signal-desktop/ts/state/selectors/timeline.ts
2024-02-27 11:01:25 -05:00

91 lines
2.9 KiB
TypeScript

// Copyright 2021 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
import { useSelector } from 'react-redux';
import type { TimelineItemType } from '../../components/conversation/TimelineItem';
import type { StateType } from '../reducer';
import {
getConversationSelector,
getTargetedMessage,
getSelectedMessageIds,
getMessages,
getCachedConversationMemberColorsSelector,
} from './conversations';
import { getAccountSelector } from './accounts';
import {
getRegionCode,
getUserConversationId,
getUserNumber,
getUserACI,
getUserPNI,
} from './user';
import { getDefaultConversationColor } from './items';
import { getActiveCall, getCallSelector } from './calling';
import { getPropsForBubble } from './message';
import { getCallHistorySelector } from './callHistory';
import { useProxySelector } from '../../hooks/useProxySelector';
const getTimelineItem = (
state: StateType,
messageId: string | undefined,
contactNameColors: Map<string, string>
): TimelineItemType | undefined => {
if (messageId === undefined) {
return undefined;
}
const messageLookup = getMessages(state);
const message = messageLookup[messageId];
if (!message) {
return undefined;
}
const targetedMessage = getTargetedMessage(state);
const conversationSelector = getConversationSelector(state);
const regionCode = getRegionCode(state);
const ourNumber = getUserNumber(state);
const ourAci = getUserACI(state);
const ourPni = getUserPNI(state);
const ourConversationId = getUserConversationId(state);
const callSelector = getCallSelector(state);
const callHistorySelector = getCallHistorySelector(state);
const activeCall = getActiveCall(state);
const accountSelector = getAccountSelector(state);
const selectedMessageIds = getSelectedMessageIds(state);
const defaultConversationColor = getDefaultConversationColor(state);
return getPropsForBubble(message, {
conversationSelector,
ourConversationId,
ourNumber,
ourAci,
ourPni,
regionCode,
targetedMessageId: targetedMessage?.id,
targetedMessageCounter: targetedMessage?.counter,
contactNameColors,
callSelector,
callHistorySelector,
activeCall,
accountSelector,
selectedMessageIds,
defaultConversationColor,
});
};
export const useTimelineItem = (
messageId: string | undefined,
conversationId: string
): TimelineItemType | undefined => {
// Generating contact name colors can take a while in large groups. We don't want to do
// this inside of useProxySelector, since the proxied state invalidates the memoization
// from createSelector. So we do the expensive part outside of useProxySelector, taking
// advantage of reselect's global cache.
const contactNameColors = useSelector(
getCachedConversationMemberColorsSelector
)(conversationId);
return useProxySelector(getTimelineItem, messageId, contactNameColors);
};