auto update exchange rates data only when current date does not equal to last updated date

src/lib/services.js

@@ -1,4 +1,5 @@
 import axios from 'axios';
+import moment from 'moment';
 import userState from "./userstate.js";
 import exchangeRates from "./exchangeRates.js";
 
@@ -213,7 +214,13 @@ export default {
     getLatestExchangeRates: () => {
         return axios.get('v1/exchange_rates/latest.json');
     },
-    refreshLatestExchangeRates: () => {
+    autoRefreshLatestExchangeRates: () => {
+        const currentExchangeRateData = exchangeRates.getExchangeRates();
+
+        if (currentExchangeRateData && currentExchangeRateData.date === moment().format('YYYY-MM-DD')) {
+            return;
+        }
+
         return axios.get('v1/exchange_rates/latest.json', {
             ignoreError: true
         }).then(response => {

src/mobile-main.js

@@ -167,7 +167,7 @@ if (userstate.isUserLogined()) {
 
 // auto refresh exchange rates data
 if (settings.isAutoUpdateExchangeRatesData()) {
-    services.refreshLatestExchangeRates();
+    services.autoRefreshLatestExchangeRates();
 }
 
 new Vue({

src/views/mobile/Login.vue

@@ -188,7 +188,7 @@ export default {
                 self.$user.updateTokenAndUserInfo(data.result);
 
                 if (self.$settings.isAutoUpdateExchangeRatesData()) {
-                    self.$services.refreshLatestExchangeRates();
+                    self.$services.autoRefreshLatestExchangeRates();
                 }
 
                 router.navigate('/');