feat: not allow upload scheme with name occupied.

app/lib/constants/constants.dart

@@ -40,3 +40,9 @@ enum PanelType {
   local_manager,
   market_or_me,
 }
+
+enum UploadRespStatus {
+  done,
+  name_occupied,
+  error,
+}

app/lib/http/api.dart

@@ -1,6 +1,7 @@
 import 'dart:convert';
 import 'dart:io';
 
+import 'package:dde_gesture_manager/constants/constants.dart';
 import 'package:dde_gesture_manager/constants/sp_keys.dart';
 import 'package:dde_gesture_manager/extensions.dart';
 import 'package:dde_gesture_manager/models/scheme.dart' as AppScheme;
@@ -146,7 +147,7 @@ class Api {
   static Future<bool> checkAuthStatus() => _get<int>(Apis.auth.status, getStatusCodeFunc, ignoreErrorHandle: true)
       .then((value) => value == HttpStatus.noContent);
 
-  static Future<bool> uploadScheme({required AppScheme.Scheme scheme, required bool share}) => _post(
+  static Future<UploadRespStatus> uploadScheme({required AppScheme.Scheme scheme, required bool share}) => _post(
         Apis.scheme.upload,
         getStatusCodeFunc,
         body: SchemeSerializer.toMap(
@@ -158,7 +159,17 @@ class Api {
             shared: share,
           ),
         ),
-      ).then((value) => value == HttpStatus.noContent);
+      ).then((value) {
+        switch (value) {
+          case HttpStatus.noContent:
+            return UploadRespStatus.done;
+          case HttpStatus.locked:
+            return UploadRespStatus.name_occupied;
+          case HttpStatus.unprocessableEntity:
+          default:
+            return UploadRespStatus.error;
+        }
+      });
 
   static Future<List<SimpleSchemeTransMetaData>?> userSchemes({required SchemeListType type}) =>
       _get(Apis.scheme.user(type: type.name.param), listRespBuilderWrap(SimpleSchemeTransMetaDataSerializer.fromMap));

app/lib/pages/gesture_editor.dart

@@ -301,6 +301,10 @@ class GestureEditor extends StatelessWidget {
                               child: DButton.upload(
                                 enabled: schemeProvider.readOnly == false,
                                 onTap: () async {
+                                  if (schemeProvider.description.isNull) {
+                                    Notificator.error(context, title: LocaleKeys.info_upload_pls_add_description.tr());
+                                    return;
+                                  }
                                   if (context.read<ConfigsProvider>().accessToken.isNull) {
                                     return Notificator.showAlert(
                                       title: LocaleKeys.info_login_for_upload_title.tr(),
@@ -326,7 +330,7 @@ class GestureEditor extends StatelessWidget {
 
                                     if (_share != null) {
                                       Api.uploadScheme(scheme: schemeProvider, share: _share).then((value) {
-                                        if (value) {
+                                        if (value == UploadRespStatus.done) {
                                           Notificator.success(context, title: LocaleKeys.info_upload_success.tr());
                                           var localSchemesProvider = context.read<LocalSchemesProvider>();
                                           var localSchemeEntry = localSchemesProvider.schemes!
@@ -336,6 +340,12 @@ class GestureEditor extends StatelessWidget {
                                           context
                                               .read<SchemeListRefreshKeyProvider>()
                                               .setProps(refreshKey: DateTime.now().millisecondsSinceEpoch);
+                                        } else if (value == UploadRespStatus.name_occupied) {
+                                          Notificator.error(
+                                            context,
+                                            title: LocaleKeys.info_upload_name_occupied.tr(),
+                                            description: LocaleKeys.info_upload_pls_rename.tr(),
+                                          );
                                         } else {
                                           Notificator.error(context, title: LocaleKeys.info_upload_failed.tr());
                                         }