import { clsName } from '../util/index.js'
import { COMPS_NAME, COMPS_CUSTOM_ATTRS } from '../util/constant'
import { isEmptyValue } from '../../../src/utils/index.js'
import BodyTd from './body-td.jsx'
import VueDomResizeObserver from '@P/src/components/resize-observer/index'
// import eventCenter from '@P/events/event-center.js'
import { GLOBAL_EVENT } from '@P/events/global-events.js'
export default {
  name: COMPS_NAME.FAN_TABLE_BODY_TR,
  components: { BodyTd },
  inject: ['eventCenter'],
  props: {
    rowData: {
      type: Object,
      required: true,
    },
    rowIndex: {
      type: Number,
      required: true,
    },
    colgroups: {
      type: Array,
      required: true,
    },
    columnCollection: {
      type: Array,
      required: true,
    },
    rowKeyFieldName: {
      type: String,
      default: null,
    },
    allRowKeys: {
      type: Array,
      required: true,
    },
    // expand row option
    expandOption: {
      type: Object,
      default: function () {
        return null
      },
    },
    // is expand row
    isExpandRow: {
      type: Boolean,
      required: true,
    },
    // expanded row keys
    expandedRowkeys: {
      type: Array,
      default: function () {
        return []
      },
    },
    // expand row change
    expandRowChange: {
      type: Function,
      default: null,
    },

    /*
checkbox
*/
    // checkbox option
    checkboxOption: {
      type: Object,
      default: function () {
        return null
      },
    },
    internalCheckboxSelectedRowKeys: {
      type: Array,
      default: function () {
        return null
      },
    },

    /*
radio
*/
    radioOption: {
      type: Object,
      default: function () {
        return null
      },
    },
    internalRadioSelectedRowKey: {
      type: [String, Number],
      default: null,
    },
    // is virtual scroll
    isVirtualScroll: {
      type: Boolean,
      default: false,
    },
    // cell style option
    cellStyleOption: {
      type: Object,
      default: function () {
        return null
      },
    },
    // highlight row key
    highlightRowKey: {
      type: [String, Number],
      default: null,
    },
    // event custom option
    eventCustomOption: {
      type: Object,
      default: function () {
        return null
      },
    },
    // cell selection data
    cellSelectionData: {
      type: Object,
      default: function () {
        return null
      },
    },
    // cell selection range data
    cellSelectionRangeData: {
      type: Object,
      default: function () {
        return null
      },
    },
    bodyIndicatorRowKeys: {
      type: Object,
      default: function () {
        return null
      },
    },
    // cell span option
    cellSpanOption: {
      type: Object,
      default: function () {
        return null
      },
    },
    // edit opttion
    editOption: {
      type: Object,
      default: function () {
        return null
      },
    },
  },
  computed: {
    // current row key
    currentRowKey() {
      const { rowKeyFieldName } = this
      return rowKeyFieldName ? this.rowData[rowKeyFieldName] : null
    },
  },
  methods: {
    // tr class
    trClass() {
      let result = null

      const { highlightRowKey, currentRowKey } = this

      let isHighlight = false

      if (!isEmptyValue(highlightRowKey)) {
        if (highlightRowKey === currentRowKey) {
          isHighlight = true
        }
      }

      result = {
        [clsName('body-tr')]: true,
        [clsName('tr-highlight')]: isHighlight,
      }

      return result
    },
    // click
    rowClick(e, fn) {
      fn && fn(e)

      const { rowData, rowIndex } = this
      const rowInfo = {
        rowData,
        rowIndex,
      }
      this.eventCenter.emit(GLOBAL_EVENT.BODY_ROW_CLICK,
        rowInfo
      )
    },
    // dblclick
    rowDblclick(e, fn) {
      fn && fn(e)
    },
    // contextmenu
    rowContextmenu(e, fn) {
      fn && fn(e)
    },
    // mouseenter
    rowMouseenter(e, fn) {
      fn && fn(e)
    },
    // mouseleave
    rowMouseleave(e, fn) {
      fn && fn(e)
    },
    // mousemove
    rowMousemove(e, fn) {
      fn && fn(e)
    },
    // mouseover
    rowMouseover(e, fn) {
      fn && fn(e)
    },
    // mousedown
    rowMousedown(e, fn) {
      fn && fn(e)
    },
    // mouseup
    rowMouseup(e, fn) {
      fn && fn(e)
    },
  },

  render() {
    const {
      colgroups,
      expandOption,
      expandRowChange,
      isExpandRow,
      expandedRowkeys,
      checkboxOption,
      rowKeyFieldName,
      rowIndex,
      rowData,
      internalCheckboxSelectedRowKeys,
      internalRadioSelectedRowKey,
      radioOption,
      cellStyleOption,
      eventCustomOption,
    } = this

    // get td content
    const getTdContent = () => {
      // const onExpandRowChange = 'onExpandRowChange'
      return colgroups.map((column) => {
        const tdProps = {
          key: column.key,
          rowIndex,
          rowData,
          column,
          columnCollection: this.columnCollection,
          colgroups,
          expandOption,
          expandedRowkeys,
          checkboxOption,
          rowKeyFieldName,
          allRowKeys: this.allRowKeys,
          isExpandRow,
          internalCheckboxSelectedRowKeys,
          internalRadioSelectedRowKey,
          radioOption,
          cellStyleOption,
          cellSpanOption: this.cellSpanOption,
          eventCustomOption,
          cellSelectionData: this.cellSelectionData,
          cellSelectionRangeData: this.cellSelectionRangeData,
          bodyIndicatorRowKeys: this.bodyIndicatorRowKeys,
          editOption: this.editOption,
          // const onExpandRowChange= EMIT_EVENTS.EXPAND_ROW_CHANGE
          onExpandRowChange: () => expandRowChange(rowData, rowIndex),
        }
        return <BodyTd {...tdProps} />
      })
    }

    let result = null

    // custom on row event
    let customEvents = {}
    if (eventCustomOption) {
      const { bodyRowEvents } = eventCustomOption
      customEvents = bodyRowEvents ? bodyRowEvents({ row: rowData, rowIndex }) : {}
    }

    const {
      click,
      dblclick,
      contextmenu,
      mouseenter,
      mouseleave,
      mousemove,
      mouseover,
      mousedown,
      mouseup,
    } = customEvents

    const events = {
      onClick: (e) => this.rowClick(e, click),
      onDblclick: (e) => this.rowDblclick(e, dblclick),
      onContextmenu: (e) => this.rowContextmenu(e, contextmenu),
      onMouseenter: (e) => this.rowMouseenter(e, mouseenter),
      onMouseleave: (e) => this.rowMouseleave(e, mouseleave),
      onMousemove: (e) => this.rowMousemove(e, mousemove),
      onMouseover: (e) => this.rowMouseover(e, mouseover),
      onMousedown: (e) => this.rowMousedown(e, mousedown),
      onMouseup: (e) => this.rowMouseup(e, mouseup)
    }
    const trClass = this.trClass()
    if (this.isVirtualScroll) {
      const props = {
        class: trClass,
        tagName: 'tr',
        id: this.currentRowKey,
        [COMPS_CUSTOM_ATTRS.BODY_ROW_KEY]: this.currentRowKey,
        onDomResizeChange: ({ key, height }) => {
          this.eventCenter.emit(GLOBAL_EVENT.BODY_ROW_HEIGHT_CHANGE,
            {
              rowKey: key,
              height,
            },
          )
        },
        ...events,
      }

      result = (
        <VueDomResizeObserver {...props}>
          {getTdContent()}
        </VueDomResizeObserver>
      )
    } else {
      const props = {
        class: trClass,
        [COMPS_CUSTOM_ATTRS.BODY_ROW_KEY]: this.currentRowKey,
        ...events,
      }

      result = <tr {...props}>{getTdContent()}</tr>
    }

    return result
  },
}