use enums from enum file

app/models/realestaterequest.js

@@ -1,5 +1,13 @@
 'use strict';
+const {realEstateTypes, sizes, gardenSizes, prices } = require('../helpers/enums');
+
 module.exports = (sequelize, DataTypes) => {
+
+  const realEstateTypeValues = realEstateTypes.map(realEstateType => realEstateType.id);
+  const sizeValues = sizes.map(size => size.id);
+  const gardenSizeValues = gardenSizes.map(gardenSize => gardenSize.id);
+  const priceValues = prices.map(price => price.id);
+
   const RealEstateRequest = sequelize.define('RealEstateRequest', {
     uniqueId: {
       type: DataTypes.UUID,
@@ -8,22 +16,22 @@ module.exports = (sequelize, DataTypes) => {
     },
     realEstateType: {
       type: DataTypes.ENUM,
-      values: ['kuca','stan','vikendica','plac','poslovni_prostor','apartman','garaza']
+      values: realEstateTypeValues,
     },
     email: DataTypes.STRING,
     region: DataTypes.STRING,
     municipality: DataTypes.STRING,
     size: {
       type: DataTypes.ENUM,
-      values: ['50m2', '70m2', '100m2', '150m2', '200m2', 'moreThan200m2']
+      values: sizeValues,
     },
     gardenSize: {
       type: DataTypes.ENUM,
-      values: ['100m2', '500m2', '1000m2', '2000m2', '3000m2', 'moreThan3000m2']
+      values: gardenSizeValues,
     },
     price: {
       type: DataTypes.ENUM,
-      values: ['50kKM', '100kKM', '150kKM', '200kKM', '250kKM', 'moreThan250kKM']
+      values: priceValues,
     }
   }, {});
   RealEstateRequest.associate = function(models) {