(대표님) 20250617 18시 작업사항

1 files changed, 223 insertions, 0 deletions

diff --git a/app/api/rfq-attachments/download/route.ts b/app/api/rfq-attachments/download/route.ts
new file mode 100644
index 00000000..05e87906
--- /dev/null
+++ b/app/api/rfq-attachments/download/route.ts
@@ -0,0 +1,223 @@
+// app/api/rfq-attachments/download/route.ts
+import { NextRequest, NextResponse } from 'next/server';
+import { readFile, access, constants } from 'fs/promises';
+import { join } from 'path';
+import db  from '@/db/db';
+import { bRfqAttachmentRevisions, vendorResponseAttachmentsB } from '@/db/schema';
+import { eq, or } from 'drizzle-orm';
+import { getServerSession } from 'next-auth';
+import { authOptions } from '@/app/api/auth/[...nextauth]/route';
+
+export async function GET(request: NextRequest) {
+  try {
+    // 세션 확인
+    const session = await getServerSession(authOptions);
+    if (!session?.user) {
+      return NextResponse.json(
+        { error: "Unauthorized" },
+        { status: 401 }
+      );
+    }
+
+    // 파라미터 추출
+    const path = request.nextUrl.searchParams.get("path");
+    const type = request.nextUrl.searchParams.get("type"); // "client" | "vendor"
+    const revisionId = request.nextUrl.searchParams.get("revisionId");
+    const responseFileId = request.nextUrl.searchParams.get("responseFileId");
+
+    if (!path) {
+      return NextResponse.json(
+        { error: "File path is required" },
+        { status: 400 }
+      );
+    }
+
+    // DB에서 파일 정보 조회
+    let dbRecord = null;
+    
+    if (type === "client" && revisionId) {
+      // 발주처 첨부파일 리비전
+      const [record] = await db
+        .select({
+          fileName: bRfqAttachmentRevisions.fileName,
+          originalFileName: bRfqAttachmentRevisions.originalFileName,
+          filePath: bRfqAttachmentRevisions.filePath,
+          fileSize: bRfqAttachmentRevisions.fileSize,
+          fileType: bRfqAttachmentRevisions.fileType,
+        })
+        .from(bRfqAttachmentRevisions)
+        .where(eq(bRfqAttachmentRevisions.id, Number(revisionId)));
+      
+      dbRecord = record;
+      
+    } else if (type === "vendor" && responseFileId) {
+      // 벤더 응답 파일
+      const [record] = await db
+        .select({
+          fileName: vendorResponseAttachmentsB.fileName,
+          originalFileName: vendorResponseAttachmentsB.originalFileName,
+          filePath: vendorResponseAttachmentsB.filePath,
+          fileSize: vendorResponseAttachmentsB.fileSize,
+          fileType: vendorResponseAttachmentsB.fileType,
+        })
+        .from(vendorResponseAttachmentsB)
+        .where(eq(vendorResponseAttachmentsB.id, Number(responseFileId)));
+      
+      dbRecord = record;
+      
+    } else {
+      // filePath로 직접 검색 (fallback)
+      const [clientRecord] = await db
+        .select({
+          fileName: bRfqAttachmentRevisions.fileName,
+          originalFileName: bRfqAttachmentRevisions.originalFileName,
+          filePath: bRfqAttachmentRevisions.filePath,
+          fileSize: bRfqAttachmentRevisions.fileSize,
+          fileType: bRfqAttachmentRevisions.fileType,
+        })
+        .from(bRfqAttachmentRevisions)
+        .where(eq(bRfqAttachmentRevisions.filePath, path));
+
+      if (clientRecord) {
+        dbRecord = clientRecord;
+      } else {
+        // 벤더 파일에서도 검색
+        const [vendorRecord] = await db
+          .select({
+            fileName: vendorResponseAttachmentsB.fileName,
+            originalFileName: vendorResponseAttachmentsB.originalFileName,
+            filePath: vendorResponseAttachmentsB.filePath,
+            fileSize: vendorResponseAttachmentsB.fileSize,
+            fileType: vendorResponseAttachmentsB.fileType,
+          })
+          .from(vendorResponseAttachmentsB)
+          .where(eq(vendorResponseAttachmentsB.filePath, path));
+        
+        dbRecord = vendorRecord;
+      }
+    }
+
+    // 파일 정보 설정
+    let fileName;
+    let fileType;
+
+    if (dbRecord) {
+      // DB에서 찾은 경우 원본 파일명 사용
+      fileName = dbRecord.originalFileName || dbRecord.fileName;
+      fileType = dbRecord.fileType;
+      console.log("✅ DB에서 파일 정보 찾음:", { fileName, fileType, path: dbRecord.filePath });
+    } else {
+      // DB에서 찾지 못한 경우 경로에서 파일명 추출
+      fileName = path.split('/').pop() || 'download';
+      console.log("⚠️ DB에서 파일 정보를 찾지 못함, 경로에서 추출:", fileName);
+    }
+
+    // 파일 경로 구성
+    const storedPath = path.replace(/^\/+/, ""); // 앞쪽 슬래시 제거
+
+    // 가능한 파일 경로들
+    const possiblePaths = [
+      join(process.cwd(), "public", storedPath),
+      join(process.cwd(), "uploads", storedPath),
+      join(process.cwd(), "storage", storedPath),
+      join(process.cwd(), storedPath), // 절대 경로인 경우
+    ];
+
+    // 실제 파일 찾기
+    let actualPath = null;
+    for (const testPath of possiblePaths) {
+      try {
+        await access(testPath, constants.R_OK);
+        actualPath = testPath;
+        console.log("✅ 파일 발견:", testPath);
+        break;
+      } catch (err) {
+        // 조용히 다음 경로 시도
+      }
+    }
+
+    if (!actualPath) {
+      console.error("❌ 모든 경로에서 파일을 찾을 수 없음:", possiblePaths);
+      return NextResponse.json(
+        {
+          error: "File not found on server",
+          details: {
+            path: path,
+            fileName: fileName,
+            triedPaths: possiblePaths
+          }
+        },
+        { status: 404 }
+      );
+    }
+
+    // 파일 읽기
+    const fileBuffer = await readFile(actualPath);
+
+    // MIME 타입 결정
+    const fileExtension = fileName.split('.').pop()?.toLowerCase() || '';
+    let contentType = fileType || 'application/octet-stream'; // DB의 fileType 우선 사용
+
+    // 확장자에 따른 MIME 타입 매핑 (fallback)
+    if (!contentType || contentType === 'application/octet-stream') {
+      const mimeTypes: Record<string, string> = {
+        'pdf': 'application/pdf',
+        'doc': 'application/msword',
+        'docx': 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
+        'xls': 'application/vnd.ms-excel',
+        'xlsx': 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
+        'ppt': 'application/vnd.ms-powerpoint',
+        'pptx': 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
+        'txt': 'text/plain',
+        'csv': 'text/csv',
+        'png': 'image/png',
+        'jpg': 'image/jpeg',
+        'jpeg': 'image/jpeg',
+        'gif': 'image/gif',
+        'bmp': 'image/bmp',
+        'svg': 'image/svg+xml',
+        'dwg': 'application/acad',
+        'dxf': 'application/dxf',
+        'zip': 'application/zip',
+        'rar': 'application/x-rar-compressed',
+        '7z': 'application/x-7z-compressed',
+      };
+
+      contentType = mimeTypes[fileExtension] || 'application/octet-stream';
+    }
+
+    // 안전한 파일명 생성 (특수문자 처리)
+    const safeFileName = fileName.replace(/[^\w\s.-]/gi, '_');
+
+    // 다운로드용 헤더 설정
+    const headers = new Headers();
+    headers.set('Content-Type', contentType);
+    headers.set('Content-Disposition', `attachment; filename*=UTF-8''${encodeURIComponent(safeFileName)}`);
+    headers.set('Content-Length', fileBuffer.length.toString());
+    headers.set('Cache-Control', 'no-cache, no-store, must-revalidate');
+    headers.set('Pragma', 'no-cache');
+    headers.set('Expires', '0');
+
+    console.log("✅ 파일 다운로드 성공:", {
+      fileName: safeFileName,
+      contentType,
+      size: fileBuffer.length,
+      actualPath
+    });
+
+    return new NextResponse(fileBuffer, {
+      status: 200,
+      headers,
+    });
+
+  } catch (error) {
+    console.error('❌ RFQ 첨부파일 다운로드 오류:', error);
+    return NextResponse.json(
+      {
+        error: 'Failed to download file',
+        details: error instanceof Error ? error.message : String(error)
+      },
+      { status: 500 }
+    );
+  }
+}
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