fix(infra): memory leak (#9013)

packages/common/infra/src/framework/core/event.ts

@@ -48,16 +48,16 @@ export class EventBus {
     this.listeners[event.id].push(listener);
     const off = this.parent?.on(event, listener);
     return () => {
-      this.off(event, listener);
       off?.();
+      this.off(event.id, listener);
     };
   }
 
-  off<T>(event: FrameworkEvent<T>, listener: (event: T) => void) {
-    if (!this.listeners[event.id]) {
+  private off(eventId: string, listener: (event: any) => void) {
+    if (!this.listeners[eventId]) {
       return;
     }
-    this.listeners[event.id] = this.listeners[event.id].filter(
+    this.listeners[eventId] = this.listeners[eventId].filter(
       l => l !== listener
     );
   }
@@ -76,6 +76,15 @@ export class EventBus {
       }
     });
   }
+
+  dispose(): void {
+    for (const eventId of Object.keys(this.listeners)) {
+      for (const listener of this.listeners[eventId]) {
+        this.parent?.off(eventId, listener);
+      }
+    }
+    this.listeners = {};
+  }
 }
 
 interface EventHandler {

packages/common/infra/src/framework/core/provider.ts

@@ -130,6 +130,7 @@ export class ComponentCachePool {
         }
       }
     }
+    this.cache.clear();
   }
 
   [Symbol.dispose]() {
@@ -318,5 +319,6 @@ export class BasicFrameworkProvider extends FrameworkProvider {
     }
     this.disposed = true;
     this.cache.dispose();
+    this.eventBus.dispose();
   }
 }

packages/common/infra/src/modules/workspace/entities/workspace.ts

@@ -82,4 +82,8 @@ export class Workspace extends Entity {
     }),
     undefined
   );
+
+  override dispose(): void {
+    this.docCollection.dispose();
+  }
 }

packages/common/infra/src/modules/workspace/services/repo.ts

@@ -49,7 +49,7 @@ export class WorkspaceRepositoryService extends Service {
       return {
         workspace,
         dispose: () => {
-          workspace.dispose();
+          workspace.scope.dispose();
         },
       };
     }

packages/common/infra/src/modules/workspace/services/workspace.ts

@@ -10,4 +10,8 @@ export class WorkspaceService extends Service {
     }
     return this._workspace;
   }
+
+  override dispose(): void {
+    this._workspace?.dispose();
+  }
 }

packages/common/infra/src/modules/workspace/testing/testing-provider.ts

@@ -70,6 +70,8 @@ class TestingWorkspaceLocalProvider implements WorkspaceFlavourProvider {
     const list = this.workspaceListStore.get<WorkspaceMetadata[]>('list') ?? [];
     this.workspaceListStore.set('list', [...list, meta]);
 
+    docCollection.dispose();
+
     return { id, flavour: 'local' };
   }
   workspaces$ = LiveData.from<WorkspaceMetadata[]>(
@@ -94,6 +96,8 @@ class TestingWorkspaceLocalProvider implements WorkspaceFlavourProvider {
 
     applyUpdate(bs.doc, data);
 
+    bs.dispose();
+
     return {
       name: bs.meta.name,
       avatar: bs.meta.avatar,