Instagram card with navigation bar.dart

Task/Task\2

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+import 'package:flutter/material.dart';
+import 'package:todo2/home.dart';
+
+void main() {
+  runApp(MaterialApp(
+    debugShowCheckedModeBanner: false,
+    home: HomePage(),
+  ));
+}
+

Task2/checkBox.dart

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+import 'package:flutter/material.dart';
+
+class Check extends StatelessWidget {
+  final bool isActive;
+
+  const Check({Key? key, required this.isActive}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    if (isActive) {
+      return Container(
+        width: 30,
+        height: 30,
+        decoration: BoxDecoration(shape: BoxShape.circle, color: Colors.pink),
+        child: Icon(
+          Icons.check,
+          size: 20,
+          color: Colors.white,
+        ),
+      );
+    } else {
+      return Container(
+        width: 30,
+        height: 30,
+        decoration: BoxDecoration(
+            shape: BoxShape.circle,
+            color: Colors.white,
+            border: Border.all(
+              color: Colors.grey,
+              width: 3,
+            )),
+        child: Icon(
+          Icons.check,
+          size: 20,
+          color: Colors.white,
+        ),
+      );
+    }
+  }
+}

Task2/home.dart

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+import 'dart:convert';
+
+import 'package:flutter/material.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+import 'package:todo2/home.dart';
+import 'package:todo2/todo.dart';
+
+class HomePage extends StatefulWidget {
+  @override
+  _HomePageState createState() => _HomePageState();
+}
+
+class _HomePageState extends State<HomePage> {
+  Map<String, dynamic> todo = {};
+  TextEditingController _controller = new TextEditingController();
+
+  @override
+  void initState() {
+    _loadData();
+  }
+
+  _loadData() async {
+    SharedPreferences storage = await SharedPreferences.getInstance();
+
+    if (storage.getString('todo') != null) {
+      var storage2 = storage;
+      var string = storage2.getString('todo');
+      todo = jsonDecode(string!);
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return MaterialApp(
+      debugShowCheckedModeBanner: false,
+      home: SafeArea(
+        child: Scaffold(
+          appBar: AppBar(
+            title: Text('Todo App'),
+            backgroundColor: Colors.pink,
+          ),
+          body: Column(
+            mainAxisAlignment: MainAxisAlignment.start,
+            children: <Widget>[
+              SizedBox(
+                height: 30,
+              ),
+              Expanded(
+                child: ListView.builder(
+                  itemCount: todo.length,
+                  itemBuilder: (context, data) {
+                    return Dismissible(
+                      key: Key('item' + data.toString()),
+                      onDismissed: (direction) {
+                        todo.remove(todo.keys.elementAt(data));
+                        _save();
+                      },
+                      child: InkWell(
+                        onTap: () {
+                          setState(() {
+                            todo[todo.keys.elementAt(data)] =
+                                !todo[todo.keys.elementAt(data)];
+                          });
+                          _save();
+                        },
+                        child: TodoItem(
+                            name: todo.keys.elementAt(data),
+                            isActive: todo.values.elementAt(data)),
+                      ),
+                    );
+                  },
+                ),
+              )
+            ],
+          ),
+          floatingActionButton: FloatingActionButton(
+            onPressed: () {
+              Navigator.push(
+                  context,
+                  MaterialPageRoute(
+                      builder: (context) => Scaffold(
+                          appBar: AppBar(
+                            backgroundColor: Colors.pink,
+                          ),
+                          body: Container(
+                            child: Column(
+                              children: <Widget>[
+                                Padding(
+                                  padding: const EdgeInsets.all(8.0),
+                                  child: TextFormField(
+                                    controller: _controller,
+                                    keyboardType: TextInputType.multiline,
+                                    maxLines: null,
+                                    decoration: InputDecoration(
+                                      hintText: 'Write....',
+                                    ),
+                                  ),
+                                ),
+                                //actions:
+                                FlatButton(
+                                  child: Text(
+                                    'save',
+                                    style: TextStyle(
+                                        fontSize: 20,
+                                        fontWeight: FontWeight.bold),
+                                  ),
+                                  onPressed: () {
+                                    Navigator.pop(context);
+                                    _addTodo();
+                                  },
+                                ),
+                                //child: child)
+                              ],
+                            ),
+                          ))));
+            },
+            child: Icon(Icons.add),
+            backgroundColor: Colors.pink,
+          ),
+        ),
+      ),
+    );
+  }
+
+  _addTodo() async {
+    setState(() {});
+    SharedPreferences storage = await SharedPreferences.getInstance();
+
+    if (_controller.text.length > 0) {
+      setState(() {
+        todo.putIfAbsent(_controller.text, () => false);
+        storage.setString('todo', jsonEncode(todo));
+      });
+    }
+    setState(() {});
+  }
+
+  _save() async {
+    SharedPreferences storage = await SharedPreferences.getInstance();
+
+    storage.setString('todo', jsonEncode(todo));
+  }
+}

Task2/main.dart

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+import 'package:flutter/material.dart';
+import 'package:todo2/home.dart';
+
+void main() {
+  runApp(MaterialApp(
+    debugShowCheckedModeBanner: false,
+    home: HomePage(),
+  ));
+}

Task2/todo.dart

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+import 'package:flutter/material.dart';
+import 'package:intl/intl.dart';
+
+import 'package:todo2/checkBox.dart';
+
+class TodoItem extends StatefulWidget {
+  final String name;
+  final bool isActive;
+
+  const TodoItem({Key? key, required this.name, required this.isActive})
+      : super(key: key);
+
+  @override
+  _TodoItemState createState() => _TodoItemState();
+}
+
+class _TodoItemState extends State<TodoItem> {
+  @override
+  Widget build(BuildContext context) {
+    return Padding(
+      padding: EdgeInsets.symmetric(vertical: 10, horizontal: 50),
+      child: Row(
+        mainAxisAlignment: MainAxisAlignment.spaceBetween,
+        children: [
+          Container(
+            width: MediaQuery.of(context).size.width / 100 * 50,
+            child: Text(
+              widget.name,
+              style: TextStyle(
+                fontSize: 17,
+                color: Colors.black,
+              ),
+              maxLines: 1,
+              overflow: TextOverflow.ellipsis,
+              softWrap: true,
+            ),
+          ),
+          /////////////////////////////////
+          Row(
+            children: [
+              Text(
+                DateFormat('d ').format(DateTime.now()),
+                style: TextStyle(
+                    fontSize: 15,
+                    fontWeight: FontWeight.bold,
+                    color: Colors.black45),
+              ),
+              Text(
+                DateFormat('MMM ').format(DateTime.now()).toUpperCase(),
+                style: TextStyle(
+                    fontWeight: FontWeight.bold, color: Colors.black45),
+              ),
+              Text(
+                DateFormat('y').format(DateTime.now()),
+                style: TextStyle(
+                    fontWeight: FontWeight.bold, color: Colors.black45),
+              ),
+            ],
+          ),
+
+          /////////////////////////////////
+          Check(
+            isActive: widget.isActive,
+          )
+        ],
+      ),
+    );
+  }
+}

Task3/lib/cubit/weather_cubit.dart

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+import 'package:bloc/bloc.dart';
+import 'package:meta/meta.dart';
+import 'package:flutter_application_6/models/forecast.dart';
+import 'package:flutter_application_6/services/repository.dart';
+
+part 'weather_state.dart';
+
+class WeatherCubit extends Cubit<WeatherState> {
+  final IRepository _repository;
+  WeatherCubit(this._repository)
+      : super(WeatherInitial('Please enter city name.'));
+
+  Future<void> getWeather(String cityName, bool isFavourite) async {
+    try {
+      emit(WeatherLoading());
+      final forecast = await _repository.getWeather(cityName.trim());
+      forecast.city = cityName;
+      //forecast.isFavourite = isFavourite;
+      emit(WeatherLoaded(forecast: forecast));
+    } catch (_) {
+      if (cityName.isEmpty) {
+        emit(WeatherError("Please enter city name."));
+      } else if (_.toString().contains('error retrieving location for city')) {
+        emit(WeatherError("City not found."));
+      } else {
+        emit(WeatherError("Network error, please try again"));
+      }
+    }
+  }
+}

Task3/lib/cubit/weather_state.dart

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+part of 'weather_cubit.dart';
+
+@immutable
+abstract class WeatherState {}
+
+class WeatherInitial extends WeatherState {
+  final String message;
+  WeatherInitial(this.message);
+}
+
+class WeatherLoading extends WeatherState {}
+
+class WeatherLoaded extends WeatherState {
+  final Forecast forecast;
+
+  WeatherLoaded({required this.forecast}) : super();
+}
+
+class WeatherError extends WeatherState {
+  final String message;
+  WeatherError(this.message);
+}

Task3/lib/di/initialize_dependency.dart

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+import 'package:get_it/get_it.dart';
+import 'package:flutter_application_6/services/repository.dart';
+import 'package:flutter_application_6/services/weather_api.dart';
+import 'package:http/http.dart' as http;
+
+GetIt injector = GetIt.instance;
+
+Future<void> initializeDependency() async {
+  injector.registerSingleton<http.Client>(http.Client());
+
+  injector
+      .registerSingleton<IWeatherApi>(WeatherApi(injector.get<http.Client>()));
+
+  injector
+      .registerSingleton<IRepository>(Repository(injector.get<IWeatherApi>()));
+}