import BaseCurd from './BaseCurd'

const operatorTypes = [{
  id: 1,
  name: '新增',
  method: 'POST'
}, {
  id: 2,
  name: '修改',
  method: 'PUT'
}, {
  id: 3,
  name: '查看'
}]

export default (Target) => ({
  name: 'BaseCurdEditor',
  extends: BaseCurd(Target),
  data: () => ({
    visible: false,
    data: null,
    oData: null,
    operatorTypeId: 1,
    refFormName: 'form',
    activeCollapseName: '1'
  }),
  computed: {
    operatorType () {
      return operatorTypes[this.operatorTypeId - 1]
    }
  },
  methods: {
    onOpen (data) {
      return Promise.resolve()
    },
    onGetDetail () {
      return Promise.resolve()
    },
    afterGetDetail (model) {},
    beforeSave () {
      return Promise.resolve()
    },
    onSave () {},
    open (data, isView) {
      this.onOpen(data).then(() => {
        if (data) {
          this.operatorTypeId = isView ? operatorTypes[2].id : operatorTypes[1].id
          this.oData = data
          this.getDetail(data)
        } else {
          this.operatorTypeId = operatorTypes[0].id
          this.model = this.initModel()
          this.clearFormValid()
        }

        this.visible = true
      })
    },
    initModel () {
      this.data = new Target(this)
    },
    getDetail (data) {
      this.onGetDetail().then(() => {
        this.$$request(this.$$api.getDetail, data, Target).then(data => {
          data = data || {}
          this.data = data
          this.clearFormValid()
          this.afterGetDetail(data)
        }).catch(console.error).finally(() => {})
      })
    },
    clearFormValid () {
      this.$nextTick(() => {
        let formEl = this.getForm()
        formEl && formEl.resetFields()
      })
    },
    save () {
      const formEl = this.getForm()
      formEl && formEl.validate(flag => {
        if (!flag) {
          return
        }

        this.beforeSave().then(() => {
          this.$$request(Target.$$api.save, this.data, this.operatorType.method, Target).then((data) => {
            if (data) {
              this.$notify({
                title: '成功',
                message: '保存成功',
                type: 'success',
                position: 'bottom-right'
              })

              this.onSave()
              this.$emit('saved', this.data)
              this.close()
            }
          }).catch(console.error).finally(() => {})
        })
      })
    },
    onSaveBtnClick () {
      this.save()
    },
    onCloseBtnClick () {
      this.close()
    },
    close () {
      this.visible = false
      this.$emit('close')
    },
    getForm () {
      return this.$refs[this.refFormName]
    }
  }
})