<template>
  <el-dialog :title="title" :visible.sync="visible" v-if="visible" :before-close="handleClose"
    :close-on-click-modal="false" :close-on-press-escape="false" append-to-body width="75%">
    <el-card shadow="never">
      <ProductSearch @search="reload" ref="searchRef" />

      <ele-split-layout width="244px" allow-collapse :right-style="{ overflow: 'hidden' }">
        <div class="ele-border-lighter split-layout-right-content">
          <el-tree :data="treeList" :props="defaultProps" ref="treeRef"
            :default-expanded-keys="current && current.id ? [current.id] : []" :highlight-current="true" node-key="id"
            @node-click="handleNodeClick"></el-tree>
        </div>
        <!-- 表格 -->
        <template v-slot:content>
          <ele-pro-table ref="table" :columns="columns" :datasource="datasource" row-key="id" height="calc(100vh - 350px)"
            class="dict-table" @cell-click="cellClick">
            <!-- 表头工具栏 -->
            <template v-slot:action="{ row }">
              <el-radio class="radio" v-model="radio" :label="row.id"><i></i></el-radio>
            </template>
          </ele-pro-table>
        </template>
      </ele-split-layout>
    </el-card>
    <div class="btns">
      <el-button type="primary" size="small" @click="selected">选择</el-button>
      <el-button size="small" @click="handleClose">关闭</el-button>
    </div>
  </el-dialog>
</template>

<script>

import ProductSearch from './product-search.vue'
import { getMaterialList } from '@/api/material/list.js';
import { getTreeByGroup } from '@/api/classifyManage';
export default {
  components: { ProductSearch },
  data() {
    return {
      visible: false,

      // 表格列配置
      columns: [
        {
          columnKey: 'index',
          type: 'index',
          width: 45,
          align: 'center',
          reserveSelection: true
        },
        {
          prop: 'code',
          label: '编码'
        },
        {
          prop: 'name',
          label: '名称',
          showOverflowTooltip: true
        },
        {
          prop: 'brandNum',
          label: '牌号'
        },

        {
          prop: 'modelType',
          label: '型号',
          align: 'center',
          showOverflowTooltip: true
        },
        {
          prop: 'specification',
          label: '规格',
          align: 'center',
          showOverflowTooltip: true
        },
        {
          prop: 'measuringUnit',
          label: '计量单位',
          showOverflowTooltip: true,
          minWidth: 90
        },

        {
          prop: 'weightUnit',
          label: '重量单位',
          showOverflowTooltip: true,
          minWidth: 90
        },

        {
          prop: 'roughWeight',
          label: '毛重',
          showOverflowTooltip: true,
          minWidth: 90
        },

        {
          prop: 'netWeight',
          label: '净重',
          showOverflowTooltip: true,
          minWidth: 90
        },


        {
          prop: 'packingUnit',
          align: 'center',
          label: '包装单位',
          showOverflowTooltip: true
        },
        {
          prop: 'categoryLevelPath',
          label: '分类',
          align: 'center',
          showOverflowTooltip: true
        },

        {
          action: 'action',
          slot: 'action',
          align: 'center',
          label: '选择'
        }
      ],
      title: null,
      categoryLevelId: null,
      radio: null,
      idx: null,

      isCategory: true,

      current: {},

      treeList: [],
      treeLoading: false,

      defaultProps: {
        children: 'children',
        label: 'name'
      }
    }
  },

  watch: {

  },
  methods: {
    /* 表格数据源 */
    datasource({ page, where, limit }) {
      return getMaterialList({
        ...where,
        pageNum: page,
        size: limit,
        categoryLevelId: this.isCategory ? this.categoryLevelId : null,

      });
    },
    handleNodeClick(data) {
      this.isCategory = true
      this.categoryLevelId = data.id;
      this.$refs.table.reload({ pageNum: 1, where: {} });
      this.$refs.searchRef.reset2()


    },
    /* 刷新表格 */
    reload(where) {
      this.isCategory = false
      this.$refs.table.reload({ pageNum: 1, where: where });
    },
    open(item, title, type, idx) {
      if (item) {
        this.title = title
        this.type = type
        this.idx = idx

        this.current = {
          id: item.categoryId,
          name: item.categoryName,
          code: item.categoryCode
        }
        this.radio = item.categoryId

        this.getTreeData();

      }
      this.visible = true
    },


    async getTreeData() {
      try {
        this.treeLoading = true;

        const res = await getTreeByGroup({ type: this.type });
        this.treeLoading = false;
        if (res?.code === '0') {
          this.treeList = res.data;

          this.$nextTick(() => {
            // 默认高亮第一级树节点
            if (this.treeList[0]) {
              this.rootTreeId = this.treeList[0].id
              this.$nextTick(() => {
                this.$refs.treeRef.setCurrentKey(this.treeList[0].id);
              });

            }
          });
          return this.treeList;
        }
      } catch (error) { }
      this.treeLoading = false;
    },






    // 单击获取id
    cellClick(row) {
      this.current = row
      this.radio = row.id
    },
    handleClose() {
      this.visible = false
      this.current = null
      this.radio = ''
    },
    selected() {
      if (!this.current) {
        return this.$message.warning('请选择工作中心')
      }
      this.$emit('changeProduct', this.title, this.current, this.idx)
      this.handleClose()
    },
  }
}
</script>

<style lang="scss" scoped>
.tree_col {
  border: 1px solid #eee;
  padding: 10px 0;
  box-sizing: border-box;
  height: 500px;
  overflow: auto;
}

.table_col {
  padding-left: 10px;

  ::v-deep .el-table th.el-table__cell {
    background: #f2f2f2;
  }
}

.pagination {
  text-align: right;
  padding: 10px 0;
}

.btns {
  text-align: center;
  padding: 10px 0;
}

.topsearch {
  margin-bottom: 15px;
}
</style>
