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- import React, { useState, useMemo, useCallback } from 'react';
- import { DndProvider, DragSource, DropTarget } from 'react-dnd';
- import HTML5Backend from 'react-dnd-html5-backend';
- import { Table, Tooltip, Tag } from '@douyinfe/semi-ui';
- import './index.scss';
- let draggingIndex = -1;
- const PAGE_SIZE = 5;
- function BodyRow(props) {
- const { isOver, connectDragSource, connectDropTarget, moveRow, currentPage, ...restProps } = props;
- const style = { ...restProps.style, cursor: 'move' };
- let { className } = restProps;
- if (isOver) {
- console.log('true');
- if (restProps.index > draggingIndex) {
- className += ' drop-over-downward';
- }
- if (restProps.index < draggingIndex) {
- className += ' drop-over-upward';
- }
- }
- return connectDragSource(connectDropTarget(<tr {...restProps} className={className} style={style} />));
- }
- const rowSource = {
- beginDrag(props) {
- draggingIndex = props.index;
- return {
- index: props.index,
- };
- },
- };
- const rowTarget = {
- drop(props, monitor) {
- const dragIndex = monitor.getItem().index;
- const hoverIndex = props.index;
- if (dragIndex === hoverIndex) {
- return;
- }
- props.moveRow(dragIndex, hoverIndex);
- monitor.getItem().index = hoverIndex;
- },
- };
- const DraggableBodyRow = DropTarget('row', rowTarget, (connect, monitor) => ({
- connectDropTarget: connect.dropTarget(),
- isOver: monitor.isOver(),
- }))(
- DragSource('row', rowSource, connect => ({
- connectDragSource: connect.dragSource(),
- }))(BodyRow)
- );
- const columns = [
- {
- title: 'Name',
- dataIndex: 'name',
- width: 150,
- filters: [
- {
- text: 'King 3',
- value: 'King 3',
- },
- {
- text: 'King 4',
- value: 'King 4',
- },
- ],
- onFilter: (value, record) => record.name.includes(value),
- },
- {
- title: 'Age',
- dataIndex: 'age',
- width: 150,
- sorter: (a, b) => a.age - b.age > 0 ? 1 : -1,
- },
- {
- title: 'Address',
- width: 200,
- dataIndex: 'address',
- },
- {
- render: (text, record) => <Tooltip content={record.description}><Tag color='green'>Show Info</Tag></Tooltip>
- }
- ];
- const initData = [];
- for (let i = 0; i < 46; i++) {
- let age = 40 + (Math.random() > 0.5 ? 1 : -1) * Math.ceil(i/3);
- let name = `Edward King ${i}`;
- initData.push({
- key: '' + i,
- name,
- age,
- address: `London, Park Lane no. ${i}`,
- description: `My name is ${name}, I am ${age} years old, living in New York No. ${i+1} Lake Park.`,
- });
- }
- export default function DragSortingTableDemo(props) {
- const [data, setData] = useState([...initData]);
- const [currentPage, setCurrentPage] = useState(1);
- const [pageData, setPageData] = useState(data.slice(0, PAGE_SIZE));
- const components = useMemo(() => ({
- body: {
- row: DraggableBodyRow,
- },
- }), []);
- const moveRow = (dragIndex, hoverIndex) => {
- const totalDragIndex = (currentPage - 1) * PAGE_SIZE + dragIndex;
- const totalHoverIndex = (currentPage - 1) * PAGE_SIZE + hoverIndex;
- const dragRow = data[totalDragIndex];
- const newData = [...data];
- newData.splice(totalDragIndex, 1);
- newData.splice(totalHoverIndex, 0, dragRow);
- setData(newData);
- setPageData(newData.slice((currentPage - 1) * PAGE_SIZE, currentPage * PAGE_SIZE));
- };
- const handlePageChange = (pageNum) => {
- console.log(pageNum);
- setCurrentPage(pageNum);
- setPageData(data.slice((pageNum - 1) * PAGE_SIZE, pageNum * PAGE_SIZE));
- };
- return (
- <div id="components-table-demo-drag-sorting">
- <DndProvider backend={HTML5Backend}>
- <Table
- columns={columns}
- dataSource={pageData}
- pagination={{
- pageSize: PAGE_SIZE,
- total: data.length,
- currentPage,
- onPageChange: handlePageChange
- }}
- components={components}
- onRow={(record, index) => ({
- index,
- moveRow,
- })}
- />
- </DndProvider>
- </div>
- );
- }
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