import React, { Component } from 'react'
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import PropTypes from 'prop-types'
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import { is, fromJS } from 'immutable'
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import { DndProvider, DragSource, DropTarget } from 'react-dnd'
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import { Table, Input, Popconfirm, Form, Icon, notification } from 'antd'
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import Utils from '@/utils/utils.js'
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import FileUpload from '@/tabviews/zshare/fileupload'
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import './index.scss'
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const EditableContext = React.createContext()
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let dragingIndex = -1
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class BodyRow extends React.Component {
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render() {
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const { isOver, moveAble, connectDragSource, connectDropTarget, moveRow, ...restProps } = this.props
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let { className } = restProps
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if (isOver && moveAble) {
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if (restProps.index > dragingIndex) {
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className += ' drop-over-downward'
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}
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if (restProps.index < dragingIndex) {
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className += ' drop-over-upward'
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}
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}
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if (moveAble) {
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return connectDragSource(
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connectDropTarget(<tr {...restProps} className={className} style={{...restProps.style, cursor: 'move'}} />),
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)
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} else {
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return (<tr {...restProps} className={className} style={restProps.style} />)
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}
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}
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}
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const rowSource = {
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beginDrag(props) {
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dragingIndex = props.index
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return {
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index: props.index,
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}
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}
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}
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const rowTarget = {
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drop(props, monitor) {
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const dragIndex = monitor.getItem().index
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const hoverIndex = props.index
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if (dragIndex === hoverIndex) {
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return
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}
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props.moveRow(dragIndex, hoverIndex)
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monitor.getItem().index = hoverIndex
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},
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}
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const DragableBodyRow = DropTarget('row', rowTarget, (connect, monitor) => ({
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connectDropTarget: connect.dropTarget(),
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isOver: monitor.isOver(),
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}))(
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DragSource('row', rowSource, connect => ({
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connectDragSource: connect.dragSource(),
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}))(BodyRow),
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)
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class EditableCell extends Component {
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getInput = (form) => {
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const { inputType, record } = this.props
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if (inputType === 'file') {
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return <FileUpload config={{
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initval: record ? (record.$url || '') : '',
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suffix: '',
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maxfile: 1,
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fileType: 'picture-card'
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}}/>
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} else {
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return <Input onPressEnter={() => this.getValue(form)} />
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}
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}
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getValue = (form) => {
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const { record } = this.props
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form.validateFields((error, row) => {
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if (error) {
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return
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}
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this.props.onSave({...record, ...row})
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})
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}
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renderCell = (form) => {
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const { getFieldDecorator } = form
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const {
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editing,
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dataIndex,
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title,
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record,
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inputType,
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index,
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children,
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onSave,
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...restProps
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} = this.props;
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let _val = ''
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if (record && dataIndex) {
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_val = record[dataIndex]
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}
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return (
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<td {...restProps}>
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{editing ? (
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<Form.Item style={{ margin: 0 }}>
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{getFieldDecorator(dataIndex, {
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rules: [
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{
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required: dataIndex === '$value',
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message: `Please Input ${title}!`,
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},
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],
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initialValue: _val,
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})(this.getInput(form))}
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</Form.Item>
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) : (
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children
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)}
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</td>
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)
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}
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render() {
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return <EditableContext.Consumer>{this.renderCell}</EditableContext.Consumer>
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}
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}
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class EdiDataTable extends Component {
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static propTpyes = {
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dict: PropTypes.object, // 字典项
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type: PropTypes.object, // 数据类型，文本、图片
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fields: PropTypes.array, // 字段集
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onChange: PropTypes.func // 数据变化
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}
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UNSAFE_componentWillMount () {
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let data = this.props['data-__meta'].initialValue
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this.setState({
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data: data,
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columns: this.getCloumns()
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})
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}
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state = {
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data: [],
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editingKey: '',
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columns: []
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}
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UNSAFE_componentWillReceiveProps (nextProps) {
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if (!is(fromJS(this.props.fields), fromJS(nextProps.fields)) || !is(fromJS(this.props.type), fromJS(nextProps.type))) {
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this.setState({editingKey: ''}, () => {
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this.setState({
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columns: this.getCloumns()
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})
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})
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}
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}
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getCloumns = () => {
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const { type, fields } = this.props
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let columns = []
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if (type === 'picture') {
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columns.push({
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title: 'url',
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dataIndex: '$url',
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inputType: 'file',
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width: '40%',
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editable: true,
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render: (text) => {
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if (!text) return ''
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return <span style={{display: 'block', width: '70px', height: '70px'}}><img style={{width: '100%', height: '100%'}} src={text} alt="" /></span>
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}
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})
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} else {
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columns = fields.map(item => ({
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title: item.field,
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dataIndex: item.field,
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editable: true,
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}))
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}
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columns.unshift({
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title: 'Value',
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dataIndex: '$value',
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editable: true,
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})
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columns.push({
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title: '操作',
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dataIndex: 'operation',
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align: 'center',
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width: '18%',
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render: (text, record) => {
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const { editingKey } = this.state
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const editable = this.isEditing(record)
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return editable ? (
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<span>
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<EditableContext.Consumer>
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{form => (
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<span onClick={() => this.save(form, record.key)} style={{ marginRight: 8 , color: '#1890ff', cursor: 'pointer'}}>
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保存
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</span>
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)}
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</EditableContext.Consumer>
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<span style={{ color: '#1890ff', cursor: 'pointer'}} onClick={() => this.cancel(record.key)}>取消</span>
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</span>
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) : (
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<div className={'operation-btn' + (editingKey !== '' ? ' disabled' : '')}>
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<span className="primary" onClick={() => {editingKey === '' && this.edit(record.key)}}><Icon type="edit" /></span>
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{editingKey === '' ? <Popconfirm
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overlayClassName="popover-confirm"
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title={this.props.dict['model.query.delete']}
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onConfirm={() => this.handleDelete(record.key)
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}>
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<span className="danger"><Icon type="delete" /></span>
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</Popconfirm> : null}
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{editingKey !== '' ? <span className="danger"><Icon type="delete" /></span> : null}
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</div>
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)
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}
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})
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return columns
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}
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isEditing = record => record.key === this.state.editingKey
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cancel = () => {
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this.setState({ editingKey: '' })
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}
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onSave = (record) => {
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const newData = [...this.state.data]
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const index = newData.findIndex(item => record.key === item.key)
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if (index > -1) {
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newData.splice(index, 1, record)
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this.setState({ data: newData, editingKey: '' }, () => {
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this.props.onChange(newData)
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})
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}
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}
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handleDelete = (key) => {
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const { data } = this.state
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let _data = data.filter(item => key !== item.key)
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this.setState({
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data: _data
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}, () => {
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this.props.onChange(_data)
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})
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}
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save(form, key) {
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form.validateFields((error, row) => {
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if (error) {
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return;
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}
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const newData = [...this.state.data]
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const index = newData.findIndex(item => key === item.key)
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if (index > -1) {
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const item = newData[index]
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newData.splice(index, 1, {
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...item,
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...row,
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})
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this.setState({ data: newData, editingKey: '' }, () => {
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this.props.onChange(newData)
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})
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} else {
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newData.push(row);
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this.setState({ data: newData, editingKey: '' }, () => {
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this.props.onChange(newData)
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})
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}
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})
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}
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handleAdd = () => {
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const { fields, type } = this.props
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if (this.state.data.length >= 20) {
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notification.warning({
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top: 92,
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message: '最多可添加20项！',
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duration: 5
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})
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return
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}
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let item = { key: Utils.getuuid(), $value: `${this.state.data.length + 1}` }
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if (type === 'picture') {
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item.$url = ''
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} else {
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fields.forEach(f => {
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item[f.field] = `${this.state.data.length + 1}`
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})
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}
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let data = [...this.state.data, item]
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this.setState({ data, editingKey: '' }, () => {
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this.props.onChange(data)
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})
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}
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edit(key) {
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this.setState({ editingKey: key })
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}
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moveRow = (dragIndex, hoverIndex) => {
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const { editingKey } = this.state
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let _data = fromJS(this.state.data).toJS()
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if (editingKey) return
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_data.splice(hoverIndex, 0, ..._data.splice(dragIndex, 1))
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this.setState({
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data: _data
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}, () => {
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this.props.onChange(_data)
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})
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}
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render() {
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const components = {
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body: {
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row: DragableBodyRow,
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cell: EditableCell
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}
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}
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const columns = this.state.columns.map(col => {
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if (!col.editable) {
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return col
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}
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return {
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...col,
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onCell: record => ({
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record,
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dataIndex: col.dataIndex,
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inputType: col.inputType,
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title: col.title,
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editing: this.isEditing(record),
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onSave: this.onSave,
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}),
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}
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})
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let addable = false
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if (this.props.type === 'picture') {
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addable = true
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} else if (this.props.fields && this.props.fields.length > 0) {
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addable = true
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}
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return (
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<EditableContext.Provider value={this.props.form}>
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<div className="modal-card-data-table">
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{addable ? <Icon className="add-row" type="plus" onClick={this.handleAdd} /> : null}
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<DndProvider>
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<Table
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components={components}
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bordered
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rowKey="key"
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dataSource={this.state.data}
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columns={columns}
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rowClassName="editable-row"
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onRow={(record, index) => ({
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index,
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moveAble: !this.state.editingKey,
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moveRow: this.moveRow,
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})}
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pagination={false}
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/>
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</DndProvider>
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</div>
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</EditableContext.Provider>
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)
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}
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}
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export default Form.create()(EdiDataTable)
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