diff --git a/lib/reducers/message-reducer.js b/lib/reducers/message-reducer.js index bc208976f..a7bda3545 100644 --- a/lib/reducers/message-reducer.js +++ b/lib/reducers/message-reducer.js @@ -1,1662 +1,1662 @@ // @flow import invariant from 'invariant'; import _difference from 'lodash/fp/difference.js'; import _flow from 'lodash/fp/flow.js'; import _isEqual from 'lodash/fp/isEqual.js'; import _keyBy from 'lodash/fp/keyBy.js'; import _map from 'lodash/fp/map.js'; import _mapKeys from 'lodash/fp/mapKeys.js'; import _mapValues from 'lodash/fp/mapValues.js'; import _omit from 'lodash/fp/omit.js'; import _omitBy from 'lodash/fp/omitBy.js'; import _pickBy from 'lodash/fp/pickBy.js'; import _uniq from 'lodash/fp/uniq.js'; import { setClientDBStoreActionType } from '../actions/client-db-store-actions.js'; import { createEntryActionTypes, saveEntryActionTypes, deleteEntryActionTypes, restoreEntryActionTypes, } from '../actions/entry-actions.js'; import { toggleMessagePinActionTypes, fetchMessagesBeforeCursorActionTypes, fetchMostRecentMessagesActionTypes, sendTextMessageActionTypes, sendMultimediaMessageActionTypes, sendReactionMessageActionTypes, sendEditMessageActionTypes, saveMessagesActionType, processMessagesActionType, messageStorePruneActionType, createLocalMessageActionType, fetchSingleMostRecentMessagesFromThreadsActionTypes, } from '../actions/message-actions.js'; import { sendMessageReportActionTypes } from '../actions/message-report-actions.js'; import { siweAuthActionTypes } from '../actions/siwe-actions.js'; import { changeThreadSettingsActionTypes, deleteThreadActionTypes, leaveThreadActionTypes, newThreadActionTypes, removeUsersFromThreadActionTypes, changeThreadMemberRolesActionTypes, joinThreadActionTypes, } from '../actions/thread-actions.js'; import { updateMultimediaMessageMediaActionType } from '../actions/upload-actions.js'; import { logOutActionTypes, deleteKeyserverAccountActionTypes, logInActionTypes, registerActionTypes, } from '../actions/user-actions.js'; import { messageStoreOpsHandlers, type MessageStoreOperation, type ReplaceMessageOperation, } from '../ops/message-store-ops.js'; import { pendingToRealizedThreadIDsSelector } from '../selectors/thread-selectors.js'; import { messageID, sortMessageInfoList, sortMessageIDs, mergeThreadMessageInfos, findNewestMessageTimePerKeyserver, } from '../shared/message-utils.js'; import { threadHasPermission, threadInChatList, threadIsPending, } from '../shared/thread-utils.js'; import threadWatcher from '../shared/thread-watcher.js'; import { unshimMessageInfos } from '../shared/unshim-utils.js'; import { updateSpecs } from '../shared/updates/update-specs.js'; import type { Media, Image } from '../types/media-types.js'; import { messageTypes } from '../types/message-types-enum.js'; import { type RawMessageInfo, type LocalMessageInfo, type MessageStore, type MessageTruncationStatus, type MessageTruncationStatuses, messageTruncationStatus, defaultNumberPerThread, type ThreadMessageInfo, } from '../types/message-types.js'; import type { RawImagesMessageInfo } from '../types/messages/images.js'; import type { RawMediaMessageInfo } from '../types/messages/media.js'; import { type BaseAction } from '../types/redux-types.js'; import { processServerRequestsActionType } from '../types/request-types.js'; import { fullStateSyncActionType, incrementalStateSyncActionType, } from '../types/socket-types.js'; import { threadPermissions } from '../types/thread-permission-types.js'; import type { - LegacyRawThreadInfo, LegacyRawThreadInfos, + RawThreadInfo, } from '../types/thread-types.js'; import { type ClientUpdateInfo, processUpdatesActionType, } from '../types/update-types.js'; import { setNewSessionActionType } from '../utils/action-utils.js'; import { translateClientDBThreadMessageInfos } from '../utils/message-ops-utils.js'; const _mapValuesWithKeys = _mapValues.convert({ cap: false }); // Input must already be ordered! function mapThreadsToMessageIDsFromOrderedMessageInfos( orderedMessageInfos: $ReadOnlyArray, ): { [threadID: string]: string[] } { const threadsToMessageIDs: { [threadID: string]: string[] } = {}; for (const messageInfo of orderedMessageInfos) { const key = messageID(messageInfo); if (!threadsToMessageIDs[messageInfo.threadID]) { threadsToMessageIDs[messageInfo.threadID] = [key]; } else { threadsToMessageIDs[messageInfo.threadID].push(key); } } return threadsToMessageIDs; } function isThreadWatched( threadID: string, - threadInfo: ?LegacyRawThreadInfo, + threadInfo: ?RawThreadInfo, watchedIDs: $ReadOnlyArray, ) { return ( threadIsPending(threadID) || (threadInfo && threadHasPermission(threadInfo, threadPermissions.VISIBLE) && (threadInChatList(threadInfo) || watchedIDs.includes(threadID))) ); } const newThread = (): ThreadMessageInfo => ({ messageIDs: [], startReached: false, }); type FreshMessageStoreResult = { +messageStoreOperations: $ReadOnlyArray, +messageStore: MessageStore, }; function freshMessageStore( messageInfos: $ReadOnlyArray, truncationStatus: { [threadID: string]: MessageTruncationStatus }, currentAsOf: { +[keyserverID: string]: number }, threadInfos: LegacyRawThreadInfos, ): FreshMessageStoreResult { const unshimmed = unshimMessageInfos(messageInfos); const orderedMessageInfos = sortMessageInfoList(unshimmed); const messages = _keyBy(messageID)(orderedMessageInfos); const messageStoreReplaceOperations = orderedMessageInfos.map( messageInfo => ({ type: 'replace', payload: { id: messageID(messageInfo), messageInfo }, }), ); const threadsToMessageIDs = mapThreadsToMessageIDsFromOrderedMessageInfos(orderedMessageInfos); const threads = _mapValuesWithKeys( (messageIDs: string[], threadID: string) => ({ ...newThread(), messageIDs, startReached: truncationStatus[threadID] === messageTruncationStatus.EXHAUSTIVE, }), )(threadsToMessageIDs); const watchedIDs = threadWatcher.getWatchedIDs(); for (const threadID in threadInfos) { const threadInfo = threadInfos[threadID]; if ( threads[threadID] || !isThreadWatched(threadID, threadInfo, watchedIDs) ) { continue; } threads[threadID] = newThread(); } const messageStoreOperations = [ { type: 'remove_all' }, { type: 'remove_all_threads', }, { type: 'replace_threads', payload: { threads }, }, ...messageStoreReplaceOperations, ]; return { messageStoreOperations, messageStore: { messages, threads, local: {}, currentAsOf, }, }; } type ReassignmentResult = { +messageStoreOperations: MessageStoreOperation[], +messageStore: MessageStore, +reassignedThreadIDs: string[], }; function reassignMessagesToRealizedThreads( messageStore: MessageStore, threadInfos: LegacyRawThreadInfos, ): ReassignmentResult { const pendingToRealizedThreadIDs = pendingToRealizedThreadIDsSelector(threadInfos); const messageStoreOperations: MessageStoreOperation[] = []; const messages: { [string]: RawMessageInfo } = {}; for (const storeMessageID in messageStore.messages) { const message = messageStore.messages[storeMessageID]; const newThreadID = pendingToRealizedThreadIDs.get(message.threadID); messages[storeMessageID] = newThreadID ? { ...message, threadID: newThreadID, time: threadInfos[newThreadID]?.creationTime ?? message.time, } : message; if (!newThreadID) { continue; } const updateMsgOperation: ReplaceMessageOperation = { type: 'replace', payload: { id: storeMessageID, messageInfo: messages[storeMessageID] }, }; messageStoreOperations.push(updateMsgOperation); } const threads: { [string]: ThreadMessageInfo } = {}; const reassignedThreadIDs = []; const updatedThreads: { [string]: ThreadMessageInfo } = {}; const threadsToRemove = []; for (const threadID in messageStore.threads) { const threadMessageInfo = messageStore.threads[threadID]; const newThreadID = pendingToRealizedThreadIDs.get(threadID); if (!newThreadID) { threads[threadID] = threadMessageInfo; continue; } const realizedThread = messageStore.threads[newThreadID]; if (!realizedThread) { reassignedThreadIDs.push(newThreadID); threads[newThreadID] = threadMessageInfo; updatedThreads[newThreadID] = threadMessageInfo; threadsToRemove.push(threadID); continue; } threads[newThreadID] = mergeThreadMessageInfos( threadMessageInfo, realizedThread, messages, ); updatedThreads[newThreadID] = threads[newThreadID]; } if (threadsToRemove.length) { messageStoreOperations.push({ type: 'remove_threads', payload: { ids: threadsToRemove, }, }); } messageStoreOperations.push({ type: 'replace_threads', payload: { threads: updatedThreads, }, }); return { messageStoreOperations, messageStore: { ...messageStore, threads, messages, }, reassignedThreadIDs, }; } type MergeNewMessagesResult = { +messageStoreOperations: $ReadOnlyArray, +messageStore: MessageStore, }; // oldMessageStore is from the old state // newMessageInfos, truncationStatus come from server function mergeNewMessages( oldMessageStore: MessageStore, newMessageInfos: $ReadOnlyArray, truncationStatus: { +[threadID: string]: MessageTruncationStatus }, threadInfos: LegacyRawThreadInfos, ): MergeNewMessagesResult { const { messageStoreOperations: updateWithLatestThreadInfosOps, messageStore: messageStoreUpdatedWithLatestThreadInfos, reassignedThreadIDs, } = updateMessageStoreWithLatestThreadInfos(oldMessageStore, threadInfos); const messageStoreAfterUpdateOps = processMessageStoreOperations( oldMessageStore, updateWithLatestThreadInfosOps, ); const updatedMessageStore = { ...messageStoreUpdatedWithLatestThreadInfos, messages: messageStoreAfterUpdateOps.messages, threads: messageStoreAfterUpdateOps.threads, }; const localIDsToServerIDs: Map = new Map(); const watchedThreadIDs = [ ...threadWatcher.getWatchedIDs(), ...reassignedThreadIDs, ]; const unshimmedNewMessages = unshimMessageInfos(newMessageInfos); const unshimmedNewMessagesOfWatchedThreads = unshimmedNewMessages.filter( msg => isThreadWatched( msg.threadID, threadInfos[msg.threadID], watchedThreadIDs, ), ); const orderedNewMessageInfos = _flow( _map((messageInfo: RawMessageInfo) => { const { id: inputID } = messageInfo; invariant(inputID, 'new messageInfos should have serverID'); invariant( !threadIsPending(messageInfo.threadID), 'new messageInfos should have realized thread id', ); const currentMessageInfo = updatedMessageStore.messages[inputID]; if ( messageInfo.type === messageTypes.TEXT || messageInfo.type === messageTypes.IMAGES || messageInfo.type === messageTypes.MULTIMEDIA ) { const { localID: inputLocalID } = messageInfo; const currentLocalMessageInfo = inputLocalID ? updatedMessageStore.messages[inputLocalID] : null; if (currentMessageInfo && currentMessageInfo.localID) { // If the client already has a RawMessageInfo with this serverID, keep // any localID associated with the existing one. This is because we // use localIDs as React keys and changing React keys leads to loss of // component state. (The conditional below is for Flow) if (messageInfo.type === messageTypes.TEXT) { messageInfo = { ...messageInfo, localID: currentMessageInfo.localID, }; } else if (messageInfo.type === messageTypes.MULTIMEDIA) { messageInfo = ({ ...messageInfo, localID: currentMessageInfo.localID, }: RawMediaMessageInfo); } else { messageInfo = ({ ...messageInfo, localID: currentMessageInfo.localID, }: RawImagesMessageInfo); } } else if (currentLocalMessageInfo && currentLocalMessageInfo.localID) { // If the client has a RawMessageInfo with this localID, but not with // the serverID, that means the message creation succeeded but the // success action never got processed. We set a key in // localIDsToServerIDs here to fix the messageIDs for the rest of the // MessageStore too. (The conditional below is for Flow) invariant(inputLocalID, 'inputLocalID should be set'); localIDsToServerIDs.set(inputLocalID, inputID); if (messageInfo.type === messageTypes.TEXT) { messageInfo = { ...messageInfo, localID: currentLocalMessageInfo.localID, }; } else if (messageInfo.type === messageTypes.MULTIMEDIA) { messageInfo = ({ ...messageInfo, localID: currentLocalMessageInfo.localID, }: RawMediaMessageInfo); } else { messageInfo = ({ ...messageInfo, localID: currentLocalMessageInfo.localID, }: RawImagesMessageInfo); } } else { // If neither the serverID nor the localID from the delivered // RawMessageInfo exists in the client store, then this message is // brand new to us. Ignore any localID provided by the server. // (The conditional below is for Flow) const { localID, ...rest } = messageInfo; if (rest.type === messageTypes.TEXT) { messageInfo = { ...rest }; } else if (rest.type === messageTypes.MULTIMEDIA) { messageInfo = ({ ...rest }: RawMediaMessageInfo); } else { messageInfo = ({ ...rest }: RawImagesMessageInfo); } } } else if ( currentMessageInfo && messageInfo.time > currentMessageInfo.time ) { // When thick threads will be introduced it will be possible for two // clients to create the same message (e.g. when they create the same // sidebar at the same time). We're going to use deterministic ids for // messages which should be unique within a thread and we have to find // a way for clients to agree which message to keep. We can't rely on // always choosing incoming messages nor messages from the store, // because a message that is in one user's store, will be send to // another user. One way to deal with it is to always choose a message // which is older, according to its timestamp. We can use this strategy // only for messages that can start a thread, because for other types // it might break the "contiguous" property of message ids (we can // consider selecting younger messages in that case, but for now we use // an invariant). invariant( messageInfo.type === messageTypes.CREATE_SIDEBAR || messageInfo.type === messageTypes.CREATE_THREAD || messageInfo.type === messageTypes.SIDEBAR_SOURCE, `Two different messages of type ${messageInfo.type} with the same ` + 'id found', ); return currentMessageInfo; } return _isEqual(messageInfo)(currentMessageInfo) ? currentMessageInfo : messageInfo; }), sortMessageInfoList, )(unshimmedNewMessagesOfWatchedThreads); const newMessageOps: MessageStoreOperation[] = []; const threadsToMessageIDs = mapThreadsToMessageIDsFromOrderedMessageInfos( orderedNewMessageInfos, ); const oldMessageInfosToCombine = []; const threadsThatNeedMessageIDsResorted = []; const local: { [string]: LocalMessageInfo } = {}; const updatedThreads: { [string]: ThreadMessageInfo } = {}; const threads = _flow( _mapValuesWithKeys((messageIDs: string[], threadID: string) => { const oldThread = updatedMessageStore.threads[threadID]; const truncate = truncationStatus[threadID]; if (!oldThread) { updatedThreads[threadID] = { ...newThread(), messageIDs, startReached: truncate === messageTruncationStatus.EXHAUSTIVE, }; return updatedThreads[threadID]; } let oldMessageIDsUnchanged = true; const oldMessageIDs = oldThread.messageIDs.map(oldID => { const newID = localIDsToServerIDs.get(oldID); if (newID !== null && newID !== undefined) { oldMessageIDsUnchanged = false; return newID; } return oldID; }); if (truncate === messageTruncationStatus.TRUNCATED) { // If the result set in the payload isn't contiguous with what we have // now, that means we need to dump what we have in the state and replace // it with the result set. We do this to achieve our two goals for the // messageStore: currentness and contiguousness. newMessageOps.push({ type: 'remove_messages_for_threads', payload: { threadIDs: [threadID] }, }); updatedThreads[threadID] = { messageIDs, startReached: false, }; return updatedThreads[threadID]; } const oldNotInNew = _difference(oldMessageIDs)(messageIDs); for (const id of oldNotInNew) { const oldMessageInfo = updatedMessageStore.messages[id]; invariant(oldMessageInfo, `could not find ${id} in messageStore`); oldMessageInfosToCombine.push(oldMessageInfo); const localInfo = updatedMessageStore.local[id]; if (localInfo) { local[id] = localInfo; } } const startReached = oldThread.startReached || truncate === messageTruncationStatus.EXHAUSTIVE; if (_difference(messageIDs)(oldMessageIDs).length === 0) { if (startReached === oldThread.startReached && oldMessageIDsUnchanged) { return oldThread; } updatedThreads[threadID] = { messageIDs: oldMessageIDs, startReached, }; return updatedThreads[threadID]; } const mergedMessageIDs = [...messageIDs, ...oldNotInNew]; threadsThatNeedMessageIDsResorted.push(threadID); return { messageIDs: mergedMessageIDs, startReached, }; }), _pickBy(thread => !!thread), )(threadsToMessageIDs); for (const threadID in updatedMessageStore.threads) { if (threads[threadID]) { continue; } let thread = updatedMessageStore.threads[threadID]; const truncate = truncationStatus[threadID]; if (truncate === messageTruncationStatus.EXHAUSTIVE) { thread = { ...thread, startReached: true, }; } threads[threadID] = thread; updatedThreads[threadID] = thread; for (const id of thread.messageIDs) { const messageInfo = updatedMessageStore.messages[id]; if (messageInfo) { oldMessageInfosToCombine.push(messageInfo); } const localInfo = updatedMessageStore.local[id]; if (localInfo) { local[id] = localInfo; } } } const messages = _flow( sortMessageInfoList, _keyBy(messageID), )([...orderedNewMessageInfos, ...oldMessageInfosToCombine]); const newMessages = _keyBy(messageID)(orderedNewMessageInfos); for (const id in newMessages) { newMessageOps.push({ type: 'replace', payload: { id, messageInfo: newMessages[id] }, }); } if (localIDsToServerIDs.size > 0) { newMessageOps.push({ type: 'remove', payload: { ids: [...localIDsToServerIDs.keys()] }, }); } for (const threadID of threadsThatNeedMessageIDsResorted) { threads[threadID].messageIDs = sortMessageIDs(messages)( threads[threadID].messageIDs, ); updatedThreads[threadID] = threads[threadID]; } newMessageOps.push({ type: 'replace_threads', payload: { threads: updatedThreads, }, }); const processedMessageStore = processMessageStoreOperations( updatedMessageStore, newMessageOps, ); const currentAsOf: { [keyserverID: string]: number } = {}; const newestMessageTimePerKeyserver = findNewestMessageTimePerKeyserver( orderedNewMessageInfos, ); for (const keyserverID in newestMessageTimePerKeyserver) { currentAsOf[keyserverID] = Math.max( newestMessageTimePerKeyserver[keyserverID], processedMessageStore.currentAsOf[keyserverID], ); } const messageStore = { messages: processedMessageStore.messages, threads: processedMessageStore.threads, local, currentAsOf: { ...processedMessageStore.currentAsOf, ...currentAsOf, }, }; return { messageStoreOperations: [ ...updateWithLatestThreadInfosOps, ...newMessageOps, ], messageStore, }; } type UpdateMessageStoreWithLatestThreadInfosResult = { +messageStoreOperations: MessageStoreOperation[], +messageStore: MessageStore, +reassignedThreadIDs: string[], }; function updateMessageStoreWithLatestThreadInfos( messageStore: MessageStore, threadInfos: LegacyRawThreadInfos, ): UpdateMessageStoreWithLatestThreadInfosResult { const messageStoreOperations: MessageStoreOperation[] = []; const { messageStore: reassignedMessageStore, messageStoreOperations: reassignMessagesOps, reassignedThreadIDs, } = reassignMessagesToRealizedThreads(messageStore, threadInfos); messageStoreOperations.push(...reassignMessagesOps); const watchedIDs = [...threadWatcher.getWatchedIDs(), ...reassignedThreadIDs]; const filteredThreads: { [string]: ThreadMessageInfo } = {}; const threadsToRemoveMessagesFrom = []; const messageIDsToRemove: string[] = []; for (const threadID in reassignedMessageStore.threads) { const threadMessageInfo = reassignedMessageStore.threads[threadID]; const threadInfo = threadInfos[threadID]; if (isThreadWatched(threadID, threadInfo, watchedIDs)) { filteredThreads[threadID] = threadMessageInfo; } else { threadsToRemoveMessagesFrom.push(threadID); messageIDsToRemove.push(...threadMessageInfo.messageIDs); } } const updatedThreads: { [string]: ThreadMessageInfo } = {}; for (const threadID in threadInfos) { const threadInfo = threadInfos[threadID]; if ( isThreadWatched(threadID, threadInfo, watchedIDs) && !filteredThreads[threadID] ) { filteredThreads[threadID] = newThread(); updatedThreads[threadID] = filteredThreads[threadID]; } } messageStoreOperations.push({ type: 'remove_threads', payload: { ids: threadsToRemoveMessagesFrom }, }); messageStoreOperations.push({ type: 'replace_threads', payload: { threads: updatedThreads, }, }); messageStoreOperations.push({ type: 'remove_messages_for_threads', payload: { threadIDs: threadsToRemoveMessagesFrom }, }); return { messageStoreOperations, messageStore: { messages: _omit(messageIDsToRemove)(reassignedMessageStore.messages), threads: filteredThreads, local: _omit(messageIDsToRemove)(reassignedMessageStore.local), currentAsOf: reassignedMessageStore.currentAsOf, }, reassignedThreadIDs, }; } function ensureRealizedThreadIDIsUsedWhenPossible( payload: T, threadInfos: LegacyRawThreadInfos, ): T { const pendingToRealizedThreadIDs = pendingToRealizedThreadIDsSelector(threadInfos); const realizedThreadID = pendingToRealizedThreadIDs.get(payload.threadID); return realizedThreadID ? { ...payload, threadID: realizedThreadID } : payload; } const { processStoreOperations: processMessageStoreOperations } = messageStoreOpsHandlers; type ReduceMessageStoreResult = { +messageStoreOperations: $ReadOnlyArray, +messageStore: MessageStore, }; function reduceMessageStore( messageStore: MessageStore, action: BaseAction, newThreadInfos: LegacyRawThreadInfos, ): ReduceMessageStoreResult { if ( action.type === logInActionTypes.success || action.type === siweAuthActionTypes.success ) { const messagesResult = action.payload.messagesResult; const { messageStoreOperations, messageStore: freshStore } = freshMessageStore( messagesResult.messageInfos, messagesResult.truncationStatus, messagesResult.currentAsOf, newThreadInfos, ); const processedMessageStore = processMessageStoreOperations( messageStore, messageStoreOperations, ); return { messageStoreOperations, messageStore: { ...freshStore, messages: processedMessageStore.messages, threads: processedMessageStore.threads, }, }; } else if (action.type === incrementalStateSyncActionType) { if ( action.payload.messagesResult.rawMessageInfos.length === 0 && action.payload.updatesResult.newUpdates.length === 0 ) { return { messageStoreOperations: [], messageStore }; } const messagesResult = mergeUpdatesWithMessageInfos( action.payload.messagesResult.rawMessageInfos, action.payload.updatesResult.newUpdates, action.payload.messagesResult.truncationStatuses, ); return mergeNewMessages( messageStore, messagesResult.rawMessageInfos, messagesResult.truncationStatuses, newThreadInfos, ); } else if (action.type === processUpdatesActionType) { if (action.payload.updatesResult.newUpdates.length === 0) { return { messageStoreOperations: [], messageStore }; } const messagesResult = mergeUpdatesWithMessageInfos( [], action.payload.updatesResult.newUpdates, ); const { messageStoreOperations, messageStore: newMessageStore } = mergeNewMessages( messageStore, messagesResult.rawMessageInfos, messagesResult.truncationStatuses, newThreadInfos, ); return { messageStoreOperations, messageStore: { messages: newMessageStore.messages, threads: newMessageStore.threads, local: newMessageStore.local, currentAsOf: messageStore.currentAsOf, }, }; } else if ( action.type === fullStateSyncActionType || action.type === processMessagesActionType ) { const { messagesResult } = action.payload; return mergeNewMessages( messageStore, messagesResult.rawMessageInfos, messagesResult.truncationStatuses, newThreadInfos, ); } else if ( action.type === fetchSingleMostRecentMessagesFromThreadsActionTypes.success ) { return mergeNewMessages( messageStore, action.payload.rawMessageInfos, action.payload.truncationStatuses, newThreadInfos, ); } else if ( action.type === fetchMessagesBeforeCursorActionTypes.success || action.type === fetchMostRecentMessagesActionTypes.success ) { return mergeNewMessages( messageStore, action.payload.rawMessageInfos, { [action.payload.threadID]: action.payload.truncationStatus }, newThreadInfos, ); } else if ( action.type === logOutActionTypes.success || action.type === deleteKeyserverAccountActionTypes.success || action.type === deleteThreadActionTypes.success || action.type === leaveThreadActionTypes.success || action.type === setNewSessionActionType ) { const { messageStoreOperations, messageStore: filteredMessageStore } = updateMessageStoreWithLatestThreadInfos(messageStore, newThreadInfos); const processedMessageStore = processMessageStoreOperations( messageStore, messageStoreOperations, ); return { messageStoreOperations, messageStore: { ...filteredMessageStore, messages: processedMessageStore.messages, threads: processedMessageStore.threads, }, }; } else if (action.type === newThreadActionTypes.success) { const messagesResult = mergeUpdatesWithMessageInfos( action.payload.newMessageInfos, action.payload.updatesResult.newUpdates, ); return mergeNewMessages( messageStore, messagesResult.rawMessageInfos, messagesResult.truncationStatuses, newThreadInfos, ); } else if (action.type === sendMessageReportActionTypes.success) { return mergeNewMessages( messageStore, [action.payload.messageInfo], { [(action.payload.messageInfo.threadID: string)]: messageTruncationStatus.UNCHANGED, }, newThreadInfos, ); } else if (action.type === registerActionTypes.success) { const truncationStatuses: { [string]: MessageTruncationStatus } = {}; for (const messageInfo of action.payload.rawMessageInfos) { truncationStatuses[messageInfo.threadID] = messageTruncationStatus.EXHAUSTIVE; } return mergeNewMessages( messageStore, action.payload.rawMessageInfos, truncationStatuses, newThreadInfos, ); } else if ( action.type === changeThreadSettingsActionTypes.success || action.type === removeUsersFromThreadActionTypes.success || action.type === changeThreadMemberRolesActionTypes.success || action.type === createEntryActionTypes.success || action.type === saveEntryActionTypes.success || action.type === restoreEntryActionTypes.success || action.type === toggleMessagePinActionTypes.success ) { return mergeNewMessages( messageStore, action.payload.newMessageInfos, { [(action.payload.threadID: string)]: messageTruncationStatus.UNCHANGED, }, newThreadInfos, ); } else if (action.type === deleteEntryActionTypes.success) { const payload = action.payload; if (payload) { return mergeNewMessages( messageStore, payload.newMessageInfos, { [payload.threadID]: messageTruncationStatus.UNCHANGED }, newThreadInfos, ); } } else if (action.type === joinThreadActionTypes.success) { const messagesResult = mergeUpdatesWithMessageInfos( action.payload.rawMessageInfos, action.payload.updatesResult.newUpdates, ); return mergeNewMessages( messageStore, messagesResult.rawMessageInfos, messagesResult.truncationStatuses, newThreadInfos, ); } else if (action.type === sendEditMessageActionTypes.success) { const { newMessageInfos } = action.payload; const truncationStatuses: { [string]: MessageTruncationStatus } = {}; for (const messageInfo of newMessageInfos) { truncationStatuses[messageInfo.threadID] = messageTruncationStatus.UNCHANGED; } return mergeNewMessages( messageStore, newMessageInfos, truncationStatuses, newThreadInfos, ); } else if ( action.type === sendTextMessageActionTypes.started || action.type === sendMultimediaMessageActionTypes.started || action.type === sendReactionMessageActionTypes.started ) { const payload = ensureRealizedThreadIDIsUsedWhenPossible( action.payload, newThreadInfos, ); const { localID, threadID } = payload; invariant(localID, `localID should be set on ${action.type}`); const messageIDs = messageStore.threads[threadID]?.messageIDs ?? []; if (!messageStore.messages[localID]) { for (const existingMessageID of messageIDs) { const existingMessageInfo = messageStore.messages[existingMessageID]; if (existingMessageInfo && existingMessageInfo.localID === localID) { return { messageStoreOperations: [], messageStore }; } } } const messageStoreOperations: MessageStoreOperation[] = [ { type: 'replace', payload: { id: localID, messageInfo: payload }, }, ]; let updatedThreads; let local = { ...messageStore.local }; if (messageStore.messages[localID]) { const messages = { ...messageStore.messages, [(localID: string)]: payload, }; local = _pickBy( (localInfo: LocalMessageInfo, key: string) => key !== localID, )(messageStore.local); const thread = messageStore.threads[threadID]; updatedThreads = { [(threadID: string)]: { messageIDs: sortMessageIDs(messages)(messageIDs), startReached: thread?.startReached ?? true, }, }; } else { updatedThreads = { [(threadID: string)]: messageStore.threads[threadID] ? { ...messageStore.threads[threadID], messageIDs: [localID, ...messageIDs], } : { messageIDs: [localID], startReached: true, }, }; } messageStoreOperations.push({ type: 'replace_threads', payload: { threads: { ...updatedThreads }, }, }); const processedMessageStore = processMessageStoreOperations( messageStore, messageStoreOperations, ); const newMessageStore = { messages: processedMessageStore.messages, threads: processedMessageStore.threads, local, currentAsOf: messageStore.currentAsOf, }; return { messageStoreOperations, messageStore: newMessageStore, }; } else if ( action.type === sendTextMessageActionTypes.failed || action.type === sendMultimediaMessageActionTypes.failed ) { const { localID } = action.payload; return { messageStoreOperations: [], messageStore: { messages: messageStore.messages, threads: messageStore.threads, local: { ...messageStore.local, [(localID: string)]: { sendFailed: true }, }, currentAsOf: messageStore.currentAsOf, }, }; } else if (action.type === sendReactionMessageActionTypes.failed) { const { localID, threadID } = action.payload; const messageStoreOperations: MessageStoreOperation[] = []; messageStoreOperations.push({ type: 'remove', payload: { ids: [localID] }, }); const newMessageIDs = messageStore.threads[threadID].messageIDs.filter( id => id !== localID, ); const updatedThreads = { [threadID]: { ...messageStore.threads[threadID], messageIDs: newMessageIDs, }, }; messageStoreOperations.push({ type: 'replace_threads', payload: { threads: updatedThreads }, }); const processedMessageStore = processMessageStoreOperations( messageStore, messageStoreOperations, ); return { messageStoreOperations, messageStore: processedMessageStore, }; } else if ( action.type === sendTextMessageActionTypes.success || action.type === sendMultimediaMessageActionTypes.success || action.type === sendReactionMessageActionTypes.success ) { const { payload } = action; invariant( !threadIsPending(payload.threadID), 'Successful message action should have realized thread id', ); const replaceMessageKey = (messageKey: string) => messageKey === payload.localID ? payload.serverID : messageKey; let newMessages; const messageStoreOperations: MessageStoreOperation[] = []; if (messageStore.messages[payload.serverID]) { // If somehow the serverID got in there already, we'll just update the // serverID message and scrub the localID one newMessages = _omitBy( (messageInfo: RawMessageInfo) => messageInfo.type === messageTypes.TEXT && !messageInfo.id && messageInfo.localID === payload.localID, )(messageStore.messages); messageStoreOperations.push({ type: 'remove', payload: { ids: [payload.localID] }, }); } else if (messageStore.messages[payload.localID]) { // The normal case, the localID message gets replaced by the serverID one newMessages = _mapKeys(replaceMessageKey)(messageStore.messages); messageStoreOperations.push({ type: 'rekey', payload: { from: payload.localID, to: payload.serverID }, }); } else { // Well this is weird, we probably got deauthorized between when the // action was dispatched and when we ran this reducer... return { messageStoreOperations, messageStore }; } const newMessage = { ...newMessages[payload.serverID], id: payload.serverID, localID: payload.localID, time: payload.time, }; newMessages[payload.serverID] = newMessage; messageStoreOperations.push({ type: 'replace', payload: { id: payload.serverID, messageInfo: newMessage }, }); const threadID = payload.threadID; const newMessageIDs = _flow( _uniq, sortMessageIDs(newMessages), )(messageStore.threads[threadID].messageIDs.map(replaceMessageKey)); const local = _pickBy( (localInfo: LocalMessageInfo, key: string) => key !== payload.localID, )(messageStore.local); const updatedThreads = { [threadID]: { ...messageStore.threads[threadID], messageIDs: newMessageIDs, }, }; messageStoreOperations.push({ type: 'replace_threads', payload: { threads: updatedThreads }, }); const processedMessageStore = processMessageStoreOperations( messageStore, messageStoreOperations, ); return { messageStoreOperations, messageStore: { ...messageStore, messages: processedMessageStore.messages, threads: processedMessageStore.threads, local, }, }; } else if (action.type === saveMessagesActionType) { const truncationStatuses: { [string]: MessageTruncationStatus } = {}; for (const messageInfo of action.payload.rawMessageInfos) { truncationStatuses[messageInfo.threadID] = messageTruncationStatus.UNCHANGED; } const { messageStoreOperations, messageStore: newMessageStore } = mergeNewMessages( messageStore, action.payload.rawMessageInfos, truncationStatuses, newThreadInfos, ); return { messageStoreOperations, messageStore: { messages: newMessageStore.messages, threads: newMessageStore.threads, local: newMessageStore.local, // We avoid bumping currentAsOf because notifs may include a contracted // RawMessageInfo, so we want to make sure we still fetch it currentAsOf: messageStore.currentAsOf, }, }; } else if (action.type === messageStorePruneActionType) { const messageIDsToPrune = []; const updatedThreads: { [string]: ThreadMessageInfo } = {}; for (const threadID of action.payload.threadIDs) { let thread = messageStore.threads[threadID]; if (!thread) { continue; } const newMessageIDs = [...thread.messageIDs]; const removed = newMessageIDs.splice(defaultNumberPerThread); if (removed.length > 0) { thread = { ...thread, messageIDs: newMessageIDs, startReached: false, }; } for (const id of removed) { messageIDsToPrune.push(id); } updatedThreads[threadID] = thread; } const messageStoreOperations = [ { type: 'remove', payload: { ids: messageIDsToPrune }, }, { type: 'replace_threads', payload: { threads: updatedThreads, }, }, ]; const processedMessageStore = processMessageStoreOperations( messageStore, messageStoreOperations, ); const newMessageStore = { messages: processedMessageStore.messages, threads: processedMessageStore.threads, local: _omit(messageIDsToPrune)(messageStore.local), currentAsOf: messageStore.currentAsOf, }; return { messageStoreOperations, messageStore: newMessageStore, }; } else if (action.type === updateMultimediaMessageMediaActionType) { const { messageID: id, currentMediaID, mediaUpdate } = action.payload; const message = messageStore.messages[id]; invariant(message, `message with ID ${id} could not be found`); invariant( message.type === messageTypes.IMAGES || message.type === messageTypes.MULTIMEDIA, `message with ID ${id} is not multimedia`, ); let updatedMessage; let replaced = false; if (message.type === messageTypes.IMAGES) { const media: Image[] = []; for (const singleMedia of message.media) { if (singleMedia.id !== currentMediaID) { media.push(singleMedia); } else { let updatedMedia: Image = { id: mediaUpdate.id ?? singleMedia.id, type: 'photo', uri: mediaUpdate.uri ?? singleMedia.uri, dimensions: mediaUpdate.dimensions ?? singleMedia.dimensions, thumbHash: mediaUpdate.thumbHash ?? singleMedia.thumbHash, }; if ( 'localMediaSelection' in singleMedia && !('localMediaSelection' in mediaUpdate) ) { updatedMedia = { ...updatedMedia, localMediaSelection: singleMedia.localMediaSelection, }; } else if (mediaUpdate.localMediaSelection) { updatedMedia = { ...updatedMedia, localMediaSelection: mediaUpdate.localMediaSelection, }; } media.push(updatedMedia); replaced = true; } } updatedMessage = { ...message, media }; } else { const media: Media[] = []; for (const singleMedia of message.media) { if (singleMedia.id !== currentMediaID) { media.push(singleMedia); } else if ( singleMedia.type === 'photo' && mediaUpdate.type === 'photo' ) { media.push({ ...singleMedia, ...mediaUpdate }); replaced = true; } else if ( singleMedia.type === 'video' && mediaUpdate.type === 'video' ) { media.push({ ...singleMedia, ...mediaUpdate }); replaced = true; } else if ( singleMedia.type === 'encrypted_photo' && mediaUpdate.type === 'encrypted_photo' ) { // TODO: Remove this $FlowFixMe after updating Flow to 0.202 // There's no way in Flow to refine both of these types appropriately // so they can be spread together. // $FlowFixMe media.push({ ...singleMedia, ...mediaUpdate }); replaced = true; } else if ( singleMedia.type === 'encrypted_video' && mediaUpdate.type === 'encrypted_video' ) { // TODO: Remove this $FlowFixMe after updating Flow to 0.202 // There's no way in Flow to refine both of these types appropriately // so they can be spread together. // $FlowFixMe media.push({ ...singleMedia, ...mediaUpdate }); replaced = true; } else if ( singleMedia.type === 'photo' && mediaUpdate.type === 'encrypted_photo' ) { // extract fields that are absent in encrypted_photo type const { uri, localMediaSelection, ...original } = singleMedia; const { holder: newHolder, blobURI: newBlobURI, encryptionKey, ...update } = mediaUpdate; const blobURI = newBlobURI ?? newHolder; invariant( blobURI && encryptionKey, 'holder and encryptionKey are required for encrypted_photo message', ); media.push({ ...original, ...update, type: 'encrypted_photo', blobURI, encryptionKey, }); replaced = true; } else if ( singleMedia.type === 'video' && mediaUpdate.type === 'encrypted_video' ) { const { uri, thumbnailURI, localMediaSelection, ...original } = singleMedia; const { holder: newHolder, blobURI: newBlobURI, encryptionKey, thumbnailHolder: newThumbnailHolder, thumbnailBlobURI: newThumbnailBlobURI, thumbnailEncryptionKey, ...update } = mediaUpdate; const blobURI = newBlobURI ?? newHolder; invariant( blobURI && encryptionKey, 'holder and encryptionKey are required for encrypted_video message', ); const thumbnailBlobURI = newThumbnailBlobURI ?? newThumbnailHolder; invariant( thumbnailBlobURI && thumbnailEncryptionKey, 'thumbnailHolder and thumbnailEncryptionKey are required for ' + 'encrypted_video message', ); media.push({ ...original, ...update, type: 'encrypted_video', blobURI, encryptionKey, thumbnailBlobURI, thumbnailEncryptionKey, }); replaced = true; } else if (mediaUpdate.id) { const { id: newID } = mediaUpdate; // branching for Flow if (singleMedia.type === 'photo') { media.push({ ...singleMedia, id: newID }); } else if (singleMedia.type === 'video') { media.push({ ...singleMedia, id: newID }); } else if (singleMedia.type === 'encrypted_photo') { // TODO: Try removing this branching after Flow 0.202 update if (singleMedia.blobURI) { media.push({ ...singleMedia, id: newID }); } else { invariant( singleMedia.holder, 'Encrypted media must have holder or blobURI', ); media.push({ ...singleMedia, id: newID }); } } else if (singleMedia.type === 'encrypted_video') { // TODO: Try removing this branching after Flow 0.202 update if (singleMedia.blobURI) { media.push({ ...singleMedia, id: newID }); } else { invariant( singleMedia.holder, 'Encrypted media must have holder or blobURI', ); media.push({ ...singleMedia, id: newID }); } } replaced = true; } } updatedMessage = { ...message, media }; } invariant( replaced, `message ${id} did not contain media with ID ${currentMediaID}`, ); const messageStoreOperations = [ { type: 'replace', payload: { id, messageInfo: updatedMessage, }, }, ]; const processedMessageStore = processMessageStoreOperations( messageStore, messageStoreOperations, ); return { messageStoreOperations, messageStore: { ...messageStore, messages: processedMessageStore.messages, }, }; } else if (action.type === createLocalMessageActionType) { const messageInfo = ensureRealizedThreadIDIsUsedWhenPossible( action.payload, newThreadInfos, ); const { localID, threadID } = messageInfo; const messageIDs = messageStore.threads[messageInfo.threadID]?.messageIDs ?? []; const threadState: ThreadMessageInfo = messageStore.threads[threadID] ? { ...messageStore.threads[threadID], messageIDs: [localID, ...messageIDs], } : { messageIDs: [localID], startReached: true, }; const messageStoreOperations = [ { type: 'replace', payload: { id: localID, messageInfo }, }, { type: 'replace_threads', payload: { threads: { [(threadID: string)]: threadState }, }, }, ]; const processedMessageStore = processMessageStoreOperations( messageStore, messageStoreOperations, ); return { messageStoreOperations, messageStore: { ...messageStore, threads: processedMessageStore.threads, messages: processedMessageStore.messages, }, }; } else if (action.type === processServerRequestsActionType) { const { messageStoreOperations, messageStore: messageStoreAfterReassignment, } = reassignMessagesToRealizedThreads(messageStore, newThreadInfos); const processedMessageStore = processMessageStoreOperations( messageStore, messageStoreOperations, ); return { messageStoreOperations, messageStore: { ...messageStoreAfterReassignment, messages: processedMessageStore.messages, threads: processedMessageStore.threads, }, }; } else if (action.type === setClientDBStoreActionType) { const actionPayloadMessageStoreThreads = translateClientDBThreadMessageInfos( action.payload.messageStoreThreads ?? [], ); const newThreads: { [threadID: string]: ThreadMessageInfo, } = { ...messageStore.threads }; for (const threadID in actionPayloadMessageStoreThreads) { newThreads[threadID] = { ...actionPayloadMessageStoreThreads[threadID], messageIDs: messageStore.threads?.[threadID]?.messageIDs ?? [], }; } const payloadMessages = action.payload.messages; if (!payloadMessages) { return { messageStoreOperations: [], messageStore: { ...messageStore, threads: newThreads }, }; } const { messageStoreOperations, messageStore: updatedMessageStore } = updateMessageStoreWithLatestThreadInfos( { ...messageStore, threads: newThreads }, newThreadInfos, ); let threads = { ...updatedMessageStore.threads }; let local = { ...updatedMessageStore.local }; // Store message IDs already contained within threads so that we // do not insert duplicates const existingMessageIDs = new Set(); for (const threadID in threads) { threads[threadID].messageIDs.forEach(msgID => { existingMessageIDs.add(msgID); }); } const threadsNeedMsgIDsResorting = new Set(); const actionPayloadMessages = messageStoreOpsHandlers.translateClientDBData(payloadMessages); // When starting the app on native, we filter out any local-only multimedia // messages because the relevant context is no longer available const messageIDsToBeRemoved = []; const threadsToAdd: { [string]: ThreadMessageInfo } = {}; for (const id in actionPayloadMessages) { const message = actionPayloadMessages[id]; const { threadID } = message; let existingThread = threads[threadID]; if (!existingThread) { existingThread = newThread(); threadsToAdd[threadID] = existingThread; } if ( (message.type === messageTypes.IMAGES || message.type === messageTypes.MULTIMEDIA) && !message.id ) { messageIDsToBeRemoved.push(id); threads = { ...threads, [(threadID: string)]: { ...existingThread, messageIDs: existingThread.messageIDs.filter( curMessageID => curMessageID !== id, ), }, }; local = _pickBy( (localInfo: LocalMessageInfo, key: string) => key !== id, )(local); } else if (!existingMessageIDs.has(id)) { threads = { ...threads, [(threadID: string)]: { ...existingThread, messageIDs: [...existingThread.messageIDs, id], }, }; threadsNeedMsgIDsResorting.add(threadID); } else if (!threads[threadID]) { threads = { ...threads, [(threadID: string)]: existingThread }; } } for (const threadID of threadsNeedMsgIDsResorting) { threads[threadID].messageIDs = sortMessageIDs(actionPayloadMessages)( threads[threadID].messageIDs, ); } const newMessageStore = { ...updatedMessageStore, messages: actionPayloadMessages, threads: threads, local: local, }; if (messageIDsToBeRemoved.length > 0) { messageStoreOperations.push({ type: 'remove', payload: { ids: messageIDsToBeRemoved }, }); } const processedMessageStore = processMessageStoreOperations( newMessageStore, messageStoreOperations, ); messageStoreOperations.push({ type: 'replace_threads', payload: { threads: threadsToAdd }, }); return { messageStoreOperations, messageStore: processedMessageStore, }; } return { messageStoreOperations: [], messageStore }; } type MergedUpdatesWithMessages = { +rawMessageInfos: $ReadOnlyArray, +truncationStatuses: MessageTruncationStatuses, }; function mergeUpdatesWithMessageInfos( messageInfos: $ReadOnlyArray, newUpdates: $ReadOnlyArray, truncationStatuses?: MessageTruncationStatuses, ): MergedUpdatesWithMessages { const messageIDs = new Set( messageInfos.map(messageInfo => messageInfo.id).filter(Boolean), ); const mergedMessageInfos = [...messageInfos]; const mergedTruncationStatuses = { ...truncationStatuses }; for (const update of newUpdates) { const { mergeMessageInfosAndTruncationStatuses } = updateSpecs[update.type]; if (!mergeMessageInfosAndTruncationStatuses) { continue; } mergeMessageInfosAndTruncationStatuses( messageIDs, mergedMessageInfos, mergedTruncationStatuses, update, ); } return { rawMessageInfos: mergedMessageInfos, truncationStatuses: mergedTruncationStatuses, }; } export { freshMessageStore, reduceMessageStore };