Simplify event index store reset flow

src/components/views/dialogs/SeshatResetDialog.tsx

@@ -36,8 +36,8 @@ export default class SeshatResetDialog extends React.PureComponent<IProps> {
                 <div>
                     <p>
                         {_t(
-                            "Your event store appears corrupted. " +
-                            "This action will restart this application.",
+                            "Your event store appears to be corrupted. " +
+                            "Your messages will be re-indexed as soon as the store is initialised.",
                         )}
                     </p>
                 </div>

src/components/views/settings/EventIndexPanel.js

@@ -123,11 +123,15 @@ export default class EventIndexPanel extends React.Component {
         await this.updateState();
     }
 
-    _confirmEventStoreReset() {
-        Modal.createDialog(SeshatResetDialog, {
-            onFinished: (success) => {
+    _confirmEventStoreReset = () => {
+        const self = this;
+        const { close } = Modal.createDialog(SeshatResetDialog, {
+            onFinished: async (success) => {
                 if (success) {
-                    EventIndexPeg.resetEventStore();
+                    await SettingsStore.setValue('enableEventIndexing', null, SettingLevel.DEVICE, false);
+                    await EventIndexPeg.deleteEventIndex();
+                    await self._onEnable();
+                    close();
                 }
             },
         });
@@ -223,7 +227,10 @@ export default class EventIndexPanel extends React.Component {
             eventIndexingSettings = (
                 <div className='mx_SettingsTab_subsectionText'>
                     <p>
-                        {_t("Message search initilisation failed")}
+                        {this.state.enabling
+                            ? <InlineSpinner />
+                            : _t("Message search initilisation failed")
+                        }
                     </p>
                     {EventIndexPeg.error && (
                     <details>

src/indexing/BaseEventIndexManager.ts

@@ -309,14 +309,4 @@ export default abstract class BaseEventIndexManager {
     async deleteEventIndex(): Promise<void> {
         throw new Error("Unimplemented");
     }
-
-    /**
-     * Reset a potentially corrupted event store
-     *
-     * @return {Promise} A promise that will resolve once the event store has
-     * been deleted.
-     */
-    async resetEventStore(): Promise<void> {
-        throw new Error("Unimplemented");
-    }
 }

src/indexing/EventIndexPeg.js

@@ -179,11 +179,6 @@ class EventIndexPeg {
             await indexManager.deleteEventIndex();
         }
     }
-
-    resetEventStore() {
-        const indexManager = PlatformPeg.get().getEventIndexingManager();
-        return indexManager.resetEventStore();
-    }
 }
 
 if (!global.mxEventIndexPeg) {