import BasePlugin from './base-plugin.js';

export default class TeamRandomizer extends BasePlugin {
  static get description() {
    return (
      "The <code>TeamRandomizer</code> can be used to randomize teams. It's great for destroying clan stacks or for " +
      'social events. It can be run by typing, by default, <code>!randomize</code> into in-game admin chat'
    );
  }

  static get defaultEnabled() {
    return true;
  }

  static get optionsSpecification() {
    return {
      command: {
        required: false,
        description: 'The command used to randomize the teams.',
        default: 'randomize'
      }
    };
  }

  constructor(server, options) {
    super();

    server.on(`CHAT_COMMAND:${options.command}`, async (info) => {
      if (info.chat !== 'ChatAdmin') return;

      const players = server.players.slice(0);

      let currentIndex = players.length;
      let temporaryValue;
      let randomIndex;

      while (currentIndex !== 0) {
        randomIndex = Math.floor(Math.random() * currentIndex);
        currentIndex -= 1;

        temporaryValue = players[currentIndex];
        players[currentIndex] = players[randomIndex];
        players[randomIndex] = temporaryValue;
      }

      let team = '1';

      for (const player of players) {
        if (player.teamID !== team) await server.rcon.switchTeam(player.steamID);

        team = team === '1' ? '2' : '1';
      }
    });
  }
}