Improvements:

- Login & Register page submit button debounce
- Snack bar show failure info

lib/login/cubit/login_cubit.dart

@@ -1,7 +1,7 @@
 /*
  * @Author       : Linloir
  * @Date         : 2022-10-12 15:38:07
- * @LastEditTime : 2022-10-12 17:36:53
+ * @LastEditTime : 2022-10-20 20:51:09
  * @Description  : 
  */
 
@@ -47,7 +47,8 @@ class LoginCubit extends Cubit<LoginState> {
   Future<void> onSubmission() async {
     if(state.status.isValidated) {
       emit(state.copyWith(
-        status: FormzStatus.submissionInProgress
+        status: FormzStatus.submissionInProgress,
+        info: ""
       ));
       tcpRepository.pushRequest(LoginRequest(
         identity: UserIdentity(
@@ -67,7 +68,8 @@ class LoginCubit extends Cubit<LoginState> {
           }
           else {
             emit(state.copyWith(
-              status: FormzStatus.submissionFailure
+              status: FormzStatus.submissionFailure,
+              info: response.info?.replaceAll('Exception: ', ''),
             ));
           }
           break;

lib/login/cubit/login_state.dart

@@ -1,7 +1,7 @@
 /*
  * @Author       : Linloir
  * @Date         : 2022-10-12 15:38:13
- * @LastEditTime : 2022-10-12 16:24:42
+ * @LastEditTime : 2022-10-20 20:49:43
  * @Description  : 
  */
 
@@ -16,28 +16,32 @@ class LoginState extends Equatable {
   final String avatar;
 
   final FormzStatus status;
+  final String info;
 
   const LoginState({
     this.status = FormzStatus.pure,
     this.username = const Username.pure(),
     this.password = const Password.pure(),
-    this.avatar = ""
+    this.avatar = "",
+    this.info = ""
   });
 
   LoginState copyWith({
     FormzStatus? status,
     Username? username,
     Password? password,
-    String? avatar
+    String? avatar,
+    String? info,
   }) {
     return LoginState(
       status: status ?? this.status,
       username: username ?? this.username,
       password: password ?? this.password,
-      avatar: avatar ?? this.avatar
+      avatar: avatar ?? this.avatar,
+      info: info ?? this.info
     );
   }
 
   @override
-  List<Object?> get props => [status, username, password, avatar];
+  List<Object?> get props => [status, username, password, avatar, info];
 }

lib/login/login_page.dart

@@ -1,7 +1,7 @@
 /*
  * @Author       : Linloir
  * @Date         : 2022-10-12 15:06:30
- * @LastEditTime : 2022-10-14 10:47:08
+ * @LastEditTime : 2022-10-20 20:55:07
  * @Description  : 
  */
 
@@ -46,11 +46,13 @@ class LoginPage extends StatelessWidget {
         body: BlocListener<LoginCubit, LoginState>(
           listener:(context, state) {
             if(state.status == FormzStatus.submissionFailure) {
+              ScaffoldMessenger.of(context).hideCurrentSnackBar();
               ScaffoldMessenger.of(context).showSnackBar(
-                const SnackBar(content: Text('Login Failed'))
+                SnackBar(content: Text('Login Failed${state.info.isNotEmpty ? ': ${state.info}' : ''}'))
               );
             }
             else if(state.status == FormzStatus.submissionSuccess) {
+              ScaffoldMessenger.of(context).hideCurrentSnackBar();
               ScaffoldMessenger.of(context).showSnackBar(
                 const SnackBar(content: Text('Login Successed'))
               );

lib/login/view/login_form.dart

@@ -1,7 +1,7 @@
 /*
  * @Author       : Linloir
  * @Date         : 2022-10-12 16:29:25
- * @LastEditTime : 2022-10-12 17:31:23
+ * @LastEditTime : 2022-10-20 20:43:51
  * @Description  : 
  */
 
@@ -103,8 +103,13 @@ class SubmitButton extends StatelessWidget {
               }),
               overlayColor: MaterialStateProperty.all(Colors.blue[900]!.withOpacity(0.2))
             ),
-            onPressed: state.status == FormzStatus.submissionInProgress ? null : () {
+            onPressed: () {
-              context.read<LoginCubit>().onSubmission();
+              if(
+                state.status == FormzStatus.valid || 
+                state.status == FormzStatus.submissionFailure
+              ) {
+                context.read<LoginCubit>().onSubmission();
+              }
             },
             child: state.status == FormzStatus.submissionInProgress ?
               const SizedBox(

lib/main.dart

@@ -1,7 +1,7 @@
 /*
  * @Author       : Linloir
  * @Date         : 2022-10-10 08:04:53
- * @LastEditTime : 2022-10-20 17:58:56
+ * @LastEditTime : 2022-10-20 20:38:45
  * @Description  : 
  */
 import 'package:easy_debounce/easy_debounce.dart';
@@ -119,7 +119,7 @@ class SplashPage extends StatelessWidget {
     return BlocProvider<InitializationCubit>(
       create: (context) {
         return InitializationCubit(
-          serverAddress: 'chat.linloir.cn', 
+          serverAddress: '127.0.0.1', 
           serverPort: 20706
         );
       },

lib/register/cubit/register_cubit.dart

@@ -1,7 +1,7 @@
 /*
  * @Author       : Linloir
  * @Date         : 2022-10-12 15:38:07
- * @LastEditTime : 2022-10-12 17:52:03
+ * @LastEditTime : 2022-10-20 20:53:03
  * @Description  : 
  */
 
@@ -47,7 +47,8 @@ class RegisterCubit extends Cubit<RegisterState> {
   Future<void> onSubmission() async {
     if(state.status.isValidated) {
       emit(state.copyWith(
-        status: FormzStatus.submissionInProgress
+        status: FormzStatus.submissionInProgress,
+        info: ""
       ));
       tcpRepository.pushRequest(RegisterRequest(
         identity: UserIdentity(
@@ -67,7 +68,8 @@ class RegisterCubit extends Cubit<RegisterState> {
           }
           else {
             emit(state.copyWith(
-              status: FormzStatus.submissionFailure
+              status: FormzStatus.submissionFailure,
+              info: response.info?.replaceAll('Exception: ', ''),
             ));
           }
           break;

lib/register/cubit/register_state.dart

@@ -1,7 +1,7 @@
 /*
  * @Author       : Linloir
  * @Date         : 2022-10-12 15:38:13
- * @LastEditTime : 2022-10-12 17:40:39
+ * @LastEditTime : 2022-10-20 20:52:19
  * @Description  : 
  */
 
@@ -16,28 +16,32 @@ class RegisterState extends Equatable {
   final String avatar;
 
   final FormzStatus status;
+  final String info;
 
   const RegisterState({
     this.status = FormzStatus.pure,
     this.username = const Username.pure(),
     this.password = const Password.pure(),
-    this.avatar = ""
+    this.avatar = "",
+    this.info = ""
   });
 
   RegisterState copyWith({
     FormzStatus? status,
     Username? username,
     Password? password,
-    String? avatar
+    String? avatar,
+    String? info,
   }) {
     return RegisterState(
       status: status ?? this.status,
       username: username ?? this.username,
       password: password ?? this.password,
-      avatar: avatar ?? this.avatar
+      avatar: avatar ?? this.avatar,
+      info: info ?? this.info
     );
   }
 
   @override
-  List<Object?> get props => [status, username, password, avatar];
+  List<Object?> get props => [status, username, password, avatar, info];
 }

lib/register/register_page.dart

@@ -1,7 +1,7 @@
 /*
  * @Author       : Linloir
  * @Date         : 2022-10-12 17:36:38
- * @LastEditTime : 2022-10-19 11:14:06
+ * @LastEditTime : 2022-10-20 20:55:17
  * @Description  : 
  */
 /*
@@ -56,11 +56,13 @@ class RegisterPage extends StatelessWidget {
         body: BlocListener<RegisterCubit, RegisterState>(
           listener:(context, state) {
             if(state.status == FormzStatus.submissionFailure) {
+              ScaffoldMessenger.of(context).hideCurrentSnackBar();
               ScaffoldMessenger.of(context).showSnackBar(
-                const SnackBar(content: Text('Register Failed'))
+                SnackBar(content: Text('Register Failed${state.info.isNotEmpty ? ': ${state.info}' : ''}'))
               );
             }
             else if(state.status == FormzStatus.submissionSuccess) {
+              ScaffoldMessenger.of(context).hideCurrentSnackBar();
               ScaffoldMessenger.of(context).showSnackBar(
                 const SnackBar(content: Text('Register Successed'))
               );

lib/register/view/register_form.dart

@@ -1,7 +1,7 @@
 /*
  * @Author       : Linloir
  * @Date         : 2022-10-12 16:29:25
- * @LastEditTime : 2022-10-12 17:44:33
+ * @LastEditTime : 2022-10-20 20:54:22
  * @Description  : 
  */
 
@@ -103,8 +103,13 @@ class SubmitButton extends StatelessWidget {
               }),
               overlayColor: MaterialStateProperty.all(Colors.blue[900]!.withOpacity(0.2))
             ),
-            onPressed: state.status == FormzStatus.submissionInProgress ? null : () {
+            onPressed: () {
-              context.read<RegisterCubit>().onSubmission();
+              if(
+                state.status == FormzStatus.valid || 
+                state.status == FormzStatus.submissionFailure
+              ) {
+                context.read<RegisterCubit>().onSubmission();
+              }
             },
             child: state.status == FormzStatus.submissionInProgress ?
               const SizedBox(