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// Package imports.
import PropTypes from 'prop-types';
import React from 'react';
import spring from 'react-motion/lib/spring';
// Components.
import ComposerOptionsDropdownContentItem from './item';
// Utils.
import { withPassive } from 'flavours/glitch/util/dom_helpers';
import Motion from 'flavours/glitch/util/optional_motion';
import { assignHandlers } from 'flavours/glitch/util/react_helpers';
// Handlers.
const handlers = {
// When the document is clicked elsewhere, we close the dropdown.
handleDocumentClick ({ target }) {
const { node } = this;
const { onClose } = this.props;
if (onClose && node && !node.contains(target)) {
onClose();
}
},
// Stores our node in `this.node`.
handleRef (node) {
this.node = node;
},
};
// The spring to use with our motion.
const springMotion = spring(1, {
damping: 35,
stiffness: 400,
});
// The component.
export default class ComposerOptionsDropdownContent extends React.PureComponent {
// Constructor.
constructor (props) {
super(props);
assignHandlers(this, handlers);
// Instance variables.
this.node = null;
this.state = {
mounted: false,
};
}
// On mounting, we add our listeners.
componentDidMount () {
const { handleDocumentClick } = this.handlers;
document.addEventListener('click', handleDocumentClick, false);
document.addEventListener('touchend', handleDocumentClick, withPassive);
this.setState({ mounted: true });
}
// On unmounting, we remove our listeners.
componentWillUnmount () {
const { handleDocumentClick } = this.handlers;
document.removeEventListener('click', handleDocumentClick, false);
document.removeEventListener('touchend', handleDocumentClick, withPassive);
}
// Rendering.
render () {
const { mounted } = this.state;
const { handleRef } = this.handlers;
const {
items,
onChange,
onClose,
style,
value,
} = this.props;
// The result.
return (
<Motion
defaultStyle={{
opacity: 0,
scaleX: 0.85,
scaleY: 0.75,
}}
style={{
opacity: springMotion,
scaleX: springMotion,
scaleY: springMotion,
}}
>
{({ opacity, scaleX, scaleY }) => (
// It should not be transformed when mounting because the resulting
// size will be used to determine the coordinate of the menu by
// react-overlays
<div
className='composer--options--dropdown--content'
ref={handleRef}
style={{
...style,
opacity: opacity,
transform: mounted ? `scale(${scaleX}, ${scaleY})` : null,
}}
>
{items ? items.map(
({
name,
...rest
}) => (
<ComposerOptionsDropdownContentItem
active={name === value}
key={name}
name={name}
onChange={onChange}
onClose={onClose}
options={rest}
/>
)
) : null}
</div>
)}
</Motion>
);
}
}
// Props.
ComposerOptionsDropdownContent.propTypes = {
items: PropTypes.arrayOf(PropTypes.shape({
icon: PropTypes.string,
meta: PropTypes.node,
name: PropTypes.string.isRequired,
on: PropTypes.bool,
text: PropTypes.node,
})),
onChange: PropTypes.func,
onClose: PropTypes.func,
style: PropTypes.object,
value: PropTypes.string,
};
// Default props.
ComposerOptionsDropdownContent.defaultProps = { style: {} };
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