Only reset store when intl fields exist

Author: SachaG

packages/vulcan-core/lib/modules/components/App.jsx

@@ -1,4 +1,4 @@
-import { Components, registerComponent, getSetting, Strings, runCallbacks, detectLocale } from 'meteor/vulcan:lib';
+import { Components, registerComponent, getSetting, Strings, runCallbacks, detectLocale, hasIntlFields } from 'meteor/vulcan:lib';
 import React, { PureComponent } from 'react';
 import PropTypes from 'prop-types';
 import { IntlProvider, intlShape } from 'meteor/vulcan:i18n';
@@ -54,7 +54,9 @@ class App extends PureComponent {
      await this.props.editMutation({ documentId: this.props.currentUser._id, set: { locale }});
     }
     moment.locale(locale);
-    this.props.client.resetStore()
+    if (hasIntlFields) {
+      this.props.client.resetStore();
+    }
   };
 
   getChildContext() {

packages/vulcan-lib/lib/modules/collections.js

@@ -11,6 +11,9 @@ const wrapAsync = (Meteor.wrapAsync)? Meteor.wrapAsync : Meteor._wrapAsync;
 
 registerSetting('maxDocumentsPerRequest', 1000, 'Maximum documents per request');
 
+// will be set to `true` if there is one or more intl schema fields
+export let hasIntlFields = false;
+
 export const Collections = [];
 
 export const getCollection = name => Collections.find(({ options: { collectionName }}) => name === collectionName);
@@ -130,6 +133,10 @@ export const createCollection = options => {
   Object.keys(schema).forEach(fieldName => {
     const fieldSchema = schema[fieldName];
     if (fieldSchema.type && fieldSchema.type.name === 'IntlString') {
+
+      // we have at least one intl field
+      hasIntlFields = true;
+
       // make non-intl field optional
       schema[fieldName].optional = true;