vt-social/app/javascript/mastodon/features/firehose/index.jsx

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import PropTypes from 'prop-types';
import { useRef, useCallback, useEffect } from 'react';
import { useIntl, defineMessages, FormattedMessage } from 'react-intl';
import { Helmet } from 'react-helmet';
import { NavLink } from 'react-router-dom';
import { addColumn } from 'mastodon/actions/columns';
import { changeSetting } from 'mastodon/actions/settings';
import { connectPublicStream, connectCommunityStream } from 'mastodon/actions/streaming';
import { expandPublicTimeline, expandCommunityTimeline } from 'mastodon/actions/timelines';
import DismissableBanner from 'mastodon/components/dismissable_banner';
import initialState, { domain } from 'mastodon/initial_state';
import { useAppDispatch, useAppSelector } from 'mastodon/store';
import Column from '../../components/column';
import ColumnHeader from '../../components/column_header';
import SettingToggle from '../notifications/components/setting_toggle';
import StatusListContainer from '../ui/containers/status_list_container';
const messages = defineMessages({
title: { id: 'column.firehose', defaultMessage: 'Live feeds' },
});
// TODO: use a proper React context later on
const useIdentity = () => ({
signedIn: !!initialState.meta.me,
accountId: initialState.meta.me,
disabledAccountId: initialState.meta.disabled_account_id,
accessToken: initialState.meta.access_token,
permissions: initialState.role ? initialState.role.permissions : 0,
});
const ColumnSettings = () => {
const dispatch = useAppDispatch();
const settings = useAppSelector((state) => state.getIn(['settings', 'firehose']));
const onChange = useCallback(
(key, checked) => dispatch(changeSetting(['firehose', ...key], checked)),
[dispatch],
);
return (
<div>
<div className='column-settings__row'>
<SettingToggle
settings={settings}
settingPath={['onlyMedia']}
onChange={onChange}
label={<FormattedMessage id='community.column_settings.media_only' defaultMessage='Media only' />}
/>
</div>
</div>
);
};
const Firehose = ({ feedType, multiColumn }) => {
const dispatch = useAppDispatch();
const intl = useIntl();
const { signedIn } = useIdentity();
const columnRef = useRef(null);
const onlyMedia = useAppSelector((state) => state.getIn(['settings', 'firehose', 'onlyMedia'], false));
const hasUnread = useAppSelector((state) => state.getIn(['timelines', `${feedType}${onlyMedia ? ':media' : ''}`, 'unread'], 0) > 0);
const handlePin = useCallback(
() => {
switch(feedType) {
case 'community':
dispatch(addColumn('COMMUNITY', { other: { onlyMedia } }));
break;
case 'public':
dispatch(addColumn('PUBLIC', { other: { onlyMedia } }));
break;
case 'public:remote':
dispatch(addColumn('REMOTE', { other: { onlyMedia, onlyRemote: true } }));
break;
}
},
[dispatch, onlyMedia, feedType],
);
const handleLoadMore = useCallback(
(maxId) => {
switch(feedType) {
case 'community':
dispatch(expandCommunityTimeline({ onlyMedia }));
break;
case 'public':
dispatch(expandPublicTimeline({ maxId, onlyMedia }));
break;
case 'public:remote':
dispatch(expandPublicTimeline({ maxId, onlyMedia, onlyRemote: true }));
break;
}
},
[dispatch, onlyMedia, feedType],
);
const handleHeaderClick = useCallback(() => columnRef.current?.scrollTop(), []);
useEffect(() => {
let disconnect;
switch(feedType) {
case 'community':
dispatch(expandCommunityTimeline({ onlyMedia }));
if (signedIn) {
disconnect = dispatch(connectCommunityStream({ onlyMedia }));
}
break;
case 'public':
dispatch(expandPublicTimeline({ onlyMedia }));
if (signedIn) {
disconnect = dispatch(connectPublicStream({ onlyMedia }));
}
break;
case 'public:remote':
dispatch(expandPublicTimeline({ onlyMedia, onlyRemote: true }));
if (signedIn) {
disconnect = dispatch(connectPublicStream({ onlyMedia, onlyRemote: true }));
}
break;
}
return () => disconnect?.();
}, [dispatch, signedIn, feedType, onlyMedia]);
const prependBanner = feedType === 'community' ? (
<DismissableBanner id='community_timeline'>
<FormattedMessage
id='dismissable_banner.community_timeline'
defaultMessage='These are the most recent public posts from people whose accounts are hosted by {domain}.'
values={{ domain }}
/>
</DismissableBanner>
) : (
<DismissableBanner id='public_timeline'>
<FormattedMessage
id='dismissable_banner.public_timeline'
defaultMessage='These are the most recent public posts from people on this and other servers of the decentralized network that this server knows about.'
/>
</DismissableBanner>
);
const emptyMessage = feedType === 'community' ? (
<FormattedMessage
id='empty_column.community'
defaultMessage='The local timeline is empty. Write something publicly to get the ball rolling!'
/>
) : (
<FormattedMessage
id='empty_column.public'
defaultMessage='There is nothing here! Write something publicly, or manually follow users from other servers to fill it up'
/>
);
return (
<Column bindToDocument={!multiColumn} ref={columnRef} label={intl.formatMessage(messages.title)}>
<ColumnHeader
icon='globe'
active={hasUnread}
title={intl.formatMessage(messages.title)}
onPin={handlePin}
onClick={handleHeaderClick}
multiColumn={multiColumn}
>
<ColumnSettings />
</ColumnHeader>
<div className='scrollable scrollable--flex'>
<div className='account__section-headline'>
<NavLink exact to='/public/local'>
<FormattedMessage tagName='div' id='firehose.local' defaultMessage='Local' />
</NavLink>
<NavLink exact to='/public/remote'>
<FormattedMessage tagName='div' id='firehose.remote' defaultMessage='Remote' />
</NavLink>
<NavLink exact to='/public'>
<FormattedMessage tagName='div' id='firehose.all' defaultMessage='All' />
</NavLink>
</div>
<StatusListContainer
prepend={prependBanner}
timelineId={`${feedType}${onlyMedia ? ':media' : ''}`}
onLoadMore={handleLoadMore}
trackScroll
scrollKey='firehose'
emptyMessage={emptyMessage}
bindToDocument={!multiColumn}
/>
</div>
<Helmet>
<title>{intl.formatMessage(messages.title)}</title>
<meta name='robots' content='noindex' />
</Helmet>
</Column>
);
}
Firehose.propTypes = {
multiColumn: PropTypes.bool,
feedType: PropTypes.string,
};
export default Firehose;