IMPORTANCE_DEFAULT).apply {
+                    notificationManager.createNotificationChannel(this)
+                }
+            }
+        }
+    }
+
+    private suspend fun checkLastTransportTime() {
+        while (isStopped.not()) {
+            getNearPlacesUseCase.getNearPlaces(
+                "아남타워",
+                126.969652,
+                37.553836
+            )
+
+            val delayTime = getDelayTime("18:18:00")
+            if (delayTime == 0L) {
+                this.onStopped()
+            } else {
+                delay(delayTime)
+            }
+        }
+    }
+
+    private fun getDelayTime(lastTime: String): Long {
+        val fullLastTimeMillis = makeFullTime(lastTime).timeInMillis
+        val currentTimeMillis = System.currentTimeMillis()
+
+        return when (val diffTimeMillis =
+            if (fullLastTimeMillis > currentTimeMillis) fullLastTimeMillis - currentTimeMillis
+            else 0L
+        ) {
+            in THIRTY_MINUTES until Long.MAX_VALUE -> diffTimeMillis - THIRTY_MINUTES
+            in TWENTY_MINUTES until THIRTY_MINUTES -> FIVE_MINUTES
+            in TEN_MINUTES until TWENTY_MINUTES -> TWO_MINUTES
+            in 0 until TEN_MINUTES -> ONE_MINUTES
+            else -> 0
+        }
+    }
+
+    companion object {
+        const val NOTIFICATION_ID = 12
+        private const val NOTIFICATION_CONTENT = "막차 시간이 변경되는지 계속 추적중입니다."
+        private const val THIRTY_MINUTES = 1_800_000L
+        private const val TWENTY_MINUTES = 1_200_000L
+        private const val TEN_MINUTES = 600_000L
+        private const val FIVE_MINUTES = 300_000L
+        private const val TWO_MINUTES = 120_000L
+        private const val ONE_MINUTES = 60_000L
+    }
+}

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

@@ -44,4 +44,9 @@
     <string name="alarm_delete_text">알람 삭제</string>
     <string name="recent_search_text">최근기록</string>
     <string name="delete_recent_search_text">최근기록 삭제</string>
+
+    <string name="notification_channel_id">"notification_channel_id</string>
+    <string name="notification_channel_name">"notification_channel_name"</string>
+    <string name="notification_title">"막차 알림</string>
+    <string name="alarm_cancel_text">취소하기</string>
 </resources>