refactor(server): make redis required module (#9121)

packages/backend/server/src/base/websocket/index.ts

@@ -1,70 +1,14 @@
 import './config';
 
-import {
-  FactoryProvider,
-  INestApplicationContext,
-  Module,
-  Provider,
-} from '@nestjs/common';
-import { IoAdapter } from '@nestjs/platform-socket.io';
-import { Server } from 'socket.io';
+import { Module } from '@nestjs/common';
 
-import { Config } from '../config';
-import { AuthenticationRequired } from '../error';
-
-export const SocketIoAdapterImpl = Symbol('SocketIoAdapterImpl');
-
-export class SocketIoAdapter extends IoAdapter {
-  constructor(protected readonly app: INestApplicationContext) {
-    super(app);
-  }
-
-  override createIOServer(port: number, options?: any): Server {
-    const config = this.app.get(WEBSOCKET_OPTIONS) as Config['websocket'];
-    const server: Server = super.createIOServer(port, {
-      ...config,
-      ...options,
-    });
-
-    if (config.canActivate) {
-      server.use((socket, next) => {
-        // @ts-expect-error checked
-        config
-          .canActivate(socket)
-          .then(pass => {
-            if (pass) {
-              next();
-            } else {
-              throw new AuthenticationRequired();
-            }
-          })
-          .catch(e => {
-            next(e);
-          });
-      });
-    }
-
-    return server;
-  }
-}
-
-const SocketIoAdapterImplProvider: Provider = {
-  provide: SocketIoAdapterImpl,
-  useValue: SocketIoAdapter,
-};
-
-export const WEBSOCKET_OPTIONS = Symbol('WEBSOCKET_OPTIONS');
-
-export const websocketOptionsProvider: FactoryProvider = {
-  provide: WEBSOCKET_OPTIONS,
-  useFactory: (config: Config) => {
-    return config.websocket;
-  },
-  inject: [Config],
-};
+import { WEBSOCKET_OPTIONS, websocketOptionsProvider } from './options';
 
 @Module({
-  providers: [SocketIoAdapterImplProvider, websocketOptionsProvider],
-  exports: [SocketIoAdapterImplProvider, websocketOptionsProvider],
+  providers: [websocketOptionsProvider],
+  exports: [websocketOptionsProvider],
 })
 export class WebSocketModule {}
+
+export { WEBSOCKET_OPTIONS };
+export { SocketIoAdapter } from './adapter';