<template>
  <transition name="confirm-fade">
    <div v-if="isShowConfirm" class="my-confirm" @click.stop="clickFun('clickCancel')">
      <div class="confirm-content-wrap" @click.stop>
        <h3 class="my-confirm-title" v-show="titleText != ''">{{ titleText }}</h3>
        <p class="my-confirm-content">{{ content }}</p>
        <div class="my-operation">
          <div v-if="type==='confirm'" class="my-cancel-btn" @click="clickFun('clickCancel')">
            <p class="my-btn-text my-border-right">{{ cancelText }}</p>
          </div>
          <div class="confirm-btn" @click="clickFun('clickConfirm')">
            <p class="my-btn-text">{{ confirmText }}</p>
          </div>
        </div>
      </div>
    </div>
  </transition>
</template>
 
<script type="text/ecmascript-6">
export default {
  data () {
    return {
      isShowConfirm: false, // 用于控制整个窗口的显示/隐藏
      titleText: '操作提示', // 提示框标题
      content: 'Say Something ...', // 提示框的内容
      cancelText: '取消', // 取消按钮的文字
      confirmText: '确认', // 确认按钮的文字
      type: 'confirm', // 表明弹框的类型：confirm - 确认弹窗（有取消按钮）；alert - 通知弹框（没有取消按钮）
      outerData: null // 用于记录外部传进来的数据，也可以给外部监听userBehavior，事件的函数提供判断到底是哪个事件触发的
    }
  },
  methods: {
    show (content, config) {
      this.content = content || 'Say Something ...'
 
      if (Object.prototype.toString.call(config) === '[object Object]') {
        // 确保用户传递的是一个对象
        this.titleText = config.titleText || ''
        this.cancelText = config.cancelText || '取消'
        this.confirmText = config.confirmText || '确认'
        this.type = config.type || 'confirm'
        this.outerData = config.data || null
      }
 
      this.isShowConfirm = true
    },
    hidden () {
      this.isShowConfirm = false
      this.titleText = '操作提示'
      this.cancelText = '取消'
      this.confirmText = '确认'
      this.type = 'confirm'
      this.outerData = null
    },
    clickFun (type) {
      this.$emit('userBehavior', type, this.outerData)
      this.hidden()
    }
  }
}
</script>
 
<style scoped>
.my-confirm {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 998;
  /* 这里防止当用户长按屏幕，出现的黑色背景色块，以及 iPhone 横平时字体的缩放问题 */
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}
 
/* 进入和出去的动画 */
.confirm-fade-enter-active {
  animation: opacity 0.3s;
}
.confirm-fade-enter-active .confirm-content-wrap {
  animation: scale 0.3s;
}
.confirm-fade-leave-active {
  animation: outOpacity 0.2s;
}
 
/* 包裹层容器样式 */
.confirm-content-wrap {
  position: absolute;
  top: 28%;
  left: 0;
  right: 0;
  width: 280px;
  margin: 0 auto;
  background-color: #fff;
  border-radius: 5px;
  z-index: 999;
  user-select: none;
}
 
/* 顶部标题部分 */
.my-confirm-title {
  padding-top: 20px;
  text-align: center;
  font-size: 20px;
  font-weight: 500;
  color: #333;
}
 
/* 中间内容部分 */
.my-confirm-content {
  padding: 0 15px;
  padding-top: 20px;
  margin-bottom: 32px;
  text-align: center;
  font-size: 16px;
  color: #666;
  line-height: 1.5;
}
 
/* 底部按钮样式 */
.my-operation {
  display: flex;
  border-top: 1px solid #eee;
}
.my-operation .my-cancel-btn, .confirm-btn {
  flex: 1;
}
.my-operation .confirm-btn {
  color: #ffb000;
}
.my-operation .my-btn-text {
  text-align: center;
  font-size: 16px;
  margin: 8px 0;
  padding: 6px 0;
}
 
/* 其他修饰样式 */
.my-border-right {
  border-right: 1px solid #eee;
}
 
/* 进来的动画 */
@keyframes opacity {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
@keyframes scale {
  0% {
    transform: scale(0);
  }
  60% {
    transform: scale(1.1);
  }
  100% {
    transform: scale(1);
  }
}
 
/* 出去的动画 */
@keyframes outOpacity {
  0% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}
</style>

<DialogView ref="myDialog" @userBehavior="changeData"></DialogView>
……
//提示框
this.$refs.myDialog.show(content, {
        type: 'alert',
        confirmText: 'OK',
        cancelText: '取消',
        titleText: '',
        data: null
      })

this.$refs.myDialog.show('要兑换这个商品么？', {
            type: 'confirm',
            confirmText: '立即兑换',
            cancelText: '不用了',
            titleText: '',
            data: {shop: shop, operate: 'exchange'}
          })

<DialogView ref="myDialog" @userBehavior="changeData"></DialogView>
    ……
 
    changeData (type, data) {
      console.log('changeData',data)
      if (type === 'clickConfirm') {
        if (data.operate === 'exchange') {
          // this.reduceEnergy(data.shop)
          this.exchangeCoupon(data.shop)
        } else if (data.operate === 'downLoad') {
          window.location = data.url
        } else if (data.operate === 'login') {
          this.uplusApi.upVdnModule.goToPage({url: 'mpaas://usercenter'})
          this.isLogin = false
        }
      }
},