343 lines
9.8 KiB
React
343 lines
9.8 KiB
React
import { h, Component } from 'preact';
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import api from 'common/api';
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import { API_BASE, BASE_URL } from 'common/constants';
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import { url } from 'common/settings';
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import store from 'common/store';
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import Input from 'components/input';
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export default class Comment extends Component {
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constructor(props) {
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super(props);
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this.state = {
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isInputVisible: false,
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};
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this.updateState(props);
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this.decreaseScore = this.decreaseScore.bind(this);
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this.increaseScore = this.increaseScore.bind(this);
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this.onReplyClick = this.onReplyClick.bind(this);
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this.onReply = this.onReply.bind(this);
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this.onPinClick = this.onPinClick.bind(this);
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this.onUnpinClick = this.onUnpinClick.bind(this);
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this.onBlockClick = this.onBlockClick.bind(this);
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this.onUnblockClick = this.onUnblockClick.bind(this);
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this.onDeleteClick = this.onDeleteClick.bind(this);
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}
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componentWillReceiveProps(nextProps) {
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this.updateState(nextProps);
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}
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updateState(props) {
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const { data, data: { user: { block }, pin }, mods: { guest } = {} } = props;
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const votes = data && data.votes || [];
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const score = data && data.score || 0;
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if (guest) {
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this.setState({
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guest,
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score,
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deleted: data ? data.delete : false,
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});
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} else {
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const userId = store.get('user').id;
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this.setState({
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guest,
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score,
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pinned: !!pin,
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deleted: data ? data.delete : false,
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userBlocked: !!block,
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scoreIncreased: userId in votes && votes[userId],
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scoreDecreased: userId in votes && !votes[userId],
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});
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}
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}
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onReplyClick() {
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const { isInputVisible } = this.state;
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this.setState({ isInputVisible: !isInputVisible });
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}
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onPinClick() {
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const { id } = this.props.data;
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if (confirm('Do you want to pin this comment?')) {
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this.setState({ pinned: true });
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api.pin({ id, url }).then(() => {
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api.getComment({ id }).then(comment => store.replaceComment(comment));
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});
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}
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}
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onUnpinClick() {
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const { id } = this.props.data;
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if (confirm('Do you want to unpin this comment?')) {
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this.setState({ pinned: false });
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api.unpin({ id, url }).then(() => {
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api.getComment({ id }).then(comment => store.replaceComment(comment));
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});
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}
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}
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onBlockClick() {
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const { id, user: { id: userId } } = this.props.data;
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if (confirm('Do you want to block this user?')) {
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this.setState({ userBlocked: true });
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api.blockUser({ id: userId }).then(() => {
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api.getComment({ id }).then(comment => store.replaceComment(comment));
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});
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}
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}
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onUnblockClick() {
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const { id, user: { id: userId } } = this.props.data;
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if (confirm('Do you want to unblock this user?')) {
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this.setState({ userBlocked: false });
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api.unblockUser({ id: userId }).then(() => {
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api.getComment({ id }).then(comment => store.replaceComment(comment));
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});
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}
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}
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onDeleteClick() {
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const { id } = this.props.data;
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if (confirm('Do you want to delete this comment?')) {
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this.setState({ deleted: true });
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api.remove({ id }).then(() => {
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api.getComment({ id }).then(comment => store.replaceComment(comment));
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});
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}
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}
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increaseScore() {
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const { score, scoreIncreased, scoreDecreased } = this.state;
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const { id } = this.props.data;
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if (scoreIncreased) return;
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this.setState({
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scoreIncreased: !scoreDecreased,
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scoreDecreased: false,
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score: score + 1,
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});
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api.vote({ id, url, value: 1 }).then(() => {
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api.getComment({ id }).then(comment => store.replaceComment(comment));
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});
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}
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decreaseScore() {
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const { score, scoreIncreased, scoreDecreased } = this.state;
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const { id } = this.props.data;
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if (scoreDecreased) return;
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this.setState({
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scoreDecreased: !scoreIncreased,
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scoreIncreased: false,
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score: score - 1,
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});
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api.vote({ id, url, value: -1 }).then(() => {
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api.getComment({ id }).then(comment => store.replaceComment(comment));
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});
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}
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onReply(...rest) {
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this.props.onReply(...rest);
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this.setState({ isInputVisible: false });
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}
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render(props, { guest, userBlocked, pinned, score, scoreIncreased, scoreDecreased, isInputVisible, deleted }) {
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const { data, mix, mods = {} } = props;
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const isAdmin = !guest && store.get('user').admin;
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const isGuest = guest || !Object.keys(store.get('user')).length;
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const time = new Date(data.time);
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// TODO: which format for datetime should we choose?
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// TODO: add smth that will count 'hours ago' (mb this: https://github.com/catamphetamine/javascript-time-ago)
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// TODO: check out stash's impl;
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// TODO: don't forget about optional locales, m?
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// TODO: also date must be a link to the comment
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const timeStr = `${time.toLocaleDateString([], { month: 'short', day: 'numeric' })}, ${time.toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' })}`;
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const o = {
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...data,
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text:
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data.text.length
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? (mods.view === 'preview' ? getTextSnippet(data.text) : data.text)
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: (
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userBlocked
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? 'This user was blocked'
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: (
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deleted
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? 'This comment was deleted'
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: data.text
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)
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),
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time: timeStr,
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score: {
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value: Math.abs(score),
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sign: score > 0 ? '+' : (score < 0 ? '−' : ''),
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},
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user: {
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...data.user,
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picture: data.user.picture.indexOf(API_BASE) === 0 ? `${BASE_URL}${data.user.picture}` : data.user.picture,
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},
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};
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const defaultMods = {
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pinned,
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useless: userBlocked || deleted,
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// TODO: add default view mod or don't?
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view: o.user.admin ? 'admin' : null,
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};
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return (
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<div className={b('comment', props, defaultMods)} id={`remark__comment-${o.id}`}>
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<div className="comment__body">
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{
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mods.view !== 'preview' && (
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<img src={o.user.picture} alt="" className="comment__avatar"/>
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)
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}
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<div className="comment__content">
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<div className="comment__info">
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{
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mods.view !== 'preview' && (
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<span className="comment__username">{o.user.name}</span>
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)
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}
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{
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mods.view === 'preview' && (
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<a href={`${o.locator.url}#remark__comment-${o.id}`} className="comment__username">{o.user.name}</a>
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)
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}
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{
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!isGuest && (
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<span className="comment__score">
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<span
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className={b('comment__vote', {}, { type: 'up', selected: scoreIncreased })}
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onClick={this.increaseScore}
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>vote up</span>
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<span className="comment__score-sign">{o.score.sign}</span>
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<span className="comment__score-value">{o.score.value}</span>
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<span
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className={b('comment__vote', {}, { type: 'down', selected: scoreDecreased })}
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onClick={this.decreaseScore}
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>vote down</span>
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</span>
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)
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}
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{
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mods.view !== 'preview' && (
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<span className="comment__time">{o.time}</span>
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)
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}
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{
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isAdmin && userBlocked && (
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<span className="comment__status">blocked</span>
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)
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}
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{
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isAdmin && !userBlocked && deleted && (
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<span className="comment__status">deleted</span>
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)
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}
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{
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!mods.disabled && !isGuest && (
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<span className="comment__controls">
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<span className="comment__action" onClick={this.onReplyClick}>reply</span>
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</span>
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)
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}
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{
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isAdmin &&
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(
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<span className={b('comment__controls', {}, { view: 'admin' })}>
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{
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!pinned && (
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<span className="comment__action" onClick={this.onPinClick}>pin</span>
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)
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}
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{
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pinned && (
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<span className="comment__action" onClick={this.onUnpinClick}>unpin</span>
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)
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}
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{
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userBlocked && (
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<span className="comment__action" onClick={this.onUnblockClick}>unblock</span>
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)
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}
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{
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!userBlocked && (
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<span className="comment__action" onClick={this.onBlockClick}>block</span>
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)
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}
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{
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!deleted && (
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<span className="comment__action" onClick={this.onDeleteClick}>delete</span>
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)
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}
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</span>
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)
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}
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</div>
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<div className="comment__text" dangerouslySetInnerHTML={{ __html: o.text }}/>
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</div>
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</div>
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{
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isInputVisible && (
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<Input mix="comment__input" onSubmit={this.onReply} pid={o.id} autoFocus/>
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)
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}
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</div>
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);
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}
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}
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function getTextSnippet(html) {
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const LENGTH = 100;
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const tmp = document.createElement('div');
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tmp.innerHTML = html;
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const result = tmp.innerText || '';
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const snippet = result.substr(0, LENGTH);
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return (snippet.length === LENGTH && result.length !== LENGTH) ? `${snippet}...` : snippet;
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}
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