微信小程序中斗地主记牌器的相关解析

<div class="gird-container">

  <div class="gird-item" v-for="(poker, index) in pokers" :key="index">

    <card :poker="poker" :index="index" @handleHuase="handleHuase" @handleWang="handleWang">

    </card>

  </div>

</div>

// 点击操作

handleHuase (obj) {

// 这里用来记录操作历史

this.updateHistory.push(JSON.parse(JSON.stringify(this.pokers)))

  if (this.pokers[obj.index][obj.huase] > 0) {

    this.pokers[obj.index][obj.huase] -= 1

    this.pokers[obj.index].count -= 1

  } else {

    this.pokers[obj.index][obj.huase] = this.defaultCount

    this.pokers[obj.index].count += 1

  }

}

// 撤销操作

rollback () {

  let pokers = this.updateHistory[this.updateHistory.length - 1]

  this.pokers = pokers

  this.updateHistory.pop(this.updateHistory.length - 1)

}