ComproGSI_BE/middleware/UploadImage.js

import multer from "multer";
import path from "path";

// Konfigurasi storage
const storage = multer.diskStorage({
  destination: (req, file, cb) => {
    cb(null, "uploads/"); // Folder penyimpanan
  },
  filename: (req, file, cb) => {
    cb(null, file.fieldname + "-" + Date.now() + "-" + file.originalname);
  },
});

// Filter jenis file
const fileFilter = (req, file, cb) => {
  const allowedTypes = /jpeg|jpg|png|gif/;
  const extname = allowedTypes.test(
    path.extname(file.originalname).toLowerCase()
  );
  const mimetype = allowedTypes.test(file.mimetype);

  if (mimetype && extname) {
    return cb(null, true);
  } else {
    cb(new Error("Only images (jpeg, jpg, png, gif) are allowed"));
  }
};

//for multiple images
const upload = multer({
  storage: storage,
  limits: { fileSize: 5 * 1024 * 1024 }, // Maksimal 5MB per file
  fileFilter: fileFilter,
});

export default upload;