const path = require("path");
const multer = require("multer");


//user's..
const storageByUser = multer.diskStorage({
  destination: function (req, file, cb) {
    cb(null, './public/uploads')
  },
  filename: function (req, file, cb) {
    cb(null, file.fieldname + '-' + req.user._id + '-' + Date.now() + path.extname(file.originalname))
  }
})

//admin's..
const storage =  multer.diskStorage({
    destination: function (req, file, cb) {
      cb(null, './public/uploads')
    },
    filename: function (req, file, cb) {
      cb(null, file.fieldname + '-' + req.profile._id + '-' + Date.now() + path.extname(file.originalname))
    }
  })
  //superadmin's..
const storageBySuperAdmin = multer.diskStorage({
  destination: function (req, file, cb) {
    cb(null, './public/uploads')
  },
  filename: function (req, file, cb) {
    cb(null, file.fieldname + '-' + req.admin.role +req.admin._id + '-' + Date.now() + path.extname(file.originalname))
  }
})

const fileFilter = (req, file, callback) => {
  const ext = path.extname(file.originalname);
  if (ext !== '.png' && ext !== '.jpg' && ext !== '.JPG' && ext !== '.jpeg') {
    return callback(new Error('Not Image'))
  }
  callback(null, true)
}
const limits = { fileSize: 2480 * 3230 }

// exports.uploadAdminDoc = multer({ storage, fileFilter, limits }).fields([
//   { name: "citizenshipFront", maxCount: 1 },
//   { name: "citizenshipBack", maxCount: 1 },
//   { name: "businessLicence", maxCount: 1 }
// ]);
exports.uploadAdminDoc = multer({ storage,fileFilter,limits }).single("doc");
exports.uploadAdminPhoto = multer({ storage, fileFilter, limits }).single("photo");
exports.uploadUserPhoto = multer({ storage: storageByUser, fileFilter, limits }).single("photo");

exports.uploadProductImages = multer({ storage, fileFilter, limits }).array("productImages",5)
exports.uploadBannerPhoto = multer({ storage:storageBySuperAdmin ,fileFilter, limits: { fileSize: 8480 * 4230 } }).single("bannerPhoto")