somewhere

server/controllers/ticketsController.js

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+const { body, validationResult } = require('express-validator')
+const TicketConversation = require('../models/TicketConversation')
+const User = require('../models/User')
+const { notifyUser } = require('../WebSocket/controllers/user_EventsController')
+const { notifyAdmin } = require('../WebSocket/controllers/admin_EventsController')
+const { res404, res500, checkValidations } = require('../plugins/controllersHelperFunctions')
+const { _sr } = require('../plugins/serverResponses')
+const _faSr = _sr.fa
+
+// env variables
+const maxAttachmentSize = 2048
+const userIdPopulation = 'first_name last_name verity_businessCode panatech_businessCode'
+
+/// ////////// user
+module.exports.add_ticket = [
+  [
+    body('title').notEmpty().withMessage(_faSr.required.title),
+    body('user_id').notEmpty().withMessage('کد مشتری را وارد کنید')
+  ],
+  checkValidations(validationResult),
+  (req, res) => {
+    const { title, transaction_id, user_id } = req.body
+
+    const data = { title, transaction_id, user_id }
+
+    const ticketConversation = new TicketConversation(data)
+    ticketConversation.save((err, data) => {
+      if (err) console.log(err)
+      return res.json(data)
+    })
+  }
+]
+
+module.exports.add_message_to_ticket = [
+  [
+    body('message')
+      .if((value, { req }) => !req.files)
+      .notEmpty()
+      .withMessage(_faSr.required.message)
+  ],
+  checkValidations(validationResult),
+  async (req, res) => {
+    const { message } = req.body
+    const { user_id } = req
+
+    const data = { message, user_id, isUser: true }
+
+    try {
+      // check user scope
+      const user = await User.findById(user_id)
+      if (user.scope.includes('admin')) data.isUser = false
+
+      // save files
+      if (req.files?.image) {
+        const image = req.files.image
+        const fileName = 'TicketAttachment_' + Date.now() + '.' + image.mimetype.split('/')[1]
+        const acceptableFormats = ['png', 'jpg', 'jpeg', 'webp']
+        if (!acceptableFormats.includes(image.mimetype.split('/')[1]))
+          return res.status(422).json({ validation: { image: { msg: _faSr.format.image } } })
+        if (image.size / 1024 > maxAttachmentSize)
+          return res
+            .status(422)
+            .json({ validation: { image: { msg: `حجم تصویر نباید بیشتر از ${maxAttachmentSize} KB باشد.` } } })
+        data.image = fileName
+        await image.mv(`./static/uploads/images/tickets/${fileName}`)
+      }
+
+      // find conversation and update messages
+      const conversation = await TicketConversation.findById(req.params.id)
+        .populate('user_id', userIdPopulation)
+        .populate('messages.user_id', userIdPopulation)
+      conversation.messages.push(data)
+      await conversation.save()
+      if (data.isUser) {
+        notifyAdmin('newTicketMsg')
+        notifyAdmin('updateUnreadTickets')
+      } else {
+        notifyUser('updateUnreadTickets', conversation.user_id._id)
+        notifyUser('newTicketMsg', conversation.user_id._id)
+      }
+      return res.json(conversation)
+    } catch (e) {
+      return res404(res, e)
+    }
+  }
+]
+
+module.exports.get_all_tickets = [
+  (req, res) => {
+    const { user_id } = req
+    TicketConversation.find({ user_id }, (err, conversations) => {
+      if (err) return res500(res, err)
+      else return res.json(conversations)
+    })
+  }
+]
+
+module.exports.get_one_ticket = [
+  (req, res) => {
+    TicketConversation.findById(req.params.id)
+      .populate('user_id', userIdPopulation)
+      .populate('messages.user_id', userIdPopulation)
+      .exec((err, data) => {
+        if (err) return res404(res, err)
+        // after sending messages to user set read status to true
+        const messages = data.messages
+        setTimeout(async () => {
+          try {
+            const user = await User.findById(req.user_id)
+            if (messages.length) {
+              let userNeedsNotify = false
+              let adminNeedsNotify = false
+              messages.forEach((item, index) => {
+                if (item.isUser && user.scope.includes('admin') && !item.read) {
+                  // console.log(index, ' these are user messages')
+                  adminNeedsNotify = true
+                  item.read = true
+                }
+
+                if (!item.isUser && !user.scope.includes('admin') && !item.read) {
+                  // console.log(index, ' these are admin messages')
+                  userNeedsNotify = true
+                  item.read = true
+                }
+
+                if (index === messages.length - 1) {
+                  data.save(err => {
+                    if (err) console.log(err)
+
+                    if (userNeedsNotify) notifyUser('updateUnreadTickets', data.user_id._id)
+
+                    if (adminNeedsNotify) notifyAdmin('updateUnreadTickets')
+                  })
+                }
+              })
+            }
+          } catch (e) {
+            return res500(res, e)
+          }
+        }, 500)
+        return res.json(data)
+      })
+  }
+]
+
+/// ///////// admin
+
+module.exports.get_all_tickets_for_admin = [
+  (req, res) => {
+    TicketConversation.find({})
+      .populate('user_id', userIdPopulation)
+      .exec((err, data) => {
+        if (err) return res500(res, err)
+        return res.json(data)
+      })
+  }
+]