resolve: 解决template.controller.ts合并冲突

- 保留内容审核功能(403状态码响应)
- 保留任务限制检查功能(429状态码响应)
- 合并两个版本的executeTemplateByCode方法
- 确保UnifiedContentService正确注入

src/controllers/template.controller.ts

@@ -34,7 +34,11 @@ import {
   TemplateListDto,
   BatchExecuteDto,
 } from '../dto/template.dto';
-import { TemplateExecutionEntity, ExecutionStatus, ExecutionType } from '../entities/template-execution.entity';
+import {
+  TemplateExecutionEntity,
+  ExecutionStatus,
+  ExecutionType,
+} from '../entities/template-execution.entity';
 import { InjectRepository } from '@nestjs/typeorm';
 import { Repository } from 'typeorm';
 import { ApiCommonResponses } from '../decorators/api-common-responses.decorator';
@@ -141,10 +145,22 @@ export class TemplateController {
       },
     },
   })
+  @SwaggerApiResponse({
+    status: 429,
+    description: '任务数量限制',
+    schema: {
+      example: {
+        code: 429,
+        message:
+          '当前账号有3个任务正在进行中，且距开始时间不足5分钟，请稍后再试',
+        data: null,
+      },
+    },
+  })
   async executeTemplateByCode(
     @Param('code') code: string,
     @Body() body: { imageUrl: string },
-    @Request() req
+    @Request() req,
   ): Promise<ApiResponse<number>> {
     try {
       const { imageUrl } = body;
@@ -153,13 +169,17 @@ export class TemplateController {
         throw new HttpException('imageUrl is required', HttpStatus.BAD_REQUEST);
       }
 
+      const userId = req.user.userId;
+
+      // 检查用户当前的任务限制
+      await this.checkUserTaskLimit(userId);
+
       // 首先获取模板配置以确定模板类型
       const templateConfig = await this.templateFactory.getTemplateByCode(code);
       if (!templateConfig) {
         throw new HttpException('Template not found', HttpStatus.NOT_FOUND);
       }
 
-      const userId = req.user.userId;
       const platform = req.user.platform;
       
       // 1. 先进行图片内容审核
@@ -197,7 +217,10 @@ export class TemplateController {
         templateId: templateConfig.id,
         userId,
         platform: req.user.platform,
-        type: templateConfig.templateType === TemplateType.VIDEO ? ExecutionType.VIDEO : ExecutionType.IMAGE,
+        type:
+          templateConfig.templateType === TemplateType.VIDEO
+            ? ExecutionType.VIDEO
+            : ExecutionType.IMAGE,
         prompt: '', // 可以从请求参数中获取，如果有的话
         inputImageUrl: imageUrl,
         taskId: taskId, // 保存外部系统返回的任务ID，用于回调匹配
@@ -212,7 +235,7 @@ export class TemplateController {
       // 返回任务id (执行记录的ID) 以及审核信息
       return ResponseUtil.success(savedExecution.id, '模板执行已启动');
     } catch (error) {
-      console.error(error)
+      console.error(error);
       throw new HttpException(
         error.message || 'Template execution failed',
         error instanceof HttpException ? error.getStatus() : HttpStatus.INTERNAL_SERVER_ERROR,
@@ -220,6 +243,48 @@ export class TemplateController {
     }
   }
 
+  /**
+   * 检查用户当前任务限制
+   * @param userId 用户ID
+   * @throws HttpException 如果超出任务限制
+   */
+  private async checkUserTaskLimit(userId: string): Promise<void> {
+    // 查询用户当前进行中的任务
+    const processingTasks = await this.executionRepository.find({
+      where: {
+        userId,
+        status: ExecutionStatus.PROCESSING,
+      },
+      order: {
+        startedAt: 'ASC',
+      },
+    });
+
+    // 如果当前没有进行中的任务，允许执行
+    if (processingTasks.length === 0) {
+      return;
+    }
+
+    // 如果当前进行中任务数量已达到3个，需要检查时间限制
+    if (processingTasks.length >= 3) {
+      const now = new Date();
+      const fiveMinutesAgo = new Date(now.getTime() - 5 * 60 * 1000);
+
+      // 检查是否有任务在5分钟内开始
+      const recentTasks = processingTasks.filter(
+        (task) =>
+          task.startedAt && task.startedAt.getTime() > fiveMinutesAgo.getTime(),
+      );
+
+      if (recentTasks.length > 3) {
+        throw new HttpException(
+          `有${recentTasks.length}个任务正在进行中，请稍后再试`,
+          HttpStatus.TOO_MANY_REQUESTS,
+        );
+      }
+    }
+  }
+
   @Post(':templateId/batch-execute')
   @ApiOperation({
     summary: '批量执行模板',
@@ -474,7 +539,9 @@ export class TemplateController {
    * @returns 执行进度信息
    */
   @Get('execution/:taskId/progress')
-  async getExecutionProgress(@Param('taskId', ParseIntPipe) taskId: number): Promise<ApiResponse<any>> {
+  async getExecutionProgress(
+    @Param('taskId', ParseIntPipe) taskId: number,
+  ): Promise<ApiResponse<any>> {
     try {
       const execution = await this.executionRepository.findOne({
         where: { id: taskId },
@@ -488,7 +555,8 @@ export class TemplateController {
         );
       }
 
-      return ResponseUtil.success({
+      return ResponseUtil.success(
+        {
           taskId: execution.id,
           templateId: execution.templateId,
           templateName: execution.template?.name,
@@ -507,8 +575,10 @@ export class TemplateController {
           executionDuration: execution.executionDuration,
           createdAt: execution.createdAt,
           updatedAt: execution.updatedAt,
-        executionResult: execution.executionResult
+          executionResult: execution.executionResult,
-      }, '获取执行进度成功');
+        },
+        '获取执行进度成功',
+      );
     } catch (error) {
       if (error instanceof HttpException) {
         throw error;