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fix(CustomInput[type=file]): add CustomFileInput component
to store state of selected file(s) to display in the label. This fixes reactstrap#1460.
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David Ellingsworth
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David Ellingsworth
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Apr 15, 2019
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Original file line number | Diff line number | Diff line change |
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import React from 'react'; | ||
import PropTypes from 'prop-types'; | ||
import classNames from 'classnames'; | ||
import { mapToCssModules } from './utils'; | ||
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||
const propTypes = { | ||
className: PropTypes.string, | ||
id: PropTypes.oneOfType([PropTypes.string, PropTypes.number]).isRequired, | ||
label: PropTypes.node, | ||
valid: PropTypes.bool, | ||
invalid: PropTypes.bool, | ||
bsSize: PropTypes.string, | ||
htmlFor: PropTypes.string, | ||
cssModule: PropTypes.object, | ||
onChange: PropTypes.func, | ||
children: PropTypes.oneOfType([PropTypes.node, PropTypes.array, PropTypes.func]), | ||
innerRef: PropTypes.oneOfType([ | ||
PropTypes.object, | ||
PropTypes.string, | ||
PropTypes.func, | ||
]) | ||
}; | ||
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class CustomFileInput extends React.Component { | ||
constructor(props) { | ||
super(props); | ||
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this.state = { | ||
files:null, | ||
}; | ||
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this.onChange = this.onChange.bind(this); | ||
} | ||
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onChange(e) { | ||
let input = e.target; | ||
let {onChange} = this.props; | ||
let files = this.getSelectedFiles(input); | ||
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if (typeof(onChange) === 'function') { | ||
onChange(...arguments); | ||
} | ||
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this.setState({files}) | ||
} | ||
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getSelectedFiles(input) { | ||
let {multiple} = this.props; | ||
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if (multiple && input.files) { | ||
let files = [].slice.call(input.files); | ||
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return files.map(file => file.name).join(', '); | ||
} | ||
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if (input.value.indexOf('fakepath') !== -1) { | ||
let parts = input.value.split('\\'); | ||
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return parts[parts.length - 1]; | ||
} | ||
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return input.value; | ||
} | ||
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render() { | ||
const { | ||
className, | ||
label, | ||
valid, | ||
invalid, | ||
cssModule, | ||
children, | ||
bsSize, | ||
innerRef, | ||
htmlFor, | ||
type, | ||
onChange, | ||
...attributes | ||
} = this.props; | ||
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const customClass = mapToCssModules( | ||
classNames( | ||
className, | ||
`custom-file`, | ||
bsSize ? `custom-file-${bsSize}` : false, | ||
), | ||
cssModule | ||
); | ||
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const validationClassNames = mapToCssModules( | ||
classNames( | ||
invalid && 'is-invalid', | ||
valid && 'is-valid', | ||
), | ||
cssModule | ||
); | ||
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const labelHtmlFor = htmlFor || attributes.id; | ||
const {files} = this.state; | ||
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return ( | ||
<div className={customClass}> | ||
<input type="file" {...attributes} ref={innerRef} className={classNames(validationClassNames, mapToCssModules('custom-file-input', cssModule))} onChange={this.onChange}/> | ||
<label className={mapToCssModules('custom-file-label', cssModule)} htmlFor={labelHtmlFor}>{files || label || 'Choose file'}</label> | ||
</div> | ||
); | ||
} | ||
} | ||
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CustomFileInput.propTypes = propTypes; | ||
|
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export default CustomFileInput; |
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