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// @flow
import React, { useEffect, useState } from 'react';
import compose from 'recompose/compose';
import { connect } from 'react-redux';
import { withRouter } from 'react-router-dom';
import { withApollo } from 'react-apollo';
import { getThreadByMatch } from 'shared/graphql/queries/thread/getThread';
import { withCurrentUser } from 'src/components/withCurrentUser';
import viewNetworkHandler, {
type ViewNetworkHandlerType,
} from 'src/components/viewNetworkHandler';
import { LoadingView, ErrorView } from 'src/views/viewHelpers';
import {
ViewGrid,
SecondaryPrimaryColumnGrid,
PrimaryColumn,
SecondaryColumn,
SingleColumnGrid,
} from 'src/components/layout';
import { setTitlebarProps } from 'src/actions/titlebar';
import MessagesSubscriber from '../components/messagesSubscriber';
import StickyHeader from '../components/stickyHeader';
import ThreadDetail from '../components/threadDetail';
import ThreadHead from '../components/threadHead';
import { Stretch } from '../style';
import { deduplicateChildren } from 'src/components/infiniteScroll/deduplicateChildren';
import type { GetThreadType } from 'shared/graphql/queries/thread/getThread';
import CommunitySidebar from 'src/components/communitySidebar';
import { ErrorBoundary } from 'src/components/error';
type Props = {
...$Exact<ViewNetworkHandlerType>,
data: {
thread: GetThreadType,
},
client: Object,
className?: string,
currentUser?: Object,
dispatch: Function,
isModal: boolean,
children: React$Node,
};
const ThreadContainer = (props: Props) => {
const {
data,
isLoading,
children,
dispatch,
className,
isModal = false,
} = props;
if (isLoading) return <LoadingView />;
const { thread } = data;
if (!thread) return <ErrorView data-cy="null-thread-view" />;
/*
update the last seen timestamp of the current thread whenever it first
loads, as well as when it unmounts as the user closes the thread. This
should provide the effect of locally marking the thread as "seen" while
athena handles storing the actual lastSeen timestamp update in the background
asynchronously.
*/
const [, setMentionSuggestions] = useState([thread.author.user]);
const updateMentionSuggestions = (thread: GetThreadType) => {
const { messageConnection, author } = thread;
if (!messageConnection || messageConnection.edges.length === 0)
return setMentionSuggestions([author.user]);
const participants = messageConnection.edges
.map(edge => edge.node)
.map(node => node.author.user);
const participantsWithAuthor = [...participants, author.user];
const filtered = deduplicateChildren(participantsWithAuthor, 'id');
return setMentionSuggestions(filtered);
};
useEffect(() => {
dispatch(
setTitlebarProps({
title: 'Conversation',
leftAction: 'view-back',
})
);
}, []);
const renderPrimaryColumn = fullWidth => (
<PrimaryColumn fullWidth={fullWidth}>
{/*
This <Stretch> container makes sure that the thread detail and messages
component are always at least the height of the screen, minus the
height of the chat input. This is necessary because we always want
the chat input at the bottom of the view, so it must always be tricked
into thinking that its preceding sibling is full-height.
*/}
<Stretch
isModal={isModal}
data-cy={isModal ? 'thread-is-modal' : undefined}
>
<ErrorBoundary>
<StickyHeader thread={thread} />
</ErrorBoundary>
<ThreadDetail thread={thread} />
<MessagesSubscriber
id={thread.id}
thread={thread}
isWatercooler={thread.watercooler} // used in the graphql query to always fetch the latest messages
onMessagesLoaded={updateMentionSuggestions}
/>
</Stretch>
</PrimaryColumn>
);
return (
<React.Fragment>
<ThreadHead thread={thread} />
<ViewGrid className={className} data-cy="thread-view">
{children}
{isModal ? (
<SingleColumnGrid>{renderPrimaryColumn(true)}</SingleColumnGrid>
) : (
<SecondaryPrimaryColumnGrid>
<SecondaryColumn>
<CommunitySidebar community={thread.community} />
</SecondaryColumn>
{renderPrimaryColumn(false)}
</SecondaryPrimaryColumnGrid>
)}
</ViewGrid>
</React.Fragment>
);
};
export default compose(
getThreadByMatch,
viewNetworkHandler,
withRouter,
withApollo,
withCurrentUser,
connect()
)(ThreadContainer);
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