ant-design/components/form/FormItem.tsx
afc163 30fe9918d8
Merge branch 'master' into feature
* master:
  📝 Add bodyStyle and style of Drawer in documentation, #13850
  🐛 Fix Drawer style not working
  🐛 fix markStyle affset style
  Update Santa.jsx
  update changelog
  bump 3.11.6
  revert Christmas egg
  [type] make type of components compatible with ComponentType<P>
  bump 3.11.5
   site: make document side bar sticky
2018-12-25 16:28:50 +08:00

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import * as React from 'react';
import * as ReactDOM from 'react-dom';
import * as PropTypes from 'prop-types';
import classNames from 'classnames';
import Animate from 'rc-animate';
import { FIELD_META_PROP, FIELD_DATA_PROP } from './constants';
import Row from '../grid/row';
import Col, { ColProps } from '../grid/col';
import Icon from '../icon';
import { ConfigConsumer, ConfigConsumerProps } from '../config-provider';
import warning from '../_util/warning';
import { tuple } from '../_util/type';
const ValidateStatuses = tuple('success', 'warning', 'error', 'validating');
export interface FormItemProps {
prefixCls?: string;
className?: string;
id?: string;
label?: React.ReactNode;
labelCol?: ColProps;
wrapperCol?: ColProps;
help?: React.ReactNode;
extra?: React.ReactNode;
validateStatus?: (typeof ValidateStatuses)[number];
hasFeedback?: boolean;
required?: boolean;
style?: React.CSSProperties;
colon?: boolean;
}
function intersperseSpace<T>(list: Array<T>): Array<T | string> {
return list.reduce((current, item) => [...current, ' ', item], []).slice(1);
}
export interface FormItemContext {
vertical: boolean;
}
export default class FormItem extends React.Component<FormItemProps, any> {
static defaultProps = {
hasFeedback: false,
colon: true,
};
static propTypes = {
prefixCls: PropTypes.string,
label: PropTypes.oneOfType([PropTypes.string, PropTypes.node]),
labelCol: PropTypes.object,
help: PropTypes.oneOfType([PropTypes.node, PropTypes.bool]),
validateStatus: PropTypes.oneOf(ValidateStatuses),
hasFeedback: PropTypes.bool,
wrapperCol: PropTypes.object,
className: PropTypes.string,
id: PropTypes.string,
children: PropTypes.node,
colon: PropTypes.bool,
};
static contextTypes = {
vertical: PropTypes.bool,
};
context: FormItemContext;
helpShow = false;
componentDidMount() {
warning(
this.getControls(this.props.children, true).length <= 1,
'`Form.Item` cannot generate `validateStatus` and `help` automatically, ' +
'while there are more than one `getFieldDecorator` in it.',
);
}
getHelpMessage() {
const { help } = this.props;
if (help === undefined && this.getOnlyControl()) {
const errors = this.getField().errors;
if (errors) {
return intersperseSpace(
errors.map((e: any, index: number) => {
let node: React.ReactElement<any> | null = null;
if (React.isValidElement(e)) {
node = e;
} else if (React.isValidElement(e.message)) {
node = e.message;
}
return node ? React.cloneElement(node, { key: index }) : e.message;
}),
);
}
return '';
}
return help;
}
getControls(children: React.ReactNode, recursively: boolean) {
let controls: React.ReactElement<any>[] = [];
const childrenArray = React.Children.toArray(children);
for (let i = 0; i < childrenArray.length; i++) {
if (!recursively && controls.length > 0) {
break;
}
const child = childrenArray[i] as React.ReactElement<any>;
if (
child.type &&
((child.type as any) === FormItem || (child.type as any).displayName === 'FormItem')
) {
continue;
}
if (!child.props) {
continue;
}
if (FIELD_META_PROP in child.props) {
// And means FIELD_DATA_PROP in child.props, too.
controls.push(child);
} else if (child.props.children) {
controls = controls.concat(this.getControls(child.props.children, recursively));
}
}
return controls;
}
getOnlyControl() {
const child = this.getControls(this.props.children, false)[0];
return child !== undefined ? child : null;
}
getChildProp(prop: string) {
const child = this.getOnlyControl() as React.ReactElement<any>;
return child && child.props && child.props[prop];
}
getId() {
return this.getChildProp('id');
}
getMeta() {
return this.getChildProp(FIELD_META_PROP);
}
getField() {
return this.getChildProp(FIELD_DATA_PROP);
}
onHelpAnimEnd = (_key: string, helpShow: boolean) => {
this.helpShow = helpShow;
if (!helpShow) {
this.setState({});
}
};
renderHelp(prefixCls: string) {
const help = this.getHelpMessage();
const children = help ? (
<div className={`${prefixCls}-explain`} key="help">
{help}
</div>
) : null;
if (children) {
this.helpShow = !!children;
}
return (
<Animate
transitionName="show-help"
component=""
transitionAppear
key="help"
onEnd={this.onHelpAnimEnd}
>
{children}
</Animate>
);
}
renderExtra(prefixCls: string) {
const { extra } = this.props;
return extra ? <div className={`${prefixCls}-extra`}>{extra}</div> : null;
}
getValidateStatus() {
const onlyControl = this.getOnlyControl();
if (!onlyControl) {
return '';
}
const field = this.getField();
if (field.validating) {
return 'validating';
}
if (field.errors) {
return 'error';
}
const fieldValue = 'value' in field ? field.value : this.getMeta().initialValue;
if (fieldValue !== undefined && fieldValue !== null && fieldValue !== '') {
return 'success';
}
return '';
}
renderValidateWrapper(
prefixCls: string,
c1: React.ReactNode,
c2: React.ReactNode,
c3: React.ReactNode,
) {
const props = this.props;
const onlyControl = this.getOnlyControl;
const validateStatus =
props.validateStatus === undefined && onlyControl
? this.getValidateStatus()
: props.validateStatus;
let classes = `${prefixCls}-item-control`;
if (validateStatus) {
classes = classNames(`${prefixCls}-item-control`, {
'has-feedback': props.hasFeedback || validateStatus === 'validating',
'has-success': validateStatus === 'success',
'has-warning': validateStatus === 'warning',
'has-error': validateStatus === 'error',
'is-validating': validateStatus === 'validating',
});
}
let iconType = '';
switch (validateStatus) {
case 'success':
iconType = 'check-circle';
break;
case 'warning':
iconType = 'exclamation-circle';
break;
case 'error':
iconType = 'close-circle';
break;
case 'validating':
iconType = 'loading';
break;
default:
iconType = '';
break;
}
const icon =
props.hasFeedback && iconType ? (
<span className={`${prefixCls}-item-children-icon`}>
<Icon type={iconType} theme={iconType === 'loading' ? 'outlined' : 'filled'} />
</span>
) : null;
return (
<div className={classes}>
<span className={`${prefixCls}-item-children`}>
{c1}
{icon}
</span>
{c2}
{c3}
</div>
);
}
renderWrapper(prefixCls: string, children: React.ReactNode) {
const { wrapperCol } = this.props;
const className = classNames(
`${prefixCls}-item-control-wrapper`,
wrapperCol && wrapperCol.className,
);
return (
<Col {...wrapperCol} className={className} key="wrapper">
{children}
</Col>
);
}
isRequired() {
const { required } = this.props;
if (required !== undefined) {
return required;
}
if (this.getOnlyControl()) {
const meta = this.getMeta() || {};
const validate = meta.validate || [];
return validate
.filter((item: any) => !!item.rules)
.some((item: any) => {
return item.rules.some((rule: any) => rule.required);
});
}
return false;
}
// Resolve duplicated ids bug between different forms
// https://github.com/ant-design/ant-design/issues/7351
onLabelClick = (e: any) => {
const { label } = this.props;
const id = this.props.id || this.getId();
if (!id) {
return;
}
const controls = document.querySelectorAll(`[id="${id}"]`);
if (controls.length !== 1) {
// Only prevent in default situation
// Avoid preventing event in `label={<a href="xx">link</a>}``
if (typeof label === 'string') {
e.preventDefault();
}
const formItemNode = ReactDOM.findDOMNode(this) as Element;
const control = formItemNode.querySelector(`[id="${id}"]`) as HTMLElement;
if (control && control.focus) {
control.focus();
}
}
};
renderLabel(prefixCls: string) {
const { label, labelCol, colon, id } = this.props;
const context = this.context;
const required = this.isRequired();
const labelColClassName = classNames(`${prefixCls}-item-label`, labelCol && labelCol.className);
const labelClassName = classNames({
[`${prefixCls}-item-required`]: required,
});
let labelChildren = label;
// Keep label is original where there should have no colon
const haveColon = colon && !context.vertical;
// Remove duplicated user input colon
if (haveColon && typeof label === 'string' && (label as string).trim() !== '') {
labelChildren = (label as string).replace(/[|:]\s*$/, '');
}
return label ? (
<Col {...labelCol} className={labelColClassName} key="label">
<label
htmlFor={id || this.getId()}
className={labelClassName}
title={typeof label === 'string' ? label : ''}
onClick={this.onLabelClick}
>
{labelChildren}
</label>
</Col>
) : null;
}
renderChildren(prefixCls: string) {
const { children } = this.props;
return [
this.renderLabel(prefixCls),
this.renderWrapper(
prefixCls,
this.renderValidateWrapper(
prefixCls,
children,
this.renderHelp(prefixCls),
this.renderExtra(prefixCls),
),
),
];
}
renderFormItem = ({ getPrefixCls }: ConfigConsumerProps) => {
const { prefixCls: customizePrefixCls, style, colon, className } = this.props;
const prefixCls = getPrefixCls('form', customizePrefixCls);
const children = this.renderChildren(prefixCls);
const itemClassName = {
[`${prefixCls}-item`]: true,
[`${prefixCls}-item-with-help`]: this.helpShow,
[`${prefixCls}-item-no-colon`]: !colon,
[`${className}`]: !!className,
};
return (
<Row className={classNames(itemClassName)} style={style}>
{children}
</Row>
);
};
render() {
return <ConfigConsumer>{this.renderFormItem}</ConfigConsumer>;
}
}