import io from 'socket.io-client';

import {compose} from '@avocado/core';
import {EventEmitter} from '@avocado/mixins';
import {SocketIoParser, allPackets, idFromPacket} from '@avocado/packet';

const decorate = compose(
  EventEmitter,
);

class SocketClient extends decorate(class {}) {

  constructor(address, options = {}) {
    super();
    this.isConnected = false;
    this.socket = io(address, {
      parser: SocketIoParser,
      path: '/avocado',
      perMessageDeflate: false,
      ...options,
    });
    this.socket.on('connect', () => {
      this.isConnected = true;
      this.emit('connect');
    });
    this.socket.on('disconnect', () => {
      this.isConnected = false;
      this.emit('disconnect');
    });
    for (const Packet of allPackets()) {
      const id = idFromPacket(Packet);
      this.socket.on(id, (packet) => {
        this.emit('packet', packet);
      });
    }
  }

  send(packet) {
    const id = idFromPacket(packet.constructor);
    this.socket.emit(id, packet.data);
  }

}

export function create(address) {
  return new SocketClient(address);
}