<template>
  <div class="addGroupBuy">
    <!-- 新增用户 -->
    <div class="addGroupBuyBox">
      <el-form ref="ruleForm" class="formBox" :model="addForm" label-width="150px" :rules="groupBuyRules">
        <div class="flexBox">
          <el-form-item label="活动名称" prop="composeName">
            <el-input
              v-model="addForm.composeName" maxlength="15" placeholder="请输入活动名称"
              oninput="value=value.replace(/\s+/g, '')"
            />
          </el-form-item>
        </div>
        <el-form-item class="timeDataBox" label="活动时间">
          <div class="dateBox">
            <el-form-item>
              <el-date-picker
                v-model="dateInfo" type="datetimerange" range-separator="至" start-placeholder="开始日期"
                end-placeholder="结束日期" value-format="yyyy-MM-dd HH:mm:ss" @change="changeDate"
              />
            </el-form-item>
          </div>
        </el-form-item>
        <el-form-item class="priceRules" label="优惠规则">
          <div v-for="(item, index) in priceRules" :key="index" class="item">
            <div class="group">
              任选
              <el-input-number v-model="item.number" :max="100" :min="2" :precision="0" :step="1" />
              件
            </div>
            <div class="group">
              捆绑价
              <el-input-number v-model="item.price" :controls="false" :max="10000000" :min="0.01" :precision="2" />
              元
            </div>
            <div v-if="index !== 0" class="btnDel">
              <el-button type="primary" icon="el-icon-delete" @click="delRow(index)" />
            </div>
          </div>
          <div class="btnAdd">
            <el-button type="primary" @click="addRow">添加层级</el-button>
          </div>
        </el-form-item>
        <el-form-item class="applyType" label="活动商品" prop="commodity">
          <span class="selectBtn" @click="chooseProduct">
            请选择<i
              v-if="addForm.priceProducts.length !== 0"
              class="selectNum"
            >
              {{ addForm.priceProducts.length }}
            </i>
          </span>
          <div class="selecTable">
            <el-table
              :data="selectTableData" border :header-cell-style="{ background: '#EEF3FF', color: '#333333' }"
              tooltip-effect="dark" style="width: 100%"
            >
              <el-table-column prop="productId" label="商品id" show-overflow-tooltip />
              <el-table-column label="商品主图" width="150" align="center">
                <template slot-scope="scope">
                  <img height="80" width="80" :src="scope.row.productImage" alt srcset>
                </template>
              </el-table-column>
              <el-table-column prop="productName" label="商品名称" width="220" />
              <el-table-column prop="section" label="售价区间" show-overflow-tooltip />
              <el-table-column prop="stockNumber" label="库存" width="120" show-overflow-tooltip />
              <el-table-column label="操作" show-overflow-tooltip>
                <template slot-scope="scope">
                  <div class="btnList">
                    <el-popconfirm title="确定删除此活动？" @onConfirm="delProduct(scope.row)">
                      <el-button slot="reference" class="delCls" type="text">删除</el-button>
                    </el-popconfirm>
                  </div>
                </template>
              </el-table-column>
            </el-table>
          </div>
        </el-form-item>
      </el-form>
    </div>
    <span slot="footer" class="dialog-footer">
      <el-button type="primary" @click="priceAdd('ruleForm')">保 存</el-button>
      <el-button type="danger" @click="goToList">取 消</el-button>
    </span>
    <!-- 新建分组弹框 -->
    <el-dialog
      title="选择商品" :visible.sync="isVisible" width="55%" top="50px"
      class="group-dialog"
      :close-on-click-modal="false" :modal-append-to-body="false" :modal="false"
    >
      <div class="formSearch">
        <el-form :inline="true" :model="proOption" class="demo-form-inline">
          <el-form-item label="商品名称">
            <el-input v-model="proOption.search" maxlength="20" placeholder="请输入商品名称" />
          </el-form-item>
          <el-form-item>
            <el-button type="primary" @click="getProList">查询</el-button>
            <el-button type="primary" @click="clear">重置</el-button>
          </el-form-item>
        </el-form>
      </div>
      <!-- 表格 -->
      <div class="tableBox">
        <el-table
          ref="multipleTable" :data="tableData" border
          :header-cell-style="{ background: '#EEF3FF', color: '#333333' }" tooltip-effect="dark" style="width: 100%"
          :row-key="getRowKeys" max-height="600" @selection-change="handleSelectionChange"
        >
          <el-table-column type="selection" :reserve-selection="true" width="55" />
          <el-table-column prop="productId" label="商品id" show-overflow-tooltip />
          <el-table-column label="商品主图" width="150" align="center">
            <template slot-scope="scope">
              <img height="80" width="80" :src="scope.row.productImage" alt srcset>
            </template>
          </el-table-column>
          <el-table-column prop="productName" label="商品名称" width="220" />
          <el-table-column prop="section" label="售价区间" show-overflow-tooltip />
          <el-table-column prop="stockNumber" label="库存" width="120" show-overflow-tooltip />
        </el-table>
        <div class="fenye">
          <el-pagination
            :current-page="proOption.page" :page-sizes="[10, 20, 50, 100]" :page-size="proOption.pageSize"
            layout="total, sizes, prev, pager, next, jumper" :total="total" @size-change="handleSizeChange"
            @current-change="handleCurrentChange"
          />
        </div>
        <div class="footBtnBox">
          <span slot="footer">
            <el-button type="primary" @click="saveIdList">确 定</el-button>
            <el-button @click="closeSelect">取 消</el-button>
          </span>
        </div>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { priceAdd, priceUpate, getPriceDetail, getComposeSelectProduct } from '@/api/marketing'
// import { getClassifyGetAll } from '@/api/commodity'

function InitPriceForm() {
  this.priceProducts = [] // 商品明细数据
  this.composeName = '' // 活动名称
  this.priceType = 1
  this.startTime = '' // 活动开始时间
  this.endTime = '' // 活动结束时间
}
export default {
  name: 'AddGroupBuy',
  props: {
    priceId: {
      type: Number,
      default: 0
    }
  },
  data() {
    const validLanguage = (rule, value, callback) => {
      if (value === '' || value === undefined || value === null) {
        callback(new Error('请输入活动名称'))
      } else {
        // 判断是否为中文字符
        if (!/^[\u4e00-\u9fa5]+$/.test(value) && value.length > 60) {
          callback(new Error('请在60个英文字符内'))
        } else if (value.length > 30) {
          callback(new Error('请在30个中文字符内'))
        } else {
          callback()
        }
      }
    }
    return {
      // 新增
      getRowKeys(row) {
        return row.skuId
      },
      addForm: new InitPriceForm(),
      proOption: {
        page: 1,
        pageSize: 10
      },
      priceRules: [
        {
          number: 0,
          price: 0
        }
      ], // 优惠规则列
      details: [],
      dateInfo: [], // 时间数组
      total: 0,
      tableData: [],
      selectTableData: [],
      groupBuyRules: {
        composeName: [
          { required: true, validator: validLanguage, trigger: 'blur' }
          // {
          //   min: 2,
          //   max: 30,
          //   message: "长度在 2 到 30 个字符",
          //   trigger: "blur",
          // },
        ]
      },
      multipleSelection: [],
      isVisible: false // 选择商品弹窗
    }
  },
  watch: {
    priceId: {
      handler(nVal, oVal) {
        this.addForm.priceId = nVal
        if (!nVal) {
          this.addForm = new InitPriceForm()
          this.dateInfo = []
          this.priceRules = []
          this.selectTableData = []
        } else {
          this.addForm.priceProducts = []
          this.getPriceInfo()
        }
      }
    }
  },
  mounted() {
    if (this.priceId) {
      this.addForm.priceId = this.priceId
      this.getPriceInfo()
    }
  },
  methods: {
    changeDate(e) {
      var startTime = Date.parse(e[1])
      var timestamp = Date.parse(new Date())
      if (startTime < timestamp) {
        this.dateInfo = []
        this.$message.warning('活动结束时间不能小于当前时间')
      }
    },
    clear() {
      this.proOption.search = ''
      this.getProList()
    },
    priceAdd(ruleForm) {
      this.$refs[ruleForm].validate((valid) => {
        if (valid) {
          this.addForm.startTime = this.dateInfo[0]
          this.addForm.endTime = this.dateInfo[1]
          this.addForm.priceRules = this.priceRules
          if (this.addForm.priceId) {
            priceUpate(this.addForm).then((res) => {
              if (res.code === '') {
                this.$message.success('修改成功')
                this.$emit('reset')
              } else {
                this.$message({
                  message: res.message,
                  type: 'error'
                })
              }
            })
          } else {
            priceAdd(this.addForm).then((res) => {
              if (res.code === '') {
                this.$message.success('提交成功')
                this.$emit('reset')
              } else {
                this.$message.error(res.message)
              }
            })
          }
        } else {
          console.log('error submit!!')
          return false
        }
      })
    },
    handleSizeChange(val) {
      this.proOption.pageSize = val
      this.getProList()
    },
    handleCurrentChange(val) {
      this.proOption.page = val
      this.getProList()
    },
    // 选择商品
    chooseProduct(type) {
      this.getProList()
      this.isVisible = true
    },
    // 获取可以选择捆绑的商品
    getProList() {
      getComposeSelectProduct(this.proOption).then((res) => {
        if (res.code === '') {
          this.tableData = res.data.list
          this.total = res.data.total
          for (let i = 0; i < this.tableData.length; i++) {
            for (let j = 0; j < this.selectTableData.length; j++) {
              if (this.tableData[i].productId === this.selectTableData[j].productId) {
                this.$refs.multipleTable.toggleRowSelection(this.tableData[i])
              }
            }
          }
        }
      })
    },
    // 选中商品
    handleSelectionChange(val) {
      this.multipleSelection = val
    },
    // 保存选择商品ID
    saveIdList() {
      const idList = []
      this.selectTableData = this.multipleSelection
      this.multipleSelection.forEach((i) => {
        idList.push({
          priceId: this.addForm.priceId,
          productId: i.productId
        })
      })
      this.addForm.priceProducts = idList
      this.isVisible = false
    },
    // 取消选择
    closeSelect() {
      this.isVisible = false
    },
    // 跳转列表
    goToList() {
      this.$emit('reset')
    },
    async getPriceInfo() {
      var _this = this
      const res = await getPriceDetail({ priceId: this.addForm.priceId })
      this.addForm.composeName = res.data.composeName
      this.addForm.startTime = res.data.startTime
      this.addForm.endTime = res.data.endTime
      this.addForm.priceType = res.data.priceType
      this.priceRules = res.data.rules
      this.selectTableData = res.data.composeProducts.map((item) => {
        item.productImage = item.image
        item.section = item.sectionPrice
        return item
      })
      this.selectTableData.forEach((i) => {
        this.addForm.priceProducts.push({
          productId: i.productId,
          priceId: _this.addForm.priceId
        })
      })
      this.dateInfo = [this.addForm.startTime, this.addForm.endTime]
    },
    // 删除产品
    delProduct(row) {
      var curIndex = 0
      this.addForm.priceProducts.forEach((item, index) => {
        if (item.productId === row.productId) {
          curIndex = index
        }
      })
      this.addForm.priceProducts.splice(curIndex, 1)
      this.selectTableData.splice(curIndex, 1)
    },
    // 增加行
    addRow() {
      this.priceRules.push({
        number: 0,
        price: 0
      })
    },
    // 删除行
    delRow(index) {
      this.priceRules.splice(index, 1)
    }
  }
}
</script>

<style lang='scss' scoped>
//@import url(); 引入公共css类
@import url("../../../styles/elDialog.scss");

.addGroupBuy {
	background: #ffffff;

	.dialog-footer {
		display: flex;
		justify-content: space-around;
	}

	.formBox {
		.flexBox {
			display: flex;
		}

		.applyType {
			.selectBtn {
				width: 100px;
				height: 30px;
				line-height: 30px;
				background: #66b1ff;
				color: #ffffff;
				text-align: center;
				display: inline-block;
				font-size: 14px;
				margin-right: 30px;
				border-radius: 4px;
				cursor: pointer;
				position: relative;

				i {
					position: absolute;
					right: -10px;
					top: -10px;
					width: 25px;
					height: 25px;
					line-height: 25px;
					background: #ffffff;
					border-radius: 50%;
					border: 1px solid #66b1ff;
					text-align: center;
					color: #409eff;
					font-style: normal;
					font-size: 12px;
				}
			}
		}
	}

	.footBtnBox {
		width: 100%;
		display: flex;
		justify-content: center;
		margin-top: 50px;
	}

	.dateBox {
		display: flex;
		align-items: center;

		.description {
			width: 59px;
			text-align: center;
			display: block;
			font-size: 14px;
			color: #999999;
		}
	}
}

.priceRules {
	.item {
		margin-bottom: 10px;

		.group {
			display: inline-block;
			margin-right: 50px;

			.el-input {
				width: 100px;
			}
		}

		.btnDel {
			display: inline-block;
		}
	}
}
</style>

<style scoped>
.flexBox /deep/ .el-input {
	width: 500px;
}

.inputW /deep/ .el-input {
	width: 100px;
	margin: 0 8px 0 0;
}

.inputW /deep/ .el-input .el-input__inner {
	text-align: center;
}

.inputW /deep/ .el-form-item__error {
	padding-left: 0;
}

.inputW /deep/ .el-checkbox {
	margin-left: 20px;
}

.inputW /deep/ .el-radio {
	margin-left: 30px;
}

.boxWidth /deep/ .el-input {
	width: 100px;
	margin-right: 15px;
}

.boxWidth /deep/ .el-input .el-input__inner {
	text-align: center;
}

.addGroupBuy /deep/ .el-button--primary {
	background: #409eff;
	border-color: #409eff;
}

.addGroupBuy /deep/ .el-dialog__header {
	background-color: #409eff;
}

.addGroupBuy /deep/ .el-dialog__headerbtn .el-dialog__close {
	color: #ffffff;
}

.addGroupBuy .timeDataBox /deep/ .el-form-item__content {
	display: flex;
	align-items: center;
}

.addGroupBuy .timeDataBox /deep/ .el-form-item__label {}

input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
	-webkit-appearance: none;
}

input[type="number"] {
	-moz-appearance: textfield;
}

.radio-group .item {
	padding-bottom: 10px;
}
</style>
