fix: 修复教学建设接口数据渲染问题

src/api/modules/statistics.ts

@@ -362,10 +362,16 @@ export class StatisticsApi {
 
   // 获取课程教学建设数据统计
   static getCourseTeachingStats(courseId?: string): Promise<ApiResponse<{
-    coursewareCount: number
-    documentCount: number
-    questionBankCount: number
-    examPaperCount: number
+    success: boolean
+    message: string
+    code: number
+    result: {
+      videoCount: number
+      documentCount: number
+      questionCount: number
+      examPaperCount?: number
+    }
+    timestamp: number
   }>> {
     return ApiRequest.get('/aiol/statistics/course-teaching-stats', { courseId })
   }

src/views/teacher/statistics/tab/BasicData.vue

@@ -146,15 +146,15 @@ const loadTeachingStats = async () => {
     console.log('🔍 准备调用API: /aiol/statistics/course-teaching-stats')
     const response = await StatisticsApi.getCourseTeachingStats(courseId)
     console.log('🔍 API响应:', response)
-    if (response.data) {
-      const result = response.data
+    if (response.data && response.data.success) {
+      const result = response.data.result
       console.log('🔍 API返回的原始数据:', result)
 
       // 根据实际API返回的字段名映射数据
       teachingStats.value = {
-        coursewareCount: result.coursewareCount || 0,    // 课件/视频
+        coursewareCount: result.videoCount || 0,         // 课件/视频 (API返回videoCount)
         documentCount: result.documentCount || 0,        // 资料/文档
-        questionBankCount: result.questionBankCount || 0,  // 题库总数
+        questionBankCount: result.questionCount || 0,    // 题库总数 (API返回questionCount)
         examPaperCount: result.examPaperCount || 0       // 试卷总数
       }