Immediately hide modal when deleting workspace (#187)

* immediately hide modal when deleting workspace

* only pop modal when purging is successful

src/app/common/modals/settings.tsx

@@ -440,7 +440,7 @@ class SessionSettingsModal extends React.Component<{}, {}> {
                 return;
             }
             let prtn = GlobalCommandRunner.sessionPurge(this.sessionId);
-            commandRtnHandler(prtn, this.errorMessage);
+            commandRtnHandler(prtn, this.errorMessage, () => GlobalModel.modalsModel.popModal());
         });
     }
 
@@ -783,7 +783,10 @@ class ClientSettingsModal extends React.Component<{}, {}> {
                     <div className="settings-field">
                         <div className="settings-label">Check for Updates</div>
                         <div className="settings-input">
-                            <Toggle checked={!cdata.clientopts.noreleasecheck} onChange={this.handleChangeReleaseCheck} />
+                            <Toggle
+                                checked={!cdata.clientopts.noreleasecheck}
+                                onChange={this.handleChangeReleaseCheck}
+                            />
                         </div>
                     </div>
                     <div className="settings-field">

src/util/util.ts

@@ -390,9 +390,12 @@ function getColorRGB(colorInput) {
     return computedColorStyle;
 }
 
-function commandRtnHandler(prtn: Promise<CommandRtnType>, errorMessage: OV<string>) {
+function commandRtnHandler(prtn: Promise<CommandRtnType>, errorMessage: OV<string>, onSuccess?: () => void) {
     prtn.then((crtn) => {
         if (crtn.success) {
+            if (onSuccess) {
+                onSuccess();
+            }
             return;
         }
         mobx.action(() => {