142 lines
4.9 KiB
JavaScript
142 lines
4.9 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 { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
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import classNames from 'classnames';
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import { vote, fetchPoll } from 'mastodon/actions/polls';
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import Motion from 'mastodon/features/ui/util/optional_motion';
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import spring from 'react-motion/lib/spring';
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import escapeTextContentForBrowser from 'escape-html';
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import emojify from 'mastodon/features/emoji/emoji';
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import RelativeTimestamp from './relative_timestamp';
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const messages = defineMessages({
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closed: { id: 'poll.closed', defaultMessage: 'Closed' },
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});
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const makeEmojiMap = record => record.get('emojis').reduce((obj, emoji) => {
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obj[`:${emoji.get('shortcode')}:`] = emoji.toJS();
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return obj;
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}, {});
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export default @injectIntl
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class Poll extends ImmutablePureComponent {
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static propTypes = {
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poll: ImmutablePropTypes.map,
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intl: PropTypes.object.isRequired,
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dispatch: PropTypes.func,
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disabled: PropTypes.bool,
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visible: PropTypes.bool,
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};
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state = {
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selected: {},
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};
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handleOptionChange = e => {
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const { target: { value } } = e;
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if (this.props.poll.get('multiple')) {
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const tmp = { ...this.state.selected };
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if (tmp[value]) {
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delete tmp[value];
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} else {
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tmp[value] = true;
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}
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this.setState({ selected: tmp });
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} else {
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const tmp = {};
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tmp[value] = true;
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this.setState({ selected: tmp });
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}
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};
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handleVote = () => {
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if (this.props.disabled) {
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return;
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}
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this.props.dispatch(vote(this.props.poll.get('id'), Object.keys(this.state.selected)));
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};
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handleRefresh = () => {
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if (this.props.disabled) {
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return;
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}
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this.props.dispatch(fetchPoll(this.props.poll.get('id')));
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};
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renderOption (option, optionIndex) {
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const { poll, disabled, visible } = this.props;
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const percent = poll.get('votes_count') === 0 ? 0 : (option.get('votes_count') / poll.get('votes_count')) * 100;
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const leading = poll.get('options').filterNot(other => other.get('title') === option.get('title')).every(other => option.get('votes_count') > other.get('votes_count'));
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const active = !!this.state.selected[`${optionIndex}`];
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const showResults = poll.get('voted') || poll.get('expired');
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let titleEmojified = option.get('title_emojified');
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if (!titleEmojified) {
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const emojiMap = makeEmojiMap(poll);
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titleEmojified = emojify(escapeTextContentForBrowser(option.get('title')), emojiMap);
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}
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return (
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<li key={option.get('title')}>
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{showResults && (
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<Motion defaultStyle={{ width: 0 }} style={{ width: spring(percent, { stiffness: 180, damping: 12 }) }}>
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{({ width }) =>
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<span className={classNames('poll__chart', { leading })} style={{ width: `${width}%` }} />
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}
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</Motion>
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)}
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<label className={classNames('poll__text', { selectable: !showResults })}>
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<input
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name='vote-options'
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type={poll.get('multiple') ? 'checkbox' : 'radio'}
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value={optionIndex}
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checked={active}
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onChange={this.handleOptionChange}
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disabled={disabled}
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/>
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{!showResults && <span className={classNames('poll__input', { checkbox: poll.get('multiple'), active })} />}
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{showResults && <span className='poll__number'>{Math.round(percent)}%</span>}
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{visible ? <span dangerouslySetInnerHTML={{ __html: titleEmojified }} /> : <span>{String.fromCharCode(64 + optionIndex + 1)}</span>}
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</label>
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</li>
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);
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}
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render () {
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const { poll, intl } = this.props;
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if (!poll) {
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return null;
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}
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const timeRemaining = poll.get('expired') ? intl.formatMessage(messages.closed) : <RelativeTimestamp timestamp={poll.get('expires_at')} futureDate />;
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const showResults = poll.get('voted') || poll.get('expired');
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const disabled = this.props.disabled || Object.entries(this.state.selected).every(item => !item);
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return (
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<div className='poll'>
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<ul>
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{poll.get('options').map((option, i) => this.renderOption(option, i))}
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</ul>
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<div className='poll__footer'>
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{!showResults && <button className='button button-secondary' disabled={disabled} onClick={this.handleVote}><FormattedMessage id='poll.vote' defaultMessage='Vote' /></button>}
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{showResults && !this.props.disabled && <span><button className='poll__link' onClick={this.handleRefresh}><FormattedMessage id='poll.refresh' defaultMessage='Refresh' /></button> · </span>}
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<FormattedMessage id='poll.total_votes' defaultMessage='{count, plural, one {# vote} other {# votes}}' values={{ count: poll.get('votes_count') }} />
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{poll.get('expires_at') && <span> · {timeRemaining}</span>}
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</div>
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</div>
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);
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}
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}
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