get file

src/pdf/pdf.controller.ts

@@ -1,4 +1,4 @@
-import { Body, Controller, Get, Header, Post, Res } from "@nestjs/common";
+import { Body, Controller, Get, Header, Param, Post, Res } from "@nestjs/common";
 import { PdfService } from "./pdf.service";
 import { Response } from 'express';
 import { KeyHandoverDto } from "src/model/key-handover.dto";
@@ -25,4 +25,13 @@ export class PdfController {
     res.send(pdfBuffer);
   }
 
+  @Get('keyhandover/:id')
+  @Header('Content-Type', 'application/pdf')
+  async getPDF(@Res() res: Response, @Param('id') id: string,) {
+    const file = await this.pdfService.getPDF(id, 'keyvault-pro')
+    res.setHeader('Content-Type', file.contentType ?? 'application/octet-stream');
+  res.setHeader('Content-Disposition', `inline; filename="${file.fileName}"`);
+
+  res.send(file.buffer);
+  }
 }

src/pdf/pdf.service.ts

@@ -8,6 +8,11 @@ export class PdfService {
 
   constructor(private minioService: MinioService) {}
 
+  async getPDF(key: string, bucket: string) {
+    const pdf = await this.minioService.getPDF(bucket, key)
+    return pdf;
+  }
+
   async generateTestPdf(): Promise<Buffer> {
     const browser = await puppeteer.launch({
       executablePath: process.env.PUPPETEER_EXECUTABLE_PATH || '/usr/bin/chromium',

src/storage/minio/minio.service.ts

@@ -1,19 +1,14 @@
 import { Injectable } from '@nestjs/common';
 import { ConfigService } from '@nestjs/config';
-import { PutObjectCommand, S3Client } from '@aws-sdk/client-s3';
+import { GetObjectCommand, PutObjectCommand, S3Client } from '@aws-sdk/client-s3';
 
 @Injectable()
 export class MinioService {
   private client: S3Client;
 
   constructor(private configService: ConfigService) {
-    
-  }
 
-
-  async uploadPdf(bucket: string, key: string, pdfBuffer: Buffer): Promise<void> {
-    if (!this.client) {
-      this.client = new S3Client({
+    this.client = new S3Client({
         region: 'us-east-1',
         endpoint: this.configService.get('MINIOHOST') || '',
         credentials: {
@@ -22,8 +17,32 @@ export class MinioService {
         },
         forcePathStyle: true,
       });
-      console.log(this.configService.get('MINIOHOST'))
+    
+  }
+
+
+  async getPDF(bucket: string, key: string) {
+    console.log(bucket, key)
+    const response = await this.client.send(
+      new GetObjectCommand({
+        Bucket: bucket,
+        Key: key
+      })
+    )
+    console.log("DONE")
+    const chunks: Uint8Array[] = [];
+    for await (const chunk of response.Body as any) {
+      chunks.push(chunk);
     }
+
+    return {
+      buffer: Buffer.concat(chunks),
+      contentType: response.ContentType,
+      fileName: key.split('/').pop() ?? 'download',
+    };
+  }
+  async uploadPdf(bucket: string, key: string, pdfBuffer: Buffer): Promise<void> {
+
     await this.client.send(
       new PutObjectCommand({
         Bucket: bucket,