code refactor

src/views/mobile/SignupPage.vue

@@ -177,6 +177,7 @@
 import { mapStores } from 'pinia';
 import { useRootStore } from '@/stores/index.js';
 import { useSettingsStore } from '@/stores/setting.js';
+import { useUserStore } from '@/stores/user.js';
 import { useTransactionCategoriesStore } from '@/stores/transactionCategory.js';
 import { useExchangeRatesStore } from '@/stores/exchangeRates.js';
 
@@ -188,20 +189,11 @@ export default {
         'f7router'
     ],
     data() {
-        const self = this;
-        const settingsStore = useSettingsStore();
+        const userStore = useUserStore();
+        const newUser = userStore.generateNewUserInfo(this.$locale.getCurrentLanguageCode());
 
         return {
-            user: {
-                username: '',
-                password: '',
-                confirmPassword: '',
-                email: '',
-                nickname: '',
-                language: self.$locale.getCurrentLanguageCode(),
-                defaultCurrency: settingsStore.localeDefaultSettings.currency,
-                firstDayOfWeek: settingsStore.localeDefaultSettings.firstDayOfWeek,
-            },
+            user: newUser,
             submitting: false,
             usePresetCategories: false,
             showPresetCategories: false,