import * as React from "react";
import { useState } from "react";
import {
  FolderRegular,
  DocumentRegular,
  DocumentPdfRegular,
  VideoRegular,
  ChevronDown16Filled,
  TextField16Regular,
  Calendar16Regular,
  SelectAllOn16Regular,
  CommentAdd16Regular,
  MoreHorizontal16Filled,
  NumberCircle116Regular,
  Add16Filled
} from "@fluentui/react-icons";
import {
  DataGridBody,
  DataGridRow,
  DataGrid,
  DataGridHeader,
  DataGridHeaderCell,
  DataGridCell,
  TableCellLayout,
  createTableColumn,
  Button,
  Menu,
  MenuTrigger,
  MenuList,
  MenuItem,
  MenuPopover,
  Tooltip,
  MenuDivider,
  Input,
  Select,
} from "@fluentui/react-components";
import { DatePicker } from "@fluentui/react-datepicker-compat";


const List = (editType) => {
  // const defaultSelectedItems = React.useMemo(() => new Set([1]), []);

  //数据类型常量
  const DATA_TYPE = {
    文本: "文本",
    数字: "数字",
    日期: "日期",
    选项: "选项"
  }

  /**
   * 列头下拉菜单
   * @param {*} dataType 表现类型
   */
  const HeaderMenuList = (props) => {
    return (
      <Menu>
        <MenuTrigger disableButtonEnhancement>
          <Button
            appearance="subtle"
            icon={<ChevronDown16Filled />}
          ></Button>
        </MenuTrigger>

        <MenuPopover>
          <MenuList>
            {props.dataType == DATA_TYPE.数字 && <MenuItem onClick={() => {
              ascendingData(props.columnId);
            }}>从小到大 </MenuItem>}

            {props.dataType == DATA_TYPE.数字 && <MenuItem onClick={() => {
              descendingData(props.columnId);
            }}>从大到小</MenuItem>}

            {(props.dataType == DATA_TYPE.文本 || props.dataType == DATA_TYPE.选项) && <MenuItem onClick={() => {
              ascendingData(props.columnId);
            }}>A到Z </MenuItem>}

            {(props.dataType == DATA_TYPE.文本 || props.dataType == DATA_TYPE.选项) && <MenuItem onClick={() => {
              descendingData(props.columnId);
            }}>Z到A </MenuItem>}

            {(props.dataType == DATA_TYPE.日期) && <MenuItem onClick={() => {
              ascendingData(props.columnId);
            }}>从旧到新 </MenuItem>}

            {(props.dataType == DATA_TYPE.日期) && <MenuItem onClick={() => {
              descendingData(props.columnId);
            }}>从新到旧 </MenuItem>}
            <MenuDivider />
            <MenuItem>筛选方式</MenuItem>
            <MenuDivider />
            <MenuItem>按“{props.columnId}”分组</MenuItem>
            <MenuDivider />
            <MenuItem><HeaderMenuColumnSet dataType={props.dataType} /></MenuItem>
            <MenuDivider />
            <MenuItem><HeaderMenuAmount dataType={props.dataType} /></MenuItem>
          </MenuList>
        </MenuPopover>
      </Menu>
    );
  }

  const [dataSortType, setDataSortType] = useState(({
    sortColumn: "序号",
    sortDirection: "ascending",
  }));
  const ascendingData = (columnId) => {
    setDataSortType(({
      sortColumn: columnId,
      sortDirection: "ascending",
    }));
  }
  const descendingData = (columnId) => {
    setDataSortType(({
      sortColumn: columnId,
      sortDirection: "descending",
    }));
  }

  /**
   * 列设置的二级菜单
   * @returns 
   */
  const HeaderMenuColumnSet = (props) => {
    return (
      <Menu>
        <MenuTrigger disableButtonEnhancement>
          <MenuItem>列设置</MenuItem>
        </MenuTrigger>

        <MenuPopover>
          <MenuList>
            <MenuItem>编辑</MenuItem>
            <MenuItem>隐藏此列</MenuItem>
            <MenuItem>设置此列的格式</MenuItem>
            <MenuItem>向左移动</MenuItem>
            <MenuItem>向右移动</MenuItem>
            <MenuItem>显示/隐藏列</MenuItem>
            <MenuItem>加宽列</MenuItem>
            <MenuItem>窄列</MenuItem>
            <MenuItem>固定到筛选器窗口</MenuItem>
            <MenuItem>添加列</MenuItem>
          </MenuList>
        </MenuPopover>
      </Menu>
    );
  }

  /**
   * 列头“合计”二级菜单
   */
  const HeaderMenuAmount = (props) => {
    return (
      <Menu>
        <MenuTrigger disableButtonEnhancement>
          <MenuItem>合计</MenuItem>
        </MenuTrigger>

        <MenuPopover>
          <MenuList>
            <MenuItem>无</MenuItem>
            <MenuItem>计数</MenuItem>
            {props.dataType == DATA_TYPE.数字 && <MenuItem>平均值</MenuItem>}
            {props.dataType == DATA_TYPE.数字 && <MenuItem>最大值</MenuItem>}
            {props.dataType == DATA_TYPE.数字 && <MenuItem>最小值</MenuItem>}
            {props.dataType == DATA_TYPE.数字 && <MenuItem>求和</MenuItem>}
            {props.dataType == DATA_TYPE.数字 && <MenuItem>标准偏差</MenuItem>}
            {props.dataType == DATA_TYPE.数字 && <MenuItem>方差</MenuItem>}
          </MenuList>
        </MenuPopover>
      </Menu>
    );
  }


  /**
   * 鼠标移动到姓名列上时，显示两个按钮
   * @param item 包含姓名标签的对象
   * @returns 返回 JSX 元素
   */
  const ChangeBtnShowType = (props) => {
    const [showButton, setShowButton] = useState(false);
    const handleMouseEnter = () => {
      setShowButton(true);
    };

    const handleMouseLeave = () => {
      setShowButton(false);
    };

    return (
      <div
        style={{
          width: "100%",
          display: "flex",
          justifyContent: "space-between",
          alignItems: "center",
        }}
        onMouseEnter={handleMouseEnter}
        onMouseLeave={handleMouseLeave}
      >

        {editType.edit == "true" ? <Input type="text" style={{ width: "calc(100% - 70px)" }} defaultValue={props.cellData} /> : props.cellData}
        {showButton && (
          <div>
            <Tooltip content="更多操作" positioning="below">
              <Button
                appearance="subtle"
                icon={<MoreHorizontal16Filled />}
                onClick={() => {
                  alert("更多操作");
                }}
              ></Button>
            </Tooltip>
            <Tooltip content="添加注释" positioning="below">
              <Button appearance="subtle" icon={<CommentAdd16Regular />}></Button>
            </Tooltip>
          </div>
        )}
      </div>
    );
  };

  const tableData = [
    {
      序号: { label: 1 },
      姓名: { label: "陈丹" },
      性别: { label: "女" },
      年龄: { label: "18岁" },
      最后在线时间: { label: "2024-11-03" },
    },
    {
      序号: { label: 2 },
      姓名: { label: "蔡青松" },
      性别: { label: "男", },
      年龄: { label: "30岁" },
      最后在线时间: { label: "2024-11-04" },
    },
    {
      序号: { label: 3 },
      姓名: { label: "杨东明" },
      性别: { label: "男" },
      年龄: { label: "25岁" },
      最后在线时间: { label: "2024-11-05" },
    },
    {
      序号: { label: 4 },
      姓名: { label: "吴瑞强" },
      性别: { label: "男" },
      年龄: { label: "25岁" },
      最后在线时间: { label: "2024-11-06" },
    },
  ]

  const [newTableData, setTabeData] = useState(tableData);

  /**
   * 新增空行
   */
  const AddNewRow = () => {
    setTabeData(newTableData.concat([{
      序号: { label: newTableData.length + 1 },
      姓名: { label: "" },
      性别: { label: "" },
      年龄: { label: "" },
      最后在线时间: { label: "" },
    }]));
  }

  return (
    <DataGrid
      items={newTableData}
      columns={[
        createTableColumn({
          columnId: "姓名",
          compare: (a, b) => {
            return a.姓名.label.localeCompare(b.姓名.label);
          },
          renderHeaderCell: () => {
            return (
              <TableCellLayout media={<TextField16Regular />}>
                姓名
                <HeaderMenuList dataType={DATA_TYPE.文本} title="姓名" columnId="姓名" />
              </TableCellLayout>
            );
          },
          renderCell: (item) => {
            return <ChangeBtnShowType cellData={item.姓名.label} />
          },
        }),
        createTableColumn({
          columnId: "序号",
          fixed: true,
          compare: (a, b) => {
            return a.序号.label - b.序号.label;
          },
          renderHeaderCell: () => {
            return (
              <TableCellLayout media={<NumberCircle116Regular />}>
                序号
                <HeaderMenuList dataType={DATA_TYPE.数字} title="序号" columnId="序号" />
              </TableCellLayout>
            );
          },
          renderCell: (item) => {
            return editType.edit == "true" ? <Input type="number" defaultValue={item.序号.label} style={{ width: "100%" }} /> : item.序号.label;
          },
        }),

        createTableColumn({
          columnId: "性别",
          compare: (a, b) => {
            return a.性别.label.localeCompare(b.性别.label);
          },
          renderHeaderCell: () => {
            return (
              <TableCellLayout media={<SelectAllOn16Regular />}>
                性别
                <HeaderMenuList dataType={DATA_TYPE.选项} title="性别" columnId="性别" />
              </TableCellLayout>
            );
          },
          renderCell: (item) => {
            return editType.edit == "true" ? <Select style={{ width: "calc(100% - 70px)" }}>
              <option value="男" selected={item.性别.label == "男"}>男</option>
              <option value="女" selected={item.性别.label == "女"}>女</option>
            </Select> : item.性别.label;
          },
        }),
        createTableColumn({
          columnId: "年龄",
          compare: (a, b) => {
            return a.年龄.timestamp - b.年龄.timestamp;
          },
          renderHeaderCell: () => {
            return (
              <TableCellLayout media={<TextField16Regular />}>
                年龄
                <HeaderMenuList dataType={DATA_TYPE.文本} title="年龄" columnId="年龄" />
              </TableCellLayout>
            );
          },

          renderCell: (item) => {
            return item.年龄.label;
          },
        }),
        createTableColumn({
          columnId: "最后在线时间",
          compare: (a, b) => {
            return new Date(a.最后在线时间.label) - new Date(b.最后在线时间.label);
          },
          renderHeaderCell: () => {
            return (
              <TableCellLayout media={<Calendar16Regular />}>
                最后在线时间
                <HeaderMenuList dataType={DATA_TYPE.日期} title="最后在线时间" columnId="最后在线时间" />
              </TableCellLayout>
            );
          },
          renderCell: (item) => {
            return editType.edit == "true" ? <Input type="date" defaultValue={item.最后在线时间.label} /> : item.最后在线时间.label;
          },
        }),
      ]}
      selectionMode="multiselect"
      sortable
      sortState={dataSortType}
      subtleSelection
      resizableColumns
      // defaultSelectedItems={defaultSelectedItems}
      style={{ minWidth: "550px" }}
    >
      <DataGridHeader>
        <DataGridRow>
          {({ renderHeaderCell }) => (
            <DataGridHeaderCell>{renderHeaderCell()}</DataGridHeaderCell>
          )}
        </DataGridRow>
      </DataGridHeader>
      <DataGridBody>
        {({ item, rowId }) => (
          <DataGridRow
            key={rowId}
            selectionCell={{ radioIndicator: { "aria-label": "Select row" } }}
          >
            {({ renderCell }) => (
              <DataGridCell>{renderCell(item)}</DataGridCell>
            )}
          </DataGridRow>
        )}
      </DataGridBody>

      <Button
        appearance="subtle"
        icon={<Add16Filled />}
        style={{ color: "#ca5010" }}
        onClick={() => {
          AddNewRow();
        }}
      >添加新项目</Button>
    </DataGrid>


  );
};

export default List;