<template>
    <div>
        <el-card class="box-card" shadow="always">
          <div slot="header" class="clearfix">
            <span>{{ title }}</span>
            <el-button-group style="float: right;">
              <el-button size="mini" icon="el-icon-plus" round @click="submitForm" :loading="loadingOptions.loading" :disabled="loadingOptions.isDisabled">{{loadingOptions.loadingText}}</el-button>
              <el-button size="mini" icon="el-icon-back" round @click="showCard">返回</el-button>
            </el-button-group>
          </div>
          <div :style="classCardbody">
            <el-form ref="form" :model="form" :rules="rules" label-width="80px">
              <el-form-item label="变更字段" prop="fieldName">
                <el-input v-model="fieldName" placeholder="请输入变更字段" disabled />
              </el-form-item>
              <el-form-item label="版本号" prop="version">
                <el-input v-model="form.version" placeholder="请输入版本号" />
              </el-form-item>
              <el-form-item label="原来的值" prop="fieldOldValue">
                <el-input v-model="form.fieldOldValue" placeholder="请输入原来的值" disabled />
              </el-form-item>
              <el-form-item label="最新的值" prop="fieldNewValue">
                <el-input v-model="form.fieldNewValue" placeholder="请输入最新的值" />
              </el-form-item>
              <el-form-item label="状态" prop="status">
                <el-radio-group v-model="form.status">
                  <el-radio
                    v-for="dict in statusOptions"
                    :key="dict.id"
                    :label="dict.itemText"
                  >{{dict.itemValue}}</el-radio>
                </el-radio-group>
              </el-form-item>
              <el-form-item label="备注" prop="remark">
                <el-input v-model="form.remark" type="textarea" placeholder="请输入内容" />
              </el-form-item>
            </el-form>
          </div>
        </el-card>
    </div>
</template>

<script>
import { getChangeRecord, updateChangeRecord } from '@/api/metadata/changerecord'

export default {
  name: 'ChangeRecordEdit',
  props: {
    data: {
      type: Object,
      default: function () {
        return {}
      }
    }
  },
  data () {
    return {
      classCardbody: {
        overflow: 'auto',
        height: document.body.offsetHeight - 240 + 'px'
      },
      title: '变更记录编辑',
      // 展示切换
      showOptions: {
        data: {},
        showList: true,
        showAdd: false,
        showEdit: false,
        showDetail: false
      },
      // 保存按钮
      loadingOptions: {
        loading: false,
        loadingText: '保存',
        isDisabled: false
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        objectId: [
          { required: true, message: '源数据表主键不能为空', trigger: 'blur' }
        ],
        fieldName: [
          { required: true, message: '数据表的字段名不能为空', trigger: 'blur' }
        ],
        fieldOldValue: [
          { required: true, message: '原来的值不能为空', trigger: 'blur' }
        ],
        fieldNewValue: [
          { required: true, message: '最新的值不能为空', trigger: 'blur' }
        ],
        version: [
          { required: true, message: '版本号不能为空', trigger: 'blur' }
        ]
      },
      // 状态数据字典
      statusOptions: [],
      dicts: new Map([
        ['columnName', '字段名称'],
        ['columnComment', '字段注释'],
        ['dataDefault', '数据默认值'],
        ['columnKey', '是否主键'],
        ['columnNullable', '是否允许为空'],
        ['dataType', '数据类型'],
        ['dataLength', '数据长度'],
        ['dataPrecision', '数据精度'],
        ['dataScale', '数据小数位']
      ])
    }
  },
  created () {
    console.log('id:' + this.data.id)
    this.getDicts('sys_common_status').then(response => {
      if (response.success) {
        this.statusOptions = response.data
      }
    })
  },
  mounted () {
    this.getChangeRecord(this.data.id)
  },
  computed: {
    fieldName () {
      return this.dicts.get(this.form.fieldName)
    }
  },
  methods: {
    showCard () {
      this.$emit('showCard', this.showOptions)
    },
    /** 获取详情 */
    getChangeRecord: function (id) {
      getChangeRecord(id).then(response => {
        if (response.success) {
          this.form = response.data
        }
      })
    },
    /** 提交按钮 */
    submitForm: function () {
      this.$refs['form'].validate(valid => {
        if (valid) {
          this.loadingOptions.loading = true
          this.loadingOptions.loadingText = '保存中...'
          this.loadingOptions.isDisabled = true
          updateChangeRecord(this.form).then(response => {
            if (response.success) {
              this.$message.success('保存成功')
              setTimeout(() => {
                // 2秒后跳转列表页
                this.$emit('showCard', this.showOptions)
              }, 2000)
            } else {
              this.$message.error('保存失败')
              this.loadingOptions.loading = false
              this.loadingOptions.loadingText = '保存'
              this.loadingOptions.isDisabled = false
            }
          })
        }
      })
    }
  }
}
</script>

<style lang="scss" scoped>

</style>
