Implement upload notifications

app/src/main/java/me/profiluefter/profinote/NavigationDeepLinkProvider.kt

@@ -0,0 +1,29 @@
+package me.profiluefter.profinote
+
+import android.app.PendingIntent
+import android.content.Context
+import androidx.navigation.NavDeepLinkBuilder
+import dagger.Binds
+import dagger.Module
+import dagger.hilt.InstallIn
+import dagger.hilt.android.qualifiers.ApplicationContext
+import dagger.hilt.components.SingletonComponent
+import me.profiluefter.profinote.activities.NoteDetailsFragmentArgs
+import me.profiluefter.profinote.data.DeepLinkProvider
+import me.profiluefter.profinote.data.entities.Note
+import javax.inject.Inject
+
+class NavigationDeepLinkProvider @Inject constructor(@ApplicationContext private val context: Context) : DeepLinkProvider {
+    override fun deepLinkToNote(note: Note): PendingIntent = NavDeepLinkBuilder(context)
+        .setGraph(R.navigation.nav_graph)
+        .setDestination(R.id.noteDetailsFragment)
+        .setArguments(NoteDetailsFragmentArgs(note).toBundle())
+        .createPendingIntent()
+}
+
+@Module
+@InstallIn(SingletonComponent::class)
+interface NavigationDeepLinkProviderBinding {
+    @Binds
+    fun navigationDeepLinkProvider(provider: NavigationDeepLinkProvider): DeepLinkProvider
+}

data-lib/build.gradle

@@ -59,4 +59,7 @@ dependencies {
     api "androidx.room:room-runtime:$room_version"
     implementation "androidx.room:room-ktx:$room_version"
     kapt "androidx.room:room-compiler:$room_version"
+
+    // Notifications
+    implementation 'androidx.core:core-ktx:1.3.2'
 }

data-lib/src/main/java/me/profiluefter/profinote/data/DeepLinkProvider.kt

@@ -0,0 +1,8 @@
+package me.profiluefter.profinote.data
+
+import android.app.PendingIntent
+import me.profiluefter.profinote.data.entities.Note
+
+interface DeepLinkProvider {
+    fun deepLinkToNote(note: Note): PendingIntent
+}

data-lib/src/main/java/me/profiluefter/profinote/data/NotesRepository.kt

@@ -1,9 +1,15 @@
 package me.profiluefter.profinote.data
 
+import android.app.NotificationChannel
+import android.app.NotificationManager
 import android.content.Context
 import android.net.ConnectivityManager
 import android.net.NetworkCapabilities.*
+import android.os.Build
+import android.preference.PreferenceManager
 import android.util.Log
+import androidx.core.app.NotificationCompat
+import androidx.core.content.getSystemService
 import androidx.lifecycle.LiveData
 import androidx.lifecycle.map
 import androidx.lifecycle.switchMap
@@ -17,11 +23,14 @@ import me.profiluefter.profinote.data.remote.NotesAPI
 import java.time.LocalDateTime
 import javax.inject.Inject
 import javax.inject.Provider
+import kotlin.random.Random
+import kotlin.random.nextInt
 
 class NotesRepository @Inject constructor(
     private val remote: NotesAPI,
     private val local: NotesDatabase,
     private val credentials: Provider<Credentials>,
+    private val deepLinkProvider: DeepLinkProvider,
     @ApplicationContext private val context: Context
 ) {
     private val username: String
@@ -31,6 +40,10 @@ class NotesRepository @Inject constructor(
 
     private val logTag = "NotesRepository"
 
+    private val notificationManager by lazy { context.getSystemService<NotificationManager>()!! }
+
+    private val sharedPreferences by lazy { PreferenceManager.getDefaultSharedPreferences(context) }
+
     fun getListLive(localID: Int): LiveData<TodoList> =
         local.listDao().getByLocalIDLive(localID).switchMap { list ->
             local.todoDao().getByListIDLive(localID).map { todos ->
@@ -180,6 +193,8 @@ class NotesRepository @Inject constructor(
     }
 
     private suspend fun synchronizeTodos() {
+        createUploadNotificationChannel()
+
         val localTodos = local.todoDao().getAll()
 
         val (deleteTodos, remainingLocal) =
@@ -195,8 +210,12 @@ class NotesRepository @Inject constructor(
         Log.d(logTag, "Uploading ${uploadTodos.size} todos")
         uploadTodos.forEach {
             val (_, newID) = remote.newTodo(it, username, password)
+            // New item uploaded, showing notification
+            showUploadNotification(it)
             local.todoDao().changeID(it.localID, newID)
         }
+        if(uploadTodos.isNotEmpty())
+            showUploadParentNotification()
 
         val remainingTodos = local.todoDao().getAll()
 
@@ -249,6 +268,56 @@ class NotesRepository @Inject constructor(
         local.todoDao().update(localEdits)
     }
 
+    private fun createUploadNotificationChannel() {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            notificationManager.createNotificationChannel(
+                NotificationChannel(
+                    context.getString(R.string.notification_upload_channel_id),
+                    context.getString(R.string.notification_upload_channel_name),
+                    NotificationManager.IMPORTANCE_LOW
+                )
+            )
+        }
+    }
+
+    private fun showUploadNotification(it: RawTodo) {
+        if(!sharedPreferences.getBoolean("upload_notification", true)) return
+
+        val notification =
+            NotificationCompat.Builder(context, context.getString(R.string.notification_upload_channel_id))
+                .setSmallIcon(R.drawable.baseline_task_24)
+                .setContentTitle(it.title)
+                .setContentText(it.description)
+                .setStyle(NotificationCompat.BigTextStyle().bigText(it.description))
+                .setPriority(NotificationCompat.PRIORITY_LOW)
+                .setGroup(context.getString(R.string.notification_upload_group_id))
+                .setContentIntent(deepLinkProvider.deepLinkToNote(Note.from(it)))
+                .build()
+        notificationManager.notify(
+            Random.nextInt(Integer.MIN_VALUE..Integer.MAX_VALUE),
+            notification
+        )
+    }
+
+    private fun showUploadParentNotification() {
+        if(!sharedPreferences.getBoolean("upload_notification", true)) return
+
+        val notification = NotificationCompat.Builder(context, context.getString(R.string.notification_upload_channel_id))
+            .setSmallIcon(R.drawable.baseline_task_24)
+            .setContentTitle(context.getString(R.string.notification_upload_title))
+            .setContentText(context.getString(R.string.notification_upload_description))
+            .setPriority(NotificationCompat.PRIORITY_LOW)
+            .setGroup(context.getString(R.string.notification_upload_group_id))
+            .setGroupSummary(true)
+            .setStyle(NotificationCompat.InboxStyle()
+                .setSummaryText(context.getString(R.string.notification_upload_description)))
+            .build()
+        notificationManager.notify(
+            Random.nextInt(Integer.MIN_VALUE..Integer.MAX_VALUE),
+            notification
+        )
+    }
+
     private fun isNetworkAvailable(): Boolean =
         context.getSystemService(ConnectivityManager::class.java).run {
             getNetworkCapabilities(activeNetwork)?.run {

data-lib/src/main/res/drawable/baseline_task_20.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="20dp"
+    android:height="20dp"
+    android:viewportWidth="20"
+    android:viewportHeight="20"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M12,2H5.5C4.67,2 4,2.67 4,3.5v13C4,17.33 4.67,18 5.5,18h9c0.83,0 1.5,-0.67 1.5,-1.5V6L12,2zM9.15,15l-2.83,-2.83l1.13,-1.13l1.7,1.7l3.47,-3.46l1.13,1.13L9.15,15zM11,7V3l4,4H11z"/>
+</vector>

data-lib/src/main/res/drawable/baseline_task_24.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M14,2H6C4.9,2 4.01,2.9 4.01,4L4,20c0,1.1 0.89,2 1.99,2H18c1.1,0 2,-0.9 2,-2V8L14,2zM10.94,18L7.4,14.46l1.41,-1.41l2.12,2.12l4.24,-4.24l1.41,1.41L10.94,18zM13,9V3.5L18.5,9H13z"/>
+</vector>

data-lib/src/main/res/drawable/ic_baseline_task_24.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M14,2H6C4.9,2 4.01,2.9 4.01,4L4,20c0,1.1 0.89,2 1.99,2H18c1.1,0 2,-0.9 2,-2V8L14,2zM10.94,18L7.4,14.46l1.41,-1.41l2.12,2.12l4.24,-4.24l1.41,1.41L10.94,18zM13,9V3.5L18.5,9H13z"/>
+</vector>

data-lib/src/main/res/values/strings.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="notification_upload_channel_id">upload</string>
+    <string name="notification_upload_channel_name">Upload Notifications</string>
+    <string name="notification_upload_group_id">upload_notification_group</string>
+    <string name="notification_upload_title">Tasks uploaded</string>
+    <string name="notification_upload_description">The following tasks were uploaded</string>
+</resources>