<template>
  <!-- #ifdef H5 -->
  <tr class="uni-table-tr">
    <th v-if="selection === 'selection' && ishead" class="checkbox" :class="{ 'tr-table--border': border }">
      <table-checkbox :checked="checked" :indeterminate="indeterminate" :disabled="disabled"
                      @checkboxSelected="checkboxSelected"></table-checkbox>
    </th>
    <slot></slot>
    <!-- <uni-th class="th-fixed">123</uni-th> -->
  </tr>
  <!-- #endif -->
  <!-- #ifndef H5 -->
  <view class="uni-table-tr">
    <view v-if="selection === 'selection' " class="checkbox" :class="{ 'tr-table--border': border }">
      <table-checkbox :checked="checked" :indeterminate="indeterminate" :disabled="disabled"
                      @checkboxSelected="checkboxSelected"></table-checkbox>
    </view>
    <slot></slot>
  </view>
  <!-- #endif -->
</template>

<script>
import tableCheckbox from './table-checkbox.vue'

/**
 * Tr 表格行组件
 * @description 表格行组件 仅包含 th,td 组件
 * @tutorial https://ext.dcloud.net.cn/plugin?id=
 */
export default {
  name: 'uniTr',
  components: {tableCheckbox},
  props: {
    disabled: {
      type: Boolean,
      default: false
    },
    keyValue: {
      type: [String, Number],
      default: ''
    }
  },
  options: {
    virtualHost: true
  },
  data() {
    return {
      value: false,
      border: false,
      selection: false,
      widthThArr: [],
      ishead: true,
      checked: false,
      indeterminate: false
    }
  },
  created() {
    this.root = this.getTable()
    this.head = this.getTable('uniThead')
    if (this.head) {
      this.ishead = false
      this.head.init(this)
    }
    this.border = this.root.border
    this.selection = this.root.type
    this.root.trChildren.push(this)
    const rowData = this.root.data.find(v => v[this.root.rowKey] === this.keyValue)
    if (rowData) {
      this.rowData = rowData
    }
    this.root.isNodata()
  },
  mounted() {
    if (this.widthThArr.length > 0) {
      const selectionWidth = this.selection === 'selection' ? 50 : 0
      this.root.minWidth = this.widthThArr.reduce((a, b) => Number(a) + Number(b)) + selectionWidth
    }
  },
  // #ifndef VUE3
  destroyed() {
    const index = this.root.trChildren.findIndex(i => i === this)
    this.root.trChildren.splice(index, 1)
    this.root.isNodata()
  },
  // #endif
  // #ifdef VUE3
  unmounted() {
    const index = this.root.trChildren.findIndex(i => i === this)
    this.root.trChildren.splice(index, 1)
    this.root.isNodata()
  },
  // #endif
  methods: {
    minWidthUpdate(width) {
      this.widthThArr.push(width)
    },
    // 选中
    checkboxSelected(e) {
      let rootData = this.root.data.find(v => v[this.root.rowKey] === this.keyValue)
      this.checked = e.checked
      this.root.check(rootData || this, e.checked, rootData ? this.keyValue : null)
    },
    change(e) {
      this.root.trChildren.forEach(item => {
        if (item === this) {
          this.root.check(this, e.detail.value.length > 0 ? true : false)
        }
      })
    },
    /**
     * 获取父元素实例
     */
    getTable(name = 'uniTable') {
      let parent = this.$parent
      let parentName = parent.$options.name
      while (parentName !== name) {
        parent = parent.$parent
        if (!parent) return false
        parentName = parent.$options.name
      }
      return parent
    }
  }
}
</script>

<style lang="scss">
$border-color: #ebeef5;

.uni-table-tr {
  /* #ifndef APP-NVUE */
  display: table-row;
  transition: all 0.3s;
  box-sizing: border-box;
  /* #endif */
}

.checkbox {
  padding: 0 8px;
  width: 26px;
  padding-left: 12px;
  /* #ifndef APP-NVUE */
  display: table-cell;
  vertical-align: middle;
  /* #endif */
  color: #333;
  font-weight: 500;
  border-bottom: 1px $border-color solid;
  font-size: 14px;
  // text-align: center;
}

.tr-table--border {
  border-right: 1px $border-color solid;
}

/* #ifndef APP-NVUE */
.uni-table-tr {
  ::v-deep .uni-table-th {
    &.table--border:last-child {
      // border-right: none;
    }
  }

  ::v-deep .uni-table-td {
    &.table--border:last-child {
      // border-right: none;
    }
  }
}

/* #endif */
</style>
