From fcc3a982c1465ab7d5cb1d1133fd0d2799f22d9e Mon Sep 17 00:00:00 2001
From: lcy <2503978335@qq.com>
Date: Tue, 20 Jun 2023 21:30:47 +0800
Subject: [PATCH] feat:全局缓存bloc

---
 lib/app/app.dart                               |  4 +++-
 lib/common/blocs/cachebloc/cache_bloc.dart     | 26 ++++++++++++++++++++++++++
 lib/common/blocs/cachebloc/cache_event.dart    | 11 +++++++++++
 lib/common/blocs/cachebloc/cache_state.dart    | 10 ++++++++++
 lib/pages/login/loginpage/bloc/login_bloc.dart |  2 ++
 lib/pages/login/loginpage/login_page.dart      |  2 ++
 6 files changed, 54 insertions(+), 1 deletion(-)
 create mode 100644 lib/common/blocs/cachebloc/cache_bloc.dart
 create mode 100644 lib/common/blocs/cachebloc/cache_event.dart
 create mode 100644 lib/common/blocs/cachebloc/cache_state.dart

diff --git a/lib/app/app.dart b/lib/app/app.dart
index c55e890..05a87db 100644
--- a/lib/app/app.dart
+++ b/lib/app/app.dart
@@ -4,6 +4,7 @@ import 'package:flutter_easyloading/flutter_easyloading.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:responsive_framework/breakpoint.dart';
 import 'package:responsive_framework/responsive_breakpoints.dart';
+import 'package:wow_english/common/blocs/cachebloc/cache_bloc.dart';
 import 'package:wow_english/common/widgets/hide_keyboard_widget.dart';
 import 'package:wow_english/pages/tab/blocs/tab_bloc.dart';
 import 'package:wow_english/route/route.dart';
@@ -17,7 +18,8 @@ class App extends StatelessWidget {
       designSize: const Size(667, 375),
       builder: (_,__) => MultiBlocProvider(
           providers: [
-            BlocProvider<TabBloc>(create: (_)=> TabBloc())
+            BlocProvider<TabBloc>(create: (_)=> TabBloc()),
+            BlocProvider<CacheBloc>(create: (_) => CacheBloc())
           ],
           child: HideKeyboard(
             child: MaterialApp(
diff --git a/lib/common/blocs/cachebloc/cache_bloc.dart b/lib/common/blocs/cachebloc/cache_bloc.dart
new file mode 100644
index 0000000..a3a8172
--- /dev/null
+++ b/lib/common/blocs/cachebloc/cache_bloc.dart
@@ -0,0 +1,26 @@
+import 'package:flutter/cupertino.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:wow_english/models/user_entity.dart';
+
+part 'cache_event.dart';
+part 'cache_state.dart';
+
+class CacheBloc extends Bloc<CacheEvent, CacheState> {
+  UserEntity? _userEntity;
+
+  UserEntity? get userEntity => _userEntity;
+
+  CacheBloc() : super(CacheInitial()) {
+    on<UserInfoChangeEvent>(_userInfoChange);
+  }
+
+  void _userInfoChange(UserInfoChangeEvent event,Emitter<CacheState> emitter) async {
+    _userEntity = event.userEntity;
+    emitter(UserInfoChangeState());
+  }
+
+  void _userInfoClear(UserInfoClearEvent event,Emitter<CacheState> emitter) async {
+    _userEntity = null;
+    emitter(UserInfoClearState());
+  }
+}
diff --git a/lib/common/blocs/cachebloc/cache_event.dart b/lib/common/blocs/cachebloc/cache_event.dart
new file mode 100644
index 0000000..d55cf08
--- /dev/null
+++ b/lib/common/blocs/cachebloc/cache_event.dart
@@ -0,0 +1,11 @@
+part of 'cache_bloc.dart';
+
+@immutable
+abstract class CacheEvent {}
+
+class UserInfoChangeEvent extends CacheEvent{
+  UserEntity? userEntity;
+  UserInfoChangeEvent(this.userEntity);
+}
+
+class UserInfoClearEvent extends CacheEvent {}
diff --git a/lib/common/blocs/cachebloc/cache_state.dart b/lib/common/blocs/cachebloc/cache_state.dart
new file mode 100644
index 0000000..ead34dd
--- /dev/null
+++ b/lib/common/blocs/cachebloc/cache_state.dart
@@ -0,0 +1,10 @@
+part of 'cache_bloc.dart';
+
+@immutable
+abstract class CacheState {}
+
+class CacheInitial extends CacheState {}
+
+class UserInfoChangeState extends CacheState {}
+
+class UserInfoClearState extends CacheState {}
diff --git a/lib/pages/login/loginpage/bloc/login_bloc.dart b/lib/pages/login/loginpage/bloc/login_bloc.dart
index 87bc0fc..4f16abf 100644
--- a/lib/pages/login/loginpage/bloc/login_bloc.dart
+++ b/lib/pages/login/loginpage/bloc/login_bloc.dart
@@ -1,3 +1,5 @@
+import 'dart:js';
+
 import 'package:flutter/cupertino.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:flutter_easyloading/flutter_easyloading.dart';
diff --git a/lib/pages/login/loginpage/login_page.dart b/lib/pages/login/loginpage/login_page.dart
index 23c7666..f096e0c 100644
--- a/lib/pages/login/loginpage/login_page.dart
+++ b/lib/pages/login/loginpage/login_page.dart
@@ -2,6 +2,7 @@ import 'package:flutter/gestures.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
+import 'package:wow_english/common/blocs/cachebloc/cache_bloc.dart';
 import 'package:wow_english/common/extension/string_extension.dart';
 import 'package:wow_english/common/widgets/textfield_customer_widget.dart';
 import 'package:wow_english/pages/login/loginpage/time_widget.dart';
@@ -29,6 +30,7 @@ class _LoginPageView extends StatelessWidget {
           if (state is LoginResultChangeState) {
             Navigator.of(context).pushNamed(AppRouteName.home);
           }
+          context.read<CacheBloc>().add(UserInfoChangeEvent(null));
         },
       child: _buildLoginViewWidget(),
     );
--
libgit2 0.22.2