mastodon/app/assets/javascripts/components/components/media_gallery.jsx

79 lines
2 KiB
JavaScript

import ImmutablePropTypes from 'react-immutable-proptypes';
import PureRenderMixin from 'react-addons-pure-render-mixin';
const MediaGallery = React.createClass({
propTypes: {
media: ImmutablePropTypes.list.isRequired,
height: React.PropTypes.number.isRequired
},
mixins: [PureRenderMixin],
render () {
var children = this.props.media.take(4);
var size = children.size;
children = children.map((attachment, i) => {
let width = 50;
let height = 100;
let top = 'auto';
let left = 'auto';
let bottom = 'auto';
let right = 'auto';
if (size === 1) {
width = 100;
}
if (size === 4 || (size === 3 && i > 0)) {
height = 50;
}
if (size === 2) {
if (i === 0) {
right = '2px';
} else {
left = '2px';
}
} else if (size === 3) {
if (i === 0) {
right = '2px';
} else if (i > 0) {
left = '2px';
}
if (i === 1) {
bottom = '2px';
} else if (i > 1) {
top = '2px';
}
} else if (size === 4) {
if (i === 0 || i === 2) {
right = '2px';
}
if (i === 1 || i === 3) {
left = '2px';
}
if (i < 2) {
bottom = '2px';
} else {
top = '2px';
}
}
return <a key={attachment.get('id')} href={attachment.get('url')} target='_blank' style={{ boxSizing: 'border-box', position: 'relative', left: left, top: top, right: right, bottom: bottom, float: 'left', textDecoration: 'none', border: 'none', display: 'block', width: `${width}%`, height: `${height}%`, background: `url(${attachment.get('preview_url')}) no-repeat center`, backgroundSize: 'cover', cursor: 'zoom-in' }} />;
});
return (
<div style={{ marginTop: '8px', overflow: 'hidden', width: '100%', height: `${this.props.height}px`, boxSizing: 'border-box' }}>
{children}
</div>
);
}
});
export default MediaGallery;