wip: optimizations

toju-app/src/app/domains/game-activity/application/game-activity.service.ts

@@ -8,6 +8,7 @@ import { HttpClient } from '@angular/common/http';
 import { Store } from '@ngrx/store';
 import { Subscription, firstValueFrom } from 'rxjs';
 import { ElectronBridgeService } from '../../../core/platform/electron/electron-bridge.service';
+import { jsonStorage } from '../../../infrastructure/persistence/json-storage.service';
 import { RealtimeSessionFacade } from '../../../core/realtime';
 import { ServerDirectoryFacade } from '../../server-directory';
 import { UsersActions } from '../../../store/users/users.actions';
@@ -88,6 +89,7 @@ const IGNORED_PROCESS_PATTERNS = [
 export class GameActivityService implements OnDestroy {
   private readonly electron = inject(ElectronBridgeService);
   private readonly http = inject(HttpClient);
+  private readonly jsonStorage = jsonStorage;
   private readonly ngZone = inject(NgZone);
   private readonly serverDirectory = inject(ServerDirectoryFacade);
   private readonly store = inject(Store);
@@ -385,13 +387,9 @@ export class GameActivityService implements OnDestroy {
   }
 
   private readMatchCache(): Record<string, CachedGameMatch> {
-    try {
-      const parsed = JSON.parse(localStorage.getItem(GAME_MATCH_CACHE_STORAGE_KEY) ?? '{}') as unknown;
+    const parsed = this.jsonStorage.read<unknown>(GAME_MATCH_CACHE_STORAGE_KEY, null);
 
-      return this.normalizeMatchCache(parsed);
-    } catch {
-      return {};
-    }
+    return this.normalizeMatchCache(parsed);
   }
 
   private normalizeMatchCache(value: unknown): Record<string, CachedGameMatch> {
@@ -465,7 +463,7 @@ export class GameActivityService implements OnDestroy {
       .sort((left, right) => right[1].expiresAt - left[1].expiresAt)
       .slice(0, MAX_LOCAL_CACHE_ENTRIES);
 
-    localStorage.setItem(GAME_MATCH_CACHE_STORAGE_KEY, JSON.stringify(Object.fromEntries(entries)));
+    this.jsonStorage.write(GAME_MATCH_CACHE_STORAGE_KEY, Object.fromEntries(entries));
   }
 
   private normalizeCacheKey(value: string): string {