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* Copyright 2019 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import React from 'react';
import { Switch, TextInput } from '@patternfly/react-core';
export interface OptionalInputProps<T> {
defaultValue: T|null;
isValid: (value: string) => boolean;
valueMapper: (value: string) => T;
valueToString: (value: T) => string;
onChange: (value: T|null|undefined) => void;
label: string;
}
interface OptionalInputState<T> {
inputValue: T|null|undefined;
isChecked: boolean;
}
export default class OptionalInput<T> extends React.Component<OptionalInputProps<T>,OptionalInputState<T>> {
constructor(props: OptionalInputProps<T>) {
super(props);
this.state = {
inputValue: props.defaultValue,
isChecked: props.defaultValue !== null
};
this.handleToggle = this.handleToggle.bind(this);
}
handleToggle(isChecked: boolean) {
if (isChecked) {
this.setState({isChecked: true});
this.props.onChange(this.state.inputValue);
}
else {
this.setState({isChecked: false});
this.props.onChange(null);
}
}
render() {
const { isChecked } = this.state;
return (
<span>
<TextInput
aria-label={this.props.label}
isDisabled={!isChecked}
defaultValue={(this.props.defaultValue !== null)? this.props.valueToString(this.props.defaultValue) : ''}
onChange={(value) => {
if (this.props.isValid(value)) {
const mappedValue = this.props.valueMapper(value);
this.setState({inputValue: mappedValue});
Eif (this.state.isChecked) {
this.props.onChange(mappedValue);
}
}
else {
this.props.onChange(undefined);
}
}}
/>
<Switch aria-label="Enabled" isChecked={isChecked} onChange={this.handleToggle} />
</span>
);
}
}
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