add: uploads api

middleware/uploads.js

@@ -0,0 +1,69 @@
+const multer = require("multer");
+const path = require("path");
+const { randomUUID } = require("crypto");
+const fs = require("fs");
+
+// Fungsi untuk tentuin folder berdasarkan file type
+function getFolderByType(mimetype) {
+  if (mimetype === "application/pdf") {
+    return "pdf";
+  } else if (mimetype.startsWith("image/")) {
+    return "images";
+  }
+  return "file";
+}
+
+const storage = multer.diskStorage({
+  destination: (req, file, cb) => {
+    const folderName = getFolderByType(file.mimetype);
+    const folderPath = path.join(__dirname, "../uploads", folderName);
+
+    fs.mkdirSync(folderPath, { recursive: true });
+
+    cb(null, folderPath);
+  },
+  filename: (req, file, cb) => {
+    const ext = path.extname(file.originalname);
+    const timestamp = Date.now();
+
+    const date = new Date(timestamp);
+    const year = date.getFullYear();
+    const month = String(date.getMonth() + 1).padStart(2, "0");
+    const day = String(date.getDate()).padStart(2, "0");
+    const hours = String(date.getHours()).padStart(2, "0");
+    const minutes = String(date.getMinutes()).padStart(2, "0");
+    const seconds = String(date.getSeconds()).padStart(2, "0");
+
+    const formattedDate = `${year}-${month}-${day}_${hours}-${minutes}-${seconds}`;
+
+    // Prefix berdasarkan tipe file
+    const prefix = file.mimetype === "application/pdf" ? "pdf" : "img";
+    const uniqueId = randomUUID().slice(0, 8);
+
+    cb(null, `${prefix}-${uniqueId}-${formattedDate}${ext}`);
+  },
+});
+
+const upload = multer({
+  storage,
+  fileFilter: (req, file, cb) => {
+    const allowedTypes = /jpeg|jpg|png|pdf/;
+    const allowedMimeTypes = /image\/(jpeg|jpg|png)|application\/pdf/;
+
+    const extname = allowedTypes.test(
+      path.extname(file.originalname).toLowerCase()
+    );
+    const mimetype = allowedMimeTypes.test(file.mimetype);
+
+    if (extname && mimetype) {
+      return cb(null, true);
+    } else {
+      cb(new Error("File type not allowed. Only PDF and Images (JPEG, JPG, PNG) are accepted."));
+    }
+  },
+  limits: {
+    fileSize: 10 * 1024 * 1024, // 10MB max file size
+  },
+});
+
+module.exports = upload;