docs(crud): add example app

2022-04-20 23:08:37 +02:00
parent b38fea130f
commit 17ae855ffb
29 changed files with 847 additions and 0 deletions
@@ -0,0 +1,168 @@
+// Copyright (C) 2022 WYATT GROUP
+// Please see the AUTHORS file for details.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+import 'dart:math';
+
+import 'package:crud_bloc_example/models.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:wyatt_crud_bloc/wyatt_crud_bloc.dart';
+
+class MyApp extends StatelessWidget {
+  const MyApp({Key? key}) : super(key: key);
+
+  // This widget is the root of your application.
+  @override
+  Widget build(BuildContext context) {
+    final _userRepository = CrudRepositoryFirestore<UserFirestore>(
+      'users_crud',
+      UserFirestore.parser(),
+    );
+
+    final _userCubit = CrudCubit<UserFirestore>(_userRepository);
+
+    return RepositoryProvider<CrudRepositoryFirestore<UserFirestore>>(
+      create: (context) => _userRepository,
+      child: BlocProvider<CrudCubit<UserFirestore>>(
+        create: (context) => _userCubit,
+        child: MaterialApp(
+          title: 'Flutter Demo',
+          theme: ThemeData(
+            primarySwatch: Colors.blue,
+          ),
+          home: const MyHomePage(),
+        ),
+      ),
+    );
+  }
+}
+
+class MyHomePage extends StatelessWidget {
+  const MyHomePage({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('Flutter Demo Home Page'),
+      ),
+      body: SingleChildScrollView(
+        child: Column(
+          children: [
+            const SizedBox(height: 20),
+            const Text("Data:"),
+            CrudStreamBuilder<UserFirestore>(
+              onError: (context, state) => const SizedBox.shrink(),
+              onLoading: (context, state) => const Text("Loading..."),
+              onStream: (context, data) {
+                return ListView.builder(
+                  shrinkWrap: true,
+                  itemCount: data.length,
+                  itemBuilder: (context, index) {
+                    final user = data.elementAt(index);
+                    return ListTile(
+                      title: Text(user?.name ?? 'Error'),
+                      subtitle: Text(user?.id ?? 'Error'),
+                      onTap: () {
+                        context.read<CrudCubit<UserFirestore>>().get(
+                              (user?.id)!,
+                            );
+                      },
+                      onLongPress: () {
+                        context.read<CrudCubit<UserFirestore>>().delete(
+                              (user?.id)!,
+                            );
+                      },
+                    );
+                  },
+                );
+              },
+            ),
+            const SizedBox(height: 20),
+            BlocBuilder<CrudCubit<UserFirestore>, CrudState<UserFirestore>>(
+              builder: (context, state) {
+                return Center(
+                  child: Text(
+                    state.toString(),
+                    textAlign: TextAlign.center,
+                    style: const TextStyle(
+                      fontSize: 20,
+                      color: Colors.grey,
+                    ),
+                  ),
+                );
+              },
+            ),
+            const SizedBox(height: 20),
+            ElevatedButton(
+              onPressed: () {
+                final r = Random().nextInt(1000);
+                context.read<CrudCubit<UserFirestore>>().create(
+                      UserFirestore(
+                          name: 'Wyatt $r',
+                          email: '$r@wyattapp.io',
+                          phone: '06$r'),
+                    );
+              },
+              child: const Text("Create"),
+            ),
+            ElevatedButton(
+              onPressed: () {
+                context.read<CrudCubit<UserFirestore>>().deleteAll();
+              },
+              child: const Text("DeleteAll"),
+            ),
+            ElevatedButton(
+              onPressed: () {
+                context.read<CrudCubit<UserFirestore>>().getAll();
+              },
+              child: const Text("GetAll"),
+            ),
+            ElevatedButton(
+              onPressed: () {
+                context
+                    .read<CrudCubit<UserFirestore>>()
+                    .query([LimitQueryFirestore(1)]);
+              },
+              child: const Text("Query"),
+            ),
+            ElevatedButton(
+              onPressed: () {
+                context.read<CrudCubit<UserFirestore>>().streamOf();
+              },
+              child: const Text("StreamOf"),
+            ),
+            ElevatedButton(
+              onPressed: () {
+                context
+                    .read<CrudCubit<UserFirestore>>()
+                    .updateAll({'updated': DateTime.now()});
+              },
+              child: const Text("UpdateAll"),
+            ),
+            ElevatedButton(
+              onPressed: () {
+                context.read<CrudCubit<UserFirestore>>().reset();
+              },
+              child: const Text("Reset"),
+            ),
+            const SizedBox(height: 20),
+          ],
+        ),
+      ),
+    );
+  }
+}
@@ -0,0 +1,29 @@
+// Copyright (C) 2022 WYATT GROUP
+// Please see the AUTHORS file for details.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+import 'package:crud_bloc_example/app.dart';
+import 'package:crud_bloc_example/firebase_options.dart';
+import 'package:firebase_core/firebase_core.dart';
+import 'package:flutter/material.dart';
+
+Future<void> main() async {
+  WidgetsFlutterBinding.ensureInitialized();
+  await Firebase.initializeApp(
+    options: DefaultFirebaseOptions.currentPlatform,
+  );
+
+  runApp(const MyApp());
+}
@@ -0,0 +1,66 @@
+// Copyright (C) 2022 WYATT GROUP
+// Please see the AUTHORS file for details.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+import 'package:cloud_firestore/cloud_firestore.dart';
+import 'package:wyatt_crud_bloc/wyatt_crud_bloc.dart';
+
+class UserFirestore extends Model<DocumentSnapshot, UserFirestore> {
+  @override
+  String? id;
+
+  String? name;
+  String? email;
+  String? phone;
+
+  UserFirestore({
+    required this.name,
+    required this.email,
+    required this.phone,
+    this.id,
+  });
+  UserFirestore._();
+
+  factory UserFirestore.parser() {
+    return UserFirestore._();
+  }
+
+  @override
+  UserFirestore? from(DocumentSnapshot? object) {
+    if (object == null) return null;
+    if (object.exists) {
+      return UserFirestore(
+        id: object.id,
+        name: (object.data() as Map<String, dynamic>?)!['name'] as String,
+        email: (object.data() as Map<String, dynamic>?)!['email'] as String,
+        phone: (object.data() as Map<String, dynamic>?)!['phone'] as String,
+      );
+    }
+    return null;
+  }
+
+  @override
+  Map<String, Object> toMap() {
+    return {
+      'name': name ?? '',
+      'email': email ?? '',
+      'phone': phone ?? '',
+    };
+  }
+
+  @override
+  String toString() =>
+      'UserFirestore(id: $id, name: $name, email: $email, phone: $phone)';
+}