feat: verify-files

src/modules/admin-knowledge/admin-knowledge.controller.ts

@@ -1,6 +1,7 @@
 import { Controller, Get, Param, Delete, Query, UseGuards } from '@nestjs/common';
 import { ApiTags, ApiBearerAuth, ApiOperation } from '@nestjs/swagger';
 import { PrismaService } from '../../infrastructure/database/prisma.service';
+import { StorageService } from '../../infrastructure/storage/storage.service';
 import { enrichWithNames } from '../../common/helpers/name-resolver';
 import { AdminAuthGuard } from '../../common/guards/admin-auth.guard';
 import { AdminRolesGuard } from '../../common/guards/admin-roles.guard';
@@ -10,7 +11,10 @@ import { AdminRolesGuard } from '../../common/guards/admin-roles.guard';
 @UseGuards(AdminAuthGuard, AdminRolesGuard)
 @ApiBearerAuth()
 export class AdminKnowledgeController {
-  constructor(private readonly prisma: PrismaService) {}
+  constructor(
+    private readonly prisma: PrismaService,
+    private readonly storage: StorageService,
+  ) {}
 
   @Get()
   @ApiOperation({ summary: '知识库列表（管理员，支持搜索）' })
@@ -108,6 +112,31 @@ export class AdminKnowledgeController {
     });
   }
 
+  // ── File verification ──
+
+  @Get('verify-files')
+  @ApiOperation({ summary: '校验所有 source 文件是否存在' })
+  async verifyFiles() {
+    const sources = await this.prisma.knowledgeSource.findMany({
+      where: { deletedAt: null, originalObjectKey: { not: null } },
+      select: { id: true, originalObjectKey: true, originalFilename: true },
+    });
+
+    const results = await Promise.all(
+      sources.map(async (s) => {
+        try {
+          const info = await this.storage.verifyUpload(s.originalObjectKey!);
+          return { sourceId: s.id, filename: s.originalFilename, objectKey: s.originalObjectKey, exists: !!info };
+        } catch {
+          return { sourceId: s.id, filename: s.originalFilename, objectKey: s.originalObjectKey, exists: false };
+        }
+      }),
+    );
+
+    const missing = results.filter(r => !r.exists);
+    return { total: results.length, missing: missing.length, missingFiles: missing };
+  }
+
   // ── Candidates ──
 
   @Get('candidates')