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<!--region 封装的分页 table-->
<template>
  <div class="table">
    <!-- <el-card shadow="always" class="card-table"> -->
    <el-table
      id="iTable"
      ref="mutipleTable"
      v-loading.iTable="options.loading"
      highlight-current-row
      :data="list"
      :stripe="options.stripe"
      :row-key="rowKey"
      :row-class-name="tableRowClassName" //这里有用到斑马线所以直接写的方法，样式可根据项目自行去修改
      :header-cell-style="{    //标题头部的颜色
        'text-align': 'center',
        background: '#152345',
        color: '#FFF'
      }"
      @row-click="rowClick"
      @selection-change="handleSelectionChange"
    >
      >
      <!--region 选择框-->
      <el-table-column v-if="options.mutiSelect" type="selection" :resizable="false" />
      <!--endregion-->
      <!--region 数据列-->
      <template v-for="(column, index) in columns">
        <el-table-column
          :key="column.label"
          :resizable="false"
          :prop="column.prop"
          :label="column.label"
          :align="column.align ? column.align : 'center'"
          :width="column.width"
          :show-overflow-tooltip="column.showOverflowTooltip"
        >
          <template slot-scope="scope">
            <template v-if="!column.render">
              {{ column.render }}
              <template v-if="column.formatter">
                <span v-html="column.formatter(scope.row, column)" />
              </template>
              <template v-else>
                <span v-if="scope.row[column.prop] && column.prop !== 'icon'">{{
                  scope.row[column.prop]
                }}</span>
                <span v-else-if="scope.row[column.prop] === 0">{{ scope.row[column.prop] }}</span>
                <svg-icon
                  v-else-if="scope.row[column.prop] && column.prop === 'icon'"
                  :icon-class="scope.row[column.prop]"
                  class="header-svg"
                />
                <span v-else>-</span>
              </template>
            </template>
            <template v-else>
              <expand-dom
                :column="column"
                :row="scope.row"
                :render="column.render"
                :index="index"
              />
            </template>
          </template>
        </el-table-column>
      </template>
      <!--endregion-->
      <!--region 按钮操作组-->
      <el-table-column
        v-if="operates.list.length > 0"
        ref="fixedColumn"
        :resizable="false"
        label="操作"
        align="center"
        :width="operates.width"
        :fixed="operates.fixed"
      >
        <template slot-scope="scope">
          <div class="operate-group">
            <template v-for="btn in operates.list">
              <div v-if="!btn.show || btn.show(scope.row)" :key="btn.label" class="item">
                <!-- v-if="!btn.isAuth || btn.isAuth()" -->
                <el-button
                  v-if="!btn.isAuth || btn.isAuth()"
                  :type="btn.type"
                  size="small"
                  :icon="btn.icon"
                  :disabled="btn.disabled && btn.disabled(scope.row)"
                  :plain="btn.plain"
                  @click.native.prevent="btn.method(scope.row)"
                >
                  {{ btn.label }}
                </el-button>
              </div>
            </template>
          </div>
        </template>
      </el-table-column>
      <!--endregion-->
    </el-table>
    <!-- </el-card> -->
    <!--region 分页-->
    <el-pagination
      v-show="showPagination"
      v-if="pagination"
      :page-size="tableCurrentPagination.pageSize"
      :page-sizes="tableCurrentPagination.pageArray"
      :current-page="tableCurrentPagination.page"
      layout="total, prev, pager, next, sizes"
      :total="total"
      @size-change="handleSizeChange"
      @current-change="handleIndexChange"
    />
    <!--endregion-->
  </div>
</template>
<!--endregion-->
<script>
const _pageArray = [10, 20, 50] // 每页展示条数的控制集合
export default {
  name: 'Table',
  components: {
    expandDom: {
      functional: true,
      props: {
        row: Object,
        render: Function,
        index: Number,
        column: {
          type: Object,
          default: null,
        },
      },
      render: (h, ctx) => {
        const params = {
          row: ctx.props.row,
          index: ctx.props.index,
        }
        if (ctx.props.column) params.column = ctx.props.column
        return ctx.props.render(h, params)
      },
    },
  },
  props: {
    list: {
      type: Array,
      default: () => [], // prop:表头绑定的地段，label：表头名称，align：每列数据展示形式（left, center, right），width:列宽
    }, // 数据列表
    columns: {
      type: Array,
      default: () => [], // 需要展示的列 === prop：列数据对应的属性，label：列名，align：对齐方式，width：列宽
    },
    rowKey: {
      type: String,
      default: '',
    },
    rowClassName: {
      type: Function,
      default: () => {
        return Function
      },
    },
    operates: {
      type: Object,
      default: () => {}, // width:按钮列宽，fixed：是否固定（left,right）,按钮集合 === label: 文本，type :类型（primary / success / warning / danger / info / text），show：是否显示，icon：按钮图标，plain：是否朴素按钮，disabled：是否禁用，method：回调方法
    },
    options: {
      type: Object,
      // eslint-disable-next-line vue/require-valid-default-prop
      default: {
        stripe: true, // 是否为斑马纹 table
        loading: true, // 是否添加表格loading加载动画
        highlightCurrentRow: true, // 是否支持当前行高亮显示
        mutiSelect: false, // 是否支持列表项选中功能
      },
    },
    showPagination: {
      type: Boolean,
      default: true,
    },
    pagination: {
      type: Object,
      default: {
        page: 1,
        pageSize: 10
      }
    },
    total: {
      type: Number,
      default: 0,
    },
    // 总数
    otherHeight: {
      type: Number,
      default: 160,
    }, // 计算表格的高度
  },
  data() {
    return {
      tableCurrentPagination: {},
      multipleSelection: [], // 多行选中
    }
  },
  mounted() {
    if (this.pagination && !this.pagination.pageSizes) {
      this.tableCurrentPagination.pageArray = _pageArray // 每页展示条数控制
    }
    this.tableCurrentPagination = this.pagination || {
      pageSize: this.total,
      page: 1,
    } // 判断是否需要分页
  },
  methods: {
    rowClick(row) {
      this.$emit('rowClick', row)
    },
    tableRowClassName({row, rowIndex}) {
      if (rowIndex%2==0) {
         return 'warning-row';
       } else {
         return 'success-row';
      }
    },
    // 切换每页显示的数量
    handleSizeChange(size) {
      if (this.pagination) {
        this.tableCurrentPagination = {
          page: 1,
          pageSize: size,
        }
        this.$emit('handleSizeChange', this.tableCurrentPagination)
        // 跳转页面后回页面顶部
        this.$nextTick(() => {
          this.$refs.mutipleTable.bodyWrapper.scrollTop = 0
          document.body.scrollTop = document.documentElement.scrollTop = 0
        })
      }
    },
    // 切换页码
    handleIndexChange(currnet) {
      if (this.pagination) {
        this.tableCurrentPagination.page = currnet
        this.$emit('handleIndexChange', this.tableCurrentPagination)
        // 跳转页面后回页面顶部
        this.$nextTick(() => {
          this.$refs.mutipleTable.bodyWrapper.scrollTop = 0
          document.body.scrollTop = document.documentElement.scrollTop = 0
        })
      }
    },
    // 多行选中
    handleSelectionChange(val) {
      this.multipleSelection = val
      this.$emit('handleSelectionChange', val)
    },
    // 显示 筛选弹窗
    showfilterDataDialog() {
      this.$emit('handleFilter')
    },
    // 显示 表格操作弹窗
    showActionTableDialog() {
      this.$emit('handelAction')
    },
  },
}
</script>
<style lang="less" scoped>
::v-deep .el-table .warning-row {
  background: #19274A;
}
::v-deep .el-table .success-row {
  background: #152345;
}
::v-deep .hover-row td {
  background-color: #111E3D !important;
}
::v-deep .el-table--striped .el-table__body tr.el-table__row--striped td.el-table__cell{
  background: transparent;
}
::v-deep .el-pagination button:disabled{
  color: #fff;
  background-color: #19274A;
  border: 1px solid #fff;
}
::v-deep.el-pagination.is-background .el-pager li,
::v-deep.el-pagination.is-background .btn-prev,
::v-deep.el-pagination.is-background .btn-next{
  background-color: #19274A;
  /* color: #8598B0; */
  color: #fff;
  /* border: 1px solid #8598B0; */
  border: 1px solid #fff;
}
::v-deep .el-table td.el-table__cell div{
  display: inline-block;
}
::v-deep .el-table__body tr.current-row>td.el-table__cell,
::v-deep .el-table__fixed-right::before,
::v-deep .el-table__fixed::before{
  background-color: transparent;
}
::v-deep .el-pager li.active {
 color: #fff;
 background-color: #3A78F1;
 border-radius: 2px;
}
::v-deep .el-pager li{
  margin: 0 5px;
  min-width: 30px;
  border: 1px #fff solid; 
  border-radius: 2px;
}
::v-deep .el-pagination button{
  border-radius: 2px;
}
::v-deep .el-button--mini, ::v-deep .el-button--small{
  color: #3A78F1;
  border: 1px solid #3A78F1;
  background-color: #19274A;
  margin-right: 10px;
}
</style>

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import Table from '@/components/table/index'
Vue.component('Table',Table)

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<template>
  <div>
    <el-card>
      <Table
      :list="list"
      :operates="operates"
      :total="total"
      :options="options"
      :columns="columns"
      :pagination="pagination"
      >
      </Table>
    </el-card>
  </div>
</template>
<script>

import Table from '@/components/table/index.vue'
export default {
  name: "Test",
  created(){},
  mounted(){},
  components: {
    Table:Table
  },
  data() {
    return{
      list: [
        {name: '111',date: '2022-07-19',address: 'A区'},
        {name: '222',date: '2022-08-12',address: 'B区'},
        {name: '333',date: '2022-09-26',address: 'C区'},
        {name: '444',date: '2022-10-15',address: 'D区'},
      ],
      pagination: {
        page: 1,
        pageSize: 10
      },
      total: 0,
      loading: false,
      columns: [
        {prop: 'name',label: '名称'},
        {prop: 'date',label: '日期'},
        {prop: 'address',label: '区域'}
      ],
      options:{
        mutiSelect:true, //是否添加下拉框
        stripe: true, // 是否为斑马纹 table
        loading: false, // 是否添加表格loading加载动画
        highlightCurrentRow: false, // 是否支持当前行高亮显示
      },
      operates: {
        width: 210,
        fixed: 'right',
        list: [
          {
            label: '编辑',
            type: '',
            show: () => {
              return true
            },
            method: (row) => {
              this.addOrUpdateHandle(row)
            },
          },
          {
            label: '删除',
            type: 'danger',
            show: () => {
              return true
            },
            method: row => {
              this.deleteHandle(row)
            }
          }
        ]
      }
    }
  },
  methods: {
    addOrUpdateHandle(row){
      console.log('row', row)
    }
  },
  watch:{
  }
}
</script>
<style lang="less" scoped>

</style>