increase timeout allowed for joining open group

ts/components/session/LeftPaneMessageSection.tsx

@@ -467,6 +467,7 @@ export class LeftPaneMessageSection extends React.Component<Props, State> {
         id: 'connectToServer',
         type: 'success',
       });
+      this.setState({ loading: true });
       await OpenGroup.join(serverUrl, async () => {
         if (await OpenGroup.serverExists(serverUrl)) {
           ToastUtils.push({
@@ -474,9 +475,8 @@ export class LeftPaneMessageSection extends React.Component<Props, State> {
             id: 'connectToServer',
             type: 'success',
           });
-
-          this.setState({ loading: true });
         }
+        this.setState({ loading: false });
       });
       const openGroupConversation = await OpenGroup.getConversation(serverUrl);
 
@@ -498,6 +498,7 @@ export class LeftPaneMessageSection extends React.Component<Props, State> {
         id: 'connectToServer',
         type: 'error',
       });
+      this.setState({ loading: false });
     } finally {
       this.setState({
         loading: false,

ts/session/types/OpenGroup.ts

@@ -129,7 +129,7 @@ export class OpenGroup {
 
       conversation = await PromiseUtils.timeout(
         window.attemptConnection(prefixedServer, channel),
-        5000
+        15000
       );
       if (!conversation) {
         throw new Error(window.i18n('connectToServerFail'));