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Form.js
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181 lines (157 loc) · 4.04 KB
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'use strict'
import React from 'react'
import classnames from 'classnames'
import { forEach } from './utils/objects'
import FormControl from './FormControl'
import FormSubmit from './FormSubmit'
import { requireCss } from './themes'
requireCss('form')
export default class Form extends React.Component {
static displayName = 'Form'
static propTypes = {
beforeSubmit: React.PropTypes.func,
children: React.PropTypes.any,
className: React.PropTypes.string,
data: React.PropTypes.oneOfType([
React.PropTypes.object,
React.PropTypes.func
]).isRequired,
hintType: React.PropTypes.oneOf(['block', 'none', 'pop', 'inline']),
layout: React.PropTypes.oneOf(['aligned', 'stacked', 'inline']),
locked: React.PropTypes.bool,
onSubmit: React.PropTypes.func,
style: React.PropTypes.object
}
static defaultProps = {
data: {},
layout: 'inline',
locked: false
}
componentWillMount () {
this.fetchData(this.props.data)
}
componentWillReceiveProps (nextProps) {
if (this.props.data !== this.props.data) {
this.fetchData(nextProps.data)
}
}
state = {
data: {}
}
fetchData (data) {
if (typeof data === 'function') {
data.then(res => {
this.fetchData(res)
})()
return
}
this.setState({ data })
this.setData(data)
}
getValue () {
let data = this.state.data
forEach(this.refs, (ref, k) => {
if (!ref.props.ignore) {
data[k] = ref.getValue()
}
})
return data
}
setValue (key, value) {
let data = this.state.data
data[key] = value
this.setState({ data })
}
setData (data) {
forEach(this.refs, (ref, k) => {
ref.setValue(data[k])
})
}
equalValidate (targetRef, equalRef) {
let self = this
return function () {
let target = self.refs[targetRef]
if (!target) {
console.warn(`equal target '${targetRef}' not existed`)
return false
}
let equal = self.refs[equalRef]
return target.getValue() === equal.getValue()
}
}
renderChildren () {
return React.Children.map(this.props.children, child => {
let props = {
hintType: child.props.hintType || this.props.hintType,
readOnly: child.props.readOnly || this.props.locked,
layout: this.props.layout
}
if (child.type === FormControl) {
if (!child.props.name) {
console.warn('FormControl must have a name!')
return null
}
props.ref = child.props.name
if (this.state.data[child.props.name] !== undefined) {
props.value = this.state.data[child.props.name]
}
if (child.props.equal) {
props.onValidate = this.equalValidate(child.props.equal, child.props.name)
}
} else if (child.type === FormSubmit) {
props.locked = this.props.locked
}
child = React.cloneElement(child, props)
return child
})
}
getReference (name) {
return this.refs[name]
}
validate () {
let success = true
forEach(this.refs, function (child) {
if (child.props.ignore) {
return
}
let suc = child.validate()
success = success && suc
})
return success
}
handleSubmit (event) {
if (this.props.locked) {
return
}
event.preventDefault()
this.onSubmit()
}
onSubmit () {
let success = this.validate()
if (success && this.props.beforeSubmit) {
success = this.props.beforeSubmit()
}
if (!success) {
return
}
if (this.props.onSubmit) {
this.props.onSubmit(this.getValue())
}
}
render () {
let className = classnames(
this.props.className,
'rct-form',
{
'rct-form-aligned': this.props.layout === 'aligned',
'rct-form-inline': this.props.layout === 'inline',
'rct-form-stacked': this.props.layout === 'stacked'
}
)
return (
<form onSubmit={this.handleSubmit.bind(this)} style={this.props.style} className={className}>
{this.renderChildren()}
</form>
)
}
}