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// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
import ReactDOM from 'react-dom';
import * as Utils from 'utils/utils.jsx';
import React from 'react';
import loadingGif from 'images/load.gif';
export default class FilePreview extends React.Component {
constructor(props) {
super(props);
this.handleRemove = this.handleRemove.bind(this);
}
componentDidUpdate() {
if (this.props.uploadsInProgress.length > 0) {
ReactDOM.findDOMNode(this.refs[this.props.uploadsInProgress[0]]).scrollIntoView();
}
}
handleRemove(e) {
var previewDiv = e.target.parentNode.parentNode;
if (previewDiv.hasAttribute('data-filename')) {
this.props.onRemove(previewDiv.getAttribute('data-filename'));
} else if (previewDiv.hasAttribute('data-client-id')) {
this.props.onRemove(previewDiv.getAttribute('data-client-id'));
}
}
render() {
var previews = [];
this.props.files.forEach((fullFilename) => {
var filename = fullFilename;
var originalFilename = filename;
var filenameSplit = filename.split('.');
var ext = filenameSplit[filenameSplit.length - 1];
var type = Utils.getFileType(ext);
filename = Utils.getFileUrl(filename);
if (type === 'image') {
previews.push(
<div
key={filename}
className='file-preview'
data-filename={originalFilename}
>
<img
className='file-preview__image'
src={filename}
/>
<a
className='file-preview__remove'
onClick={this.handleRemove}
>
<i className='fa fa-remove'/>
</a>
</div>
);
} else {
previews.push(
<div
key={filename}
className='file-preview custom-file'
data-filename={originalFilename}
>
<div className={'file-icon ' + Utils.getIconClassName(type)}/>
<a
className='file-preview__remove'
onClick={this.handleRemove}
>
<i className='fa fa-remove'/>
</a>
</div>
);
}
});
this.props.uploadsInProgress.forEach((clientId) => {
previews.push(
<div
ref={clientId}
key={clientId}
className='file-preview'
data-client-id={clientId}
>
<img
className='spinner'
src={loadingGif}
/>
<a
className='file-preview__remove'
onClick={this.handleRemove}
>
<i className='fa fa-remove'/>
</a>
</div>
);
});
return (
<div className='file-preview__container'>
{previews}
</div>
);
}
}
FilePreview.defaultProps = {
files: [],
uploadsInProgress: []
};
FilePreview.propTypes = {
onRemove: React.PropTypes.func.isRequired,
files: React.PropTypes.array,
uploadsInProgress: React.PropTypes.array
};
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