69 lines
1.8 KiB
JavaScript
69 lines
1.8 KiB
JavaScript
import React from 'react';
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import PropTypes from 'prop-types';
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import ImmutablePropTypes from 'react-immutable-proptypes';
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import ImmutablePureComponent from 'react-immutable-pure-component';
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import ConversationContainer from '../containers/conversation_container';
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import ScrollableList from '../../../components/scrollable_list';
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import { debounce } from 'lodash';
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export default class ConversationsList extends ImmutablePureComponent {
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static propTypes = {
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conversationIds: ImmutablePropTypes.list.isRequired,
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hasMore: PropTypes.bool,
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isLoading: PropTypes.bool,
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onLoadMore: PropTypes.func,
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shouldUpdateScroll: PropTypes.func,
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};
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getCurrentIndex = id => this.props.conversationIds.indexOf(id)
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handleMoveUp = id => {
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const elementIndex = this.getCurrentIndex(id) - 1;
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this._selectChild(elementIndex);
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}
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handleMoveDown = id => {
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const elementIndex = this.getCurrentIndex(id) + 1;
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this._selectChild(elementIndex);
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}
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_selectChild (index) {
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const element = this.node.node.querySelector(`article:nth-of-type(${index + 1}) .focusable`);
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if (element) {
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element.focus();
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}
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}
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setRef = c => {
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this.node = c;
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}
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handleLoadOlder = debounce(() => {
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const last = this.props.conversationIds.last();
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if (last) {
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this.props.onLoadMore(last);
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}
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}, 300, { leading: true })
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render () {
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const { conversationIds, onLoadMore, ...other } = this.props;
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return (
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<ScrollableList {...other} onLoadMore={onLoadMore && this.handleLoadOlder} scrollKey='direct' ref={this.setRef}>
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{conversationIds.map(item => (
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<ConversationContainer
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key={item}
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conversationId={item}
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onMoveUp={this.handleMoveUp}
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onMoveDown={this.handleMoveDown}
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/>
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))}
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</ScrollableList>
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);
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}
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}
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