insatller fee

server/controllers/GPS.Fee.js

@@ -0,0 +1,25 @@
+const { body, validationResult } = require('express-validator')
+const Fee = require('../models/GPS.Fee')
+const titleKey = 'install_fee'
+const { checkValidations } = require('../plugins/controllersHelperFunctions')
+
+module.exports.setFee = [
+  [body('amount').notEmpty().isInt().withMessage('مقدار هزینه را وارد کنید')],
+  checkValidations(validationResult),
+  async (req, res) => {
+    const { amount } = req.body
+    const fee = await Fee.findOne({ title: titleKey })
+    if (fee) {
+      fee.amount = amount
+      await fee.save()
+      return res.status(200).json(fee)
+    }
+    const newFee = await Fee.create({ title: titleKey, amount })
+    res.status(201).json(newFee)
+  }
+]
+
+module.exports.getFee = async (req, res) => {
+  const fee = await Fee.findOne({ title: titleKey })
+  res.status(200).json(fee)
+}