import { Injectable, Logger, UseFilters } from '@nestjs/common';
import {
  ConnectedSocket,
  OnGatewayConnection,
  MessageBody,
  SubscribeMessage,
  WebSocketGateway,
} from '@nestjs/websockets';
import { PlayerService } from './players/player.service';
import { GameService } from 'src/games/game.service';
import { Socket } from 'socket.io';
import { ClientEvent, CreateLobbyEvent, JoinLobbyEvent } from 'interface';
import { WsExceptionFilter } from './websocket-exception-filter';
import { PlayerNotFoundException } from './exceptions';

@WebSocketGateway({ cors: true })
@Injectable()
export class AppService implements OnGatewayConnection {
  private readonly logger = new Logger(AppService.name);

  constructor(
    private readonly playerService: PlayerService,
    private readonly gameService: GameService,
  ) {}
  handleConnection(client: Socket) {
    this.playerService.createPlayer(client.id);
  }

  @UseFilters(new WsExceptionFilter([PlayerNotFoundException]))
  @SubscribeMessage(ClientEvent.CREATE_LOBBY)
  handleCreateLobby(
    @ConnectedSocket() client: Socket,
    @MessageBody() event: CreateLobbyEvent,
  ) {
    this.playerService.addUserName(client.id, event.userName);
    this.gameService.createLobby(this.playerService.getPlayer(client.id));
    this.logger.log('Se ha creado un lobby');
  }

  @SubscribeMessage(ClientEvent.JOIN_LOBBY)
  handleJoinLobby(
    @ConnectedSocket() client: Socket,
    @MessageBody() event: JoinLobbyEvent,
  ) {
    this.playerService.addUserName(client.id, event.userName);
    this.gameService.joinGame(
      this.playerService.getPlayer(client.id),
      event.lobbyId,
    );
    this.logger.log('Te has unido a un lobby');
  }
}