Final Final fix for extension notifation + badge

Using coroutine for notifcation job
Now setting a badge beside extension in drawer to signify updates, this is updated every hour or when the api is hit

app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferencesHelper.kt

@@ -201,6 +201,10 @@ class PreferencesHelper(val context: Context) {
 
     fun refreshCoversToo() = rxPrefs.getBoolean(Keys.refreshCoversToo, true)
 
+    fun extensionUpdatesCount() = rxPrefs.getInteger("ext_updates_count", 0)
+
+    fun lastExtCheck() = rxPrefs.getLong("last_ext_check", 0)
+
     fun upgradeFilters() {
         val filterDl = rxPrefs.getBoolean(Keys.filterDownloaded, false).getOrDefault()
         val filterUn = rxPrefs.getBoolean(Keys.filterUnread, false).getOrDefault()

app/src/main/java/eu/kanade/tachiyomi/extension/ExtensionManager.kt

@@ -161,7 +161,7 @@ class ExtensionManager(
     private fun updatedInstalledExtensionsStatuses(availableExtensions: List<Extension.Available>) {
         val mutInstalledExtensions = installedExtensions.toMutableList()
         var changed = false
-
+        var hasUpdateCount = 0
         for ((index, installedExt) in mutInstalledExtensions.withIndex()) {
             val pkgName = installedExt.pkgName
             val availableExt = availableExtensions.find { it.pkgName == pkgName }
@@ -175,6 +175,7 @@ class ExtensionManager(
                 val hasUpdate = availableExt.versionCode > installedExt.versionCode
                 if (installedExt.hasUpdate != hasUpdate) {
                     mutInstalledExtensions[index] = installedExt.copy(hasUpdate = hasUpdate)
+                    hasUpdateCount++
                     changed = true
                 }
             }
@@ -182,6 +183,7 @@ class ExtensionManager(
         if (changed) {
             installedExtensions = mutInstalledExtensions
         }
+        preferences.extensionUpdatesCount().set(installedExtensions.count { it.hasUpdate })
     }
 
     /**
@@ -312,10 +314,12 @@ class ExtensionManager(
 
         override fun onExtensionInstalled(extension: Extension.Installed) {
             registerNewExtension(extension.withUpdateCheck())
+            preferences.extensionUpdatesCount().set(installedExtensions.count { it.hasUpdate })
         }
 
         override fun onExtensionUpdated(extension: Extension.Installed) {
             registerUpdatedExtension(extension.withUpdateCheck())
+            preferences.extensionUpdatesCount().set(installedExtensions.count { it.hasUpdate })
         }
 
         override fun onExtensionUntrusted(extension: Extension.Untrusted) {
@@ -324,6 +328,7 @@ class ExtensionManager(
 
         override fun onPackageUninstalled(pkgName: String) {
             unregisterExtension(pkgName)
+            preferences.extensionUpdatesCount().set(installedExtensions.count { it.hasUpdate })
         }
     }
 

app/src/main/java/eu/kanade/tachiyomi/extension/ExtensionUpdateJob.kt

@@ -1,6 +1,7 @@
 package eu.kanade.tachiyomi.extension
 
 
+import android.content.Context
 import androidx.core.app.NotificationCompat
 import androidx.core.app.NotificationManagerCompat
 import androidx.core.content.ContextCompat
@@ -10,61 +11,55 @@ import com.evernote.android.job.JobRequest
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.notification.NotificationReceiver
 import eu.kanade.tachiyomi.data.notification.Notifications
+import eu.kanade.tachiyomi.data.preference.PreferencesHelper
+import eu.kanade.tachiyomi.data.preference.getOrDefault
+import eu.kanade.tachiyomi.extension.api.ExtensionGithubApi
 import eu.kanade.tachiyomi.util.notification
-import rx.Observable
-import rx.android.schedulers.AndroidSchedulers
-import rx.schedulers.Schedulers
-import timber.log.Timber
-import uy.kohesive.injekt.Injekt
-import uy.kohesive.injekt.api.get
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.launch
+import uy.kohesive.injekt.injectLazy
+import java.lang.Exception
+import java.util.Date
 import java.util.concurrent.TimeUnit
 
 class ExtensionUpdateJob : Job() {
 
     override fun onRunJob(params: Params): Result {
-        val extensionManager: ExtensionManager = Injekt.get()
-        extensionManager.findAvailableExtensions()
-
-            extensionManager.getInstalledExtensionsObservable().map { list ->
-                val pendingUpdates = list.filter { it.hasUpdate }
-                if (pendingUpdates.isNotEmpty()) {
-                    val names = pendingUpdates.map { it.name }
-                    NotificationManagerCompat.from(context).apply {
-                        notify(Notifications.ID_UPDATES_TO_EXTS,
-                            context.notification(Notifications.CHANNEL_UPDATES_TO_EXTS) {
-                                setContentTitle(
-                                    context.resources.getQuantityString(
-                                        R.plurals.update_check_notification_ext_updates, names
-                                            .size, names.size
-                                    )
+        GlobalScope.launch(Dispatchers.IO) {
+            val pendingUpdates = ExtensionGithubApi().checkforUpdates(context)
+            if (pendingUpdates.isNotEmpty()) {
+                val names = pendingUpdates.map { it.name }
+                val preferences: PreferencesHelper by injectLazy()
+                preferences.extensionUpdatesCount().set(pendingUpdates.size)
+                NotificationManagerCompat.from(context).apply {
+                    notify(Notifications.ID_UPDATES_TO_EXTS,
+                        context.notification(Notifications.CHANNEL_UPDATES_TO_EXTS) {
+                            setContentTitle(
+                                context.resources.getQuantityString(
+                                    R.plurals.update_check_notification_ext_updates, names
+                                        .size, names.size
                                 )
-                                val extNames = if (names.size > 5) {
-                                    "${names.take(4).joinToString(", ")}, " + context.getString(
-                                        R.string.notification_and_n_more, (names.size - 4)
-                                    )
-                                } else names.joinToString(", ")
-                                setContentText(extNames)
-                                setStyle(NotificationCompat.BigTextStyle().bigText(extNames))
-                                setSmallIcon(R.drawable.ic_extension_update)
-                                color = ContextCompat.getColor(context, R.color.colorAccentLight)
-                                setContentIntent(
-                                    NotificationReceiver.openExtensionsPendingActivity(
-                                        context
-                                    )
+                            )
+                            val extNames = if (names.size > 5) {
+                                "${names.take(4).joinToString(", ")}, " + context.getString(
+                                    R.string.notification_and_n_more, (names.size - 4)
                                 )
-                                setAutoCancel(true)
-                            })
-                    }
+                            } else names.joinToString(", ")
+                            setContentText(extNames)
+                            setStyle(NotificationCompat.BigTextStyle().bigText(extNames))
+                            setSmallIcon(R.drawable.ic_extension_update)
+                            color = ContextCompat.getColor(context, R.color.colorAccentLight)
+                            setContentIntent(
+                                NotificationReceiver.openExtensionsPendingActivity(
+                                    context
+                                )
+                            )
+                            setAutoCancel(true)
+                        })
                 }
-                Result.SUCCESS
-            }.take(1)
-            .observeOn(AndroidSchedulers.mainThread())
-            .subscribeOn(Schedulers.io())
-            .subscribe({
-            }, {
-                Timber.e(it)
-            }, {
-            })
+            }
+        }
         return Result.SUCCESS
     }
 

app/src/main/java/eu/kanade/tachiyomi/extension/api/ExtensionGithubApi.kt

@@ -1,18 +1,26 @@
 package eu.kanade.tachiyomi.extension.api
 
+import android.content.Context
 import com.github.salomonbrys.kotson.fromJson
 import com.github.salomonbrys.kotson.get
 import com.github.salomonbrys.kotson.int
 import com.github.salomonbrys.kotson.string
 import com.google.gson.Gson
 import com.google.gson.JsonArray
+import eu.kanade.tachiyomi.extension.ExtensionManager
 import eu.kanade.tachiyomi.extension.model.Extension
+import eu.kanade.tachiyomi.extension.model.LoadResult
+import eu.kanade.tachiyomi.extension.util.ExtensionLoader
 import eu.kanade.tachiyomi.network.GET
 import eu.kanade.tachiyomi.network.NetworkHelper
 import eu.kanade.tachiyomi.network.asObservableSuccess
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.withContext
 import okhttp3.Response
 import rx.Observable
 import uy.kohesive.injekt.injectLazy
+import java.lang.Exception
 
 internal class ExtensionGithubApi {
 
@@ -31,6 +39,35 @@ internal class ExtensionGithubApi {
                 .map(::parseResponse)
     }
 
+    suspend fun checkforUpdates(context: Context): List<Extension.Installed> {
+        return withContext(Dispatchers.IO) {
+            val call = GET("$repoUrl/index.json")
+            val response = client.newCall(call).execute()
+
+            if (response.isSuccessful) {
+                val extensions = parseResponse(response)
+                val extensionsWithUpdate = mutableListOf<Extension.Installed>()
+
+                val installedExtensions = ExtensionLoader.loadExtensions(context)
+                    .filterIsInstance<LoadResult.Success>()
+                    .map { it.extension }
+                val mutInstalledExtensions = installedExtensions.toMutableList()
+                for (installedExt in mutInstalledExtensions) {
+                    val pkgName = installedExt.pkgName
+                    val availableExt = extensions.find { it.pkgName == pkgName } ?: continue
+
+                    val hasUpdate = availableExt.versionCode > installedExt.versionCode
+                    if (hasUpdate) extensionsWithUpdate.add(installedExt)
+                }
+
+                extensionsWithUpdate
+            } else {
+                response.close()
+                throw Exception("Failed to get extensions")
+            }
+        }
+    }
+
     private fun parseResponse(response: Response): List<Extension.Available> {
         val text = response.body?.use { it.string() } ?: return emptyList()
 

app/src/main/java/eu/kanade/tachiyomi/extension/util/ExtensionInstaller.kt

@@ -82,7 +82,9 @@ internal class ExtensionInstaller(private val context: Context) {
                 // Always notify on main thread
                 .observeOn(AndroidSchedulers.mainThread())
                 // Always remove the download when unsubscribed
-                .doOnUnsubscribe { deleteDownload(pkgName) }
+                .doOnUnsubscribe {
+                    deleteDownload(pkgName)
+                }
     }
 
     /**

app/src/main/java/eu/kanade/tachiyomi/ui/main/MainActivity.kt

@@ -7,6 +7,7 @@ import android.content.res.Configuration
 import android.content.res.Resources
 import android.graphics.Color
 import android.graphics.Rect
+import android.graphics.Typeface
 import android.os.Build
 import android.os.Bundle
 import android.view.MotionEvent
@@ -15,6 +16,7 @@ import android.view.ViewGroup
 import android.webkit.WebView
 import android.widget.FrameLayout
 import android.widget.LinearLayout
+import android.widget.TextView
 import androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM
 import androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_NO
 import androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_YES
@@ -34,6 +36,7 @@ import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.notification.NotificationReceiver
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import eu.kanade.tachiyomi.data.preference.getOrDefault
+import eu.kanade.tachiyomi.extension.api.ExtensionGithubApi
 import eu.kanade.tachiyomi.ui.base.activity.BaseActivity
 import eu.kanade.tachiyomi.ui.base.controller.DialogController
 import eu.kanade.tachiyomi.ui.base.controller.NoToolbarElevationController
@@ -51,6 +54,7 @@ import eu.kanade.tachiyomi.ui.recently_read.RecentlyReadController
 import eu.kanade.tachiyomi.ui.setting.SettingsMainController
 import eu.kanade.tachiyomi.util.doOnApplyWindowInsets
 import eu.kanade.tachiyomi.util.getResourceColor
+import eu.kanade.tachiyomi.util.gone
 import eu.kanade.tachiyomi.util.launchUI
 import eu.kanade.tachiyomi.util.marginBottom
 import eu.kanade.tachiyomi.util.marginTop
@@ -58,11 +62,16 @@ import eu.kanade.tachiyomi.util.openInBrowser
 import eu.kanade.tachiyomi.util.updateLayoutParams
 import eu.kanade.tachiyomi.util.updatePadding
 import eu.kanade.tachiyomi.util.updatePaddingRelative
+import eu.kanade.tachiyomi.util.visible
 import kotlinx.android.synthetic.main.main_activity.*
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.GlobalScope
 import kotlinx.coroutines.delay
+import kotlinx.coroutines.launch
 import timber.log.Timber
 import uy.kohesive.injekt.injectLazy
 import java.util.Date
+import java.util.concurrent.TimeUnit
 
 class MainActivity : BaseActivity() {
 
@@ -276,10 +285,32 @@ class MainActivity : BaseActivity() {
                 ChangelogDialogController().showDialog(router)
             }
         }
+        preferences.extensionUpdatesCount().asObservable().subscribe {
+            setExtensionsBadge()
+        }
+        setExtensionsBadge()
+    }
+
+    fun setExtensionsBadge() {
+
+        val extUpdateText: TextView = nav_view.menu.findItem(
+            R.id.nav_drawer_extensions
+        )?.actionView as? TextView ?: return
+
+        val updates = preferences.extensionUpdatesCount().getOrDefault()
+        if (updates > 0) {
+            extUpdateText.text = updates.toString()
+            extUpdateText.visible()
+        }
+        else {
+            extUpdateText.text = null
+            extUpdateText.gone()
+        }
     }
 
     override fun onResume() {
         super.onResume()
+        getExtensionUpdates()
         val useBiometrics = preferences.useBiometrics().getOrDefault()
         if (useBiometrics && BiometricManager.from(this)
                 .canAuthenticate() == BiometricManager.BIOMETRIC_SUCCESS) {
@@ -294,6 +325,21 @@ class MainActivity : BaseActivity() {
             preferences.useBiometrics().set(false)
     }
 
+
+    private fun getExtensionUpdates() {
+        if (Date().time >= preferences.lastExtCheck().getOrDefault() +
+            TimeUnit.HOURS.toMillis(1)) {
+            GlobalScope.launch(Dispatchers.IO) {
+                val preferences: PreferencesHelper by injectLazy()
+                try {
+                    val pendingUpdates = ExtensionGithubApi().checkforUpdates(this@MainActivity)
+                    preferences.extensionUpdatesCount().set(pendingUpdates.size)
+                    preferences.lastExtCheck().set(Date().time)
+                } catch (e: java.lang.Exception) { }
+            }
+        }
+    }
+
     override fun onNewIntent(intent: Intent) {
         if (!handleIntentAction(intent)) {
             super.onNewIntent(intent)

app/src/main/res/drawable/round_textview_background.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <corners android:radius="13dp"/>
+    <size
+        android:height="25dp"
+        android:width="25dp" />
+    <solid android:color="@color/drawerPrimary"/>
+</shape>

app/src/main/res/layout/menu_counter.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TextView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="wrap_content"
+    android:layout_height="match_parent"
+    android:gravity="center"
+    android:textAppearance="@style/TextAppearance.AppCompat.Body2"
+    android:background="@drawable/round_textview_background"
+    android:textColor="#FFFFFF"
+    android:layout_marginTop="12dp"
+    android:layout_marginBottom="12dp"
+    android:textStyle="bold"
+    android:layout_marginStart="12dp"
+    android:paddingStart="4dp"
+    android:paddingEnd="4dp"/>

app/src/main/res/menu/menu_navigation.xml

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
-<menu xmlns:android="http://schemas.android.com/apk/res/android">
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
     <group android:id="@+id/group_feature"
            android:checkableBehavior="single">
         <item
@@ -22,6 +23,7 @@
         <item
             android:id="@+id/nav_drawer_extensions"
             android:icon="@drawable/ic_extension_black_24dp"
+            app:actionLayout="@layout/menu_counter"
             android:title="@string/label_extensions"/>
         <item
             android:id="@+id/nav_drawer_downloads"

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

@@ -566,6 +566,7 @@
         <item quantity="other">For %d titles</item>
     </plurals>
     <string name="notification_and_n_more">and %1$d more chapters.</string>
+    <string name="notification_and_n_more_ext">and %1$d more extensions.</string>
     <string name="notification_cover_update_failed">Failed to update cover</string>
     <string name="notification_first_add_to_library">Please add the manga to your library before doing this</string>
     <string name="notification_not_connected_to_ac_title">Sync canceled</string>