import PropTypes from 'prop-types'; import ImmutablePropTypes from 'react-immutable-proptypes'; import ImmutablePureComponent from 'react-immutable-pure-component'; import { defineMessages, injectIntl, FormattedMessage } from 'react-intl'; import classNames from 'classnames'; import Motion from 'mastodon/features/ui/util/optional_motion'; import spring from 'react-motion/lib/spring'; import escapeTextContentForBrowser from 'escape-html'; import emojify from 'mastodon/features/emoji/emoji'; import { RelativeTimestamp } from './relative_timestamp'; import { Icon } from 'mastodon/components/icon'; const messages = defineMessages({ closed: { id: 'poll.closed', defaultMessage: 'Closed', }, voted: { id: 'poll.voted', defaultMessage: 'You voted for this answer', }, votes: { id: 'poll.votes', defaultMessage: '{votes, plural, one {# vote} other {# votes}}', }, }); const makeEmojiMap = record => record.get('emojis').reduce((obj, emoji) => { obj[`:${emoji.get('shortcode')}:`] = emoji.toJS(); return obj; }, {}); class Poll extends ImmutablePureComponent { static contextTypes = { identity: PropTypes.object, }; static propTypes = { poll: ImmutablePropTypes.map, lang: PropTypes.string, intl: PropTypes.object.isRequired, disabled: PropTypes.bool, refresh: PropTypes.func, onVote: PropTypes.func, }; state = { selected: {}, expired: null, }; static getDerivedStateFromProps (props, state) { const { poll, intl } = props; const expires_at = poll.get('expires_at'); const expired = poll.get('expired') || expires_at !== null && (new Date(expires_at)).getTime() < intl.now(); return (expired === state.expired) ? null : { expired }; } componentDidMount () { this._setupTimer(); } componentDidUpdate () { this._setupTimer(); } componentWillUnmount () { clearTimeout(this._timer); } _setupTimer () { const { poll, intl } = this.props; clearTimeout(this._timer); if (!this.state.expired) { const delay = (new Date(poll.get('expires_at'))).getTime() - intl.now(); this._timer = setTimeout(() => { this.setState({ expired: true }); }, delay); } } _toggleOption = value => { if (this.props.poll.get('multiple')) { const tmp = { ...this.state.selected }; if (tmp[value]) { delete tmp[value]; } else { tmp[value] = true; } this.setState({ selected: tmp }); } else { const tmp = {}; tmp[value] = true; this.setState({ selected: tmp }); } }; handleOptionChange = ({ target: { value } }) => { this._toggleOption(value); }; handleOptionKeyPress = (e) => { if (e.key === 'Enter' || e.key === ' ') { this._toggleOption(e.target.getAttribute('data-index')); e.stopPropagation(); e.preventDefault(); } }; handleVote = () => { if (this.props.disabled) { return; } this.props.onVote(Object.keys(this.state.selected)); }; handleRefresh = () => { if (this.props.disabled) { return; } this.props.refresh(); }; renderOption (option, optionIndex, showResults) { const { poll, lang, disabled, intl } = this.props; const pollVotesCount = poll.get('voters_count') || poll.get('votes_count'); const percent = pollVotesCount === 0 ? 0 : (option.get('votes_count') / pollVotesCount) * 100; const leading = poll.get('options').filterNot(other => other.get('title') === option.get('title')).every(other => option.get('votes_count') >= other.get('votes_count')); const active = !!this.state.selected[`${optionIndex}`]; const voted = option.get('voted') || (poll.get('own_votes') && poll.get('own_votes').includes(optionIndex)); let titleEmojified = option.get('title_emojified'); if (!titleEmojified) { const emojiMap = makeEmojiMap(poll); titleEmojified = emojify(escapeTextContentForBrowser(option.get('title')), emojiMap); } return (
  • {showResults && ( {({ width }) => } )}
  • ); } render () { const { poll, intl } = this.props; const { expired } = this.state; if (!poll) { return null; } const timeRemaining = expired ? intl.formatMessage(messages.closed) : ; const showResults = poll.get('voted') || expired; const disabled = this.props.disabled || Object.entries(this.state.selected).every(item => !item); let votesCount = null; if (poll.get('voters_count') !== null && poll.get('voters_count') !== undefined) { votesCount = ; } else { votesCount = ; } return (
      {poll.get('options').map((option, i) => this.renderOption(option, i, showResults))}
    {!showResults && } {showResults && !this.props.disabled && · } {votesCount} {poll.get('expires_at') && · {timeRemaining}}
    ); } } export default injectIntl(Poll);