155 lines
5 KiB
JavaScript
155 lines
5 KiB
JavaScript
import React from 'react';
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import {Icon} from './common.js';
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var formFieldCounter = 0,
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formFieldNestedLabelTypes = ['radio', 'checkbox'];
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function formFieldId() {
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return "form-field-" + (++formFieldCounter);
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}
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export let FormField = React.createClass({
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_fieldRequiredText: 'This field is required',
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_type: null,
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_element: null,
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propTypes: {
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type: React.PropTypes.string.isRequired,
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prefix: React.PropTypes.string,
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postfix: React.PropTypes.string,
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hasError: React.PropTypes.bool
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},
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getInitialState: function() {
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return {
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isError: null,
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errorMessage: null,
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}
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},
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componentWillMount: function() {
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if (['text', 'number', 'radio', 'checkbox', 'file'].includes(this.props.type)) {
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this._element = 'input';
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this._type = this.props.type;
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} else if (this.props.type == 'text-number') {
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this._element = 'input';
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this._type = 'text';
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} else {
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// Non <input> field, e.g. <select>, <textarea>
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this._element = this.props.type;
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}
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},
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showError: function(text) {
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this.setState({
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isError: true,
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errorMessage: text,
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});
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},
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focus: function() {
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this.refs.field.focus();
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},
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getValue: function() {
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if (this.props.type == 'checkbox') {
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return this.refs.field.checked;
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} else if (this.props.type == 'file') {
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return this.refs.field.files.length && this.refs.field.files[0].path ?
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this.refs.field.files[0].path : null;
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} else {
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return this.refs.field.value;
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}
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},
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getSelectedElement: function() {
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return this.refs.field.options[this.refs.field.selectedIndex];
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},
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render: function() {
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// Pass all unhandled props to the field element
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const otherProps = Object.assign({}, this.props),
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isError = this.state.isError !== null ? this.state.isError : this.props.hasError,
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elementId = this.props.id ? this.props.id : formFieldId(),
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renderElementInsideLabel = this.props.label && formFieldNestedLabelTypes.includes(this.props.type);
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delete otherProps.type;
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delete otherProps.label;
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delete otherProps.hasError;
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delete otherProps.className;
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delete otherProps.postfix;
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delete otherProps.prefix;
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const element = <this._element id={elementId} type={this._type} name={this.props.name} ref="field" placeholder={this.props.placeholder}
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className={'form-field__input form-field__input-' + this.props.type + ' ' + (this.props.className || '') + (isError ? 'form-field__input--error' : '')}
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{...otherProps}>
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{this.props.children}
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</this._element>;
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return <div className="form-field">
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{ this.props.prefix ? <span className="form-field__prefix">{this.props.prefix}</span> : '' }
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{ renderElementInsideLabel ?
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<label htmlFor={elementId} className={"form-field__label " + (isError ? 'form-field__label--error' : '')}>
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{element}
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{this.props.label}
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</label> :
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element }
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{ this.props.postfix ? <span className="form-field__postfix">{this.props.postfix}</span> : '' }
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{ isError && this.state.errorMessage ? <div className="form-field__error">{this.state.errorMessage}</div> : '' }
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</div>
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}
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})
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export let FormRow = React.createClass({
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_fieldRequiredText: 'This field is required',
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propTypes: {
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label: React.PropTypes.oneOfType([React.PropTypes.string, React.PropTypes.element])
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// helper: React.PropTypes.html,
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},
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getInitialState: function() {
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return {
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isError: false,
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errorMessage: null,
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}
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},
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showError: function(text) {
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this.setState({
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isError: true,
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errorMessage: text,
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});
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},
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showRequiredError: function() {
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this.showError(this._fieldRequiredText);
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},
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clearError: function(text) {
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this.setState({
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isError: false,
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errorMessage: ''
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});
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},
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getValue: function() {
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return this.refs.field.getValue();
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},
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getSelectedElement: function() {
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return this.refs.field.getSelectedElement();
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},
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focus: function() {
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this.refs.field.focus();
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},
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render: function() {
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const fieldProps = Object.assign({}, this.props),
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elementId = formFieldId(),
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renderLabelInFormField = formFieldNestedLabelTypes.includes(this.props.type);
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if (!renderLabelInFormField) {
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delete fieldProps.label;
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}
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delete fieldProps.helper;
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return <div className="form-row">
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{ this.props.label && !renderLabelInFormField ?
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<div className={"form-row__label-row " + (this.props.labelPrefix ? "form-row__label-row--prefix" : "") }>
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<label htmlFor={elementId} className={"form-field__label " + (this.state.isError ? 'form-field__label--error' : '')}>
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{this.props.label}
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</label>
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</div> : '' }
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<FormField ref="field" hasError={this.state.isError} {...fieldProps} />
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{ !this.state.isError && this.props.helper ? <div className="form-field__helper">{this.props.helper}</div> : '' }
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{ this.state.isError ? <div className="form-field__error">{this.state.errorMessage}</div> : '' }
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</div>
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}
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})
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