feat(wordcloud): GET /api/wordcloud/jobs/:id/result 端点

src/wordcloud/wordcloud.controller.ts

@@ -49,4 +49,11 @@ export class WordCloudController {
   async job(@CurrentUser() user: JwtPayload, @Param('id') id: string) {
     return this.wordCloudService.getUserJob(user.sub, id);
   }
+
+  /** 取词云任务结果（仅本人；产物已转存 COS） */
+  @Get('jobs/:id/result')
+  @ApiOperation({ summary: '词云任务结果（仅本人）' })
+  async result(@CurrentUser() user: JwtPayload, @Param('id') id: string) {
+    return this.wordCloudService.getUserJobResult(user.sub, id);
+  }
 }

src/wordcloud/wordcloud.service.ts

@@ -220,6 +220,18 @@ export class WordCloudService implements OnModuleInit {
     return updated;
   }
 
+  /** 取词云任务结果（产物已由后台同步/轮询转存 COS） */
+  async getUserJobResult(userId: string, id: string) {
+    const job = await this.prisma.wordCloudJob.findFirst({ where: { id, userId } });
+    if (!job) {
+      throw new HttpException('任务不存在', HttpStatus.NOT_FOUND);
+    }
+    if (!job.imageUrl) {
+      throw new HttpException('结果未就绪', HttpStatus.NOT_FOUND);
+    }
+    return { imageUrl: job.imageUrl };
+  }
+
   /** 查询本人词云任务：归属校验 → 实时代理轮询 wordcloud → 返回小程序侧模型 */
   async getUserJob(userId: string, id: string) {
     const job = await this.prisma.wordCloudJob.findFirst({ where: { id, userId } });