import { Command } from '@colyseus/command'
import { CardGameState } from '../schema/CardGameState'
import { NextTurnCommand } from './NextTurnCommand'
import { GameResultCommand } from './GameResultCommand'
import gameUtil from '../../utils/game.util'
import { StateTypeEnum } from '../enums/StateTypeEnum'
import { RULE_EATFLOW, RULE_EATSELF } from '../../cfg/RoomOptions'

/**
 * 一轮结束
 */
export class TurnEndCommand extends Command<CardGameState, {}> {

  async execute(): Promise<Command[]> {
    if (this.state.currentTurn) {
      let player = this.state.players.get(this.state.currentTurn)
      if (player) {
        let delay = this.room.battleMan.onPlayerRoundEnd(player)
        await this.delay(delay)
      }
    }
    // if (this.state.currentTurn
    //     && sessionIds.indexOf(this.state.currentTurn) == (sessionIds.length - 1)) {
    //     // 每n轮结束的时候结算一次
    //     const roundNum = new GameEnv().duelRoundNum;
    //     if (this.state.round % roundNum == (roundNum - 1)) {
    //         return [new PartResultCommand()];
    //     }
    // }

    // 记录pet的maxap(最高ap) 和 maxsap(最高单体ap)
    for (let [, player] of this.state.players) {
      let maxAp = player.statData.get(StateTypeEnum.MAXAP) || 0
      let maxsAp = player.statData.get(StateTypeEnum.MAXSAP) || 0
      let totalAp = 0
      for (let [, pet] of player.pets) {
        totalAp += (pet.ap || 0 + pet.extAp || 0)
        maxsAp = Math.max(maxsAp, (pet.ap || 0 + pet.extAp || 0))
      }
      maxAp = Math.max(maxAp, totalAp)
      player.statData.set(StateTypeEnum.MAXAP, maxAp)
      player.statData.set(StateTypeEnum.MAXSAP, maxsAp)
    }
    // 20200316 添加
    if (this.state.cards.size > 0 && !this.state.rules.get(RULE_EATFLOW)) {
      const targetCard = [...this.state.cards.values()][0]
      if (this.state.rules.get(RULE_EATSELF)) {
        //如果可以吃自己出的牌, 那么等到下一轮自己出完牌再清空
        if (targetCard.owner === this.state.currentTurn && targetCard.round != this.state.round) {
          this.state.cards.clear()
        }
      } else {
        // 如果不能吃自己的牌, 那么在下一回合自己轮开始前清空自己的牌
        const nextPid = this.room.nextPlayer(this.state.currentTurn)
        if (targetCard.owner == nextPid) {
          this.state.cards.clear()
        }
      }

    }

    // 判断是否胜利
    let result = gameUtil.checkGameEnd(this.state)
    if (result) {
      return [new GameResultCommand()]
    }
    return [new NextTurnCommand()]
  }

}