import React, {Component} from 'react'
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import { is, fromJS } from 'immutable'
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import { Select } from 'antd'
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import MKEmitter from '@/utils/events.js'
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import './index.scss'
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class MKSelect extends Component {
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constructor(props) {
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super(props)
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const config = props.config
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let value = config.initval
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if (config.type === 'multiselect') {
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if (value) {
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value = value.split(',')
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} else {
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value = []
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}
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}
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this.state = {
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config: fromJS(config).toJS(),
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options: fromJS(config.options).toJS(),
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value,
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}
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}
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componentDidMount () {
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const { config } = this.state
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if (config.type !== 'multiselect') {
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MKEmitter.addListener('mkFP', this.mkFormHandle)
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}
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MKEmitter.addListener('mkFC', this.mkFormFocus)
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}
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shouldComponentUpdate (nextProps, nextState) {
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return !is(fromJS(this.state), fromJS(nextState))
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}
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UNSAFE_componentWillReceiveProps (nextProps) {
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const { config } = this.state
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if (!is(fromJS(config.oriOptions), fromJS(nextProps.config.oriOptions))) {
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this.setState({
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config: fromJS(nextProps.config).toJS(),
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options: fromJS(nextProps.config.options).toJS()
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})
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if (typeof(config.initval) === 'string' && config.initval.indexOf('$first') > -1) {
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this.setState({
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value: nextProps.config.initval,
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})
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}
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}
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}
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componentWillUnmount () {
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this.setState = () => {
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return
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}
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MKEmitter.removeListener('mkFP', this.mkFormHandle)
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MKEmitter.removeListener('mkFC', this.mkFormFocus)
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}
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mkFormFocus = (type, uuid) => {
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if (uuid !== this.props.config.uuid) return
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if (type !== 'focus') return
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let _div = document.getElementById(uuid)
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_div && _div.click && _div.click()
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}
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mkFormHandle = (uuid, parentId, level) => {
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if (uuid !== this.state.config.uuid) return
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const { config } = this.state
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let options = config.oriOptions.filter(option => option.ParentID === parentId || option.value === '')
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let _option = options[0] || null
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let val = _option ? _option.value : ''
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this.setState({
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options,
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value: val
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})
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let other = {}
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if (config.subFields && _option) {
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config.subFields.forEach((n, i) => {
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other[n.field] = _option[n.field]
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setTimeout(() => {
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MKEmitter.emit('mkFC', 'input', n.uuid, _option[n.field])
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}, i * 5)
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})
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}
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this.props.onChange(val, other)
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if (level < 7 && config.linkFields) {
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config.linkFields.forEach((m, i) => {
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setTimeout(() => {
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MKEmitter.emit('mkFP', m.uuid, val, level + 1)
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}, (i + 1) * 70)
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})
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}
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}
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selectChange = (val) => {
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const { config } = this.state
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let other = {}
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if (config.subFields) {
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let option = this.state.options.filter(m => m.value === val)[0]
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option && config.subFields.forEach((n, i) => {
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other[n.field] = option[n.field]
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setTimeout(() => {
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MKEmitter.emit('mkFC', 'input', n.uuid, option[n.field])
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}, i * 5)
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})
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}
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if (config.linkFields) {
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config.linkFields.forEach((m, i) => {
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setTimeout(() => {
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MKEmitter.emit('mkFP', m.uuid, val, 0)
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}, (i + 1) * 100)
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})
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}
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this.props.onChange(val, other)
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this.setState({value: val}, () => {
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if (config.enter === 'tab') {
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MKEmitter.emit('mkFC', 'focus', config.tabUuid)
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} else if (config.enter === 'sub') {
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if (config.linkFields || config.subFields || config.controlFields) {
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setTimeout(() => {
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this.props.onSubmit()
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}, 1000)
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} else {
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this.props.onSubmit()
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}
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}
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})
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}
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mutilselectChange = (val) => {
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this.props.onChange(val.join(','))
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}
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render() {
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const { value, config, options } = this.state
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if (config.type !== 'multiselect') {
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return (
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<Select
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showSearch
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allowClear
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id={config.uuid}
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value={value}
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filterOption={(input, option) => option.props.children.toLowerCase().indexOf(input.toLowerCase()) >= 0}
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onSelect={this.selectChange}
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onChange={(val) => val === undefined && this.selectChange('')}
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disabled={config.readonly}
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>
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{options.map(option =>
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<Select.Option id={option.key} title={option.label} key={option.key} value={option.value}>{option.label}</Select.Option>
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)}
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</Select>
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)
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} else {
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return (<Select
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showSearch
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id={config.uuid}
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mode="multiple"
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defaultValue={value}
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filterOption={(input, option) => option.props.children.toLowerCase().indexOf(input.toLowerCase()) >= 0}
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onChange={this.mutilselectChange}
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disabled={config.readonly}
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>
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{options.map(option =>
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<Select.Option id={option.key} title={option.label} key={option.key} value={option.value}>{option.label}</Select.Option>
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)}
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</Select>)
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}
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}
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}
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export default MKSelect
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