import { ref, reactive, nextTick } from 'vue'
export default function useTable(proxy, uuidv4) {
  const router = useRouter();
  const treeData = ref([])
  const visible = ref(false)
  const curRow = ref({})
  const form = reactive({
    name: ''
  })
  const newName = ref('')
  const operateInfo = reactive({
    width: '0%',
    level: '',
    type: '',
    text: ''
  })
  let rowExpansionInfo = []
  const getTreeDataCurRow = (data, row, treeDataCurRow) => {
    if(!row?.nodeCode || row.nodeCode === '0') {
      treeDataCurRow.value = { children: data }
      return
    }
    for (const item of data) {
      if(row.nodeCode === item.nodeCode){
        treeDataCurRow.value = item
        break
      }
      if(item.children){
        getTreeDataCurRow(item.children, row, treeDataCurRow)
      }
    }
  }

  const getTreeCurRow = (data, row) => {
    let treeDataCurRow = { value: {} }
    getTreeDataCurRow(data, row, treeDataCurRow)
    return treeDataCurRow.value
  }

  const goBack = (route, path) => {
    proxy.$tab.closePage(route)
    router.push(path)
  }

  const close = () => {
    curRow.value = {}
    operateInfo.level = ''
    operateInfo.type = ''
    operateInfo.text = ''
    restForm()
    visible.value = false
  }

  const restForm = () => {
    proxy.$refs.dialogFormRef.resetFields()
  }

  const statusChange = (row, val) => {
    const treeDataCurRow = getTreeCurRow(treeData.value, row)
    setTreeDataStatus(treeDataCurRow, val)
  }

  const setTreeDataStatus = (row, status) => {
    row.status = status
    if(status === '0'){
      row.enableTime = ''
      row.stopTime = proxy.moment().format("YYYY-MM-DD HH:mm:ss")
    } else if(status === '1'){
      row.enableTime = proxy.moment().format("YYYY-MM-DD HH:mm:ss")
      row.stopTime = ''
    }
    if(row.children){
      for (const item of row.children) {
        item.statusDisabled = status === '0'
        if(status === '0') {
          setTreeDataStatus(item, '0')
        }
      }
    }
  }

  const setStatusDisabled = (data) => {
    for (const item1 of data) {
      const children1 = item1.children || []
      item1.statusDisabled = false
      for (const item2 of children1) {
        const children2 = item2.children || []
        if(item1.status === '0' && item2.status === '0'){
          item2.statusDisabled = true
        } else {
          item2.statusDisabled = false
        }
        for (const item3 of children2) {
          if(item2.status === '0' && item3.status === '0'){
            item3.statusDisabled = true
          } else {
            item3.statusDisabled = false
          }
        }
      }
    }
  }

  const canOperateChange = (row, val) => {
    const treeDataCurRow = getTreeCurRow(treeData.value, row)
    setTreeDataCanOperate(treeDataCurRow, val)
  }

  const setTreeDataCanOperate = (row, canOperate) => {
    row.canOperate = canOperate
    if(row.children){
      for (const item of row.children) {
        item.canOperateDisabled = canOperate === 0
        if(canOperate === 0) {
          setTreeDataCanOperate(item, 0)
        }
      }
    }
  }

  const setCanOperateDisabled = (data) => {
    for (const item1 of data) {
      const children1 = item1.children || []
      item1.canOperateDisabled = false
      for (const item2 of children1) {
        const children2 = item2.children || []
        if(item1.canOperate === 0 && item2.canOperate === 0){
          item2.canOperateDisabled = true
        } else {
          item2.canOperateDisabled = false
        }
        for (const item3 of children2) {
          if(item2.canOperate === 0 && item3.canOperate === 0){
            item3.canOperateDisabled = true
          } else {
            item3.canOperateDisabled = false
          }
        }
      }
    }
  }

  const copy = (row) => {
    const treeDataCurRow = getTreeCurRow(treeData.value, row)
    const treeDataCurParentRow = getTreeCurRow(treeData.value, { nodeCode: row.parentNodeCode })
    proxy.$modal
    .confirm("是否确认复制？")
    .then(async () => {
      const index = treeDataCurParentRow.children.indexOf(treeDataCurRow)
      const data = JSON.parse(JSON.stringify(row))
      data.nodeCode = uuidv4()
      treeDataCurParentRow.children.splice(index, 0, data)
      treeDataCurParentRow.children.forEach((it, i, arr) => {
        it.sort = arr.length - i
      })
      computedScore(treeDataCurParentRow.nodeCode)
    })
    .catch(() => {});
  }

  const del = (row) => {
    const treeDataCurRow = getTreeCurRow(treeData.value, row)
    const treeDataCurParentRow = getTreeCurRow(treeData.value, { nodeCode: row.parentNodeCode })
    proxy.$modal
    .confirm("是否确认删除？")
    .then(async () => {
      const index = treeDataCurParentRow.children.indexOf(treeDataCurRow)
      treeDataCurParentRow.children.splice(index, 1)
      treeDataCurParentRow.children.forEach((it, i, arr) => {
        it.sort = arr.length - i
      })
      computedScore(treeDataCurParentRow.nodeCode)
    })
    .catch(() => {});
  }

  const getSortIsDisabled = (row, order) => {
    const treeDataCurRow = getTreeCurRow(treeData.value, row)
    const treeDataCurParentRow = getTreeCurRow(treeData.value, { nodeCode: row.parentNodeCode })
    const index = treeDataCurParentRow.children.indexOf(treeDataCurRow)
    if(order === 'ascending'){
      return index === 0
    } else {
      return index === treeDataCurParentRow.children.length - 1
    }
  }

  const ascHandle = (row) => {
    const treeDataCurRow = getTreeCurRow(treeData.value, row)
    const treeDataCurParentRow = getTreeCurRow(treeData.value, { nodeCode: row.parentNodeCode })
    const index = treeDataCurParentRow.children.indexOf(treeDataCurRow)
    const preData = treeDataCurParentRow.children[index - 1]
    const temp = treeDataCurRow.sort
    treeDataCurRow.sort = preData.sort
    preData.sort = temp
    treeDataCurParentRow.children.sort((a, b) => {
      return b.sort - a.sort
    })
  }

  const descHandle = (row) => {
    const treeDataCurRow = getTreeCurRow(treeData.value, row)
    const treeDataCurParentRow = getTreeCurRow(treeData.value, { nodeCode: row.parentNodeCode })
    const index = treeDataCurParentRow.children.indexOf(treeDataCurRow)
    const nextData = treeDataCurParentRow.children[index + 1]
    const temp = treeDataCurRow.sort
    treeDataCurRow.sort = nextData.sort
    nextData.sort = temp
    treeDataCurParentRow.children.sort((a, b) => {
      return b.sort - a.sort
    })
  }

  const search = () => {
    newName.value = '@#$%^&*'
    rowExpansionInfo = []
    nextTick(() => {
      newName.value = form.name
      rowExpansionInfo = []
      nextTick(() => {
        if(!rowExpansionInfo.length) return
        for (const item of rowExpansionInfo) {
          rowExpansion(item.row)
        }
        const minIndex = Math.min(...rowExpansionInfo.map(it => it.index))
        tableScrollToRow(minIndex)
      })
    })
  }

  const resetQuery = () => {
    proxy.$refs.ruleForm.resetFields()
    newName.value = ''
    rowExpansionInfo = []
  }

  const formatSearch = (row, index, str) => {
    return str.replace(new RegExp(newName.value, 'ig'), function($1) {
        if($1 && !rowExpansionInfo.find(it => it.nodeCode === row.nodeCode)) rowExpansionInfo.push({ index, row })
        return `<span class="light">${$1}</span>`;
    });
  }

  const rowExpansion = (row) => {
    const treeDataCurParentRow = getTreeCurRow(treeData.value, { nodeCode: row.parentNodeCode })
    proxy.$refs.tableRef.toggleRowExpansion(treeDataCurParentRow, true)
    if(treeDataCurParentRow.parentNodeCode === '0') return
    rowExpansion(treeDataCurParentRow)
  }

  const tableScrollToRow = (rowIndex) => {
    const scrollbarWrapper = proxy.$refs.tableRef.$el.querySelector('.el-table__body-wrapper .el-scrollbar .el-scrollbar__wrap')
    const theTableRows = scrollbarWrapper.querySelectorAll('.el-table__body tbody .el-table__row')
    let scrollTop = 0
    for (let i = 0; i < theTableRows.length; i++) {
      if (i === rowIndex) {
        break
      }
      scrollTop += theTableRows[i].offsetHeight
    }
    if(scrollTop > scrollbarWrapper.offsetHeight) {
      scrollbarWrapper.scrollTop = scrollTop
    }
  }

  const computedScore = (parentNodeCode) => {
    if(parentNodeCode === '0') return
    const treeDataCurParentRow = getTreeCurRow(treeData.value, { nodeCode: parentNodeCode })
    if(treeDataCurParentRow.level === '0') { //root
      const evaluationTypeScore = treeDataCurParentRow.children.reduce((pre, item) => {
        return pre += item.evaluationContentScore * 1
      }, 0)
      treeDataCurParentRow.evaluationTypeScore = evaluationTypeScore > 0 ? evaluationTypeScore + '' : ''
    } else if(treeDataCurParentRow.level === '1') {
      const evaluationContentScore = treeDataCurParentRow.children.reduce((pre, item) => {
        return pre += item.evaluationRuleScore * 1
      }, 0)
      treeDataCurParentRow.evaluationContentScore = evaluationContentScore > 0 ? evaluationContentScore + '' : ''

      const rootRow = getTreeCurRow(treeData.value, { nodeCode: treeDataCurParentRow.parentNodeCode })
      const evaluationTypeScore = rootRow.children.reduce((pre, item) => {
        return pre += item.evaluationContentScore * 1
      }, 0)
      rootRow.evaluationTypeScore = evaluationTypeScore > 0 ? evaluationTypeScore + '' : ''
    }
  }

  const forTableData = (data,isExpand) => {
    data.forEach(item =>{
      proxy.$refs.tableRef.toggleRowExpansion(item,isExpand);
      if(item.children){
        forTableData(item.children,isExpand)
      }
    })
  }
  // 展开
  const expand = () => {
    forTableData(treeData.value,true)
  }
  // 校验提交数据
  const checkData = (data) => {
    // const list1 = []
    let flag = false
    for (const item1 of data) {
      const children1 = item1.children || []
      if(!children1.length) return flag = true
      // const list2 = []
      for (const item2 of children1) {
        const children2 = item2.children || []
        if(!children2.length) return flag = true
        // if(children2.length) {
        //   list2.push(item2)
        // }
      }
      // item1.children = list2
      // if(list2.length){
      //   list1.push(item1)
      // }
    }
    return flag
  }

  return {
    form,
    treeData,
    visible,
    curRow,
    operateInfo,
    getTreeCurRow,
    search,
    resetQuery,
    goBack,
    close,
    statusChange,
    setStatusDisabled,
    canOperateChange,
    setCanOperateDisabled,
    getSortIsDisabled,
    copy,
    del,
    ascHandle,
    descHandle,
    formatSearch,
    computedScore,
    expand,
    checkData
  }
}