Z-Jais · Ziedelth · Aug 8, 2023
diff --git a/android/app/build.gradle b/android/app/build.gradle
@@ -82,4 +82,5 @@ flutter {
 
 dependencies {
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"
+    implementation 'androidx.constraintlayout:constraintlayout:2.1.0'
 }
diff --git a/android/app/src/main/AndroidManifest.xml b/android/app/src/main/AndroidManifest.xml
@@ -30,6 +30,14 @@
             </intent-filter>
         </activity>
 
+        <receiver android:name="HomeWidgetProvider" android:exported="false" android:label="Watchlist">
+            <intent-filter>
+                <action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
+            </intent-filter>
+            <meta-data android:name="android.appwidget.provider"
+                       android:resource="@xml/home_widget_provider" />
+        </receiver>
+
         <meta-data
                 android:name="com.google.android.gms.ads.APPLICATION_ID"
                 android:value="ca-app-pub-5658764393995798~7443712880"/>

diff --git a/android/app/src/main/kotlin/fr/ziedelth/jais/HomeWidgetProvider.kt b/android/app/src/main/kotlin/fr/ziedelth/jais/HomeWidgetProvider.kt
@@ -0,0 +1,74 @@
+package fr.ziedelth.jais
+
+import android.appwidget.AppWidgetManager
+import android.content.Context
+import android.content.SharedPreferences
+import android.graphics.BitmapFactory
+import android.net.Uri
+import android.view.View
+import android.widget.RemoteViews
+
+import es.antonborri.home_widget.HomeWidgetBackgroundIntent
+import es.antonborri.home_widget.HomeWidgetLaunchIntent
+import es.antonborri.home_widget.HomeWidgetProvider
+
+class HomeWidgetProvider : HomeWidgetProvider() {
+    override fun onUpdate(context: Context, appWidgetManager: AppWidgetManager, appWidgetIds: IntArray, widgetData: SharedPreferences) {
+        appWidgetIds.forEach { widgetId ->
+            val views = RemoteViews(context.packageName, R.layout.home_widget_layout).apply {
+                // Open App on Widget Click
+                val pendingIntent = HomeWidgetLaunchIntent.getActivity(
+                    context,
+                    MainActivity::class.java)
+                setOnClickPendingIntent(R.id.home_widget_container, pendingIntent)
+
+                // Show Images saved with `renderFlutterWidget`
+                val image1 = widgetData.getString("image0", null)
+
+                if (image1 != null) {
+                    setImageViewBitmap(R.id.widget_img1, BitmapFactory.decodeFile(image1))
+                    setViewVisibility(R.id.widget_img1, View.VISIBLE)
+                } else {
+                    setViewVisibility(R.id.widget_img1, View.GONE)
+                }
+
+                val image2 = widgetData.getString("image1", null)
+
+                if (image2 != null) {
+                    setImageViewBitmap(R.id.widget_img2, BitmapFactory.decodeFile(image2))
+                    setViewVisibility(R.id.widget_img2, View.VISIBLE)
+                } else {
+                    setViewVisibility(R.id.widget_img2, View.GONE)
+                }
+
+                val image3 = widgetData.getString("image2", null)
+
+                if (image3 != null) {
+                    setImageViewBitmap(R.id.widget_img3, BitmapFactory.decodeFile(image3))
+                    setViewVisibility(R.id.widget_img3, View.VISIBLE)
+                } else {
+                    setViewVisibility(R.id.widget_img3, View.GONE)
+                }
+
+                val image4 = widgetData.getString("image3", null)
+
+                if (image4 != null) {
+                    setImageViewBitmap(R.id.widget_img4, BitmapFactory.decodeFile(image4))
+                    setViewVisibility(R.id.widget_img4, View.VISIBLE)
+                } else {
+                    setViewVisibility(R.id.widget_img4, View.GONE)
+                }
+
+                // Nothing in your watchlist yet
+                if (image1 != null || image2 != null || image3 != null || image4 != null) {
+                    setViewVisibility(R.id.widget_nothing, View.GONE)
+                } else {
+                    setViewVisibility(R.id.widget_nothing, View.VISIBLE)
+                    setTextViewText(R.id.widget_nothing, "Nothing in your watchlist yet")
+                }
+            }
+
+            appWidgetManager.updateAppWidget(widgetId, views)
+        }
+    }
+}
diff --git a/android/app/src/main/res/drawable/home_widget_background.xml b/android/app/src/main/res/drawable/home_widget_background.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <solid android:color="?android:attr/colorBackground"/>
+    <corners android:radius="16dp"/>
+</shape>
diff --git a/android/app/src/main/res/layout/home_widget_layout.xml b/android/app/src/main/res/layout/home_widget_layout.xml
@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+              xmlns:tools="http://schemas.android.com/tools"
+              android:layout_width="match_parent"
+              android:layout_height="match_parent"
+              android:layout_margin="8dp"
+              android:orientation="horizontal"
+              android:background="@drawable/home_widget_background"
+              android:theme="@android:style/Theme.DeviceDefault.DayNight"
+              android:padding="8dp"
+              android:id="@+id/home_widget_container">
+
+    <ImageView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:id="@+id/widget_img1"
+            android:visibility="gone"/>
+
+    <ImageView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:id="@+id/widget_img2"
+            android:visibility="gone"/>
+
+    <ImageView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:id="@+id/widget_img3"
+            android:visibility="gone"/>
+
+    <ImageView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:id="@+id/widget_img4"
+            android:visibility="gone"/>
+
+    <TextView
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            tools:text="Nothing in your watchlist yet"
+            android:gravity="center"
+            android:id="@+id/widget_nothing"/>
+</LinearLayout>
diff --git a/android/app/src/main/res/xml/home_widget_provider.xml b/android/app/src/main/res/xml/home_widget_provider.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<appwidget-provider xmlns:android="http://schemas.android.com/apk/res/android"
+                    android:minWidth="80dp"
+                    android:minHeight="40dp"
+                    android:updatePeriodMillis="1800000"
+                    android:initialLayout="@layout/home_widget_layout"
+                    android:resizeMode="horizontal"
+                    android:widgetCategory="home_screen">
+</appwidget-provider>
diff --git a/lib/controllers/animes/missing_anime_controller.dart b/lib/controllers/animes/missing_anime_controller.dart
@@ -8,9 +8,10 @@ import 'package:jais/widgets/animes/missing_anime_widget.dart';
 
 class MissingAnimeController extends DataController<MissingAnime,
     MissingAnimeLoaderWidget, MissingAnimeWidget> with AbstractFilter {
-  MissingAnimeController({required super.notifyListenersCallback})
-      : super(
-          limit: 12,
+  MissingAnimeController({
+    required super.notifyListenersCallback,
+    super.limit = 12,
+  }) : super(
           loadingWidget: const MissingAnimeLoaderWidget(),
           fromJson: (json) => MissingAnime.fromJson(json),
           toWidget: (anime) => MissingAnimeWidget(missingAnime: anime),

diff --git a/lib/controllers/app_controller.dart b/lib/controllers/app_controller.dart
@@ -4,6 +4,7 @@ import 'package:flutter/foundation.dart';
 import 'package:http/http.dart';
 import 'package:jais/controllers/datas/collection_data_controller.dart';
 import 'package:jais/controllers/filter_controller.dart';
+import 'package:jais/controllers/home_widget_controller.dart';
 import 'package:jais/controllers/url_controller.dart';
 import 'package:jais/firebase_options.dart';
 import 'package:jais/utils.dart';
@@ -13,6 +14,8 @@ class AppController with ChangeNotifier {
       CollectionDataController('animeWatchlist');
   static final CollectionDataController seen =
       CollectionDataController('episodesSeen');
+  static final HomeWidgetController homeWidgetController =
+      HomeWidgetController();
 
   bool _inProgress = true;
   bool _hasInternet = false;
@@ -23,6 +26,7 @@ class AppController with ChangeNotifier {
 
   AppController() {
     checkInternetConnection();
+    homeWidgetController.init();
   }
 
   Future<void> checkInternetConnection() async {
@@ -48,5 +52,6 @@ class AppController with ChangeNotifier {
 
     await FirebaseMessaging.instance.requestPermission();
     await FirebaseMessaging.instance.subscribeToTopic('all');
+    await homeWidgetController.notify();
   }
 }
diff --git a/lib/controllers/episode_tab_controller.dart b/lib/controllers/episode_tab_controller.dart
@@ -17,8 +17,8 @@ class EpisodeTabController with ChangeNotifier {
     episodeController.reset();
     notify();
 
-    missingAnimeController.load().whenComplete(() => notify());
-    episodeController.load().whenComplete(() => notify());
+    missingAnimeController.load().whenComplete(notify);
+    episodeController.load().whenComplete(notify);
   }
 
   void notify() {

diff --git a/lib/controllers/home_widget_controller.dart b/lib/controllers/home_widget_controller.dart
@@ -0,0 +1,76 @@
+import 'package:flutter/material.dart';
+import 'package:home_widget/home_widget.dart';
+import 'package:jais/controllers/animes/missing_anime_controller.dart';
+import 'package:jais/controllers/logger.dart';
+import 'package:jais/models/anime.dart';
+import 'package:jais/utils.dart';
+import 'package:jais/widgets/animes/anime_image.dart';
+import 'package:jais/widgets/animes/missing_anime_widget.dart';
+
+class HomeWidgetController {
+  late MissingAnimeController missingAnimeController;
+  static const int limit = 4;
+
+  void init() {
+    missingAnimeController =
+        MissingAnimeController(limit: 4, notifyListenersCallback: () {});
+  }
+
+  Future<void> notify() async {
+    missingAnimeController.reset();
+    await missingAnimeController.load();
+
+    try {
+      final List<AnimeImage> animeImages = [];
+
+      for (int i = 0; i < limit; i++) {
+        final MissingAnimeWidget? missingAnimeWidget =
+            missingAnimeController.list.elementAtOrNull(i)
+                as MissingAnimeWidget?;
+
+        if (missingAnimeWidget == null) {
+          break;
+        }
+
+        final Anime anime = missingAnimeWidget.missingAnime.anime;
+
+        animeImages.add(
+          AnimeImage(
+            anime: anime,
+            width: Const.missingAnimeImageWith * 10,
+            height: Const.missingAnimeImageHeight * 10,
+            radius: 360,
+          ),
+        );
+      }
+
+      info(
+        'EpisodeTabController',
+        'updateHomeWidget() - ${animeImages.length} images',
+      );
+
+      if (animeImages.isNotEmpty) {
+        await Future.wait([
+          for (final AnimeImage image in animeImages)
+            HomeWidget.renderFlutterWidget(
+              image,
+              logicalSize: const Size(
+                Const.missingAnimeImageWith * 10,
+                Const.missingAnimeImageHeight * 10,
+              ),
+              key: 'image${animeImages.indexOf(image)}',
+            ),
+        ]);
+      } else {
+        await Future.wait([
+          for (int i = 0; i < limit; i++)
+            HomeWidget.saveWidgetData('image$i', null),
+        ]);
+      }
+
+      await HomeWidget.updateWidget(name: 'HomeWidgetProvider');
+    } catch (exception, stackTrace) {
+      error('EpisodeTabController', '$exception', exception, stackTrace);
+    }
+  }
+}
diff --git a/lib/main.dart b/lib/main.dart
@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:home_widget/home_widget.dart';
 import 'package:jais/controllers/animes/anime_detail_controller.dart';
 import 'package:jais/controllers/animes/anime_diary_controller.dart';
 import 'package:jais/controllers/animes/anime_search_controller.dart';
@@ -24,11 +25,22 @@ Future<void> main() async {
   );
 }
 
-class MyApp extends StatelessWidget {
+class MyApp extends StatefulWidget {
+  const MyApp({super.key});
+
+  @override
+  State<StatefulWidget> createState() => _MyAppState();
+}
+
+class _MyAppState extends State<MyApp> {
   static const Color _mainWhiteThemeColor = Color(0xFFa32d26);
   static const Color _mainDarkThemeColor = Color(0xFFfde5c9);
 
-  const MyApp({super.key});
+  @override
+  void initState() {
+    super.initState();
+    HomeWidget.setAppGroupId('jais');
+  }
 
   @override
   Widget build(BuildContext context) {

diff --git a/lib/widgets/episodes/episode_see_widget.dart b/lib/widgets/episodes/episode_see_widget.dart
@@ -25,6 +25,7 @@ class _EpisodeSeeWidgetState extends State<EpisodeSeeWidget> {
         }
 
         setState(() {});
+        await AppController.homeWidgetController.notify();
       },
       child: Icon(
         isWatched ? Icons.visibility : Icons.visibility_off,

diff --git a/lib/widgets/watchlist_button.dart b/lib/widgets/watchlist_button.dart
@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:jais/controllers/app_controller.dart';
 
 class WatchlistButton extends StatefulWidget {
   final bool inWatchlist;
@@ -47,6 +48,8 @@ class _WatchlistButtonState extends State<WatchlistButton> {
         setState(() {
           _inWatchlist = !_inWatchlist;
         });
+
+        await AppController.homeWidgetController.notify();
       },
     );
   }

diff --git a/pubspec.lock b/pubspec.lock
@@ -408,6 +408,15 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.3.1"
+  home_widget:
+    dependency: "direct main"
+    description:
+      path: "."
+      ref: e02d386487bf47324fb7ca5112eccb345a26cf06
+      resolved-ref: e02d386487bf47324fb7ca5112eccb345a26cf06
+      url: "https://github.com/Ziedelth/flutter_home_widget.git"
+    source: git
+    version: "0.3.0"
   html:
     dependency: transitive
     description:

diff --git a/pubspec.yaml b/pubspec.yaml
@@ -15,6 +15,10 @@ dependencies:
   flutter:
     sdk: flutter
   flutter_svg: ^2.0.7
+  home_widget:
+    git:
+      url: https://github.com/Ziedelth/flutter_home_widget.git
+      ref: e02d386487bf47324fb7ca5112eccb345a26cf06
   http: ^0.13.6
   intl: ^0.18.1
   json_annotation: ^4.8.1
@@ -25,9 +29,9 @@ dependencies:
 
 dev_dependencies:
   build_runner: ^2.4.6
-  flutterando_metrics: ^5.7.6
   flutter_launcher_icons: ^0.13.1
   flutter_native_splash: ^2.3.2
+  flutterando_metrics: ^5.7.6
   json_serializable: ^6.7.1
   lint: ^2.1.2