somewhere

server/controllers/downloadCategoryController.js

@@ -0,0 +1,96 @@
+const { body, validationResult } = require('express-validator')
+const DownloadCategory = require('../models/download/DownloadCategory')
+const Download = require('../models/download/Download')
+const { _sr } = require('../plugins/serverResponses')
+const { res404, res500, checkValidations } = require('../plugins/controllersHelperFunctions')
+
+const _faSr = _sr.fa
+
+module.exports.create = [
+  [
+    body('name')
+      .notEmpty()
+      .withMessage(_faSr.required.name)
+      .bail()
+      .custom((value, { req }) => {
+        return DownloadCategory.findOne({ name: value }).then(category => {
+          if (category) return Promise.reject(_faSr.duplicated.name)
+          else return true
+        })
+      })
+  ],
+  checkValidations(validationResult),
+  (req, res) => {
+    const data = {
+      _creator: req.user_id,
+      name: req.body.name
+    }
+
+    const dCategory = new DownloadCategory(data)
+    dCategory.save(err => {
+      if (err) console.log(err)
+      return res.json({ message: _faSr.response.success_save })
+    })
+  }
+]
+
+module.exports.getAll = [
+  (req, res) => {
+    DownloadCategory.find({}, (err, categories) => {
+      if (err) return res500(res, err)
+      return res.json(categories)
+    })
+  }
+]
+
+module.exports.getOne = [
+  (req, res) => {
+    DownloadCategory.findById(req.params?.id)
+      .populate('_creator', 'first_name last_name')
+      .exec((err, category) => {
+        if (err) return res404(res, err)
+        return res.json(category)
+      })
+  }
+]
+
+module.exports.update = [
+  [
+    body('name')
+      .notEmpty()
+      .withMessage(_faSr.required.name)
+      .bail()
+      .custom((value, { req }) => {
+        return DownloadCategory.findOne({ name: value }).then(category => {
+          if (category && category._id.toString() !== req.params.id) return Promise.reject(_faSr.duplicated.name)
+          else return true
+        })
+      })
+  ],
+  checkValidations(validationResult),
+  (req, res) => {
+    const data = {
+      _creator: req.user_id,
+      name: req.body.name
+    }
+    DownloadCategory.findByIdAndUpdate(req.params.id, data, (err, oldData) => {
+      if (err) return res404(res, err)
+      return res.json({ message: _faSr.response.success_save })
+    })
+  }
+]
+
+module.exports.delete = [
+  (req, res) => {
+    Download.findOne({ category: req.params.id }, (err, item) => {
+      if (err) return res404(res, err)
+      if (item) return res.status(403).json({ message: 'این دسته بندی دارای آیتم میباشد.' })
+      else {
+        DownloadCategory.findByIdAndDelete(req.params.id, (err, category) => {
+          if (err) return res404(res, err)
+          return res.json({ message: _faSr.response.success_remove })
+        })
+      }
+    })
+  }
+]