:bug: checking for existing sort type before making req

vue-theme/src/utils/api.js

 import axios from 'axios'
+import { sortTypes } from './helpers'
 
 const SETTINGS = {
     LOADING_SEGMENTS: 2,
 
 export default {
     getByType(type, sortType, cb) {
-        if (sortType) {
+        if (sortType && Object.values(sortTypes).includes(sortType)) {
             return axios
                 .get(SETTINGS.API_BASE_PATH + `sort/${type}/${sortType}`)
                 .then(response => {