Imply event bus

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2022 霖落
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

@@ -1,2 +1,2 @@
-# Flutter wordle
-The wordle game, but in Flutter.
+# Flutter-Wordle
+A wordle game written by flutter

lib/display_pannel.dart

@@ -0,0 +1,83 @@
+/*
+ * @Author       : Linloir
+ * @Date         : 2022-03-05 20:56:05
+ * @LastEditTime : 2022-03-05 23:51:16
+ * @Description  : The display widget of the wordle game
+ */
+
+import 'package:flutter/material.dart';
+import 'package:wordle/validation_provider.dart';
+import './event_bus.dart';
+
+class WordleDisplayWidget extends StatefulWidget {
+  const WordleDisplayWidget({Key? key}) : super(key: key);
+
+  @override
+  State<WordleDisplayWidget> createState() => _WordleDisplayWidgetState();
+}
+
+class _WordleDisplayWidgetState extends State<WordleDisplayWidget> {
+  int r = 0;
+  int c = 0;
+  var inputs = <List<String>>[for(int i = 0; i < 6; i++) [for(int j = 0; j < 5; j++) "A"]];
+
+  @override
+  void initState() {
+    super.initState();
+    mainBus.onBus(
+      event: "Attempt",
+      onEvent: (args) {
+
+      }
+    );
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return NotificationListener<InputNotification>(
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.center,
+        children: [
+          for(int r = 0; r < 6; r++)
+            Row(
+              mainAxisAlignment: MainAxisAlignment.center,
+              children: [
+                for(int c = 0; c < 5; c++)
+                  Padding(
+                    padding: const EdgeInsets.all(5.0),
+                    child: Container(
+                      constraints: const BoxConstraints.tightFor(width: 100.0, height: 100.0),
+                      child: Center(
+                        child: Text(
+                          inputs[r][c],
+                          style: TextStyle(
+                            fontSize: 50.0,
+                            fontWeight: FontWeight.bold,
+                          ),
+                        ),
+                      ),
+                      decoration: BoxDecoration(
+                        border: Border.all(
+                          color: Colors.grey[600]!,
+                          width: 3.0,
+                        )
+                      ),
+                    ),
+                  )
+              ],
+            )
+        ],
+      ),
+      onNotification: (noti) {
+        if(noti.type == InputType.singleCharacter) {
+          if(r <= 6 && c <= 5) {
+            setState((){
+              inputs[r].add(noti.msg);
+            });
+          }
+        }
+        return true;
+      },
+    );
+  }
+}

lib/event_bus.dart

@@ -0,0 +1,45 @@
+/*
+ * @Author       : Linloir
+ * @Date         : 2022-03-05 21:50:33
+ * @LastEditTime : 2022-03-05 23:15:18
+ * @Description  : Event bus class
+ */
+
+import 'package:flutter/material.dart';
+
+typedef EventCallBack = void Function(dynamic args);
+
+final EventBus mainBus = EventBus();
+
+class EventBus {
+  EventBus._internal();
+  static final EventBus _bus = EventBus._internal();
+  factory EventBus() => _bus;
+
+  final _eventMap = <String, List<EventCallBack>>{};
+
+  void onBus({required String event, required EventCallBack onEvent}) {
+    _eventMap[event] ??= <EventCallBack>[];
+    _eventMap[event]!.add(onEvent);
+  }
+
+  void offBus({required String event, EventCallBack? callBack}) {
+    if(callBack == null) {
+      _eventMap.remove(event);
+    }
+    else{
+      _eventMap[event]?.remove(callBack);
+    }
+  }
+
+  void emit({required String event, dynamic args}) {
+    // _eventMap[event]?.forEach((func) {
+    //   func(args);
+    // });
+    if(_eventMap[event] != null) {
+      for(int i = _eventMap[event]!.length - 1; i >= 0; i--) {
+        _eventMap[event]![i](args);
+      }
+    }
+  }
+}

lib/input_pannel.dart

@@ -0,0 +1,6 @@
+/*
+ * @Author       : Linloir
+ * @Date         : 2022-03-05 20:55:53
+ * @LastEditTime : 2022-03-05 20:55:53
+ * @Description  : 
+ */

lib/main.dart

@@ -1,4 +1,11 @@
+/*
+ * @Author       : Linloir
+ * @Date         : 2022-03-05 20:21:34
+ * @LastEditTime : 2022-03-05 20:46:33
+ * @Description  : 
+ */
 import 'package:flutter/material.dart';
+import './offline.dart';
 
 void main() {
   runApp(const MyApp());
@@ -11,105 +18,30 @@ class MyApp extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return MaterialApp(
-      title: 'Flutter Demo',
+      title: 'Wordle',
       theme: ThemeData(
-        // This is the theme of your application.
-        //
-        // Try running your application with "flutter run". You'll see the
-        // application has a blue toolbar. Then, without quitting the app, try
-        // changing the primarySwatch below to Colors.green and then invoke
-        // "hot reload" (press "r" in the console where you ran "flutter run",
-        // or simply save your changes to "hot reload" in a Flutter IDE).
-        // Notice that the counter didn't reset back to zero; the application
-        // is not restarted.
-        primarySwatch: Colors.blue,
+        primarySwatch: Colors.blue
       ),
-      home: const MyHomePage(title: 'Flutter Demo Home Page'),
+      routes: {
+        "/": (context) => const HomePage(),
+        "/Offline": (context) => const OfflinePage(),
+      },
     );
   }
 }
 
-class MyHomePage extends StatefulWidget {
-  const MyHomePage({Key? key, required this.title}) : super(key: key);
-
-  // This widget is the home page of your application. It is stateful, meaning
-  // that it has a State object (defined below) that contains fields that affect
-  // how it looks.
-
-  // This class is the configuration for the state. It holds the values (in this
-  // case the title) provided by the parent (in this case the App widget) and
-  // used by the build method of the State. Fields in a Widget subclass are
-  // always marked "final".
-
-  final String title;
-
-  @override
-  State<MyHomePage> createState() => _MyHomePageState();
-}
-
-class _MyHomePageState extends State<MyHomePage> {
-  int _counter = 0;
-
-  void _incrementCounter() {
-    setState(() {
-      // This call to setState tells the Flutter framework that something has
-      // changed in this State, which causes it to rerun the build method below
-      // so that the display can reflect the updated values. If we changed
-      // _counter without calling setState(), then the build method would not be
-      // called again, and so nothing would appear to happen.
-      _counter++;
-    });
-  }
+class HomePage extends StatelessWidget {
+  const HomePage({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {
-    // This method is rerun every time setState is called, for instance as done
-    // by the _incrementCounter method above.
-    //
-    // The Flutter framework has been optimized to make rerunning build methods
-    // fast, so that you can just rebuild anything that needs updating rather
-    // than having to individually change instances of widgets.
     return Scaffold(
-      appBar: AppBar(
-        // Here we take the value from the MyHomePage object that was created by
-        // the App.build method, and use it to set our appbar title.
-        title: Text(widget.title),
-      ),
       body: Center(
-        // Center is a layout widget. It takes a single child and positions it
-        // in the middle of the parent.
-        child: Column(
-          // Column is also a layout widget. It takes a list of children and
-          // arranges them vertically. By default, it sizes itself to fit its
-          // children horizontally, and tries to be as tall as its parent.
-          //
-          // Invoke "debug painting" (press "p" in the console, choose the
-          // "Toggle Debug Paint" action from the Flutter Inspector in Android
-          // Studio, or the "Toggle Debug Paint" command in Visual Studio Code)
-          // to see the wireframe for each widget.
-          //
-          // Column has various properties to control how it sizes itself and
-          // how it positions its children. Here we use mainAxisAlignment to
-          // center the children vertically; the main axis here is the vertical
-          // axis because Columns are vertical (the cross axis would be
-          // horizontal).
-          mainAxisAlignment: MainAxisAlignment.center,
-          children: <Widget>[
-            const Text(
-              'You have pushed the button this many times:',
-            ),
-            Text(
-              '$_counter',
-              style: Theme.of(context).textTheme.headline4,
-            ),
-          ],
-        ),
-      ),
-      floatingActionButton: FloatingActionButton(
-        onPressed: _incrementCounter,
-        tooltip: 'Increment',
-        child: const Icon(Icons.add),
-      ), // This trailing comma makes auto-formatting nicer for build methods.
+        child: ElevatedButton(
+          child: const Text('Offline'),
+          onPressed: () => Navigator.of(context).pushNamed("/Offline"),
+        )
+      )
     );
   }
 }

lib/offline.dart

@@ -0,0 +1,52 @@
+/*
+ * @Author       : Linloir
+ * @Date         : 2022-03-05 20:41:41
+ * @LastEditTime : 2022-03-05 23:22:41
+ * @Description  : Offline page
+ */
+
+import 'package:flutter/material.dart';
+import './display_pannel.dart';
+
+class OfflinePage extends StatefulWidget {
+  const OfflinePage({Key? key}) : super(key: key);
+
+  @override
+  State<OfflinePage> createState() => _OfflinePageState();
+}
+
+class _OfflinePageState extends State<OfflinePage> {
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        backgroundColor: Colors.white,
+        elevation: 0.0,
+        shadowColor: Colors.transparent,
+        toolbarHeight: 80.0,
+        titleTextStyle: const TextStyle(
+          color: Colors.black,
+          fontWeight: FontWeight.bold,
+          fontSize: 20.0,
+        ),
+        title: const Text('WORDLE OFFLINE'),
+        centerTitle: true,
+        iconTheme: const IconThemeData(color: Colors.black),
+        actions: [
+          IconButton(
+            icon: const Icon(Icons.history),
+            color: Colors.black,
+            onPressed: (){},
+          )
+        ],
+      ),
+      body: Column(
+        children: [
+          Expanded(
+            child: WordleDisplayWidget(),
+          ),
+        ],
+      ),
+    );
+  }
+}

lib/validation_provider.dart

@@ -0,0 +1,130 @@
+/*
+ * @Author       : Linloir
+ * @Date         : 2022-03-05 21:40:51
+ * @LastEditTime : 2022-03-05 23:06:28
+ * @Description  : Validation Provider class
+ */
+
+import 'package:flutter/material.dart';
+import './event_bus.dart';
+
+enum InputType { singleCharacter, inputConfirmation }
+
+class InputNotification extends Notification {
+  const InputNotification({required this.type, required this.msg});
+
+  final InputType type;
+  final String msg;
+}
+
+class ValidationProvider extends StatefulWidget {
+  const ValidationProvider({Key? key, required this.child}) : super(key: key);
+
+  final Widget child;
+
+  @override
+  State<ValidationProvider> createState() => _ValidationProviderState();
+}
+
+class _ValidationProviderState extends State<ValidationProvider> {
+  String answer = "WORDLE";
+  Set<String> letterSet = <String>{'W', 'O', 'R', 'D', 'L', 'E'};
+  String curAttempt = "";
+  int curAttemptCount = 0;
+  bool acceptInput = true;
+
+  void _newGame(String answer) {
+    this.answer = answer;
+    letterSet.clear();
+    letterSet.addAll(answer.split(''));
+    curAttempt = "";
+    curAttemptCount = 0;
+    acceptInput = true;
+  }
+
+  void _onGameWin() {
+    acceptInput = false;
+    _showResult(true);
+  }
+
+  void _onGameLoose() {
+    acceptInput = false;
+    _showResult(false);
+  }
+
+  void _showResult(bool result) {
+    showDialog(
+      context: context,
+      builder: (context) {
+        return AlertDialog(
+          title: const Text('Result'),
+          content: Text(result ? "Won" : "Lost"),
+        );
+      }
+    );
+  }
+
+  bool _isWordValidate(String word) {
+    return true;
+  }
+
+  @override
+  void initState(){
+    super.initState();
+    mainBus.onBus(event: "NewGame", onEvent: (args) => _newGame(args as String));
+    mainBus.onBus(event: "Result", onEvent: (args) => args as bool ? _onGameWin() : _onGameLoose());
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return NotificationListener<InputNotification>(
+      child: widget.child,
+      onNotification: (noti) {
+        if(noti.type == InputType.inputConfirmation){
+          if(curAttempt.length < 5) {
+            //Not enough
+            return false;
+          }
+          else {
+            //Check validation
+            if(_isWordValidate(curAttempt)) {
+              //emit current attempt
+              mainBus.emit(
+                event: "Attempt",
+                args: {
+                  "Attempt": curAttempt,
+                  "AttemptCount": curAttemptCount,
+                }
+              );
+              curAttempt = "";
+              curAttemptCount++;
+            }
+            else{
+              showDialog(
+                context: context,
+                builder: (context) {
+                  return AlertDialog(
+                    title: const Text('Info'),
+                    content: const Text('Not a word!'),
+                    actions: [
+                      TextButton(
+                        child: const Text('OK'),
+                        onPressed: () => Navigator.of(context).pop(),
+                      )
+                    ],
+                  );
+                }
+              );
+            }
+          }
+        }
+        else{
+          if(acceptInput && curAttempt.length < 5) {
+            curAttempt += noti.msg;
+          }
+        }
+        return false;
+      },
+    );
+  }
+}