feat: upload car image

server/routers/dry-wash/order.js

@@ -1,7 +1,9 @@
 const mongoose = require("mongoose")
 const router = require('express').Router()
+const multer = require('multer')
 const { MasterModel } = require('./model/master')
 const { OrderModel } = require('./model/order')
+const { OrderCarImgModel } = require('./model/order.car-img')
 const { orderStatus } = require('./model/const')
 
 const isValidPhoneNumber = (value) => /^(\+)?\d{9,15}/.test(value)
@@ -26,6 +28,9 @@ const isValidLocation = (value) => {
 const isValidOrderStatus = (value) => Object.values(orderStatus).includes(value)
 const isValidOrderNotes = (value) => value.length < 500
 
+const allowedMimeTypes = ['image/jpeg', 'image/png']
+const sizeLimitInMegaBytes = 5
+
 const VALIDATION_MESSAGES = {
     order: {
         notFound: 'Order not found'
@@ -60,6 +65,13 @@ const VALIDATION_MESSAGES = {
     carColor: {
         invalid: 'Invalid car color'
     },
+    carImg: {
+        required: 'Car image file is required',
+        invalid: {
+            type: `Invalid car image file type. Allowed types: ${allowedMimeTypes}`,
+            size: `Invalid car image file size. Limit is ${sizeLimitInMegaBytes}MB`
+        }
+    },
     washingBegin: {
         required: 'Begin time of washing is required',
         invalid: 'Invalid begin time of washing'
@@ -248,4 +260,58 @@ router.delete('/:id', async (req, res, next) => {
     }
 })
 
+const storage = multer.memoryStorage()
+const upload = multer({
+    storage: storage,
+    limits: { fileSize: sizeLimitInMegaBytes * 1024 * 1024 },
+    fileFilter: (req, file, cb) => {
+        if (allowedMimeTypes.includes(file.mimetype)) {
+            cb(null, true)
+        } else {
+            cb(new Error(VALIDATION_MESSAGES.carImg.invalid.type), false)
+        }
+    }
+})
+
+const convertFileToBase64 = (file) => {
+    const base64Image = file.buffer.toString('base64')
+    return base64Image
+}
+
+router.post('/:id/upload-car-img', upload.single('file'), async (req, res) => {
+    const { id: orderId } = req.params
+    if (!mongoose.Types.ObjectId.isValid(orderId)) {
+        throw new Error(VALIDATION_MESSAGES.orderId.invalid)
+    }
+    const order = await OrderModel.findById(orderId)
+    if (!order) {
+        throw new Error(VALIDATION_MESSAGES.order.notFound)
+    }
+
+    if (!req.file) {
+        throw new Error(VALIDATION_MESSAGES.carImg.required)
+    }
+
+    const orderCarImg = await OrderCarImgModel.create({
+        file: convertFileToBase64(req.file),
+        orderId,
+        created: new Date().toISOString(),
+    })
+
+    res.status(200).send({ success: true, body: orderCarImg })
+})
+
+router.use((err, req, res, next) => {
+    if (err instanceof multer.MulterError) {
+        switch (err.message) {
+            case 'File too large':
+                return res.status(400).json({ success: false, error: VALIDATION_MESSAGES.carImg.invalid.size })
+            default:
+                return res.status(400).json({ success: false, error: err.message })
+        }
+    }
+    
+    throw new Error(err.message)
+})
+
 module.exports = router