back-end done

api/controllers/productController.js

@@ -1,168 +1,207 @@
 const Product = require('../models/product/Product')
-const CartItem = require('../models/user/Cart_item')
-const Order = require('../models/user/Order')
 const {body, validationResult} = require('express-validator')
 const dateformat = require('dateformat')
 const jimp = require('jimp')
 const fs = require('fs')
-
+const v_m = require('../validation_messages')
 
 ////////////////////////////////////////// products controllers
 module.exports.createProduct = [
    [
       body('fa_name')
-         .isLength({min: 2}).withMessage('حداقل 2 کاراکتر')
+         .notEmpty().withMessage(v_m['fa'].required.title)
          .bail()
          .custom((value, {req}) => {
             return Product.findOne({'product_details.fa.name': value})
                .then(product => {
-                  if (product) return Promise.reject('محصول با این نام از قبل وجود دارد.')
+                  if (product) return Promise.reject(v_m['fa'].duplicated.name)
                   else return true
                })
          }),
 
       body('en_name')
-         .if((value, {req}) => value !== '')
+         .notEmpty().withMessage(v_m['fa'].required.title)
+         .bail()
          .custom((value, {req}) => {
             return Product.findOne({'product_details.en.name': value})
                .then(product => {
-                  if (product) return Promise.reject('محصول با این نام از قبل وجود دارد.')
+                  if (product) return Promise.reject(v_m['fa'].duplicated.name)
                   else return true
                })
          }),
 
-
-      body('de_name')
-         .if((value, {req}) => value !== '')
-         .custom((value, {req}) => {
-            return Product.findOne({'product_details.de.name': value})
-               .then(product => {
-                  if (product) return Promise.reject('محصول با این نام از قبل وجود دارد.')
-                  else return true
-               })
-         }),
-
-
-      body('tr_name')
-         .if((value, {req}) => value !== '')
-         .custom((value, {req}) => {
-            return Product.findOne({'product_details.tr.name': value})
-               .then(product => {
-                  if (product) return Promise.reject('محصول با این نام از قبل وجود دارد.')
-                  else return true
-               })
-         }),
-
-
-      body('it_name')
-         .if((value, {req}) => value !== '')
-         .custom((value, {req}) => {
-            return Product.findOne({'product_details.it.name': value})
-               .then(product => {
-                  if (product) return Promise.reject('محصول با این نام از قبل وجود دارد.')
-                  else return true
-               })
-         }),
-
-      body('fa_description')
-         .isLength({min: 2}).withMessage('حداقل 2 کاراکتر'),
-
-      body('fa_price')
-         .notEmpty().withMessage('قیمت را وارد کنید.')
+      body('fa_short_description')
+         .notEmpty().withMessage(v_m['fa'].required.caption)
          .bail()
-         .isNumeric().withMessage('قیمت باید از جنس عدد باشد'),
+         .isLength({max: 100}).withMessage(v_m['fa'].max_char.max100),
 
-      body('en_price')
-         .notEmpty().withMessage('قیمت را وارد کنید.')
+      body('en_short_description')
+         .notEmpty().withMessage(v_m['fa'].required.caption)
          .bail()
-         .isNumeric().withMessage('قیمت باید از جنس عدد باشد'),
+         .isLength({max: 100}).withMessage(v_m['fa'].max_char.max100),
 
-      body('de_price')
-         .notEmpty().withMessage('قیمت را وارد کنید.')
-         .bail()
-         .isNumeric().withMessage('قیمت باید از جنس عدد باشد'),
+      body('fa_page_title')
+         .notEmpty().withMessage(v_m['fa'].required.title),
 
-      body('tr_price')
-         .notEmpty().withMessage('قیمت را وارد کنید.')
-         .bail()
-         .isNumeric().withMessage('قیمت باید از جنس عدد باشد'),
+      body('en_page_title')
+         .notEmpty().withMessage(v_m['fa'].required.title),
 
-      body('it_price')
-         .notEmpty().withMessage('قیمت را وارد کنید.')
-         .bail()
-         .isNumeric().withMessage('قیمت باید از جنس عدد باشد'),
+      body('fa_page_description')
+         .notEmpty().withMessage(v_m['fa'].required.caption),
 
-      body('stock')
-         .notEmpty().withMessage('موجودی را وارد کنید.')
-         .bail()
-         .isNumeric().withMessage('موجودی باید از جنس عدد باشد'),
+      body('en_page_description')
+         .notEmpty().withMessage(v_m['fa'].required.caption),
+
+      body('en_page_description')
+         .notEmpty().withMessage(v_m['fa'].required.caption),
 
       body('category')
-         .notEmpty().withMessage('دسته بندی را انتخاب کنید.')
+         .notEmpty().withMessage(v_m['fa'].required.category)
    ],
-   (req, res) => {
+   async (req, res) => {
       const errors = validationResult(req)
       if (!errors.isEmpty()) return res.status(422).json({validation: errors.mapped()})
+      if (!req.files || !req.files.cover) return res.status(422).json({validation: {cover: {msg: v_m['fa'].required.cover}}})
 
-      let image
-      let imageName
-      if (req.files && req.files.image) {
-         image = req.files.image
-         imageName = 'product_' + Date.now() + '.' + image.mimetype.split('/')[1]
-      } else {
-         return res.status(422).json({validation: {image: {msg: 'عکس اجباری است.'}}})
+
+      let cover = 'product_' + Date.now() + '.' + req.files.cover.mimetype.split('/')[1]
+      let more_section_image1 = null
+      let more_section_image2 = null
+      let render_image1 = null
+      let render_image2 = null
+      let chart_image = null
+
+      //// generate files names
+      if (req.files) {
+         if (req.files.more_section_image1) {
+            more_section_image1 = 'product_' + Date.now() + 1 + '.' + req.files.more_section_image1.mimetype.split('/')[1]
+         }
+         if (req.files.more_section_image2) {
+            more_section_image2 = 'product_' + Date.now() + 2 + '.' + req.files.more_section_image2.mimetype.split('/')[1]
+         }
+         if (req.files.render_image1) {
+            render_image1 = 'product_' + Date.now() + 3 + '.' + req.files.render_image1.mimetype.split('/')[1]
+         }
+         if (req.files.render_image2) {
+            render_image2 = 'product_' + Date.now() + 4 + '.' + req.files.render_image2.mimetype.split('/')[1]
+         }
+         if (req.files.chart_image) {
+            chart_image = 'product_' + Date.now() + 5 + '.' + req.files.chart_image.mimetype.split('/')[1]
+         }
       }
 
+
       const data = {
-         price: req.body.price,
-         stock: req.body.stock,
+         cover: cover,
          category: req.body.category,
+         more_section: req.body.more_section,
+         download_section: req.body.download_section,
          product_details: {
             fa: {
                name: req.body.fa_name,
-               description: req.body.fa_description,
-               price: req.body.fa_price
+               short_description: req.body.fa_short_description,
+               page_title: req.body.fa_page_title,
+               page_description: req.body.fa_page_description,
+               more_title1: req.body.fa_more_title1,
+               more_description1: req.body.fa_more_description1,
+               more_title2: req.body.fa_more_title2,
+               more_description2: req.body.fa_more_description2,
+               render_caption1: req.body.fa_render_caption1,
+               render_caption2: req.body.fa_render_caption2,
+               chart_title: req.body.fa_chart_title,
+               chart_description: req.body.fa_chart_description
             },
             en: {
                name: req.body.en_name,
-               description: req.body.en_description,
-               price: req.body.en_price
-            },
-            de: {
-               name: req.body.de_name,
-               description: req.body.de_description,
-               price: req.body.de_price
-            },
-            it: {
-               name: req.body.it_name,
-               description: req.body.it_description,
-               price: req.body.it_price
-            },
-            tr: {
-               name: req.body.tr_name,
-               description: req.body.tr_description,
-               price: req.body.tr_price
+               short_description: req.body.en_short_description,
+               page_title: req.body.en_page_title,
+               page_description: req.body.en_page_description,
+               more_title1: req.body.en_more_title1,
+               more_description1: req.body.en_more_description1,
+               more_title2: req.body.en_more_title2,
+               more_description2: req.body.en_more_description2,
+               render_caption1: req.body.en_render_caption1,
+               render_caption2: req.body.en_render_caption2,
+               chart_title: req.body.en_chart_title,
+               chart_description: req.body.en_chart_description
             }
          },
          created_at: dateformat(Date.now(), 'yyyy-mm-dd HH:MM:ss')
       }
+      if (req.files.more_section_image1) data.more_section_image1 = more_section_image1
+      if (req.files.more_section_image2) data.more_section_image2 = more_section_image2
+      if (req.files.render_image1) data.render_image1 = render_image1
+      if (req.files.render_image2) data.render_image2 = render_image2
+      if (req.files.chart_image) data.chart_image = chart_image
 
-      jimp.read(image.data)
-         .then(img => {
-            img
-               .resize(250, jimp.AUTO)
-               .cover(250, 250)
-               .write(`./static/uploads/images/products/${imageName}`)
-
-            //// write to database
-            data.image = imageName
-            const product = new Product(data)
-            product.save((err, data) => {
-               if (err) console.log(err)
-               return res.json(data)
-            })
-         })
+      //// save images
+      if (req.files) {
+         if (req.files.cover) {
+            await jimp.read(req.files.cover.data)
+               .then(img => {
+                  img
+                     .resize(470, jimp.AUTO)
+                     .cover(470, 390)
+                     .quality(70)
+                     .write(`./static/uploads/images/products/${cover}`)
+               })
+         }
+         if (req.files.more_section_image1) {
+            await jimp.read(req.files.more_section_image1.data)
+               .then(img => {
+                  img
+                     .resize(778, jimp.AUTO)
+                     .cover(778, 395)
+                     .quality(70)
+                     .write(`./static/uploads/images/products/${more_section_image1}`)
+               })
+         }
+         if (req.files.more_section_image2) {
+            await jimp.read(req.files.more_section_image2.data)
+               .then(img => {
+                  img
+                     .resize(778, jimp.AUTO)
+                     .cover(778, 395)
+                     .quality(70)
+                     .write(`./static/uploads/images/products/${more_section_image2}`)
+               })
+         }
+         if (req.files.render_image1) {
+            await jimp.read(req.files.render_image1.data)
+               .then(img => {
+                  img
+                     .resize(300, jimp.AUTO)
+                     .cover(300, 300)
+                     .quality(70)
+                     .write(`./static/uploads/images/products/${render_image1}`)
+               })
+         }
+         if (req.files.render_image2) {
+            await jimp.read(req.files.render_image2.data)
+               .then(img => {
+                  img
+                     .resize(300, jimp.AUTO)
+                     .cover(300, 300)
+                     .quality(70)
+                     .write(`./static/uploads/images/products/${render_image2}`)
+               })
+         }
+         if (req.files.chart_image) {
+            await jimp.read(req.files.chart_image.data)
+               .then(img => {
+                  img
+                     .quality(100)
+                     .write(`./static/uploads/images/products/${chart_image}`)
+               })
+         }
+      }
 
+      //// write to database
+      const product = new Product(data)
+      product.save((err, data) => {
+         if (err) console.log(err)
+         return res.json(data)
+      })
    }
 ]
 
@@ -179,7 +218,7 @@ module.exports.getAllProductsByCategory = [
 
 module.exports.getAllProducts = [
    (req, res) => {
-      Product.find({}).select('image stock category product_details').exec((err, products) => {
+      Product.find({}).select('cover category product_details').exec((err, products) => {
          if (err) console.log(err)
          return res.json(products)
       })
@@ -198,181 +237,233 @@ module.exports.getOneProduct = [
 module.exports.updateProduct = [
    [
       body('fa_name')
-         .isLength({min: 2}).withMessage('حداقل 2 کاراکتر')
+         .notEmpty().withMessage(v_m['fa'].required.title)
          .bail()
          .custom((value, {req}) => {
             return Product.findOne({'product_details.fa.name': value})
                .then(product => {
-                  if (product && product._id.toString() !== req.params.id) return Promise.reject('محصول با این نام از قبل وجود دارد.')
+                  if (product && product._id.toString() !== req.params.id) return Promise.reject(v_m['fa'].duplicated.name)
                   else return true
                })
          }),
 
       body('en_name')
-         .if((value, {req}) => value !== '')
+         .notEmpty().withMessage(v_m['fa'].required.title)
+         .bail()
          .custom((value, {req}) => {
             return Product.findOne({'product_details.en.name': value})
                .then(product => {
-                  if (product && product._id.toString() !== req.params.id) return Promise.reject('محصول با این نام از قبل وجود دارد.')
+                  if (product && product._id.toString() !== req.params.id) return Promise.reject(v_m['fa'].duplicated.name)
                   else return true
                })
          }),
 
-      body('de_name')
-         .if((value, {req}) => value !== '')
-         .custom((value, {req}) => {
-            return Product.findOne({'product_details.de.name': value})
-               .then(product => {
-                  if (product && product._id.toString() !== req.params.id) return Promise.reject('محصول با این نام از قبل وجود دارد.')
-                  else return true
-               })
-         }),
-
-      body('tr_name')
-         .if((value, {req}) => value !== '')
-         .custom((value, {req}) => {
-            return Product.findOne({'product_details.tr.name': value})
-               .then(product => {
-                  if (product && product._id.toString() !== req.params.id) return Promise.reject('محصول با این نام از قبل وجود دارد.')
-                  else return true
-               })
-         }),
-
-      body('it_name')
-         .if((value, {req}) => value !== '')
-         .custom((value, {req}) => {
-            return Product.findOne({'product_details.it.name': value})
-               .then(product => {
-                  if (product && product._id.toString() !== req.params.id) return Promise.reject('محصول با این نام از قبل وجود دارد.')
-                  else return true
-               })
-         }),
-
-      body('fa_description')
-         .isLength({min: 2}).withMessage('حداقل 2 کاراکتر'),
-
-      body('fa_price')
-         .notEmpty().withMessage('قیمت را وارد کنید.')
+      body('fa_short_description')
+         .notEmpty().withMessage(v_m['fa'].required.caption)
          .bail()
-         .isNumeric().withMessage('قیمت باید از جنس عدد باشد'),
+         .isLength({max: 100}).withMessage(v_m['fa'].max_char.max100),
 
-      body('en_price')
-         .notEmpty().withMessage('قیمت را وارد کنید.')
+      body('en_short_description')
+         .notEmpty().withMessage(v_m['fa'].required.caption)
          .bail()
-         .isNumeric().withMessage('قیمت باید از جنس عدد باشد'),
+         .isLength({max: 100}).withMessage(v_m['fa'].max_char.max100),
 
-      body('de_price')
-         .notEmpty().withMessage('قیمت را وارد کنید.')
-         .bail()
-         .isNumeric().withMessage('قیمت باید از جنس عدد باشد'),
+      body('fa_page_title')
+         .notEmpty().withMessage(v_m['fa'].required.title),
 
-      body('tr_price')
-         .notEmpty().withMessage('قیمت را وارد کنید.')
-         .bail()
-         .isNumeric().withMessage('قیمت باید از جنس عدد باشد'),
+      body('en_page_title')
+         .notEmpty().withMessage(v_m['fa'].required.title),
 
-      body('it_price')
-         .notEmpty().withMessage('قیمت را وارد کنید.')
-         .bail()
-         .isNumeric().withMessage('قیمت باید از جنس عدد باشد'),
+      body('fa_page_description')
+         .notEmpty().withMessage(v_m['fa'].required.caption),
 
-      body('stock')
-         .notEmpty().withMessage('موجودی را وارد کنید.')
-         .bail()
-         .isNumeric().withMessage('موجودی باید از جنس عدد باشد'),
+      body('en_page_description')
+         .notEmpty().withMessage(v_m['fa'].required.caption),
+
+      body('en_page_description')
+         .notEmpty().withMessage(v_m['fa'].required.caption),
 
       body('category')
-         .notEmpty().withMessage('دسته بندی را انتخاب کنید.')
+         .notEmpty().withMessage(v_m['fa'].required.category)
    ],
-   (req, res) => {
+   async (req, res) => {
       const errors = validationResult(req)
       if (!errors.isEmpty()) return res.status(422).json({validation: errors.mapped()})
 
+      let cover = null
+      let more_section_image1 = null
+      let more_section_image2 = null
+      let render_image1 = null
+      let render_image2 = null
+      let chart_image = null
+
+      //// generate files names
+      if (req.files) {
+         if (req.files.cover) {
+            cover = 'product_' + Date.now() + '.' + req.files.cover.mimetype.split('/')[1]
+         }
+         if (req.files.more_section_image1) {
+            more_section_image1 = 'product_' + Date.now() + 1 + '.' + req.files.more_section_image1.mimetype.split('/')[1]
+         }
+         if (req.files.more_section_image2) {
+            more_section_image2 = 'product_' + Date.now() + 2 + '.' + req.files.more_section_image2.mimetype.split('/')[1]
+         }
+         if (req.files.render_image1) {
+            render_image1 = 'product_' + Date.now() + 3 + '.' + req.files.render_image1.mimetype.split('/')[1]
+         }
+         if (req.files.render_image2) {
+            render_image2 = 'product_' + Date.now() + 4 + '.' + req.files.render_image2.mimetype.split('/')[1]
+         }
+         if (req.files.chart_image) {
+            chart_image = 'product_' + Date.now() + 5 + '.' + req.files.chart_image.mimetype.split('/')[1]
+         }
+      }
+
+
       const data = {
-         price: req.body.price,
-         stock: req.body.stock,
          category: req.body.category,
+         more_section: req.body.more_section,
+         download_section: req.body.download_section,
          product_details: {
             fa: {
                name: req.body.fa_name,
-               description: req.body.fa_description,
-               price: req.body.fa_price
+               short_description: req.body.fa_short_description,
+               page_title: req.body.fa_page_title,
+               page_description: req.body.fa_page_description,
+               more_title1: req.body.fa_more_title1,
+               more_description1: req.body.fa_more_description1,
+               more_title2: req.body.fa_more_title2,
+               more_description2: req.body.fa_more_description2,
+               render_caption1: req.body.fa_render_caption1,
+               render_caption2: req.body.fa_render_caption2,
+               chart_title: req.body.fa_chart_title,
+               chart_description: req.body.fa_chart_description
             },
             en: {
                name: req.body.en_name,
-               description: req.body.en_description,
-               price: req.body.en_price
-            },
-            de: {
-               name: req.body.de_name,
-               description: req.body.de_description,
-               price: req.body.de_price
-            },
-            it: {
-               name: req.body.it_name,
-               description: req.body.it_description,
-               price: req.body.it_price
-            },
-            tr: {
-               name: req.body.tr_name,
-               description: req.body.tr_description,
-               price: req.body.tr_price
+               short_description: req.body.en_short_description,
+               page_title: req.body.en_page_title,
+               page_description: req.body.en_page_description,
+               more_title1: req.body.en_more_title1,
+               more_description1: req.body.en_more_description1,
+               more_title2: req.body.en_more_title2,
+               more_description2: req.body.en_more_description2,
+               render_caption1: req.body.en_render_caption1,
+               render_caption2: req.body.en_render_caption2,
+               chart_title: req.body.en_chart_title,
+               chart_description: req.body.en_chart_description
             }
          },
-         updated_at: dateformat(Date.now(), 'yyyy-mm-dd HH:MM:ss')
+         created_at: dateformat(Date.now(), 'yyyy-mm-dd HH:MM:ss')
       }
 
+      if (req.files) {
+         if (req.files.cover) data.cover = cover
+         if (req.files.more_section_image1) data.more_section_image1 = more_section_image1
+         if (req.files.more_section_image2) data.more_section_image2 = more_section_image2
+         if (req.files.render_image1) data.render_image1 = render_image1
+         if (req.files.render_image2) data.render_image2 = render_image2
+         if (req.files.chart_image) data.chart_image = chart_image
+      }
 
-      let image
-      let imageName
-      if (req.files && req.files.image) {
-         image = req.files.image
-         imageName = 'product_' + Date.now() + '.' + image.mimetype.split('/')[1]
-         data.image = imageName
-
-         jimp.read(image.data)
-            .then(img => {
-               img
-                  .resize(250, jimp.AUTO)
-                  .cover(250, 250)
-                  .write(`./static/uploads/images/products/${imageName}`)
-
-               Product.findByIdAndUpdate(req.params.id, data, (err, oldData) => {
-                  if (err) console.log(err)
-                  fs.unlink(`./static/${oldData.image}`, (err) => {
-                     if (err) console.log(err)
-                  })
-                  return res.json({message: 'product updated.'})
+      //// save images
+      if (req.files) {
+         if (req.files.cover) {
+            await jimp.read(req.files.cover.data)
+               .then(img => {
+                  img
+                     .resize(470, jimp.AUTO)
+                     .cover(470, 390)
+                     .quality(70)
+                     .write(`./static/uploads/images/products/${cover}`)
                })
-            })
-      } else {
-         Product.findByIdAndUpdate(req.params.id, data, (err, oldData) => {
-            if (err) console.log(err)
-            return res.json({message: 'product updated.'})
-         })
+         }
+         if (req.files.more_section_image1) {
+            await jimp.read(req.files.more_section_image1.data)
+               .then(img => {
+                  img
+                     .resize(778, jimp.AUTO)
+                     .cover(778, 395)
+                     .quality(70)
+                     .write(`./static/uploads/images/products/${more_section_image1}`)
+               })
+         }
+         if (req.files.more_section_image2) {
+            await jimp.read(req.files.more_section_image2.data)
+               .then(img => {
+                  img
+                     .resize(778, jimp.AUTO)
+                     .cover(778, 395)
+                     .quality(70)
+                     .write(`./static/uploads/images/products/${more_section_image2}`)
+               })
+         }
+         if (req.files.render_image1) {
+            await jimp.read(req.files.render_image1.data)
+               .then(img => {
+                  img
+                     .resize(300, jimp.AUTO)
+                     .cover(300, 300)
+                     .quality(70)
+                     .write(`./static/uploads/images/products/${render_image1}`)
+               })
+         }
+         if (req.files.render_image2) {
+            await jimp.read(req.files.render_image2.data)
+               .then(img => {
+                  img
+                     .resize(300, jimp.AUTO)
+                     .cover(300, 300)
+                     .quality(70)
+                     .write(`./static/uploads/images/products/${render_image2}`)
+               })
+         }
+         if (req.files.chart_image) {
+            await jimp.read(req.files.chart_image.data)
+               .then(img => {
+                  img
+                     .quality(100)
+                     .write(`./static/uploads/images/products/${chart_image}`)
+               })
+         }
       }
+
+      //// write to database
+      Product.findByIdAndUpdate(req.params.id, data, (err, oldData) => {
+         if (err) console.log(err)
+         if (req.files) {
+            if (req.files.cover) fs.unlink(`./static/${oldData.cover}`, err => {
+               if (err) console.log(err)
+            })
+            if (req.files.more_section_image1 && oldData.more_section_image1) fs.unlink(`./static/${oldData.more_section_image1}`, err => {
+               if (err) console.log(err)
+            })
+            if (req.files.more_section_image2 && oldData.more_section_image2) fs.unlink(`./static/${oldData.more_section_image2}`, err => {
+               if (err) console.log(err)
+            })
+            if (req.files.render_image1 && oldData.render_image1) fs.unlink(`./static/${oldData.render_image1}`, err => {
+               if (err) console.log(err)
+            })
+            if (req.files.render_image2 && oldData.render_image2) fs.unlink(`./static/${oldData.render_image2}`, err => {
+               if (err) console.log(err)
+            })
+            if (req.files.chart_image && oldData.chart_image) fs.unlink(`./static/${oldData.chart_image}`, err => {
+               if (err) console.log(err)
+            })
+         }
+         Product.findById(oldData._id, (err, data) => {
+            if (err) console.log(err)
+            return res.json(data)
+         })
+      })
    }
 ]
 
 module.exports.deleteProduct = [
    (req, res) => {
-      CartItem.findOne({product_id: req.params.id}, (err, item) => {
+      Product.findByIdAndDelete(req.params.id, (err, product) => {
          if (err) console.log(err)
-         if (item) {
-            return res.status(401).json({message: 'این محصول درون سبد خرید ثبت شده و نمیتوان آن را حذف کرد.'})
-         } else {
-            Order.findOne({'order_items.product_id': req.params.id}, (err, order) => {
-               if (err) console.log(err)
-               if (order) {
-                  return res.status(401).json({message: 'این محصول درون سفارش ثبت شده و نمیتوان آن را حذف کرد.'})
-               } else {
-                  Product.findByIdAndDelete(req.params.id, (err, product) => {
-                     if (err) console.log(err)
-                     return res.json({message: 'محصول با موفقیت حذف شد.'})
-                  })
-               }
-            })
-         }
+         return res.json({message: v_m['fa'].response.success_remove})
       })
    }
 ]
@@ -381,15 +472,13 @@ module.exports.deleteProduct = [
 module.exports.createProductImage = [
    [
       body('product_id')
-         .notEmpty().withMessage('مشخصات محصول را وارد کنید.')
-         .bail()
          .custom((value, {req}) => {
             return Product.findById(value)
                .then(product => {
                   return true
                })
                .catch(err => {
-                  return Promise.reject('محصولی با این مشخصات وجود ندارد.')
+                  return Promise.reject(v_m['fa'].not_found.item_id)
                })
          })
    ],
@@ -403,20 +492,17 @@ module.exports.createProductImage = [
          image = req.files.image
          imageName = 'productImages_' + Date.now() + '.' + image.mimetype.split('/')[1]
 
-         if (image.size / 1024 > 500) return res.status(422).json({validation: {images: {image: {msg: 'حجم عکس نباید بیشتر از 500 کیلوبایت باشد.'}}}})
-
-
          jimp.read(image.data)
             .then(img => {
                img
-                  .resize(250, jimp.AUTO)
-                  .cover(250, 250)
-                  .write(`./static/uploads/images/products/gallery/${imageName}`)
+                  .resize(470, jimp.AUTO)
+                  .cover(470, 390)
+                  .write(`./static/uploads/images/products/${imageName}`)
 
                //// write to database
                Product.findById(req.body.product_id, (err, product) => {
                   if (err) console.log(err)
-                  product.product_images.push({
+                  product.images.push({
                      image: imageName,
                      created_at: dateformat(Date.now(), 'yyyy-mm-dd HH:MM:ss')
                   })
@@ -426,16 +512,16 @@ module.exports.createProductImage = [
             })
 
       } else {
-         return res.status(422).json({validation: {images: {image: {msg: 'عکس اجباری است.'}}}})
+         return res.status(422).json({validation: {images: {image: {msg: v_m['fa'].required.image}}}})
       }
    }
 ]
 
 module.exports.deleteProductImage = [
    (req, res) => {
-      Product.findOne({'product_images._id': req.params.imageID}, (err, product) => {
+      Product.findOne({'images._id': req.params.imageID}, (err, product) => {
          if (err) return res.status(404).json(err)
-         const productImage = product.product_images.id(req.params.imageID)
+         const productImage = product.images.id(req.params.imageID)
          fs.unlink(`./static/${productImage.image}`, err => {
             if (err) console.log(err)
          })
@@ -449,85 +535,66 @@ module.exports.deleteProductImage = [
 ]
 
 ////////////////////////////////////////// products features controllers
-module.exports.createProductFeature = [
+module.exports.createPDF = [
    [
-      body('fa_name')
-         .notEmpty().withMessage('عنوان نباید خالی باشد'),
-      body('en_name')
-         .notEmpty().withMessage('عنوان نباید خالی باشد'),
-      body('de_name')
-         .notEmpty().withMessage('عنوان نباید خالی باشد'),
-      body('tr_name')
-         .notEmpty().withMessage('عنوان نباید خالی باشد'),
-      body('it_name')
-         .notEmpty().withMessage('عنوان نباید خالی باشد'),
-
-      body('fa_value')
-         .notEmpty().withMessage('توضیحات نباید خالی باشد'),
-      body('en_value')
-         .notEmpty().withMessage('توضیحات نباید خالی باشد'),
-      body('tr_value')
-         .notEmpty().withMessage('توضیحات نباید خالی باشد'),
-      body('de_value')
-         .notEmpty().withMessage('توضیحات نباید خالی باشد'),
-      body('it_value')
-         .notEmpty().withMessage('توضیحات نباید خالی باشد'),
+      body('fa_pdf')
+         .notEmpty().withMessage(v_m['fa'].required.title),
+      body('en_pdf')
+         .notEmpty().withMessage(v_m['fa'].required.title),
 
       body('product_id')
-         .notEmpty().withMessage('مشخصات محصول را وارد کنید.')
-         .bail()
          .custom((value, {req}) => {
             return Product.findById(value)
                .then(product => {
                   return true
                })
                .catch(err => {
-                  return Promise.reject('محصولی با این مشخصات وجود ندارد.')
+                  return Promise.reject(v_m['fa'].not_found.item_id)
                })
          })
    ],
    (req, res) => {
       const errors = validationResult(req)
-      if (!errors.isEmpty()) return res.status(422).json({validation: {features: errors.mapped()}})
+      if (!errors.isEmpty()) return res.status(422).json({validation: errors.mapped()})
+      if (!req.files || !req.files.pdf) return res.status(422).json({validation: {pdf: {msg: v_m['fa'].required.file}}})
+
+      let file = 'pdf_' + Date.now() + '.' + req.files.pdf.mimetype.split('/')[1]
+      req.files.pdf.mv(`./static/uploads/pdf/${file}`, err => {
+         if (err) console.log(err)
+      })
 
       const data = {
-         fa: {
-            name: req.body.fa_name,
-            value: req.body.fa_value
-         },
-         en: {
-            name: req.body.en_name,
-            value: req.body.en_value
-         },
-         de: {
-            name: req.body.de_name,
-            value: req.body.de_value
-         },
-         tr: {
-            name: req.body.tr_name,
-            value: req.body.tr_value
-         },
-         it: {
-            name: req.body.it_name,
-            value: req.body.it_value
+         file: file,
+         pdf_details: {
+            fa: {
+               name: req.body.fa_pdf
+            },
+            en: {
+               name: req.body.en_pdf
+            }
          },
          created_at: dateformat(Date.now(), 'yyyy-mm-dd HH:MM:ss')
       }
 
       Product.findById(req.body.product_id, (err, product) => {
          if (err) console.log(err)
-         product.product_features.push(data)
+         product.pdf_files.push(data)
          product.save()
          return res.json(product)
       })
    }
 ]
 
-module.exports.deleteProductFeature = [
+module.exports.deletePDF = [
    (req, res) => {
-      Product.findOne({'product_features._id': req.params.featureID}, (err, product) => {
+      Product.findOne({'pdf_files._id': req.params.pdfID}, (err, product) => {
          if (err) return res.status(500).json({message: err})
-         product.product_features.id(req.params.featureID).remove()
+         let pdf = product.pdf_files.id(req.params.pdfID)
+         pdf.remove(cb => {
+            fs.unlink(`./static/${pdf.file}`, err => {
+               if (err) console.log(err)
+            })
+         })
          product.save()
          return res.json(product)
       })