<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="购买时间">
        <el-date-picker
          v-model="queryParams.date"
          style="width: 240px"
          value-format="yyyy-MM-dd"
          type="date"
          placeholder="选择购买时间"
        ></el-date-picker>
      </el-form-item>
      <el-form-item label="选择搜索条件" prop="field">
        <el-select v-model="queryParams.field">
          <el-option
            v-for="item in fieldOptions"
            :key="item.dictId"
            :label="item.dictName"
            :value="item.dictType"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="商品名称" prop="name">
        <el-input
          v-model="queryParams.name"
          placeholder="请输入商品名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="会员时长" prop="value">
        <el-input
          v-model="queryParams.value"
          placeholder="请输入会员时长"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="单价" prop="price">
        <el-input
          v-model="queryParams.price"
          placeholder="请输入单价"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:goods:add']"
        >新增
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:goods:edit']"
        >修改
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:goods:remove']"
        >删除
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['system:goods:export']"
        >导出
        </el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table stripe v-loading="loading" :data="goodsList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="商品排序" align="center" prop="sort" />
      <el-table-column label="商品主图" align="center" prop="fileAddr" />
      <el-table-column label="商品名称" align="center" prop="name" />
      <el-table-column label="会员时长" align="center" prop="value" />
      <el-table-column label="单价" align="center" prop="price" />
      <el-table-column label="销量累计" align="center" prop="saleAmount" />
      <el-table-column label="创建时间" align="center" prop="createTime" />
      <el-table-column label="备注" align="center" prop="remarks" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:goods:edit']"
          >修改
          </el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:goods:remove']"
          >删除
          </el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改商品管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="600px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="排序" prop="sort">
          <el-input v-model="form.sort" placeholder="请输入排序" />
        </el-form-item>
        <el-form-item label="商品名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入商品名称" />
        </el-form-item>
        <el-form-item label="会员时长" prop="value">
          <el-input v-model="form.value" placeholder="请输入会员时长" />
        </el-form-item>
        <el-form-item label="单价" prop="price">
          <el-input v-model="form.price" placeholder="请输入单价" />
        </el-form-item>
        <el-form-item label="备注" prop="remarks">
          <el-input v-model="form.remarks" type="textarea" placeholder="请输入内容" />
        </el-form-item>
        <el-form-item label="删除标记" prop="delFlag">
          <el-input v-model="form.delFlag" placeholder="请输入删除标记" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listGoods, getGoods, delGoods, addGoods, updateGoods } from '@/api/buyer/goods'

export default {
  name: 'Goods',
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 商品管理表格数据
      goodsList: [],
      // 弹出层标题
      title: '',
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        sort: null,
        name: null,
        value: null,
        price: null,
        remarks: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {},
      fieldOptions: []
    }
  },
  created() {
    this.getList()
  },
  methods: {
    /** 查询商品管理列表 */
    getList() {
      this.loading = true
      listGoods(this.queryParams).then(response => {
        this.goodsList = response.rows
        this.total = response.total
        this.loading = false
      })
    },
    // 取消按钮
    cancel() {
      this.open = false
      this.reset()
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        sort: null,
        name: null,
        value: null,
        price: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
        remarks: null,
        delFlag: null
      }
      this.resetForm('form')
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1
      this.getList()
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm('queryForm')
      this.handleQuery()
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset()
      this.open = true
      this.title = '添加商品管理'
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset()
      const id = row.id || this.ids
      getGoods(id).then(response => {
        this.form = response.data
        this.open = true
        this.title = '修改商品管理'
      })
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs['form'].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateGoods(this.form).then(response => {
              this.$modal.msgSuccess('修改成功')
              this.open = false
              this.getList()
            })
          } else {
            addGoods(this.form).then(response => {
              this.$modal.msgSuccess('新增成功')
              this.open = false
              this.getList()
            })
          }
        }
      })
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids
      this.$modal.confirm('是否确认删除商品管理选中的数据项？').then(function() {
        return delGoods(ids)
      }).then(() => {
        this.getList()
        this.$modal.msgSuccess('删除成功')
      }).catch(() => {})
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('system/goods/export', {
        ...this.queryParams
      }, `goods_${new Date().getTime()}.xlsx`)
    }
  }
}
</script>
