[Refactoring] Get rid of server offset in chat sorting (#1243)

src/components/left/newChat/NewChatStep1.tsx

@@ -33,7 +33,6 @@ type StateProps = {
   isSearching?: boolean;
   localUserIds?: number[];
   globalUserIds?: number[];
-  serverTimeOffset?: number;
 };
 
 type DispatchProps = Pick<GlobalActions, 'loadContactList' | 'setGlobalSearchQuery'>;
@@ -54,7 +53,6 @@ const NewChatStep1: FC<OwnProps & StateProps & DispatchProps> = ({
   isSearching,
   localUserIds,
   globalUserIds,
-  serverTimeOffset,
   loadContactList,
   setGlobalSearchQuery,
 }) => {
@@ -72,8 +70,7 @@ const NewChatStep1: FC<OwnProps & StateProps & DispatchProps> = ({
 
   const displayedIds = useMemo(() => {
     const contactIds = localContactIds
-      ? sortChatIds(localContactIds.filter((id) => id !== currentUserId), chatsById,
+      ? sortChatIds(localContactIds.filter((id) => id !== currentUserId), chatsById)
-        undefined, undefined, serverTimeOffset)
       : [];
 
     if (!searchQuery) {
@@ -98,10 +95,9 @@ const NewChatStep1: FC<OwnProps & StateProps & DispatchProps> = ({
       chatsById,
       false,
       selectedMemberIds,
-      serverTimeOffset,
     );
   }, [
-    localContactIds, chatsById, serverTimeOffset, searchQuery, localUserIds, globalUserIds, selectedMemberIds,
+    localContactIds, chatsById, searchQuery, localUserIds, globalUserIds, selectedMemberIds,
     currentUserId, usersById,
   ]);
 
@@ -157,7 +153,7 @@ export default memo(withGlobal<OwnProps>(
     const { userIds: localContactIds } = global.contactList || {};
     const { byId: usersById } = global.users;
     const { byId: chatsById } = global.chats;
-    const { currentUserId, serverTimeOffset } = global;
+    const { currentUserId } = global;
 
     const {
       query: searchQuery,
@@ -177,7 +173,6 @@ export default memo(withGlobal<OwnProps>(
       isSearching: fetchingStatus && fetchingStatus.chats,
       globalUserIds,
       localUserIds,
-      serverTimeOffset,
     };
   },
   (setGlobal, actions): DispatchProps => pick(actions, ['loadContactList', 'setGlobalSearchQuery']),

src/components/left/search/ChatResults.tsx

@@ -45,7 +45,6 @@ type StateProps = {
   usersById: Record<number, ApiUser>;
   fetchingStatus?: { chats?: boolean; messages?: boolean };
   lastSyncTime?: number;
-  serverTimeOffset?: number;
 };
 
 type DispatchProps = Pick<GlobalActions, (
@@ -62,7 +61,6 @@ const ChatResults: FC<OwnProps & StateProps & DispatchProps> = ({
   localContactIds, localChatIds, localUserIds, globalChatIds, globalUserIds,
   foundIds, globalMessagesByChatId, chatsById, usersById, fetchingStatus, lastSyncTime,
   onReset, onSearchDateSelect, openChat, addRecentlyFoundChatId, searchMessagesGlobal, setGlobalSearchChatId,
-  serverTimeOffset,
 }) => {
   const lang = useLang();
 
@@ -122,11 +120,10 @@ const ChatResults: FC<OwnProps & StateProps & DispatchProps> = ({
         ...foundContactIds,
         ...(localChatIds || []),
         ...(localUserIds || []),
-      ]), chatsById, undefined, undefined, serverTimeOffset),
+      ]), chatsById),
     ];
   }, [
-    searchQuery, localContactIds, currentUserId, lang, localChatIds, localUserIds, chatsById,
+    searchQuery, localContactIds, currentUserId, lang, localChatIds, localUserIds, chatsById, usersById,
-    serverTimeOffset, usersById,
   ]);
 
   const globalResults = useMemo(() => {
@@ -135,8 +132,8 @@ const ChatResults: FC<OwnProps & StateProps & DispatchProps> = ({
     }
 
     return sortChatIds(unique([...globalChatIds, ...globalUserIds]),
-      chatsById, true, undefined, serverTimeOffset);
+      chatsById, true);
-  }, [chatsById, globalChatIds, globalUserIds, searchQuery, serverTimeOffset]);
+  }, [chatsById, globalChatIds, globalUserIds, searchQuery]);
 
   const foundMessages = useMemo(() => {
     if ((!searchQuery && !searchDate) || !foundIds || foundIds.length === 0) {
@@ -295,7 +292,7 @@ export default memo(withGlobal<OwnProps>(
     }
 
     const {
-      currentUserId, messages, lastSyncTime, serverTimeOffset,
+      currentUserId, messages, lastSyncTime,
     } = global;
     const {
       fetchingStatus, globalResults, localResults, resultsByType,
@@ -318,7 +315,6 @@ export default memo(withGlobal<OwnProps>(
       usersById,
       fetchingStatus,
       lastSyncTime,
-      serverTimeOffset,
     };
   },
   (setGlobal, actions): DispatchProps => pick(actions, [

src/components/main/ForwardPicker.tsx

@@ -38,7 +38,6 @@ type StateProps = {
   archivedListIds?: number[];
   orderedPinnedIds?: number[];
   currentUserId?: number;
-  serverTimeOffset: number;
 };
 
 type DispatchProps = Pick<GlobalActions, 'setForwardChatId' | 'exitForwardMode' | 'loadMoreChats'>;
@@ -53,7 +52,6 @@ const ForwardPicker: FC<OwnProps & StateProps & DispatchProps> = ({
   activeListIds,
   archivedListIds,
   currentUserId,
-  serverTimeOffset,
   isOpen,
   setForwardChatId,
   exitForwardMode,
@@ -115,8 +113,8 @@ const ForwardPicker: FC<OwnProps & StateProps & DispatchProps> = ({
 
         return searchWords(getChatTitle(lang, chatsById[id], undefined, id === currentUserId), filter);
       }),
-    ], chatsById, undefined, priorityIds, serverTimeOffset);
+    ], chatsById, undefined, priorityIds);
-  }, [activeListIds, archivedListIds, chatsById, currentUserId, filter, lang, pinnedIds, serverTimeOffset]);
+  }, [activeListIds, archivedListIds, chatsById, currentUserId, filter, lang, pinnedIds]);
 
   const [viewportIds, getMore] = useInfiniteScroll(loadMoreChats, chatIds, Boolean(filter));
 
@@ -195,7 +193,6 @@ const ForwardPicker: FC<OwnProps & StateProps & DispatchProps> = ({
 export default memo(withGlobal<OwnProps>(
   (global): StateProps => {
     const {
-      serverTimeOffset,
       chats: {
         byId: chatsById,
         listIds,
@@ -210,7 +207,6 @@ export default memo(withGlobal<OwnProps>(
       activeListIds: listIds.active,
       archivedListIds: listIds.archived,
       currentUserId,
-      serverTimeOffset,
     };
   },
   (setGlobal, actions): DispatchProps => pick(actions, ['setForwardChatId', 'exitForwardMode', 'loadMoreChats']),

src/modules/helpers/chats.ts

@@ -13,6 +13,9 @@ import { orderBy } from '../../util/iteratees';
 import { getUserFirstOrLastName } from './users';
 import { LangFn } from '../../hooks/useLang';
 
+const VEIFIED_PRIORITY_BASE = 3e9;
+const PINNED_PRIORITY_BASE = 3e8;
+
 export function isChatPrivate(chatId: number) {
   return chatId > 0;
 }
@@ -474,7 +477,6 @@ export function sortChatIds(
   chatsById: Record<number, ApiChat>,
   shouldPrioritizeVerified = false,
   priorityIds?: number[],
-  serverTimeOffset = 0,
 ) {
   return orderBy(chatIds, (id) => {
     const chat = chatsById[id];
@@ -489,14 +491,11 @@ export function sortChatIds(
     }
 
     if (shouldPrioritizeVerified && chat.isVerified) {
-      priority += 3e9; // ~100 years in seconds
+      priority += VEIFIED_PRIORITY_BASE; // ~100 years in seconds
     }
 
     if (priorityIds && priorityIds.includes(id)) {
-      // Assuming that last message date can't be less than now,
+      priority = Date.now() + PINNED_PRIORITY_BASE + (priorityIds.length - priorityIds.indexOf(id));
-      // this should place prioritized on top of the list.
-      // Then we subtract index of `id` in `priorityIds` to preserve selected order
-      priority += Date.now() + serverTimeOffset * 1000 + (priorityIds.length - priorityIds.indexOf(id)) * 3e8;
     }
 
     return priority;