fix: memoize selected conversation props to avoid unneeded rerenders

package.json

@@ -36,6 +36,7 @@
   },
   "scripts": {
     "start-prod": "cross-env NODE_ENV=production NODE_APP_INSTANCE=devprod$MULTI electron .",
+    "start-dev": "cross-env NODE_ENV=development NODE_APP_INSTANCE=devprod$MULTI electron .",
     "build-everything": "yarn clean && yarn protobuf && yarn update-git-info && yarn sass && tsc && yarn build:workers",
     "build-everything:watch": "yarn clean && yarn protobuf && yarn update-git-info && yarn sass && yarn build:workers && tsc -w",
     "build:workers": "yarn worker:utils && yarn worker:libsession",

password_preload.js

@@ -20,14 +20,6 @@ window.getEnvironment = () => config.environment;
 window.getVersion = () => config.version;
 window.getAppInstance = () => config.appInstance;
 
-const { SessionPasswordPrompt } = require('./ts/components/SessionPasswordPrompt');
-
-window.Signal = {
-  Components: {
-    SessionPasswordPrompt,
-  },
-};
-
 window.clearLocalData = async () => {
   window.log.info('reset database');
   ipcRenderer.send('resetDatabase');

ts/components/conversation/SessionMessagesListContainer.tsx

@@ -17,12 +17,10 @@ import {
 import { StateType } from '../../state/reducer';
 import {
   getQuotedMessageToAnimate,
+  getSelectedConversation,
   getSortedMessagesOfSelectedConversation,
 } from '../../state/selectors/conversations';
-import {
+import { getSelectedConversationKey } from '../../state/selectors/selectedConversation';
-  getSelectedConversation,
-  getSelectedConversationKey,
-} from '../../state/selectors/selectedConversation';
 import { SessionMessagesList } from './SessionMessagesList';
 import { TypingBubble } from './TypingBubble';
 import { ConversationMessageRequestButtons } from './MessageRequestButtons';

ts/components/conversation/composition/CompositionBox.tsx

@@ -31,7 +31,11 @@ import { ToastUtils } from '../../../session/utils';
 import { ReduxConversationType } from '../../../state/ducks/conversations';
 import { removeAllStagedAttachmentsInConversation } from '../../../state/ducks/stagedAttachments';
 import { StateType } from '../../../state/reducer';
-import { getMentionsInput, getQuotedMessage } from '../../../state/selectors/conversations';
+import {
+  getMentionsInput,
+  getQuotedMessage,
+  getSelectedConversation,
+} from '../../../state/selectors/conversations';
 import { AttachmentUtil } from '../../../util';
 import { Flex } from '../../basic/Flex';
 import { CaptionEditor } from '../../CaptionEditor';
@@ -53,7 +57,6 @@ import styled from 'styled-components';
 import { FixedBaseEmoji } from '../../../types/Reaction';
 import {
   getSelectedCanWrite,
-  getSelectedConversation,
   getSelectedConversationKey,
 } from '../../../state/selectors/selectedConversation';
 import { SettingsKey } from '../../../data/settings-key';

ts/data/data.ts

@@ -497,35 +497,51 @@ async function getSeenMessagesByHashList(hashes: Array<string>): Promise<any> {
 }
 
 async function removeAllMessagesInConversation(conversationId: string): Promise<void> {
+  const startFunction = Date.now();
   let start = Date.now();
-  const messages = await getLastMessagesByConversation(conversationId, 50, false);
-  window.log.info(
-    `removeAllMessagesInConversation ${conversationId} ${messages.length} took ${Date.now() -
-      start}`
-  );
-  if (!messages.length) {
-    return;
-  }
 
-  // Note: It's very important that these models are fully hydrated because
+  let messages;
-  //   we need to delete all associated on-disk files along with the database delete.
+  do {
-  // eslint-disable-next-line no-await-in-loop
+    // Yes, we really want the await in the loop. We're deleting 500 at a
-
+    //   time so we don't use too much memory.
-  start = Date.now();
+    // eslint-disable-next-line no-await-in-loop
-  for (let index = 0; index < messages.length; index++) {
+    messages = await getLastMessagesByConversation(conversationId, 1000, false);
-    const message = messages.at(index);
+    if (!messages.length) {
-    await message.cleanup();
+      return;
-  }
+    }
-  window.log.info(
+    window.log.info(
-    `removeAllMessagesInConversation messages.cleanup() ${conversationId} took ${Date.now() -
+      `removeAllMessagesInConversation getLastMessagesByConversation ${conversationId} ${
-      start}ms`
+        messages.length
-  );
+      } took ${Date.now() - start}ms`
-  start = Date.now();
+    );
+
+    // Note: It's very important that these models are fully hydrated because
+    //   we need to delete all associated on-disk files along with the database delete.
+    const ids = messages.map(message => message.id);
+    start = Date.now();
+    for (let index = 0; index < messages.length; index++) {
+      const message = messages.at(index);
+      // eslint-disable-next-line no-await-in-loop
+      await message.cleanup();
+    }
+    window.log.info(
+      `removeAllMessagesInConversation messages.cleanup() ${conversationId} took ${Date.now() -
+        start}ms`
+    );
+    start = Date.now();
+
+    // eslint-disable-next-line no-await-in-loop
+    await channels.removeMessagesByIds(ids);
+    window.log.info(
+      `removeAllMessagesInConversation: removeMessagesByIds ${conversationId} took ${Date.now() -
+        start}ms`
+    );
+  } while (messages.length);
 
-  // eslint-disable-next-line no-await-in-loop
   await channels.removeAllMessagesInConversation(conversationId);
   window.log.info(
-    `removeAllMessagesInConversation: ${conversationId} took ${Date.now() - start}ms`
+    `removeAllMessagesInConversation: complete time ${conversationId} took ${Date.now() -
+      startFunction}ms`
   );
 }
 

ts/node/sql.ts

@@ -958,7 +958,6 @@ function removeMessagesByIds(ids: Array<string>, instance?: BetterSqlite3.Databa
   }
   const start = Date.now();
 
-  // TODO we might need to do the same thing as
   assertGlobalInstanceOrInstance(instance)
     .prepare(`DELETE FROM ${MESSAGES_TABLE} WHERE id IN ( ${ids.map(() => '?').join(', ')} );`)
     .run(ids);
@@ -974,11 +973,9 @@ function removeAllMessagesInConversation(
   }
   const inst = assertGlobalInstanceOrInstance(instance);
 
-  inst.transaction(() => {
+  inst
-    inst
+    .prepare(`DELETE FROM ${MESSAGES_TABLE} WHERE conversationId = $conversationId`)
-      .prepare(`DELETE FROM ${MESSAGES_TABLE} WHERE conversationId = $conversationId`)
+    .run({ conversationId });
-      .run({ conversationId });
-  })();
 }
 
 function getMessageIdsFromServerIds(serverIds: Array<string | number>, conversationId: string) {

ts/state/selectors/conversations.ts

@@ -31,7 +31,7 @@ import { getIntl } from './user';
 
 import { filter, isEmpty, isNumber, pick, sortBy } from 'lodash';
 import { MessageReactsSelectorProps } from '../../components/conversation/message/message-content/MessageReactions';
-import { getSelectedConversation, getSelectedConversationKey } from './selectedConversation';
+import { getSelectedConversationKey } from './selectedConversation';
 import { getModeratorsOutsideRedux } from './sogsRoomInfo';
 
 export const getConversations = (state: StateType): ConversationsStateType => state.conversations;
@@ -626,6 +626,17 @@ export const isFirstUnreadMessageIdAbove = createSelector(
 
 const getMessageId = (_whatever: any, id: string | undefined) => id;
 
+/**
+ * A lot of our UI changes on the main panel need to happen quickly (composition box).
+ */
+export const getSelectedConversation = createSelector(
+  getConversationLookup,
+  getSelectedConversationKey,
+  (lookup, selectedConvo) => {
+    return selectedConvo ? lookup[selectedConvo] : undefined;
+  }
+);
+
 // tslint:disable: cyclomatic-complexity
 
 export const getMessagePropsByMessageId = createSelector(

ts/state/selectors/selectedConversation.ts

@@ -3,9 +3,9 @@ import { useSelector } from 'react-redux';
 import { ConversationTypeEnum, isOpenOrClosedGroup } from '../../models/conversationAttributes';
 import { PubKey } from '../../session/types';
 import { UserUtils } from '../../session/utils';
-import { ReduxConversationType } from '../ducks/conversations';
 import { StateType } from '../reducer';
 import { getCanWrite, getModerators, getSubscriberCount } from './sogsRoomInfo';
+import { getSelectedConversation } from './conversations';
 
 /**
  * Returns the formatted text for notification setting.
@@ -58,11 +58,6 @@ export const getSelectedConversationKey = (state: StateType): string | undefined
   return state.conversations.selectedConversation;
 };
 
-export const getSelectedConversation = (state: StateType): ReduxConversationType | undefined => {
-  const selected = getSelectedConversationKey(state);
-  return selected ? state.conversations.conversationLookup[selected] : undefined;
-};
-
 /**
  * Returns true if the current conversation selected is a public group and false otherwise.
  */

ts/state/smart/SessionConversation.ts

@@ -6,15 +6,13 @@ import { getHasOngoingCallWithFocusedConvo } from '../selectors/call';
 import {
   getIsSelectedConvoInitialLoadingInProgress,
   getLightBoxOptions,
+  getSelectedConversation,
   getSelectedMessageIds,
   getSortedMessagesOfSelectedConversation,
   isMessageDetailView,
   isRightPanelShowing,
 } from '../selectors/conversations';
-import {
+import { getSelectedConversationKey } from '../selectors/selectedConversation';
-  getSelectedConversation,
-  getSelectedConversationKey,
-} from '../selectors/selectedConversation';
 import { getStagedAttachmentsForCurrentConversation } from '../selectors/stagedAttachments';
 import { getTheme } from '../selectors/theme';
 import { getOurNumber } from '../selectors/user';