<template>
  <div>
    <el-dialog v-bind="$attrs" :close-on-click-modal="false" :modal-append-to-body="false"
               v-on="$listeners" @open="onOpen" @close="onClose">
      <el-row :gutter="0">
        <el-form ref="elForm" :model="formData" :rules="rules" size="small" label-width="100px">
          <el-col :span="24">
            <el-form-item label="选项名" prop="label">
              <el-input v-model="formData.label" placeholder="请输入选项名" clearable/>
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item label="选项值" prop="value">
              <el-input v-model="formData.value" placeholder="请输入选项值" clearable>
                <el-select slot="append" v-model="dataType" :style="{width: '100px'}">
                  <el-option v-for="(item, index) in dataTypeOptions" :key="index" :label="item.label"
                             :value="item.value" :disabled="item.disabled"/>
                </el-select>
              </el-input>
            </el-form-item>
          </el-col>
        </el-form>
      </el-row>
      <div slot="footer">
        <el-button type="primary" @click="handelConfirm"> 确定</el-button>
        <el-button @click="close"> 取消</el-button>
      </div>
    </el-dialog>
  </div>
</template>
<script>
  import {isNumberStr} from '../assets/utils'
  import {getTreeNodeId, saveTreeNodeId} from '../assets/storage'

  const id = getTreeNodeId()
  export default {
    components: {},
    inheritAttrs: false,
    props: [],
    data() {
      return {
        id,
        formData: {
          label: undefined,
          value: undefined
        },
        rules: {
          label: [
            {
              required: true,
              message: '请输入选项名',
              trigger: 'blur'
            }
          ],
          value: [
            {
              required: true,
              message: '请输入选项值',
              trigger: 'blur'
            }
          ]
        },
        dataType: 'string',
        dataTypeOptions: [
          {
            label: '字符串',
            value: 'string'
          },
          {
            label: '数字',
            value: 'number'
          }
        ]
      }
    },
    computed: {},
    watch: {
      // eslint-disable-next-line func-names
      'formData.value': function (val) {
        this.dataType = isNumberStr(val) ? 'number' : 'string'
      },
      id(val) {
        saveTreeNodeId(val)
      }
    },
    created() {
    },
    mounted() {
    },
    methods: {
      onOpen() {
        this.formData = {
          label: undefined,
          value: undefined
        }
      },
      onClose() {
      },
      close() {
        this.$emit('update:visible', false)
      },
      handelConfirm() {
        this.$refs.elForm.validate(valid => {
          if (!valid) return
          if (this.dataType === 'number') {
            this.formData.value = parseFloat(this.formData.value)
          }
          this.formData.id = this.id++
          this.$emit('commit', this.formData)
          this.close()
        })
      }
    }
  }
</script>

<style lang="scss" scoped>
</style>
