Differential D6461 Diff 22292 web/selectors/thread-selectors.js

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web/selectors/thread-selectors.js

// @flow		// @flow

import invariant from 'invariant';		import invariant from 'invariant';
import * as React from 'react';		import * as React from 'react';
import { useDispatch } from 'react-redux';		import { useDispatch } from 'react-redux';
		import { createSelector } from 'reselect';

import { ENSCacheContext } from 'lib/components/ens-cache-provider.react';		import { ENSCacheContext } from 'lib/components/ens-cache-provider.react';
		import { threadInfoSelector } from 'lib/selectors/thread-selectors';
import { createPendingSidebar } from 'lib/shared/thread-utils';		import { createPendingSidebar } from 'lib/shared/thread-utils';
import type {		import type {
ComposableMessageInfo,		ComposableMessageInfo,
RobotextMessageInfo,		RobotextMessageInfo,
} from 'lib/types/message-types';		} from 'lib/types/message-types';
import type { ThreadInfo } from 'lib/types/thread-types';		import type { ThreadInfo, RawThreadInfo } from 'lib/types/thread-types';
		import { values } from 'lib/utils/objects';

import { getDefaultTextMessageRules } from '../markdown/rules.react';		import { getDefaultTextMessageRules } from '../markdown/rules.react';
import { updateNavInfoActionType } from '../redux/action-types';		import { updateNavInfoActionType } from '../redux/action-types';
		import type { AppState } from '../redux/redux-setup';
import { useSelector } from '../redux/redux-utils';		import { useSelector } from '../redux/redux-utils';

function useOnClickThread(		function useOnClickThread(
thread: ?ThreadInfo,		thread: ?ThreadInfo,
): (event: SyntheticEvent<HTMLElement>) => void {		): (event: SyntheticEvent<HTMLElement>) => void {
const dispatch = useDispatch();		const dispatch = useDispatch();
return React.useCallback(		return React.useCallback(
(event: SyntheticEvent<HTMLElement>) => {		(event: SyntheticEvent<HTMLElement>) => {
▲ Show 20 Lines • Show All 77 Lines • ▼ Show 20 Lines	(event: SyntheticEvent<HTMLElement>) => {
selectedUserList: [],		selectedUserList: [],
},		},
});		});
},		},
[dispatch],		[dispatch],
);		);
}		}

		function threadsBelongingToCommunity(
		communityID: string,
		threadInfosObj: { +[id: string]: ThreadInfo \| RawThreadInfo },
		): $ReadOnlySet<string> {
		const threadInfos = values(threadInfosObj);
		const threadIDs = threadInfos
		.filter(
		thread => thread.community === communityID \|\| thread.id === communityID,
		)
		.map(item => item.id);
		return new Set(threadIDs);
		}

		const threadsBelongingToCommunitySelector: (
		state: AppState,
		) => ?$ReadOnlySet<string> = createSelector(
		(state: AppState) => state.communityIDFilter,
		threadInfoSelector,
		(communityIDFilter: ?string, threadInfos: { +[id: string]: ThreadInfo }) => {
		if (!communityIDFilter) {
		return null;
		}
		return threadsBelongingToCommunity(communityIDFilter, threadInfos);
		},
		);

export {		export {
useOnClickThread,		useOnClickThread,
useThreadIsActive,		useThreadIsActive,
useOnClickPendingSidebar,		useOnClickPendingSidebar,
useOnClickNewThread,		useOnClickNewThread,
		threadsBelongingToCommunitySelector,
		threadsBelongingToCommunity,
};		};