👻 Clean up services

app/src/main/AndroidManifest.xml

@@ -118,10 +118,6 @@
             </intent-filter>
         </activity>
 
-        <service
-            android:name=".service.BitmessageService"
-            android:description="@string/bitmessage_service_description"
-            android:exported="false" />
         <service
             android:name=".service.ProofOfWorkService"
             android:exported="false" />
@@ -154,6 +150,11 @@
             android:exported="true"
             android:permission="android.permission.BIND_JOB_SERVICE" />
 
+        <service
+            android:name=".service.CleanupService"
+            android:exported="true"
+            android:permission="android.permission.BIND_JOB_SERVICE" />
+
         <service
             android:name=".service.BatchProcessorService"
             android:exported="false" />

app/src/main/java/ch/dissem/apps/abit/notification/NetworkNotification.kt

@@ -25,7 +25,7 @@ import android.support.v4.app.NotificationCompat
 import ch.dissem.apps.abit.MainActivity
 import ch.dissem.apps.abit.R
 import ch.dissem.apps.abit.service.BitmessageIntentService
-import ch.dissem.apps.abit.service.BitmessageService
+import ch.dissem.apps.abit.service.NodeStartupService
 import java.util.*
 import kotlin.concurrent.fixedRateTimer
 
@@ -51,9 +51,9 @@ class NetworkNotification(ctx: Context) : AbstractNotification(ctx) {
 
     @SuppressLint("StringFormatMatches")
     private fun update(): Boolean {
-        val running = BitmessageService.isRunning
+        val running = NodeStartupService.isRunning
         builder.setOngoing(running)
-        val connections = BitmessageService.status.getProperty("network", "connections")
+        val connections = NodeStartupService.status.getProperty("network", "connections")
         if (!running) {
             builder.setSmallIcon(R.drawable.ic_notification_full_node_disconnected)
             builder.setContentText(ctx.getString(R.string.connection_info_disconnected))
@@ -112,7 +112,6 @@ class NetworkNotification(ctx: Context) : AbstractNotification(ctx) {
         timer = fixedRateTimer(initialDelay = 10000, period = 10000) {
             if (!update()) {
                 cancel()
-                ctx.stopService(Intent(ctx, BitmessageService::class.java))
             }
             super@NetworkNotification.show()
         }

app/src/main/java/ch/dissem/apps/abit/service/BitmessageService.kt

@@ -1,111 +0,0 @@
-/*
- * Copyright 2016 Christian Basler
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package ch.dissem.apps.abit.service
-
-import android.app.Service
-import android.content.BroadcastReceiver
-import android.content.Context
-import android.content.Intent
-import android.content.IntentFilter
-import android.net.ConnectivityManager
-import android.os.Handler
-import ch.dissem.apps.abit.notification.NetworkNotification
-import ch.dissem.apps.abit.util.preferences
-import ch.dissem.bitmessage.BitmessageContext
-import ch.dissem.bitmessage.utils.Property
-import org.jetbrains.anko.doAsync
-
-/**
- * Define a Service that returns an IBinder for the
- * sync adapter class, allowing the sync adapter framework to call
- * onPerformSync().
- */
-class BitmessageService : Service() {
-
-    private val bmc: BitmessageContext by lazy { Singleton.getBitmessageContext(this) }
-    private lateinit var notification: NetworkNotification
-
-    private val connectivityReceiver: BroadcastReceiver = object : BroadcastReceiver() {
-        override fun onReceive(context: Context, intent: Intent?) {
-            if (bmc.isRunning() && !preferences.connectionAllowed) {
-                bmc.shutdown()
-            }
-        }
-    }
-
-    private val cleanupHandler = Handler()
-    private val cleanupTask: Runnable = object : Runnable {
-        override fun run() {
-            bmc.cleanup()
-            if (isRunning) {
-                cleanupHandler.postDelayed(this, 24 * 60 * 60 * 1000L) // once a day
-            }
-        }
-    }
-
-    override fun onCreate() {
-        registerReceiver(
-            connectivityReceiver,
-            IntentFilter().apply {
-                addAction(ConnectivityManager.CONNECTIVITY_ACTION)
-                addAction(Intent.ACTION_BATTERY_CHANGED)
-            }
-        )
-        notification = NetworkNotification(this)
-        running = false
-    }
-
-    override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
-        if (!isRunning) {
-            running = true
-            notification.connecting()
-            if (!bmc.isRunning()) {
-                bmc.startup()
-            }
-            notification.show()
-            cleanupHandler.postDelayed(cleanupTask, 24 * 60 * 60 * 1000L)
-        }
-        return Service.START_STICKY
-    }
-
-    override fun onDestroy() {
-        if (bmc.isRunning()) {
-            bmc.shutdown()
-        }
-        running = false
-        notification.showShutdown()
-        cleanupHandler.removeCallbacks(cleanupTask)
-        doAsync {
-            bmc.cleanup()
-        }
-        unregisterReceiver(connectivityReceiver)
-        stopSelf()
-    }
-
-    override fun onBind(intent: Intent) = null
-
-    companion object {
-        @Volatile
-        private var running = false
-
-        val isRunning: Boolean
-            get() = running && Singleton.bitmessageContext?.isRunning() == true
-
-        val status: Property
-            get() = Singleton.bitmessageContext?.status() ?: Property("bitmessage context")
-    }
-}

app/src/main/java/ch/dissem/apps/abit/service/CleanupService.kt

@@ -0,0 +1,18 @@
+package ch.dissem.apps.abit.service
+
+import android.app.job.JobParameters
+import android.app.job.JobService
+import org.jetbrains.anko.doAsync
+
+class CleanupService : JobService() {
+
+    override fun onStartJob(params: JobParameters?): Boolean {
+        doAsync {
+            Singleton.getBitmessageContext(this@CleanupService).cleanup()
+            jobFinished(params, false)
+        }
+        return true
+    }
+
+    override fun onStopJob(params: JobParameters?) = false
+}

app/src/main/java/ch/dissem/apps/abit/service/NodeStartupService.kt

@@ -2,8 +2,17 @@ package ch.dissem.apps.abit.service
 
 import android.app.job.JobParameters
 import android.app.job.JobService
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import android.content.IntentFilter
+import android.net.ConnectivityManager
+import ch.dissem.apps.abit.notification.NetworkNotification
 import ch.dissem.apps.abit.util.network
 import ch.dissem.apps.abit.util.preferences
+import ch.dissem.bitmessage.BitmessageContext
+import ch.dissem.bitmessage.utils.Property
+import org.jetbrains.anko.doAsync
 
 /**
  * Starts the full node if
@@ -13,14 +22,55 @@ import ch.dissem.apps.abit.util.preferences
  * And stops it when the preconditions for the job (unmetered network) aren't met anymore.
  */
 class NodeStartupService : JobService() {
+    private val bmc: BitmessageContext by lazy { Singleton.getBitmessageContext(this) }
+
+    private lateinit var notification: NetworkNotification
+
+    private val connectivityReceiver: BroadcastReceiver = object : BroadcastReceiver() {
+        override fun onReceive(context: Context, intent: Intent?) {
+            if (bmc.isRunning() && !preferences.connectionAllowed) {
+                bmc.shutdown()
+            }
+        }
+    }
 
     override fun onStartJob(params: JobParameters?): Boolean {
         if (preferences.online) {
-            network.scheduleNodeStart()
+            registerReceiver(
+                connectivityReceiver,
+                IntentFilter().apply {
+                    addAction(ConnectivityManager.CONNECTIVITY_ACTION)
+                    addAction(Intent.ACTION_BATTERY_CHANGED)
+                }
+            )
+            notification = NetworkNotification(this)
+            NodeStartupService.running = false
+
+            if (!isRunning) {
+                running = true
+                notification.connecting()
+                if (!bmc.isRunning()) {
+                    bmc.startup()
+                }
+                notification.show()
+            }
         }
         return true
     }
 
+    override fun onDestroy() {
+        if (bmc.isRunning()) {
+            bmc.shutdown()
+        }
+        running = false
+        notification.showShutdown()
+        doAsync {
+            bmc.cleanup()
+        }
+        unregisterReceiver(connectivityReceiver)
+        stopSelf()
+    }
+
     /**
      * Don't actually stop the service, otherwise it will be stopped after 1 or 10 minutes
      * depending on Android version.
@@ -30,4 +80,14 @@ class NodeStartupService : JobService() {
         return false
     }
 
+    companion object {
+        @Volatile
+        private var running = false
+
+        val isRunning: Boolean
+            get() = running && Singleton.bitmessageContext?.isRunning() == true
+
+        val status: Property
+            get() = Singleton.bitmessageContext?.status() ?: Property("bitmessage context")
+    }
 }

app/src/main/java/ch/dissem/apps/abit/util/NetworkUtils.kt

@@ -8,14 +8,17 @@ import android.content.Context
 import android.content.Intent
 import android.os.Build
 import ch.dissem.apps.abit.dialog.FullNodeDialogActivity
-import ch.dissem.apps.abit.service.BitmessageService
+import ch.dissem.apps.abit.service.CleanupService
 import ch.dissem.apps.abit.service.NodeStartupService
 import java.lang.ref.WeakReference
+import java.util.concurrent.TimeUnit
 
 val Context.network get() = NetworkUtils.getInstance(this)
 
 class NetworkUtils internal constructor(private val ctx: Context) {
 
+    private val jobScheduler by lazy { ctx.getSystemService(Context.JOB_SCHEDULER_SERVICE) as JobScheduler }
+
     fun enableNode(ask: Boolean = true) {
         if (ask && !ctx.preferences.connectionAllowed) {
             // Ask for connection
@@ -31,13 +34,11 @@ class NetworkUtils internal constructor(private val ctx: Context) {
     }
 
     fun disableNode() {
-        ctx.stopService(Intent(ctx, BitmessageService::class.java))
+        jobScheduler.cancelAll()
     }
 
     fun scheduleNodeStart() {
-        val jobScheduler = ctx.getSystemService(Context.JOB_SCHEDULER_SERVICE) as JobScheduler
+        JobInfo.Builder(0, ComponentName(ctx, NodeStartupService::class.java)).let { builder ->
-        val serviceComponent = ComponentName(ctx, NodeStartupService::class.java)
-        val builder = JobInfo.Builder(0, serviceComponent)
             when {
                 ctx.preferences.wifiOnly ->
                     builder.setRequiredNetworkType(JobInfo.NETWORK_TYPE_UNMETERED)
@@ -48,9 +49,19 @@ class NetworkUtils internal constructor(private val ctx: Context) {
             }
             builder.setRequiresCharging(ctx.preferences.requireCharging)
             builder.setPersisted(true)
+
             jobScheduler.schedule(builder.build())
         }
 
+        JobInfo.Builder(1, ComponentName(ctx, CleanupService::class.java)).let { builder ->
+            builder.setPeriodic(TimeUnit.DAYS.toMillis(1))
+            builder.setRequiresDeviceIdle(true)
+            builder.setRequiresCharging(true)
+
+            jobScheduler.schedule(builder.build())
+        }
+    }
+
     companion object {
         private var instance: WeakReference<NetworkUtils>? = null