import {
  WebSocketGateway,
  WebSocketServer,
  SubscribeMessage,
  OnGatewayConnection,
} from '@nestjs/websockets';
import { Server, Socket } from 'socket.io';
import { EventEmitter2 } from '@nestjs/event-emitter';
import { BidsService } from '../services/bids.service';
import { WebBidsService } from '../services/web-bids.service';
import { plainToClass } from 'class-transformer';
import { WebBid } from '../entities/wed-bid.entity';
import * as cookie from 'cookie';
import { Constant } from '@/modules/auth/ultils/constant';
import { getWayMiddleware } from '@/modules/auth/middlewares/get-way.middleware';
import { AdminsService } from '@/modules/admins/services/admins.service';
import { JwtService } from '@nestjs/jwt';

@WebSocketGateway({
  namespace: 'admin-bid-ws',
  cors: {
    origin: '*',
    methods: ['GET', 'POST'],
    credentials: true,
  },
})
export class AdminBidGateway implements OnGatewayConnection {
  @WebSocketServer()
  server: Server;

  constructor(
    private eventEmitter: EventEmitter2,
    private readonly jwtService: JwtService,
    private webBidsService: WebBidsService,
    private readonly adminService: AdminsService,
  ) {}

  async onModuleInit() {
    this.eventEmitter.on('bids.updated', (data) => {
      this.server.emit('adminBidsUpdated', plainToClass(WebBid, data));
    });

    this.eventEmitter.on('working', (data) => {
      this.server.emit('working', data);
    });
  }

  async handleConnection(client: Socket) {
    await getWayMiddleware(client, this.jwtService, this.adminService);

    console.log(`📢 Client connected: ${client.id}`);

    const data = await this.webBidsService.getDataClient();
    // Gửi dữ liệu bids ngay khi client kết nối
    client.emit('adminBidsUpdated', plainToClass(WebBid, data));
  }
}