Implement data migration tool and enhance KV storage support. Add automatic redirection for legacy data providers, improve user interface for migration settings, and update data handling for Classworks cloud storage. Refactor components for better integration with new storage options.

src/pages/settings.vue

@@ -127,7 +127,7 @@
             :is-mobile="isMobile"
             :unsaved-changes="hasUnsavedChanges"
             @save="saveStudents"
-            @reload="loadStudentList"
+            @reload="loadStudents"
             @update:modelValue="handleStudentDataChange"
           />
         </v-col>
@@ -187,7 +187,7 @@ import SettingsCard from '@/components/SettingsCard.vue';
 import StudentListCard from '@/components/settings/StudentListCard.vue';
 import AboutCard from '@/components/settings/AboutCard.vue';
 import '../styles/settings.scss';
-import dataProvider from '@/utils/dataProvider';
+import { kvProvider } from '@/utils/providers/kvProvider';
 import SettingsExplorer from '@/components/settings/SettingsExplorer.vue';
 import SettingsLinkGenerator from '@/components/SettingsLinkGenerator.vue';
 export default {
@@ -306,7 +306,7 @@ export default {
     this.unwatchSettings = watchSettings(() => {
       this.loadAllSettings();
     });
-    this.loadStudentList();
+    this.loadStudents();
     this.refreshDebugConfig();
 
     // 检查开发者选项,如果未启用则关闭相关功能
@@ -366,30 +366,34 @@ export default {
       this.$message.error(title, content);
     },
 
-    async loadStudentList() {
+    async loadStudents() {
+      this.studentsError = null;
       try {
         this.loading.students = true;
-        this.studentsError = null;
-
-        const domain = getSetting('server.domain');
         const classNum = getSetting('server.classNumber');
-        const provider = getSetting('server.provider');
 
         if (!classNum) {
           throw new Error('请先设置班号');
         }
 
-        const key = provider === 'server' ? `${domain}/${classNum}` : classNum;
-        const res = await dataProvider.loadConfig(provider, key);
+        const provider = getSetting('server.provider');
+        const useServer = provider === 'kv-server' || provider === 'classworkscloud';
+        let response;
 
-        if (!res.success) {
-          throw new Error(res.error.message);
+        if (useServer) {
+          response = await kvProvider.server.loadConfig();
+        } else {
+          response = await kvProvider.local.loadConfig();
         }
 
-        if (res.data && Array.isArray(res.data.studentList)) {
-          this.studentData.list = res.data.studentList;
-          this.studentData.text = res.data.studentList.join('\n');
-          this.lastSavedData = [...res.data.studentList];
+        if (!response.success) {
+          throw new Error(response.error.message);
+        }
+
+        if (response.data && Array.isArray(response.data.studentList)) {
+          this.studentData.list = response.data.studentList;
+          this.studentData.text = response.data.studentList.join('\n');
+          this.lastSavedData = [...response.data.studentList];
           this.hasUnsavedChanges = false;
         }
       } catch (error) {
@@ -403,21 +407,28 @@ export default {
 
     async saveStudents() {
       try {
-        const domain = getSetting('server.domain');
         const classNum = getSetting('server.classNumber');
-        const provider = getSetting('server.provider');
 
         if (!classNum) {
           throw new Error('请先设置班号');
         }
 
-        const key = provider === 'server' ? `${domain}/${classNum}` : classNum;
-        const res = await dataProvider.saveConfig(provider, key, {
-          studentList: this.studentData.list,
-        });
+        const provider = getSetting('server.provider');
+        const useServer = provider === 'kv-server' || provider === 'classworkscloud';
+        let response;
 
-        if (!res.success) {
-          throw new Error(res.error.message);
+        if (useServer) {
+          response = await kvProvider.server.saveConfig({
+            studentList: this.studentData.list,
+          });
+        } else {
+          response = await kvProvider.local.saveConfig({
+            studentList: this.studentData.list,
+          });
+        }
+
+        if (!response.success) {
+          throw new Error(response.error.message);
         }
 
         // 更新保存状态