diff --git a/lib/hooks/search-threads.js b/lib/hooks/search-threads.js
index 89f3bd631..d90e87c0a 100644
--- a/lib/hooks/search-threads.js
+++ b/lib/hooks/search-threads.js
@@ -1,114 +1,114 @@
 // @flow
 
 import * as React from 'react';
 
 import {
   type ChatThreadItem,
   useFilteredChatListData,
 } from '../selectors/chat-selectors.js';
 import { useThreadSearchIndex } from '../selectors/nav-selectors.js';
-import { sidebarInfoSelector } from '../selectors/thread-selectors.js';
+import { sidebarInfoSelector } from '../selectors/sidebar-selectors.js';
 import { threadIsChannel } from '../shared/thread-utils.js';
 import type { SetState } from '../types/hook-types.js';
 import type {
   ThreadInfo,
   RawThreadInfo,
 } from '../types/minimally-encoded-thread-permissions-types.js';
 import type { SidebarInfo } from '../types/thread-types.js';
 import { useSelector } from '../utils/redux-utils.js';
 
 export type ThreadSearchState = {
   +text: string,
   +results: $ReadOnlySet<string>,
 };
 
 type SearchThreadsResult<U> = {
   +listData: $ReadOnlyArray<U>,
   +searchState: ThreadSearchState,
   +setSearchState: SetState<ThreadSearchState>,
   +onChangeSearchInputText: (text: string) => mixed,
   +clearQuery: (event: SyntheticEvent<HTMLAnchorElement>) => void,
 };
 
 function useSearchThreads<U: SidebarInfo | ChatThreadItem>(
   threadInfo: ThreadInfo,
   childThreadInfos: $ReadOnlyArray<U>,
 ): SearchThreadsResult<U> {
   const [searchState, setSearchState] = React.useState<ThreadSearchState>({
     text: '',
     results: new Set<string>(),
   });
 
   const listData = React.useMemo(() => {
     if (!searchState.text) {
       return childThreadInfos;
     }
     return childThreadInfos.filter(thread =>
       searchState.results.has(thread.threadInfo.id),
     );
   }, [childThreadInfos, searchState]);
 
   const justThreadInfos = React.useMemo(
     () => childThreadInfos.map(childThreadInfo => childThreadInfo.threadInfo),
     [childThreadInfos],
   );
   const searchIndex = useThreadSearchIndex(justThreadInfos);
 
   const onChangeSearchInputText = React.useCallback(
     (text: string) => {
       setSearchState({
         text,
         results: new Set(searchIndex.getSearchResults(text)),
       });
     },
     [searchIndex, setSearchState],
   );
 
   const clearQuery = React.useCallback(
     (event: SyntheticEvent<HTMLAnchorElement>) => {
       event.preventDefault();
       setSearchState({ text: '', results: new Set() });
     },
     [setSearchState],
   );
 
   return React.useMemo(
     () => ({
       listData,
       searchState,
       setSearchState,
       onChangeSearchInputText,
       clearQuery,
     }),
     [
       listData,
       setSearchState,
       searchState,
       onChangeSearchInputText,
       clearQuery,
     ],
   );
 }
 
 function useSearchSidebars(
   threadInfo: ThreadInfo,
 ): SearchThreadsResult<SidebarInfo> {
   const childThreadInfos = useSelector(
     state => sidebarInfoSelector(state)[threadInfo.id] ?? [],
   );
   return useSearchThreads(threadInfo, childThreadInfos);
 }
 
 function useSearchSubchannels(
   threadInfo: ThreadInfo,
 ): SearchThreadsResult<ChatThreadItem> {
   const filterFunc = React.useCallback(
     (thread: ?(ThreadInfo | RawThreadInfo)) =>
       threadIsChannel(thread) && thread?.parentThreadID === threadInfo.id,
     [threadInfo.id],
   );
   const childThreadInfos = useFilteredChatListData(filterFunc);
   return useSearchThreads(threadInfo, childThreadInfos);
 }
 
 export { useSearchSubchannels, useSearchSidebars };
diff --git a/lib/selectors/chat-selectors.js b/lib/selectors/chat-selectors.js
index f577ed879..6cf664da4 100644
--- a/lib/selectors/chat-selectors.js
+++ b/lib/selectors/chat-selectors.js
@@ -1,713 +1,713 @@
 // @flow
 
 import invariant from 'invariant';
 import _filter from 'lodash/fp/filter.js';
 import _flow from 'lodash/fp/flow.js';
 import _map from 'lodash/fp/map.js';
 import _orderBy from 'lodash/fp/orderBy.js';
 import * as React from 'react';
 import { createSelector } from 'reselect';
 import { createObjectSelector } from 'reselect-map';
 
 import {
-  sidebarInfoSelector,
   threadInfoFromSourceMessageIDSelector,
   threadInfoSelector,
 } from './thread-selectors.js';
+import { sidebarInfoSelector } from '../selectors/sidebar-selectors.js';
 import {
   createMessageInfo,
   getMostRecentNonLocalMessageID,
   messageKey,
   robotextForMessageInfo,
   sortMessageInfoList,
 } from '../shared/message-utils.js';
 import {
   threadInChatList,
   threadIsPending,
   threadIsTopLevel,
 } from '../shared/thread-utils.js';
 import { messageTypes } from '../types/message-types-enum.js';
 import {
   type ComposableMessageInfo,
   isComposableMessageType,
   type LocalMessageInfo,
   type MessageInfo,
   type MessageStore,
   type RobotextMessageInfo,
 } from '../types/message-types.js';
 import type {
   ThreadInfo,
   RawThreadInfo,
 } from '../types/minimally-encoded-thread-permissions-types.js';
 import type { BaseAppState } from '../types/redux-types.js';
 import { threadTypes } from '../types/thread-types-enum.js';
 import {
   maxReadSidebars,
   maxUnreadSidebars,
   type SidebarInfo,
 } from '../types/thread-types.js';
 import type {
   AccountUserInfo,
   RelativeUserInfo,
   UserInfo,
 } from '../types/user-types.js';
 import { threeDays } from '../utils/date-utils.js';
 import type { EntityText } from '../utils/entity-text.js';
 import memoize2 from '../utils/memoize.js';
 import { useSelector } from '../utils/redux-utils.js';
 
 export type SidebarItem =
   | {
       ...SidebarInfo,
       +type: 'sidebar',
     }
   | {
       +type: 'seeMore',
       +unread: boolean,
     }
   | { +type: 'spacer' };
 
 export type ChatThreadItem = {
   +type: 'chatThreadItem',
   +threadInfo: ThreadInfo,
   +mostRecentMessageInfo: ?MessageInfo,
   +mostRecentNonLocalMessage: ?string,
   +lastUpdatedTime: number,
   +lastUpdatedTimeIncludingSidebars: number,
   +sidebars: $ReadOnlyArray<SidebarItem>,
   +pendingPersonalThreadUserInfo?: UserInfo,
 };
 
 const messageInfoSelector: (state: BaseAppState<>) => {
   +[id: string]: ?MessageInfo,
 } = createObjectSelector(
   (state: BaseAppState<>) => state.messageStore.messages,
   (state: BaseAppState<>) => state.currentUserInfo && state.currentUserInfo.id,
   (state: BaseAppState<>) => state.userStore.userInfos,
   threadInfoSelector,
   createMessageInfo,
 );
 
 function isEmptyMediaMessage(messageInfo: MessageInfo): boolean {
   return (
     (messageInfo.type === messageTypes.MULTIMEDIA ||
       messageInfo.type === messageTypes.IMAGES) &&
     messageInfo.media.length === 0
   );
 }
 
 function getMostRecentMessageInfo(
   threadInfo: ThreadInfo,
   messageStore: MessageStore,
   messages: { +[id: string]: ?MessageInfo },
 ): ?MessageInfo {
   const thread = messageStore.threads[threadInfo.id];
   if (!thread) {
     return null;
   }
   for (const messageID of thread.messageIDs) {
     const messageInfo = messages[messageID];
     if (!messageInfo || isEmptyMediaMessage(messageInfo)) {
       continue;
     }
     return messageInfo;
   }
   return null;
 }
 
 function getLastUpdatedTime(
   threadInfo: ThreadInfo,
   mostRecentMessageInfo: ?MessageInfo,
 ): number {
   return mostRecentMessageInfo
     ? mostRecentMessageInfo.time
     : threadInfo.creationTime;
 }
 
 function createChatThreadItem(
   threadInfo: ThreadInfo,
   messageStore: MessageStore,
   messages: { +[id: string]: ?MessageInfo },
   sidebarInfos: ?$ReadOnlyArray<SidebarInfo>,
 ): ChatThreadItem {
   const mostRecentMessageInfo = getMostRecentMessageInfo(
     threadInfo,
     messageStore,
     messages,
   );
   const mostRecentNonLocalMessage = getMostRecentNonLocalMessageID(
     threadInfo.id,
     messageStore,
   );
   const lastUpdatedTime = getLastUpdatedTime(threadInfo, mostRecentMessageInfo);
 
   const sidebars = sidebarInfos ?? [];
   const allSidebarItems = sidebars.map(sidebarInfo => ({
     type: 'sidebar',
     ...sidebarInfo,
   }));
   const lastUpdatedTimeIncludingSidebars =
     allSidebarItems.length > 0
       ? Math.max(lastUpdatedTime, allSidebarItems[0].lastUpdatedTime)
       : lastUpdatedTime;
 
   const numUnreadSidebars = allSidebarItems.filter(
     sidebar => sidebar.threadInfo.currentUser.unread,
   ).length;
   let numReadSidebarsToShow = maxReadSidebars - numUnreadSidebars;
   const threeDaysAgo = Date.now() - threeDays;
 
   const sidebarItems: SidebarItem[] = [];
   for (const sidebar of allSidebarItems) {
     if (sidebarItems.length >= maxUnreadSidebars) {
       break;
     } else if (sidebar.threadInfo.currentUser.unread) {
       sidebarItems.push(sidebar);
     } else if (
       sidebar.lastUpdatedTime > threeDaysAgo &&
       numReadSidebarsToShow > 0
     ) {
       sidebarItems.push(sidebar);
       numReadSidebarsToShow--;
     }
   }
 
   const numReadButRecentSidebars = allSidebarItems.filter(
     sidebar =>
       !sidebar.threadInfo.currentUser.unread &&
       sidebar.lastUpdatedTime > threeDaysAgo,
   ).length;
   if (
     sidebarItems.length < numUnreadSidebars + numReadButRecentSidebars ||
     (sidebarItems.length < allSidebarItems.length && sidebarItems.length > 0)
   ) {
     sidebarItems.push({
       type: 'seeMore',
       unread: numUnreadSidebars > maxUnreadSidebars,
     });
   }
   if (sidebarItems.length !== 0) {
     sidebarItems.push({
       type: 'spacer',
     });
   }
 
   return {
     type: 'chatThreadItem',
     threadInfo,
     mostRecentMessageInfo,
     mostRecentNonLocalMessage,
     lastUpdatedTime,
     lastUpdatedTimeIncludingSidebars,
     sidebars: sidebarItems,
   };
 }
 
 const chatListData: (state: BaseAppState<>) => $ReadOnlyArray<ChatThreadItem> =
   createSelector(
     threadInfoSelector,
     (state: BaseAppState<>) => state.messageStore,
     messageInfoSelector,
     sidebarInfoSelector,
     (
       threadInfos: {
         +[id: string]: ThreadInfo,
       },
       messageStore: MessageStore,
       messageInfos: { +[id: string]: ?MessageInfo },
       sidebarInfos: { +[id: string]: $ReadOnlyArray<SidebarInfo> },
     ): $ReadOnlyArray<ChatThreadItem> =>
       getChatThreadItems(
         threadInfos,
         messageStore,
         messageInfos,
         sidebarInfos,
         threadIsTopLevel,
       ),
   );
 
 function useFlattenedChatListData(): $ReadOnlyArray<ChatThreadItem> {
   return useFilteredChatListData(threadInChatList);
 }
 
 function useFilteredChatListData(
   filterFunction: (threadInfo: ?(ThreadInfo | RawThreadInfo)) => boolean,
 ): $ReadOnlyArray<ChatThreadItem> {
   const threadInfos = useSelector(threadInfoSelector);
   const messageInfos = useSelector(messageInfoSelector);
   const sidebarInfos = useSelector(sidebarInfoSelector);
   const messageStore = useSelector(state => state.messageStore);
 
   return React.useMemo(
     () =>
       getChatThreadItems(
         threadInfos,
         messageStore,
         messageInfos,
         sidebarInfos,
         filterFunction,
       ),
     [messageInfos, messageStore, sidebarInfos, filterFunction, threadInfos],
   );
 }
 
 function getChatThreadItems(
   threadInfos: { +[id: string]: ThreadInfo },
   messageStore: MessageStore,
   messageInfos: { +[id: string]: ?MessageInfo },
   sidebarInfos: { +[id: string]: $ReadOnlyArray<SidebarInfo> },
   filterFunction: (threadInfo: ?(ThreadInfo | RawThreadInfo)) => boolean,
 ): $ReadOnlyArray<ChatThreadItem> {
   return _flow(
     _filter(filterFunction),
     _map((threadInfo: ThreadInfo): ChatThreadItem =>
       createChatThreadItem(
         threadInfo,
         messageStore,
         messageInfos,
         sidebarInfos[threadInfo.id],
       ),
     ),
     _orderBy('lastUpdatedTimeIncludingSidebars')('desc'),
   )(threadInfos);
 }
 
 export type RobotextChatMessageInfoItem = {
   +itemType: 'message',
   +messageInfoType: 'robotext',
   +messageInfo: RobotextMessageInfo,
   +startsConversation: boolean,
   +startsCluster: boolean,
   endsCluster: boolean,
   +robotext: EntityText,
   +threadCreatedFromMessage: ?ThreadInfo,
   +reactions: ReactionInfo,
 };
 export type ChatMessageInfoItem =
   | RobotextChatMessageInfoItem
   | {
       +itemType: 'message',
       +messageInfoType: 'composable',
       +messageInfo: ComposableMessageInfo,
       +localMessageInfo: ?LocalMessageInfo,
       +startsConversation: boolean,
       +startsCluster: boolean,
       endsCluster: boolean,
       +threadCreatedFromMessage: ?ThreadInfo,
       +reactions: ReactionInfo,
       +hasBeenEdited: boolean,
       +isPinned: boolean,
     };
 export type ChatMessageItem = { itemType: 'loader' } | ChatMessageInfoItem;
 
 export type ReactionInfo = { +[reaction: string]: MessageReactionInfo };
 type MessageReactionInfo = {
   +viewerReacted: boolean,
   +users: $ReadOnlyArray<RelativeUserInfo>,
 };
 type TargetMessageReactions = Map<string, Map<string, RelativeUserInfo>>;
 
 const msInFiveMinutes = 5 * 60 * 1000;
 function createChatMessageItems(
   threadID: string,
   messageStore: MessageStore,
   messageInfos: { +[id: string]: ?MessageInfo },
   threadInfos: { +[id: string]: ThreadInfo },
   threadInfoFromSourceMessageID: {
     +[id: string]: ThreadInfo,
   },
   additionalMessages: $ReadOnlyArray<MessageInfo>,
   viewerID: string,
 ): ChatMessageItem[] {
   const thread = messageStore.threads[threadID];
 
   const threadMessageInfos = (thread?.messageIDs ?? [])
     .map((messageID: string) => messageInfos[messageID])
     .filter(Boolean);
   const messages =
     additionalMessages.length > 0
       ? sortMessageInfoList([...threadMessageInfos, ...additionalMessages])
       : threadMessageInfos;
 
   const targetMessageReactionsMap = new Map<string, TargetMessageReactions>();
 
   // We need to iterate backwards to put the order of messages in chronological
   // order, starting with the oldest. This avoids the scenario where the most
   // recent message with the remove_reaction action may try to remove a user
   // that hasn't been added to the messageReactionUsersInfoMap, causing it
   // to be skipped.
   for (let i = messages.length - 1; i >= 0; i--) {
     const messageInfo = messages[i];
     if (messageInfo.type !== messageTypes.REACTION) {
       continue;
     }
 
     if (!targetMessageReactionsMap.has(messageInfo.targetMessageID)) {
       const reactsMap: TargetMessageReactions = new Map();
       targetMessageReactionsMap.set(messageInfo.targetMessageID, reactsMap);
     }
 
     const messageReactsMap = targetMessageReactionsMap.get(
       messageInfo.targetMessageID,
     );
     invariant(messageReactsMap, 'messageReactsInfo should be set');
 
     if (!messageReactsMap.has(messageInfo.reaction)) {
       const usersInfoMap = new Map<string, RelativeUserInfo>();
       messageReactsMap.set(messageInfo.reaction, usersInfoMap);
     }
 
     const messageReactionUsersInfoMap = messageReactsMap.get(
       messageInfo.reaction,
     );
     invariant(
       messageReactionUsersInfoMap,
       'messageReactionUsersInfoMap should be set',
     );
 
     if (messageInfo.action === 'add_reaction') {
       messageReactionUsersInfoMap.set(
         messageInfo.creator.id,
         messageInfo.creator,
       );
     } else {
       messageReactionUsersInfoMap.delete(messageInfo.creator.id);
     }
   }
 
   const targetMessageEditMap = new Map<string, string>();
   for (let i = messages.length - 1; i >= 0; i--) {
     const messageInfo = messages[i];
     if (messageInfo.type !== messageTypes.EDIT_MESSAGE) {
       continue;
     }
     targetMessageEditMap.set(messageInfo.targetMessageID, messageInfo.text);
   }
 
   const targetMessagePinStatusMap = new Map<string, boolean>();
   // Once again, we iterate backwards to put the order of messages in
   // chronological order (i.e. oldest to newest) to handle pinned messages.
   // This is important because we want to make sure that the most recent pin
   // action is the one that is used to determine whether a message
   // is pinned or not.
   for (let i = messages.length - 1; i >= 0; i--) {
     const messageInfo = messages[i];
     if (messageInfo.type !== messageTypes.TOGGLE_PIN) {
       continue;
     }
 
     targetMessagePinStatusMap.set(
       messageInfo.targetMessageID,
       messageInfo.action === 'pin',
     );
   }
 
   const chatMessageItems: ChatMessageItem[] = [];
   let lastMessageInfo = null;
   for (let i = messages.length - 1; i >= 0; i--) {
     const messageInfo = messages[i];
 
     if (
       messageInfo.type === messageTypes.REACTION ||
       messageInfo.type === messageTypes.EDIT_MESSAGE
     ) {
       continue;
     }
 
     let originalMessageInfo =
       messageInfo.type === messageTypes.SIDEBAR_SOURCE
         ? messageInfo.sourceMessage
         : messageInfo;
 
     if (isEmptyMediaMessage(originalMessageInfo)) {
       continue;
     }
 
     let hasBeenEdited = false;
     if (
       originalMessageInfo.type === messageTypes.TEXT &&
       originalMessageInfo.id
     ) {
       const newText = targetMessageEditMap.get(originalMessageInfo.id);
       if (newText !== undefined) {
         hasBeenEdited = true;
         originalMessageInfo = {
           ...originalMessageInfo,
           text: newText,
         };
       }
     }
 
     let startsConversation = true;
     let startsCluster = true;
     if (
       lastMessageInfo &&
       lastMessageInfo.time + msInFiveMinutes > originalMessageInfo.time
     ) {
       startsConversation = false;
       if (
         isComposableMessageType(lastMessageInfo.type) &&
         isComposableMessageType(originalMessageInfo.type) &&
         lastMessageInfo.creator.id === originalMessageInfo.creator.id
       ) {
         startsCluster = false;
       }
     }
     if (startsCluster && chatMessageItems.length > 0) {
       const lastMessageItem = chatMessageItems[chatMessageItems.length - 1];
       invariant(lastMessageItem.itemType === 'message', 'should be message');
       lastMessageItem.endsCluster = true;
     }
     const threadCreatedFromMessage =
       messageInfo.id && threadInfos[threadID]?.type !== threadTypes.SIDEBAR
         ? threadInfoFromSourceMessageID[messageInfo.id]
         : undefined;
 
     const isPinned = !!(
       originalMessageInfo.id &&
       targetMessagePinStatusMap.get(originalMessageInfo.id)
     );
 
     const renderedReactions: ReactionInfo = (() => {
       const result: { [string]: MessageReactionInfo } = {};
 
       let messageReactsMap;
       if (originalMessageInfo.id) {
         messageReactsMap = targetMessageReactionsMap.get(
           originalMessageInfo.id,
         );
       }
 
       if (!messageReactsMap) {
         return result;
       }
 
       for (const reaction of messageReactsMap.keys()) {
         const reactionUsersInfoMap = messageReactsMap.get(reaction);
         invariant(reactionUsersInfoMap, 'reactionUsersInfoMap should be set');
 
         if (reactionUsersInfoMap.size === 0) {
           continue;
         }
 
         const reactionUserInfos = [...reactionUsersInfoMap.values()];
 
         const messageReactionInfo = {
           users: reactionUserInfos,
           viewerReacted: reactionUsersInfoMap.has(viewerID),
         };
 
         result[reaction] = messageReactionInfo;
       }
 
       return result;
     })();
 
     if (isComposableMessageType(originalMessageInfo.type)) {
       // We use these invariants instead of just checking the messageInfo.type
       // directly in the conditional above so that isComposableMessageType can
       // be the source of truth
       invariant(
         originalMessageInfo.type === messageTypes.TEXT ||
           originalMessageInfo.type === messageTypes.IMAGES ||
           originalMessageInfo.type === messageTypes.MULTIMEDIA,
         "Flow doesn't understand isComposableMessageType above",
       );
       const localMessageInfo =
         messageStore.local[messageKey(originalMessageInfo)];
       chatMessageItems.push({
         itemType: 'message',
         messageInfoType: 'composable',
         messageInfo: originalMessageInfo,
         localMessageInfo,
         startsConversation,
         startsCluster,
         endsCluster: false,
         threadCreatedFromMessage,
         reactions: renderedReactions,
         hasBeenEdited,
         isPinned,
       });
     } else {
       invariant(
         originalMessageInfo.type !== messageTypes.TEXT &&
           originalMessageInfo.type !== messageTypes.IMAGES &&
           originalMessageInfo.type !== messageTypes.MULTIMEDIA,
         "Flow doesn't understand isComposableMessageType above",
       );
       const threadInfo = threadInfos[threadID];
       const parentThreadInfo = threadInfo?.parentThreadID
         ? threadInfos[threadInfo.parentThreadID]
         : null;
 
       const robotext = robotextForMessageInfo(
         originalMessageInfo,
         threadInfo,
         parentThreadInfo,
       );
       chatMessageItems.push({
         itemType: 'message',
         messageInfoType: 'robotext',
         messageInfo: originalMessageInfo,
         startsConversation,
         startsCluster,
         endsCluster: false,
         threadCreatedFromMessage,
         robotext,
         reactions: renderedReactions,
       });
     }
     lastMessageInfo = originalMessageInfo;
   }
   if (chatMessageItems.length > 0) {
     const lastMessageItem = chatMessageItems[chatMessageItems.length - 1];
     invariant(lastMessageItem.itemType === 'message', 'should be message');
     lastMessageItem.endsCluster = true;
   }
   chatMessageItems.reverse();
   const hideSpinner = thread ? thread.startReached : threadIsPending(threadID);
   if (hideSpinner) {
     return chatMessageItems;
   }
   return [...chatMessageItems, ({ itemType: 'loader' }: ChatMessageItem)];
 }
 
 const baseMessageListData = (
   threadID: ?string,
   additionalMessages: $ReadOnlyArray<MessageInfo>,
 ): ((state: BaseAppState<>) => ?(ChatMessageItem[])) =>
   createSelector(
     (state: BaseAppState<>) => state.messageStore,
     messageInfoSelector,
     threadInfoSelector,
     threadInfoFromSourceMessageIDSelector,
     (state: BaseAppState<>) =>
       state.currentUserInfo && state.currentUserInfo.id,
     (
       messageStore: MessageStore,
       messageInfos: { +[id: string]: ?MessageInfo },
       threadInfos: {
         +[id: string]: ThreadInfo,
       },
       threadInfoFromSourceMessageID: {
         +[id: string]: ThreadInfo,
       },
       viewerID: ?string,
     ): ?(ChatMessageItem[]) => {
       if (!threadID || !viewerID) {
         return null;
       }
       return createChatMessageItems(
         threadID,
         messageStore,
         messageInfos,
         threadInfos,
         threadInfoFromSourceMessageID,
         additionalMessages,
         viewerID,
       );
     },
   );
 export type MessageListData = ?(ChatMessageItem[]);
 const messageListData: (
   threadID: ?string,
   additionalMessages: $ReadOnlyArray<MessageInfo>,
 ) => (state: BaseAppState<>) => MessageListData = memoize2(baseMessageListData);
 
 export type UseMessageListDataArgs = {
   +searching: boolean,
   +userInfoInputArray: $ReadOnlyArray<AccountUserInfo>,
   +threadInfo: ?ThreadInfo,
 };
 
 function useMessageListData({
   searching,
   userInfoInputArray,
   threadInfo,
 }: UseMessageListDataArgs): MessageListData {
   const messageInfos = useSelector(messageInfoSelector);
 
   const containingThread = useSelector(state => {
     if (
       !threadInfo ||
       threadInfo.type !== threadTypes.SIDEBAR ||
       !threadInfo.containingThreadID
     ) {
       return null;
     }
     return state.messageStore.threads[threadInfo.containingThreadID];
   });
 
   const pendingSidebarEditMessageInfo = React.useMemo(() => {
     const sourceMessageID = threadInfo?.sourceMessageID;
     const threadMessageInfos = (containingThread?.messageIDs ?? [])
       .map((messageID: string) => messageInfos[messageID])
       .filter(Boolean)
       .filter(
         message =>
           message.type === messageTypes.EDIT_MESSAGE &&
           message.targetMessageID === sourceMessageID,
       );
     if (threadMessageInfos.length === 0) {
       return null;
     }
     return threadMessageInfos[0];
   }, [threadInfo, containingThread, messageInfos]);
 
   const pendingSidebarSourceMessageInfo = useSelector(state => {
     const sourceMessageID = threadInfo?.sourceMessageID;
     if (
       !threadInfo ||
       threadInfo.type !== threadTypes.SIDEBAR ||
       !sourceMessageID
     ) {
       return null;
     }
     const thread = state.messageStore.threads[threadInfo.id];
     const shouldSourceBeAdded =
       !thread ||
       (thread.startReached &&
         thread.messageIDs.every(
           id => messageInfos[id]?.type !== messageTypes.SIDEBAR_SOURCE,
         ));
     return shouldSourceBeAdded ? messageInfos[sourceMessageID] : null;
   });
 
   invariant(
     !pendingSidebarSourceMessageInfo ||
       pendingSidebarSourceMessageInfo.type !== messageTypes.SIDEBAR_SOURCE,
     'sidebars can not be created from sidebar_source message',
   );
 
   const additionalMessages = React.useMemo(() => {
     if (!pendingSidebarSourceMessageInfo) {
       return ([]: MessageInfo[]);
     }
     const result: MessageInfo[] = [pendingSidebarSourceMessageInfo];
     if (pendingSidebarEditMessageInfo) {
       result.push(pendingSidebarEditMessageInfo);
     }
     return result;
   }, [pendingSidebarSourceMessageInfo, pendingSidebarEditMessageInfo]);
   const boundMessageListData = useSelector(
     messageListData(threadInfo?.id, additionalMessages),
   );
 
   return React.useMemo(() => {
     if (searching && userInfoInputArray.length === 0) {
       return [];
     }
     return boundMessageListData;
   }, [searching, userInfoInputArray.length, boundMessageListData]);
 }
 
 export {
   messageInfoSelector,
   createChatThreadItem,
   chatListData,
   createChatMessageItems,
   messageListData,
   useFlattenedChatListData,
   useFilteredChatListData,
   useMessageListData,
 };
diff --git a/lib/selectors/sidebar-selectors.js b/lib/selectors/sidebar-selectors.js
new file mode 100644
index 000000000..4fcc2d4ff
--- /dev/null
+++ b/lib/selectors/sidebar-selectors.js
@@ -0,0 +1,63 @@
+// @flow
+
+import _orderBy from 'lodash/fp/orderBy.js';
+import { createObjectSelector } from 'reselect-map';
+
+import { childThreadInfos } from './thread-selectors.js';
+import { getMostRecentNonLocalMessageID } from '../shared/message-utils.js';
+import { threadInChatList } from '../shared/thread-utils.js';
+import type { MessageStore, RawMessageInfo } from '../types/message-types.js';
+import type { ThreadInfo } from '../types/minimally-encoded-thread-permissions-types.js';
+import type { BaseAppState } from '../types/redux-types.js';
+import { threadTypes } from '../types/thread-types-enum.js';
+import type { SidebarInfo } from '../types/thread-types.js';
+
+function getMostRecentRawMessageInfo(
+  threadInfo: ThreadInfo,
+  messageStore: MessageStore,
+): ?RawMessageInfo {
+  const thread = messageStore.threads[threadInfo.id];
+  if (!thread) {
+    return null;
+  }
+  for (const messageID of thread.messageIDs) {
+    return messageStore.messages[messageID];
+  }
+  return null;
+}
+
+const sidebarInfoSelector: (state: BaseAppState<>) => {
+  +[id: string]: $ReadOnlyArray<SidebarInfo>,
+} = createObjectSelector(
+  childThreadInfos,
+  (state: BaseAppState<>) => state.messageStore,
+  (childThreads: $ReadOnlyArray<ThreadInfo>, messageStore: MessageStore) => {
+    const sidebarInfos = [];
+    for (const childThreadInfo of childThreads) {
+      if (
+        !threadInChatList(childThreadInfo) ||
+        childThreadInfo.type !== threadTypes.SIDEBAR
+      ) {
+        continue;
+      }
+      const mostRecentRawMessageInfo = getMostRecentRawMessageInfo(
+        childThreadInfo,
+        messageStore,
+      );
+      const lastUpdatedTime =
+        mostRecentRawMessageInfo?.time ?? childThreadInfo.creationTime;
+      const mostRecentNonLocalMessage = getMostRecentNonLocalMessageID(
+        childThreadInfo.id,
+        messageStore,
+      );
+      sidebarInfos.push({
+        threadInfo: childThreadInfo,
+        lastUpdatedTime,
+        mostRecentNonLocalMessage,
+      });
+    }
+    return _orderBy('lastUpdatedTime')('desc')(sidebarInfos);
+  },
+);
+
+export { sidebarInfoSelector };
diff --git a/lib/selectors/thread-selectors.js b/lib/selectors/thread-selectors.js
index 35ec06398..04542eee6 100644
--- a/lib/selectors/thread-selectors.js
+++ b/lib/selectors/thread-selectors.js
@@ -1,575 +1,522 @@
 // @flow
 
 import _compact from 'lodash/fp/compact.js';
 import _filter from 'lodash/fp/filter.js';
 import _flow from 'lodash/fp/flow.js';
 import _groupBy from 'lodash/fp/groupBy.js';
 import _map from 'lodash/fp/map.js';
 import _mapValues from 'lodash/fp/mapValues.js';
-import _orderBy from 'lodash/fp/orderBy.js';
 import _some from 'lodash/fp/some.js';
 import _sortBy from 'lodash/fp/sortBy.js';
 import _memoize from 'lodash/memoize.js';
 import { createSelector } from 'reselect';
 import { createObjectSelector } from 'reselect-map';
 
 import {
   filteredThreadIDsSelector,
   includeDeletedSelector,
 } from './calendar-filter-selectors.js';
 import { relativeMemberInfoSelectorForMembersOfThread } from './user-selectors.js';
 import genesis from '../facts/genesis.js';
 import { extractKeyserverIDFromID } from '../keyserver-conn/keyserver-call-utils.js';
 import {
   getAvatarForThread,
   getRandomDefaultEmojiAvatar,
 } from '../shared/avatar-utils.js';
 import { createEntryInfo } from '../shared/entry-utils.js';
-import { getMostRecentNonLocalMessageID } from '../shared/message-utils.js';
 import {
   threadInHomeChatList,
   threadInBackgroundChatList,
   threadInFilterList,
   threadInfoFromRawThreadInfo,
-  threadInChatList,
   threadHasAdminRole,
   roleIsAdminRole,
   threadIsPending,
   getPendingThreadID,
 } from '../shared/thread-utils.js';
 import type { ClientAvatar, ClientEmojiAvatar } from '../types/avatar-types';
 import type { EntryInfo } from '../types/entry-types.js';
-import type { MessageStore, RawMessageInfo } from '../types/message-types.js';
+import type { MessageStore } from '../types/message-types.js';
 import type {
   RelativeMemberInfo,
   ThreadInfo,
   RawThreadInfo,
 } from '../types/minimally-encoded-thread-permissions-types.js';
 import type { BaseAppState } from '../types/redux-types.js';
 import {
   threadTypes,
   threadTypeIsCommunityRoot,
   type ThreadType,
 } from '../types/thread-types-enum.js';
 import type {
-  SidebarInfo,
   MixedRawThreadInfos,
   RawThreadInfos,
 } from '../types/thread-types.js';
 import { dateString, dateFromString } from '../utils/date-utils.js';
 import { values } from '../utils/objects.js';
 
 const _mapValuesWithKeys = _mapValues.convert({ cap: false });
 
 type ThreadInfoSelectorType = (state: BaseAppState<>) => {
   +[id: string]: ThreadInfo,
 };
 const threadInfoSelector: ThreadInfoSelectorType = createObjectSelector(
   (state: BaseAppState<>) => state.threadStore.threadInfos,
   (state: BaseAppState<>) => state.currentUserInfo && state.currentUserInfo.id,
   (state: BaseAppState<>) => state.userStore.userInfos,
   threadInfoFromRawThreadInfo,
 );
 
 const communityThreadSelector: (
   state: BaseAppState<>,
 ) => $ReadOnlyArray<ThreadInfo> = createSelector(
   threadInfoSelector,
   (threadInfos: { +[id: string]: ThreadInfo }) => {
     const result = [];
     for (const threadID in threadInfos) {
       const threadInfo = threadInfos[threadID];
       if (!threadTypeIsCommunityRoot(threadInfo.type)) {
         continue;
       }
       result.push(threadInfo);
     }
     return result;
   },
 );
 
 const canBeOnScreenThreadInfos: (
   state: BaseAppState<>,
 ) => $ReadOnlyArray<ThreadInfo> = createSelector(
   threadInfoSelector,
   (threadInfos: { +[id: string]: ThreadInfo }) => {
     const result = [];
     for (const threadID in threadInfos) {
       const threadInfo = threadInfos[threadID];
       if (!threadInFilterList(threadInfo)) {
         continue;
       }
       result.push(threadInfo);
     }
     return result;
   },
 );
 
 const onScreenThreadInfos: (
   state: BaseAppState<>,
 ) => $ReadOnlyArray<ThreadInfo> = createSelector(
   filteredThreadIDsSelector,
   canBeOnScreenThreadInfos,
   (
     inputThreadIDs: ?$ReadOnlySet<string>,
     threadInfos: $ReadOnlyArray<ThreadInfo>,
   ): $ReadOnlyArray<ThreadInfo> => {
     const threadIDs = inputThreadIDs;
     if (!threadIDs) {
       return threadInfos;
     }
     return threadInfos.filter(threadInfo => threadIDs.has(threadInfo.id));
   },
 );
 
 const entryInfoSelector: (state: BaseAppState<>) => {
   +[id: string]: EntryInfo,
 } = createObjectSelector(
   (state: BaseAppState<>) => state.entryStore.entryInfos,
   (state: BaseAppState<>) => state.currentUserInfo && state.currentUserInfo.id,
   (state: BaseAppState<>) => state.userStore.userInfos,
   createEntryInfo,
 );
 
 // "current" means within startDate/endDate range, not deleted, and in
 // onScreenThreadInfos
 const currentDaysToEntries: (state: BaseAppState<>) => {
   +[dayString: string]: EntryInfo[],
 } = createSelector(
   entryInfoSelector,
   (state: BaseAppState<>) => state.entryStore.daysToEntries,
   (state: BaseAppState<>) => state.navInfo.startDate,
   (state: BaseAppState<>) => state.navInfo.endDate,
   onScreenThreadInfos,
   includeDeletedSelector,
   (
     entryInfos: { +[id: string]: EntryInfo },
     daysToEntries: { +[day: string]: string[] },
     startDateString: string,
     endDateString: string,
     onScreen: $ReadOnlyArray<ThreadInfo>,
     includeDeleted: boolean,
   ) => {
     const allDaysWithinRange: { [string]: string[] } = {},
       startDate = dateFromString(startDateString),
       endDate = dateFromString(endDateString);
     for (
       const curDate = startDate;
       curDate <= endDate;
       curDate.setDate(curDate.getDate() + 1)
     ) {
       allDaysWithinRange[dateString(curDate)] = [];
     }
     return _mapValuesWithKeys((_: string[], dayString: string) =>
       _flow(
         _map((entryID: string) => entryInfos[entryID]),
         _compact,
         _filter(
           (entryInfo: EntryInfo) =>
             (includeDeleted || !entryInfo.deleted) &&
             _some(['id', entryInfo.threadID])(onScreen),
         ),
         _sortBy('creationTime'),
       )(daysToEntries[dayString] ? daysToEntries[dayString] : []),
     )(allDaysWithinRange);
   },
 );
 
 const childThreadInfos: (state: BaseAppState<>) => {
   +[id: string]: $ReadOnlyArray<ThreadInfo>,
 } = createSelector(
   threadInfoSelector,
   (threadInfos: { +[id: string]: ThreadInfo }) => {
     const result: {
       [string]: ThreadInfo[],
     } = {};
     for (const id in threadInfos) {
       const threadInfo = threadInfos[id];
       const parentThreadID = threadInfo.parentThreadID;
       if (parentThreadID === null || parentThreadID === undefined) {
         continue;
       }
       if (result[parentThreadID] === undefined) {
         result[parentThreadID] = ([]: ThreadInfo[]);
       }
       result[parentThreadID].push(threadInfo);
     }
     return result;
   },
 );
 
 const containedThreadInfos: (state: BaseAppState<>) => {
   +[id: string]: $ReadOnlyArray<ThreadInfo>,
 } = createSelector(
   threadInfoSelector,
   (threadInfos: { +[id: string]: ThreadInfo }) => {
     const result: {
       [string]: ThreadInfo[],
     } = {};
     for (const id in threadInfos) {
       const threadInfo = threadInfos[id];
       const { containingThreadID } = threadInfo;
       if (containingThreadID === null || containingThreadID === undefined) {
         continue;
       }
       if (result[containingThreadID] === undefined) {
         result[containingThreadID] = ([]: ThreadInfo[]);
       }
       result[containingThreadID].push(threadInfo);
     }
     return result;
   },
 );
 
-function getMostRecentRawMessageInfo(
-  threadInfo: ThreadInfo,
-  messageStore: MessageStore,
-): ?RawMessageInfo {
-  const thread = messageStore.threads[threadInfo.id];
-  if (!thread) {
-    return null;
-  }
-  for (const messageID of thread.messageIDs) {
-    return messageStore.messages[messageID];
-  }
-  return null;
-}
-
-const sidebarInfoSelector: (state: BaseAppState<>) => {
-  +[id: string]: $ReadOnlyArray<SidebarInfo>,
-} = createObjectSelector(
-  childThreadInfos,
-  (state: BaseAppState<>) => state.messageStore,
-  (childThreads: $ReadOnlyArray<ThreadInfo>, messageStore: MessageStore) => {
-    const sidebarInfos = [];
-    for (const childThreadInfo of childThreads) {
-      if (
-        !threadInChatList(childThreadInfo) ||
-        childThreadInfo.type !== threadTypes.SIDEBAR
-      ) {
-        continue;
-      }
-      const mostRecentRawMessageInfo = getMostRecentRawMessageInfo(
-        childThreadInfo,
-        messageStore,
-      );
-      const lastUpdatedTime =
-        mostRecentRawMessageInfo?.time ?? childThreadInfo.creationTime;
-      const mostRecentNonLocalMessage = getMostRecentNonLocalMessageID(
-        childThreadInfo.id,
-        messageStore,
-      );
-      sidebarInfos.push({
-        threadInfo: childThreadInfo,
-        lastUpdatedTime,
-        mostRecentNonLocalMessage,
-      });
-    }
-    return _orderBy('lastUpdatedTime')('desc')(sidebarInfos);
-  },
-);
-
 const unreadCount: (state: BaseAppState<>) => number = createSelector(
   (state: BaseAppState<>) => state.threadStore.threadInfos,
   (threadInfos: RawThreadInfos): number =>
     values(threadInfos).filter(
       threadInfo =>
         threadInHomeChatList(threadInfo) && threadInfo.currentUser.unread,
     ).length,
 );
 
 const allUnreadCounts: (state: BaseAppState<>) => {
   +[keyserverID: string]: number,
 } = createSelector(
   (state: BaseAppState<>) => state.threadStore.threadInfos,
   (threadInfos: RawThreadInfos): { +[keyserverID: string]: number } => {
     const keyserverToThreads = _groupBy(threadInfo =>
       extractKeyserverIDFromID(threadInfo.id),
     )(
       values(threadInfos).filter(threadInfo =>
         threadInHomeChatList(threadInfo),
       ),
     );
 
     const keyserverUnreadCountPairs = Object.entries(keyserverToThreads).map(
       ([keyserverID, keyserverThreadInfos]) => [
         keyserverID,
         keyserverThreadInfos.filter(threadInfo => threadInfo.currentUser.unread)
           .length,
       ],
     );
 
     return Object.fromEntries(keyserverUnreadCountPairs);
   },
 );
 
 const unreadBackgroundCount: (state: BaseAppState<>) => number = createSelector(
   (state: BaseAppState<>) => state.threadStore.threadInfos,
   (threadInfos: RawThreadInfos): number =>
     values(threadInfos).filter(
       threadInfo =>
         threadInBackgroundChatList(threadInfo) && threadInfo.currentUser.unread,
     ).length,
 );
 
 const baseUnreadCountSelectorForCommunity: (
   communityID: string,
 ) => (BaseAppState<>) => number = (communityID: string) =>
   createSelector(
     (state: BaseAppState<>) => state.threadStore.threadInfos,
     (threadInfos: RawThreadInfos): number =>
       Object.values(threadInfos).filter(
         threadInfo =>
           threadInHomeChatList(threadInfo) &&
           threadInfo.currentUser.unread &&
           (communityID === threadInfo.community ||
             communityID === threadInfo.id),
       ).length,
   );
 
 const unreadCountSelectorForCommunity: (
   communityID: string,
 ) => (state: BaseAppState<>) => number = _memoize(
   baseUnreadCountSelectorForCommunity,
 );
 
 const baseAncestorThreadInfos: (
   threadID: string,
 ) => (BaseAppState<>) => $ReadOnlyArray<ThreadInfo> = (threadID: string) =>
   createSelector(
     (state: BaseAppState<>) => threadInfoSelector(state),
     (threadInfos: {
       +[id: string]: ThreadInfo,
     }): $ReadOnlyArray<ThreadInfo> => {
       const pathComponents: ThreadInfo[] = [];
       let node: ?ThreadInfo = threadInfos[threadID];
       while (node) {
         pathComponents.push(node);
         node = node.parentThreadID ? threadInfos[node.parentThreadID] : null;
       }
       pathComponents.reverse();
       return pathComponents;
     },
   );
 
 const ancestorThreadInfos: (
   threadID: string,
 ) => (state: BaseAppState<>) => $ReadOnlyArray<ThreadInfo> = _memoize(
   baseAncestorThreadInfos,
 );
 
 const baseOtherUsersButNoOtherAdmins: (
   threadID: string,
 ) => (BaseAppState<>) => boolean = (threadID: string) =>
   createSelector(
     (state: BaseAppState<>) => state.threadStore.threadInfos[threadID],
     relativeMemberInfoSelectorForMembersOfThread(threadID),
     (
       threadInfo: ?RawThreadInfo,
       members: $ReadOnlyArray<RelativeMemberInfo>,
     ): boolean => {
       if (!threadInfo) {
         return false;
       }
       if (!threadHasAdminRole(threadInfo)) {
         return false;
       }
       let otherUsersExist = false;
       let otherAdminsExist = false;
       for (const member of members) {
         const role = member.role;
         if (role === undefined || role === null || member.isViewer) {
           continue;
         }
         otherUsersExist = true;
         if (roleIsAdminRole(threadInfo?.roles[role])) {
           otherAdminsExist = true;
           break;
         }
       }
       return otherUsersExist && !otherAdminsExist;
     },
   );
 
 const otherUsersButNoOtherAdmins: (
   threadID: string,
 ) => (state: BaseAppState<>) => boolean = _memoize(
   baseOtherUsersButNoOtherAdmins,
 );
 
 function mostRecentlyReadThread(
   messageStore: MessageStore,
   threadInfos: MixedRawThreadInfos,
 ): ?string {
   let mostRecent = null;
   for (const threadID in threadInfos) {
     const threadInfo = threadInfos[threadID];
     if (threadInfo.currentUser.unread) {
       continue;
     }
     const threadMessageInfo = messageStore.threads[threadID];
     if (!threadMessageInfo) {
       continue;
     }
     const mostRecentMessageTime =
       threadMessageInfo.messageIDs.length === 0
         ? threadInfo.creationTime
         : messageStore.messages[threadMessageInfo.messageIDs[0]].time;
     if (mostRecent && mostRecent.time >= mostRecentMessageTime) {
       continue;
     }
 
     const topLevelThreadID =
       threadInfo.type === threadTypes.SIDEBAR
         ? threadInfo.parentThreadID
         : threadID;
     mostRecent = { threadID: topLevelThreadID, time: mostRecentMessageTime };
   }
   return mostRecent ? mostRecent.threadID : null;
 }
 
 const mostRecentlyReadThreadSelector: (state: BaseAppState<>) => ?string =
   createSelector(
     (state: BaseAppState<>) => state.messageStore,
     (state: BaseAppState<>) => state.threadStore.threadInfos,
     mostRecentlyReadThread,
   );
 
 const threadInfoFromSourceMessageIDSelector: (state: BaseAppState<>) => {
   +[id: string]: ThreadInfo,
 } = createSelector(
   (state: BaseAppState<>) => state.threadStore.threadInfos,
   threadInfoSelector,
   (
     rawThreadInfos: RawThreadInfos,
     threadInfos: {
       +[id: string]: ThreadInfo,
     },
   ) => {
     const pendingToRealizedThreadIDs =
       pendingToRealizedThreadIDsSelector(rawThreadInfos);
     const result: { [string]: ThreadInfo } = {};
     for (const realizedID of pendingToRealizedThreadIDs.values()) {
       const threadInfo = threadInfos[realizedID];
       if (threadInfo && threadInfo.sourceMessageID) {
         result[threadInfo.sourceMessageID] = threadInfo;
       }
     }
     return result;
   },
 );
 const pendingToRealizedThreadIDsSelector: (
   rawThreadInfos: RawThreadInfos,
 ) => $ReadOnlyMap<string, string> = createSelector(
   (rawThreadInfos: RawThreadInfos) => rawThreadInfos,
   (rawThreadInfos: RawThreadInfos) => {
     const result = new Map<string, string>();
     for (const threadID in rawThreadInfos) {
       const rawThreadInfo = rawThreadInfos[threadID];
       if (
         threadIsPending(threadID) ||
         (rawThreadInfo.parentThreadID !== genesis().id &&
           rawThreadInfo.type !== threadTypes.SIDEBAR)
       ) {
         continue;
       }
       const actualMemberIDs = rawThreadInfo.members
         .filter(member => member.role)
         .map(member => member.id);
       const pendingThreadID = getPendingThreadID(
         rawThreadInfo.type,
         actualMemberIDs,
         rawThreadInfo.sourceMessageID,
       );
       const existingResult = result.get(pendingThreadID);
       if (
         !existingResult ||
         rawThreadInfos[existingResult].creationTime > rawThreadInfo.creationTime
       ) {
         result.set(pendingThreadID, threadID);
       }
     }
     return result;
   },
 );
 
 const baseSavedEmojiAvatarSelectorForThread: (
   threadID: string,
   containingThreadID: ?string,
 ) => (BaseAppState<>) => () => ClientAvatar = (
   threadID: string,
   containingThreadID: ?string,
 ) =>
   createSelector(
     (state: BaseAppState<>) => threadInfoSelector(state)[threadID],
     (state: BaseAppState<>) =>
       containingThreadID ? threadInfoSelector(state)[containingThreadID] : null,
     (threadInfo: ThreadInfo, containingThreadInfo: ?ThreadInfo) => {
       return () => {
         let threadAvatar = getAvatarForThread(threadInfo, containingThreadInfo);
         if (threadAvatar.type !== 'emoji') {
           threadAvatar = getRandomDefaultEmojiAvatar();
         }
         return threadAvatar;
       };
     },
   );
 
 const savedEmojiAvatarSelectorForThread: (
   threadID: string,
   containingThreadID: ?string,
 ) => (state: BaseAppState<>) => () => ClientEmojiAvatar = _memoize(
   baseSavedEmojiAvatarSelectorForThread,
 );
 
 const baseThreadInfosSelectorForThreadType: (
   threadType: ThreadType,
 ) => (BaseAppState<>) => $ReadOnlyArray<ThreadInfo> = (
   threadType: ThreadType,
 ) =>
   createSelector(
     (state: BaseAppState<>) => threadInfoSelector(state),
     (threadInfos: {
       +[id: string]: ThreadInfo,
     }): $ReadOnlyArray<ThreadInfo> => {
       const result = [];
 
       for (const threadID in threadInfos) {
         const threadInfo = threadInfos[threadID];
         if (threadInfo.type === threadType) {
           result.push(threadInfo);
         }
       }
 
       return result;
     },
   );
 
 const threadInfosSelectorForThreadType: (
   threadType: ThreadType,
 ) => (state: BaseAppState<>) => $ReadOnlyArray<ThreadInfo> = _memoize(
   baseThreadInfosSelectorForThreadType,
 );
 
 export {
   ancestorThreadInfos,
   threadInfoSelector,
   communityThreadSelector,
   onScreenThreadInfos,
   entryInfoSelector,
   currentDaysToEntries,
   childThreadInfos,
   containedThreadInfos,
   unreadCount,
   allUnreadCounts,
   unreadBackgroundCount,
   unreadCountSelectorForCommunity,
   otherUsersButNoOtherAdmins,
   mostRecentlyReadThread,
   mostRecentlyReadThreadSelector,
-  sidebarInfoSelector,
   threadInfoFromSourceMessageIDSelector,
   pendingToRealizedThreadIDsSelector,
   savedEmojiAvatarSelectorForThread,
   threadInfosSelectorForThreadType,
 };
diff --git a/web/selectors/chat-selectors.js b/web/selectors/chat-selectors.js
index ae7954cd3..22b7418e3 100644
--- a/web/selectors/chat-selectors.js
+++ b/web/selectors/chat-selectors.js
@@ -1,79 +1,77 @@
 // @flow
 
 import * as React from 'react';
 import { createSelector } from 'reselect';
 
 import {
   type ChatThreadItem,
   createChatThreadItem,
   messageInfoSelector,
 } from 'lib/selectors/chat-selectors.js';
-import {
-  sidebarInfoSelector,
-  threadInfoSelector,
-} from 'lib/selectors/thread-selectors.js';
+import { sidebarInfoSelector } from 'lib/selectors/sidebar-selectors.js';
+import { threadInfoSelector } from 'lib/selectors/thread-selectors.js';
 import { threadIsPending } from 'lib/shared/thread-utils.js';
 import type { MessageInfo, MessageStore } from 'lib/types/message-types.js';
 import type { ThreadInfo } from 'lib/types/minimally-encoded-thread-permissions-types.js';
 import type { SidebarInfo } from 'lib/types/thread-types.js';
 
 import type { AppState } from '../redux/redux-setup.js';
 import { useSelector } from '../redux/redux-utils.js';
 
 const activeChatThreadItem: (state: AppState) => ?ChatThreadItem =
   createSelector(
     threadInfoSelector,
     (state: AppState) => state.messageStore,
     messageInfoSelector,
     (state: AppState) => state.navInfo.activeChatThreadID,
     (state: AppState) => state.navInfo.pendingThread,
     sidebarInfoSelector,
     (
       threadInfos: {
         +[id: string]: ThreadInfo,
       },
       messageStore: MessageStore,
       messageInfos: { +[id: string]: ?MessageInfo },
       activeChatThreadID: ?string,
       pendingThreadInfo: ?ThreadInfo,
       sidebarInfos: { +[id: string]: $ReadOnlyArray<SidebarInfo> },
     ): ?ChatThreadItem => {
       if (!activeChatThreadID) {
         return null;
       }
       const isPending = threadIsPending(activeChatThreadID);
       const threadInfo = isPending
         ? pendingThreadInfo
         : threadInfos[activeChatThreadID];
 
       if (!threadInfo) {
         return null;
       }
       return createChatThreadItem(
         threadInfo,
         messageStore,
         messageInfos,
         sidebarInfos[threadInfo.id],
       );
     },
   );
 
 function useChatThreadItem(threadInfo: ?ThreadInfo): ?ChatThreadItem {
   const messageInfos = useSelector(messageInfoSelector);
   const sidebarInfos = useSelector(sidebarInfoSelector);
   const messageStore = useSelector(state => state.messageStore);
 
   return React.useMemo(() => {
     if (!threadInfo) {
       return null;
     }
 
     return createChatThreadItem(
       threadInfo,
       messageStore,
       messageInfos,
       sidebarInfos[threadInfo.id],
     );
   }, [messageInfos, messageStore, sidebarInfos, threadInfo]);
 }
 export { useChatThreadItem, activeChatThreadItem };