<template>
  <div class="product">
    <div class="product-inputs">
      产品型号
      <el-input style="width: 200px" placeholder="请输入产品型号" v-model="productType" clearable class="product-input">
      </el-input>

      产品名称
      <el-input style="width: 200px" placeholder="请输入产品名称" v-model="productName" clearable class="product-input">
      </el-input>

      产品品类
      <el-select v-model="productCategory" class="product-select" filterable placeholder="请输入或选择产品品类"
        style="width: 200px">
        <el-option v-for="item in categoryList" :key="item.categoryCode" :label="item.categoryName"
          :value="item.categoryCode">
        </el-option>
      </el-select>
      <el-button type="primary" icon="el-icon-search" @click="searchClick">搜索</el-button>
      <el-button type="primary" icon="el-icon-refresh-right" @click="reset">重置</el-button>
      <el-button type="success" icon="el-icon-circle-plus-outline" @click="addDialog">新增</el-button>
      <el-button type="danger" icon="el-icon-delete" @click="BatchDeleteClick">删除</el-button>
      <el-button type="primary" icon="el-icon-folder-opened" @click="exportToExcel">导出</el-button>
    </div>
    <div class="product-list">
      <el-table id="out-table" ref="multipleTable" :data="tableData.rows" style="width: 100%"
        :row-class-name="tableRowClassName" :header-cell-style="{background:'#2483b3',color:'white'}">

        <el-table-column type="selection" width="55">
        </el-table-column>
        <el-table-column type="index" label="编号" width="55">
        </el-table-column>
        <el-table-column header-align="center" align="center" prop="id" label="序号">
        </el-table-column>
        <el-table-column header-align="center" align="center" prop="productCode" label="产品型号">
        </el-table-column>
        <el-table-column header-align="center" align="center" prop="productName" label="产品名称">
        </el-table-column>
        <el-table-column header-align="center" align="center" prop="brandName" label="产品品牌">
        </el-table-column>
        <el-table-column header-align="center" align="center" prop="categoryId" label="产品品类">
        </el-table-column>
        <el-table-column header-align="center" align="center" prop="internationalCode" label="国际69码">
        </el-table-column>
        <el-table-column header-align="center" align="center" fixed="right" label="操作">
          <template slot-scope="scope">
            <el-button @click="handleDetail(scope.row)" type="text" size="small">查看</el-button>
            <el-button @click="handleClick(scope.row)" type="text" size="small">编辑</el-button>
            <el-button @click="handleDelete(scope.row)" type="text" size="small">删除</el-button>
            <el-button type="text" size="small">绑定服务</el-button>
            <el-button type="text" size="small">设备控制</el-button>
          </template>
        </el-table-column>
      </el-table>
      <group-page :limit="limit" :total="total" :offset="offset" :count="tableData.total" @setOffset="setOffset"
        @setLimit="setLimit" @changeOffset="" />
    </div>
    <productDetailDialog v-if="isShowDetail" :dataInfo="dataInfo" @close="DetailDialogClose" />
    <product-list-add-dialog v-if="isShowDialog" :dataInfo="dataInfo" :title="dialogTitle" @close="addDialogClose"
      @refresh="refresh">
    </product-list-add-dialog>
  </div>
</template>

<script>
import { tableRowClassName } from '../../utils/myUtils/changeTableTr'
import { listPage, productDelete, batchDelete, list } from '../../api/product/product'
import { C_list } from '../../api/product/category'

import { export_json_to_excel } from '../../utils/Export2Excel'
import productListAddDialog from '../../components/mycomponent/dialog/productListAddDialog.vue';
import GroupPage from '../../components/mycomponent/groupPage.vue';
import productDetailDialog from '../../components/mycomponent/dialog/productDetailDialog.vue'
export default {
  components: {
    productListAddDialog, GroupPage, productDetailDialog
  },
  data () {
    return {
      categoryList: [],//品类列表
      productCategory: '',//产品品类
      productType: '',//产品型号
      productName: '',//产品名称
      dataInfo: {},//当前行的数据
      limit: 10, // 当前的行数
      offset: 1, //当前页
      isShowDialog: false,
      isShowDetail: false,
      dialogTitle: '',
      value: '',
      input: '',
      options: [{ label: '热水器类', value: '热水器类' }],
      tableData: null,
      queryInfo: {},
      ExportTable: []//导出表格
    }
  },
  mounted () {
    C_list().then(res => {
      console.log(res, "品类列表");
      this.categoryList = res
    })
    this.refresh()
    this.getProduct()
  },
  methods: {
    // 改变行的样式
    tableRowClassName: tableRowClassName,
    addDialog () {
      this.isShowDialog = true
      this.dialogTitle = '新增产品'
    },
    addDialogClose () {
      this.isShowDialog = false
    },
    getProductList (limit, offset) {
      listPage(`limit=${limit}&offset=${offset}`, this.queryInfo).then(res => {
        console.log(res)
        this.tableData = res
      })
    },
    setLimit (crrentSize) {
      this.limit = crrentSize
    },
    setOffset (offset) {
      this.offset = offset
    },
    //刷新
    refresh () {
      this.$nextTick(() => {
        this.getProductList(this.limit, this.offset)
      })
    },
    //编辑
    handleClick (row) {
      console.log(row)
      this.isShowDialog = true
      this.dialogTitle = '编辑产品'
      this.dataInfo = row
    },
    //详情
    handleDetail (row) {
      console.log(row)
      this.isShowDetail = true
      this.dataInfo = row
    },
    DetailDialogClose () {
      this.isShowDetail = false
    },
    //搜索
    searchClick () {
      this.queryInfo = {
        productName: this.productName,
        productCode: this.productType,
        categoryId: this.productCategory
      }
      if (this.offset == 1) {
        this.refresh()
      } else {
        this.offset = 1
      }
    },
    //重置
    reset () {
      this.productName = ''
      this.productType = ''
      this.productCategory = ''
      this.queryInfo = {
        productName: '',
        productCode: '',
        categoryId: ''
      }
      this.refresh()
    },
    //删除当前行
    handleDelete (row) {
      productDelete({ id: row.id }).then(res => {
        console.log(res)
        this.refresh()
      })
    },
    //批量删除
    BatchDeleteClick () {
      const DelAry = this.$refs.multipleTable.selection
      console.log(DelAry)
      const ids = []
      DelAry.forEach(ele => {
        ids.push(ele.id)
      });
      console.log(ids)
      batchDelete({ ids: ids }).then(res => {
        console.log(res)
        this.refresh()
      })
    },
    getProduct () {

    },
    //导出表格
    //导出
    exportToExcel () {
      listPage('offset=1', {}).then(res => {
        console.log(res.rows, '全部数据')
        this.ExportTable = res.rows
        const header = Object.keys(res.rows[0])
        console.log(header)
        const data = res.rows.map((user, index) => {
          const userArr = []
          console.log(user, index)
          for (const key in res.rows[0]) {
            // console.log(res.rows[key]);
            const item = user[key]
            userArr.push(item)
          }
          return userArr
        })
        console.log(data)
        // //把定义好的header和data放进export_json_to_excel的函数里作为参数
        export_json_to_excel({
          header,
          data
        })
      })

    }
  },
  computed: {
    total () {
      let index = this.tableData.total / this.limit
      return Math.ceil(index)
    }
  },
  watch: {
    limit (newVls) {
      if (!this.productName) {
        this.searchClick(newVls, this.offset)
      } else {
        this.getProductList(newVls, this.offset)
      }
    },
    offset (newVls) {
      console.log(!this.productName, this.productName);
      this.getProductList(this.limit, newVls)
      // if (this.productName) {
      //   console.log('112233')
      //   this.searchClick()
      // } else {
      //   console.log('223344')
      // this.getProductList(this.limit, newVls)
      // }
    }
  }

};
</script>

<style lang="scss" scoped>
.product {
  position: relative;
  width: 100%;
  min-height: 700px;
  height: 823px;
  overflow: auto;
}

.product-inputs {
  .product-input {
    margin: 0 2rem 0 0.5rem;
  }

  .product-select {
    margin: 0 14rem 0 0.5rem;
  }

  .product-button {
    margin-right: 1rem;
  }
}

.product-list {
  margin-top: 1rem;

  .editable-row-operations a {
    margin-right: 0.2rem;
  }
}

.product-list-item-gray {
  background-color: rgb(167, 163, 163);
  text-align: center;
}

.product-list-item-white {
  background-color: white;
  text-align: center;
}

::v-deep .el-table__row.success-row {
  background-color: lightgray;
}
</style>