fix:保存主题统一

reading-platform-frontend/src/api/course.ts

@@ -48,6 +48,7 @@ export interface Course {
   // 新增字段
   themeId?: number;
   theme?: { id: number; name: string };
+  themeName?: string;
   coreContent?: string;
   coverImagePath?: string;
   domainTags?: string[];

reading-platform-frontend/src/api/generated/model/courseResponse.ts

@@ -62,6 +62,8 @@ export interface CourseResponse {
   environmentConstruction?: string;
   /** 主题 ID */
   themeId?: number;
+  /** 主题名称 */
+  themeName?: string;
   /** 绘本名称 */
   pictureBookName?: string;
   /** 封面图片路径 */

reading-platform-frontend/src/views/admin/courses/CourseListView.vue

@@ -53,6 +53,10 @@
           </div>
         </template>
 
+        <template v-else-if="column.key === 'theme'">
+          <span>{{ record.themeName || record.theme?.name || '-' }}</span>
+        </template>
+
         <template v-else-if="column.key === 'pictureBook'">
           {{ record.pictureBookName }}
         </template>
@@ -239,6 +243,7 @@ const pagination = reactive({
 
 const columns = [
   { title: '课程包名称', key: 'name', width: 250 },
+  { title: '课程主题', key: 'theme', width: 120 },
   { title: '关联绘本', key: 'pictureBook', width: 120 },
   { title: '课程配置', key: 'lessonConfig', width: 200 },
   { title: '状态', key: 'status', width: 90 },

reading-platform-java/src/main/java/com/reading/platform/dto/response/CourseResponse.java

@@ -96,6 +96,9 @@ public class CourseResponse {
     @Schema(description = "主题 ID")
     private Long themeId;
 
+    @Schema(description = "主题名称")
+    private String themeName;
+
     @Schema(description = "绘本名称")
     private String pictureBookName;
 

reading-platform-java/src/main/java/com/reading/platform/service/impl/CoursePackageServiceImpl.java

@@ -16,9 +16,11 @@ import com.reading.platform.entity.CourseLesson;
 import com.reading.platform.entity.CoursePackage;
 import com.reading.platform.entity.LessonStep;
 import com.reading.platform.entity.TenantPackage;
+import com.reading.platform.entity.Theme;
 import com.reading.platform.mapper.CourseCollectionPackageMapper;
 import com.reading.platform.mapper.CoursePackageMapper;
 import com.reading.platform.mapper.TenantPackageMapper;
+import com.reading.platform.mapper.ThemeMapper;
 import com.reading.platform.service.CourseLessonService;
 import com.reading.platform.service.CoursePackageService;
 import lombok.RequiredArgsConstructor;
@@ -47,6 +49,7 @@ public class CoursePackageServiceImpl extends ServiceImpl<CoursePackageMapper, C
     private final com.reading.platform.common.mapper.CoursePackageMapper coursePackageVoMapper;
     private final CourseCollectionPackageMapper collectionPackageMapper;
     private final TenantPackageMapper tenantPackageMapper;
+    private final ThemeMapper themeMapper;
 
     @Override
     @Transactional(rollbackFor = Exception.class)
@@ -109,6 +112,13 @@ public class CoursePackageServiceImpl extends ServiceImpl<CoursePackageMapper, C
     public CourseResponse getCourseByIdWithLessons(Long id) {
         CoursePackage entity = getCourseById(id);
         CourseResponse response = coursePackageVoMapper.toVO(entity);
+        // 填充主题名称
+        if (entity.getThemeId() != null) {
+            Theme theme = themeMapper.selectById(entity.getThemeId());
+            if (theme != null) {
+                response.setThemeName(theme.getName());
+            }
+        }
         List<CourseLesson> lessons = courseLessonService.findByCourseId(id);
         List<CourseLessonResponse> lessonResponses = lessons.stream()
                 .map(this::toLessonResponse)