Allow tags#58

lib/main.dart

@@ -1,11 +1,13 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
+import 'package:taskly/providers/tags_provider.dart';
 import 'package:taskly/providers/theme_provider.dart';
 import 'package:taskly/screens/home_screen.dart';
 import 'package:taskly/screens/intro_screen.dart';
 import 'package:taskly/screens/splash_screen.dart';
 import 'package:taskly/service/local_db_service.dart';
 import 'package:taskly/service/speech_service.dart';
+import 'package:taskly/storage/tags_storage.dart';
 
 void main() async {
   WidgetsFlutterBinding.ensureInitialized();
@@ -28,20 +30,27 @@ class TasklyApp extends StatefulWidget {
 
 class _TasklyAppState extends State<TasklyApp> {
   late ThemeProvider themeProvider;
-
+  TagsProvider tagsProvider = TagsProvider();
 
   @override
   void initState() {
     super.initState();
-    themeProvider =
-        ThemeProvider();
+    themeProvider = ThemeProvider();
     SpeechService.intialize();
+    _loadTags();
+  }
+
+  void _loadTags() async {
+    tagsProvider.updateTags(await TagsStorage.loadTags());
   }
 
   @override
   Widget build(BuildContext context) {
-    return ChangeNotifierProvider(
-      create: (context) => themeProvider,
+    return MultiProvider(
+      providers: [
+        ChangeNotifierProvider(create: (_) => themeProvider),
+        ChangeNotifierProvider(create: (_) => tagsProvider),
+      ],
       child: Consumer<ThemeProvider>(
         builder: (context, value, child) => MaterialApp(
           debugShowCheckedModeBanner: false,
@@ -59,7 +68,8 @@ class _TasklyAppState extends State<TasklyApp> {
           // home: widget.isFirstTime ? const IntroScreen() : const HomeScreen(),
           initialRoute: '/',
           routes: {
-            '/': (context) => SplashScreen(), // Add Splash Screen as the initial route
+            '/': (context) =>
+                SplashScreen(), // Add Splash Screen as the initial route
             '/main': (context) =>
                 widget.isFirstTime ? const IntroScreen() : const HomeScreen(),
           },

lib/models/tag.dart

@@ -0,0 +1,61 @@
+import 'dart:convert';
+import 'dart:math';
+
+import 'package:flutter/material.dart';
+
+class Tag {
+  String id;
+  String title;
+  Color color;
+
+  Tag({
+    Color? color,
+    String? id,
+    required this.title,
+  })  : color = color ??
+            Colors.primaries[Random().nextInt(Colors.primaries.length)],
+        id = id ?? DateTime.now().millisecondsSinceEpoch.toString();
+
+  Tag copyWith({
+    String? id,
+    String? title,
+    Color? color,
+  }) {
+    return Tag(
+      id: id ?? this.id,
+      title: title ?? this.title,
+      color: color ?? this.color,
+    );
+  }
+
+  Map<String, dynamic> toMap() {
+    return {
+      'id': id,
+      'title': title,
+      'color': color.value,
+    };
+  }
+
+  factory Tag.fromMap(Map<String, dynamic> map) {
+    return Tag(
+      id: map['id'] ?? '',
+      title: map['title'] ?? '',
+      color: Color(map['color']),
+    );
+  }
+
+  String toJson() => json.encode(toMap());
+
+  factory Tag.fromJson(String source) => Tag.fromMap(json.decode(source));
+
+  @override
+  String toString() => 'Tag(id: $id, title: $title, color: $color)';
+
+  @override
+  bool operator ==(Object other) {
+    return other is Tag && other.id == id;
+  }
+
+  @override
+  int get hashCode => id.hashCode ^ title.hashCode ^ color.hashCode;
+}

lib/models/task.dart

@@ -12,6 +12,7 @@ class Task {
   int? recurringDays;
   Task? dependency;
   List<Subtask> subtasks;
+  List<String> tags; // the tag ids
 
   bool get isRecurring => recurringDays != null;
 
@@ -27,8 +28,10 @@ class Task {
     this.dependency,
     String? id,
     List<Subtask>? subtasks,
+    List<String>? tags,
   })  : id = id ?? DateTime.now().microsecondsSinceEpoch.toString(),
-        subtasks = subtasks ?? [];
+        subtasks = subtasks ?? [],
+        tags = tags ?? [];
 
   // Convert a Task object to JSON
   Map<String, dynamic> toJson() {
@@ -41,6 +44,7 @@ class Task {
       'recurringDays': recurringDays,
       'color': color.value,
       'id': id,
+      'tags': tags,
       'subtasks': subtasks.map((e) => e.toMap()).toList(),
     };
   }
@@ -65,6 +69,7 @@ class Task {
       recurringDays: json['recurringDays'],
       color: Color(json['color']),
       id: json['id'] ?? DateTime.now().millisecondsSinceEpoch.toString(),
+      tags: List.from(json['tags']),
       subtasks: subtasks,
     );
   }

lib/providers/tags_provider.dart

@@ -0,0 +1,11 @@
+import 'package:flutter/material.dart';
+import 'package:taskly/models/tag.dart';
+
+class TagsProvider extends ChangeNotifier {
+  List<Tag> allTags = [];
+
+  void updateTags(List<Tag> tags) {
+    allTags = tags;
+    notifyListeners();
+  }
+}

lib/screens/home_screen.dart

@@ -156,11 +156,12 @@ class _HomeScreenState extends State<HomeScreen> {
     await TaskStorage.saveTasks(tasks);
   }
 
-void kudosForMeditation(int scoreChange, String mssg) async{
-  kudos.score += scoreChange;
-  kudos.history.add([mssg, scoreChange.toString()]);
-  await KudosStorage.saveKudos(kudos);
-}
+  void kudosForMeditation(int scoreChange, String mssg) async {
+    kudos.score += scoreChange;
+    kudos.history.add([mssg, scoreChange.toString()]);
+    await KudosStorage.saveKudos(kudos);
+  }
+
   // Handle task options, now using the enum
   void _onOptionSelected(TaskOption option) {
     setState(() {
@@ -190,13 +191,16 @@ void kudosForMeditation(int scoreChange, String mssg) async{
           TaskStorage.saveTasks(tasks);
         });
       } else if (option == TaskOption.launchMeditationScreen) {
-        Navigator.push(context,
-            MaterialPageRoute(builder: (context) => MeditationScreen(kudosForMeditation:  kudosForMeditation)));
+        Navigator.push(
+            context,
+            MaterialPageRoute(
+                builder: (context) =>
+                    MeditationScreen(kudosForMeditation: kudosForMeditation)));
       } else if (option == TaskOption.toggleTipVisibility) {
         showtip = !showtip;
       } else if (option == TaskOption.exportToCSV) {
         exportToCSV(tasks);
-      } else if (option == TaskOption.defaultColor){
+      } else if (option == TaskOption.defaultColor) {
         showColorPickerDialog(context);
       }
     });

lib/screens/task_box.dart

@@ -158,7 +158,7 @@ class _TaskBoxWidgetState extends State<TaskBoxWidget> {
                             ),
                           IconButton(
                             icon: const Icon(Icons.share_rounded),
-                            onPressed: onShare,
+                            onPressed: widget.onShare,
                           ),
                           IconButton(
                             icon: const Icon(Icons.edit, color: Colors.blue),