nodejs_upload_file2.js

// Specifies the file upload location
const diskStorage = multer.diskStorage({
  destination: (req, file, cb) => {
    cb(null, path.join(__dirname, "uploads"));
  },
  filename: (req, file, cb) => {
    cb(
      null,
      `${file.fieldname}-${Date.now()}${path.extname(file.originalname)}`
    );
  },
});

// Create function upload with multer
const upload = multer({
  storage: diskStorage,
  limits: {
    fileSize: 1024 * 1024 * 25, // Max file size 25MB
  },
});

// Create function to delete file
const deleteFile = (file) => {
  fs.unlink(file.path, (err) => {
    if (err) {
      console.error(err);
      throw new Error("Failed to delete file");
    }
  });
};