Component({
  options: {
    multipleSlots: true, // 在组件定义时的选项中启用多slot支持
    addGlobalClass: true,
  },
  properties: {
    title: {  // 弹窗标题，也可以通过 slot 自定义
      type: String,
      value: ''
    },
    extClass: { // 弹窗 class
      type: String,
      value: ''
    },
    maskClosable: {
      type: Boolean,
      value: true,
    },
    mask: { // 是否需要 遮罩层
      type: Boolean,
      value: true
    },
    show: { // 是否开启弹窗
      type: Boolean,
      value: false,
      observer: '_showChange'
    },
    buttons: {
      type: Array,
      value: [] // {text, extClass}
    }
  },
  data: {
    innerShow: false
  },
  ready() {
    const buttons = this.data.buttons
    const len = buttons.length
    buttons.forEach((btn, index) => {
      if (len === 1) {
        btn.className = 'weui-dialog__btn_primary'
      } else if (index === 0) {
        btn.className = 'weui-dialog__btn_default'
      } else {
        btn.className = 'weui-dialog__btn_primary'
      }
    });
    this.setData({
      buttons
    })
  },
  methods: {
    buttonTap(e) {
      const {index} = e.currentTarget.dataset
      this.triggerEvent('buttontap', {index, item: this.data.buttons[index]}, {})
    },
    close() {
      const data: any = this.data
      if (!data.maskClosable) return
      this.setData({
        show: false,
      })
      this.triggerEvent('close', {}, {})
    },
    stopEvent() {}
  }
})