da6a57e1a3
Sync telesrv 36eda30 (feat(communities): implement Layer 228 community aggregates). Skipped telesrv docs changes per public sync rules; normalized the public appearance seed label.
462 lines
13 KiB
Go
462 lines
13 KiB
Go
package memory
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import (
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"context"
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"sort"
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"strings"
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"telesrv/internal/domain"
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"time"
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)
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func (s *MessageStore) GetByIDs(_ context.Context, userID int64, ids []int) (domain.MessageList, error) {
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if userID == 0 || len(ids) == 0 {
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return domain.MessageList{}, nil
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}
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s.mu.RLock()
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byID := make(map[int]domain.Message, len(s.m[userID]))
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for _, msg := range s.m[userID] {
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item := cloneMessage(msg)
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reactions := s.privateMessageReactionsForMessageLocked(item)
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if len(reactions.Results) > 0 || len(reactions.Recent) > 0 {
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item.Reactions = cloneChannelMessageReactionsPtr(&reactions)
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}
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byID[msg.ID] = item
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}
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s.mu.RUnlock()
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out := domain.MessageList{Messages: make([]domain.Message, 0, len(ids))}
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for _, id := range ids {
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if msg, ok := byID[id]; ok {
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out.Messages = append(out.Messages, msg)
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}
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}
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s.enrichPrivateMessagePolls(out.Messages, int(time.Now().Unix()))
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out.Users = usersForMessages(out.Messages)
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out.Hash = messageListHash(out.Messages)
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return out, nil
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}
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// GetByUID resolves one owner's box row by the shared private message id. Callback delivery
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// uses it to translate the clicker's box id to the bot's box id without scanning history.
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func (s *MessageStore) GetByUID(_ context.Context, userID, uid int64) (domain.Message, bool, error) {
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if userID == 0 || uid == 0 {
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return domain.Message{}, false, nil
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}
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s.mu.RLock()
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var found domain.Message
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for _, msg := range s.m[userID] {
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if msg.UID == uid {
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found = cloneMessage(msg)
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reactions := s.privateMessageReactionsForMessageLocked(found)
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if len(reactions.Results) > 0 || len(reactions.Recent) > 0 {
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found.Reactions = cloneChannelMessageReactionsPtr(&reactions)
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}
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break
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}
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}
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s.mu.RUnlock()
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if found.ID == 0 {
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return domain.Message{}, false, nil
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}
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items := []domain.Message{found}
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s.enrichPrivateMessagePolls(items, int(time.Now().Unix()))
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return items[0], true, nil
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}
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func (s *MessageStore) ListByUser(_ context.Context, userID int64, filter domain.MessageFilter) (domain.MessageList, error) {
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s.mu.RLock()
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messages := cloneMessages(s.m[userID])
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for i := range messages {
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reactions := s.privateMessageReactionsForMessageLocked(messages[i])
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if len(reactions.Results) > 0 || len(reactions.Recent) > 0 {
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messages[i].Reactions = cloneChannelMessageReactionsPtr(&reactions)
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}
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}
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s.mu.RUnlock()
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s.enrichPrivateMessagePolls(messages, int(time.Now().Unix()))
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return filterMessageList(messages, filter), nil
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}
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func (s *MessageStore) ReadHistory(_ context.Context, req domain.ReadHistoryRequest) (domain.ReadHistoryResult, error) {
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res := domain.ReadHistoryResult{OwnerUserID: req.OwnerUserID, Peer: req.Peer, MaxID: req.MaxID}
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if req.OwnerUserID == 0 || req.Peer.ID == 0 {
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return res, nil
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}
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if req.Date == 0 {
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req.Date = int(time.Now().Unix())
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}
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s.mu.Lock()
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defer s.mu.Unlock()
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if s.dialogs == nil {
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return res, nil
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}
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s.dialogs.mu.Lock()
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defer s.dialogs.mu.Unlock()
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list := s.dialogs.m[req.OwnerUserID]
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for i, dialog := range list.Dialogs {
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if dialog.Peer != req.Peer {
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continue
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}
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readMax := req.MaxID
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if readMax <= 0 {
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readMax = dialog.TopMessage
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}
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if readMax > dialog.TopMessage {
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readMax = dialog.TopMessage
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}
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oldRead := dialog.ReadInboxMaxID
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res.MaxID = readMax
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advancesRead := readMax > oldRead
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if !advancesRead {
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if dialog.UnreadCount > 0 {
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unread := 0
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for _, msg := range s.m[req.OwnerUserID] {
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if msg.Peer == req.Peer && !msg.Out && msg.ID > oldRead {
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unread++
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}
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}
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dialog.UnreadCount = unread
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dialog.UnreadMentions = 0
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// readHistory 不清 reaction 角标（与 PG 一致；reaction 未读由
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// readReactions/readMessageContents 单独清，否则角标数与 getUnreadReactions
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// 跳转列表对不上）。
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dialog.UnreadMark = false
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res.MaxID = dialog.ReadInboxMaxID
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res.StillUnreadCount = unread
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list.Dialogs[i] = dialog
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s.dialogs.m[req.OwnerUserID] = list
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}
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return res, nil
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}
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res.Changed = true
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var latestIncoming domain.Message
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unread := 0
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for _, msg := range s.m[req.OwnerUserID] {
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if msg.Peer != req.Peer || msg.Out {
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continue
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}
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if msg.ID > readMax {
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unread++
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continue
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}
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if msg.ID > oldRead && msg.ID > latestIncoming.ID {
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latestIncoming = msg
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}
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}
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if readMax > dialog.ReadInboxMaxID {
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dialog.ReadInboxMaxID = readMax
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}
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dialog.UnreadCount = unread
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dialog.UnreadMentions = 0
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// readHistory 不清 reaction 角标（与 PG 一致，见上）。
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dialog.UnreadMark = false
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res.StillUnreadCount = unread
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pts := s.nextPtsLocked(req.OwnerUserID)
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res.InboxEvent = domain.UpdateEvent{
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UserID: req.OwnerUserID,
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Type: domain.UpdateEventReadHistoryInbox,
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Pts: pts,
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PtsCount: 1,
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Date: req.Date,
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Peer: req.Peer,
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MaxID: readMax,
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StillUnreadCount: unread,
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}
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list.Dialogs[i] = dialog
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s.dialogs.m[req.OwnerUserID] = list
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if latestIncoming.ID != 0 && latestIncoming.From.ID != 0 && latestIncoming.From.ID != req.OwnerUserID {
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senderUserID := latestIncoming.From.ID
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senderBoxID := 0
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for _, msg := range s.m[senderUserID] {
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if msg.UID == latestIncoming.UID && msg.Out {
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senderBoxID = msg.ID
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break
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}
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}
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if senderBoxID > 0 {
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senderList := s.dialogs.m[senderUserID]
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for j, senderDialog := range senderList.Dialogs {
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if senderDialog.Peer != (domain.Peer{Type: domain.PeerTypeUser, ID: req.OwnerUserID}) {
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continue
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}
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if senderBoxID <= senderDialog.ReadOutboxMaxID {
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break
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}
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oldOutbox := senderDialog.ReadOutboxMaxID
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senderDialog.ReadOutboxMaxID = senderBoxID
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senderList.Dialogs[j] = senderDialog
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s.dialogs.m[senderUserID] = senderList
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for _, msg := range s.m[senderUserID] {
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if msg.Peer == (domain.Peer{Type: domain.PeerTypeUser, ID: req.OwnerUserID}) && msg.Out && msg.ID > oldOutbox && msg.ID <= senderBoxID {
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s.readOutboxDates[readOutboxDateKey{ownerUserID: senderUserID, peerID: req.OwnerUserID, msgID: msg.ID}] = req.Date
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}
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}
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outPts := s.nextPtsLocked(senderUserID)
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res.OutboxChanged = true
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res.OutboxUserID = senderUserID
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res.OutboxEvent = domain.UpdateEvent{
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UserID: senderUserID,
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Type: domain.UpdateEventReadHistoryOutbox,
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Pts: outPts,
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PtsCount: 1,
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Date: req.Date,
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Peer: domain.Peer{Type: domain.PeerTypeUser, ID: req.OwnerUserID},
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MaxID: senderBoxID,
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}
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break
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}
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}
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}
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return res, nil
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}
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return res, nil
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}
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func (s *MessageStore) DeleteHistory(_ context.Context, req domain.DeleteHistoryRequest) (domain.DeleteMessagesResult, error) {
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res := domain.DeleteMessagesResult{OwnerUserID: req.OwnerUserID}
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if req.OwnerUserID == 0 || req.Peer.ID == 0 {
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return res, nil
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}
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if req.Date == 0 {
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req.Date = int(time.Now().Unix())
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}
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s.mu.Lock()
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defer s.mu.Unlock()
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inDateRange := func(msg domain.Message) bool {
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if req.MinDate > 0 && msg.Date < req.MinDate {
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return false
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}
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if req.MaxDate > 0 && msg.Date > req.MaxDate {
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return false
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}
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return true
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}
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deleted, revokeUIDs, more := s.deleteMemoryMessagesLocked(req.OwnerUserID, domain.MaxDeleteHistoryBatch, func(msg domain.Message) bool {
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return msg.Peer == req.Peer && (req.MaxID <= 0 || msg.ID <= req.MaxID) && inDateRange(msg)
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})
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if req.Revoke {
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if len(revokeUIDs) > 0 {
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deleted = append(deleted, s.deleteMemoryMessagesByUIDLocked(revokeUIDs, req.OwnerUserID)...)
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}
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// 与 PG 同语义：全量/按日期的双向清史直扫对端残余，我方早已
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// 单向删除的消息不能在对端残留。
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if req.MaxID <= 0 && req.Peer.ID != req.OwnerUserID {
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peerDeleted, _, peerMore := s.deleteMemoryMessagesLocked(req.Peer.ID, domain.MaxDeleteHistoryBatch, func(msg domain.Message) bool {
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return msg.Peer == (domain.Peer{Type: domain.PeerTypeUser, ID: req.OwnerUserID}) && inDateRange(msg)
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})
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deleted = append(deleted, peerDeleted...)
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more = more || peerMore
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}
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}
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res = s.finishMemoryDeleteLocked(res, deleted, req.Date, req.JustClear)
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if more {
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res.Offset = 1
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}
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return res, nil
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}
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func filterMessageList(messages []domain.Message, filter domain.MessageFilter) domain.MessageList {
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filter.AddOffset = domain.ClampMessageHistoryAddOffset(filter.AddOffset)
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sort.SliceStable(messages, func(i, j int) bool {
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return messageLess(messages[i], messages[j])
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})
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query := strings.ToLower(filter.Query)
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peerIDs := make(map[int64]struct{}, len(filter.PeerIDs))
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for _, id := range filter.PeerIDs {
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peerIDs[id] = struct{}{}
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}
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base := make([]domain.Message, 0, len(messages))
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for _, msg := range messages {
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if filter.HasPeer && msg.Peer != filter.Peer {
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continue
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}
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if filter.RestrictPeerIDs {
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if msg.Peer.Type != domain.PeerTypeUser {
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continue
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}
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if _, ok := peerIDs[msg.Peer.ID]; !ok {
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continue
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}
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}
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if query != "" && !strings.Contains(strings.ToLower(msg.Body), query) {
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continue
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}
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if filter.MaxID > 0 && msg.ID >= filter.MaxID {
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continue
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}
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if filter.MinID > 0 && msg.ID <= filter.MinID {
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continue
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}
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if filter.PinnedOnly && !msg.Pinned {
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continue
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}
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if filter.MusicOnly && !msg.Media.IsMusic() {
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continue
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}
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if filter.SavedPeer.ID != 0 && msg.SavedPeer != filter.SavedPeer {
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continue
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}
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base = append(base, msg)
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}
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limit := filter.Limit
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if limit <= 0 {
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limit = 100
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}
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if limit > 500 {
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limit = 500
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}
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page := pageMessageHistory(base, filter, limit)
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return domain.MessageList{
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Messages: page,
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Users: usersForMessages(page),
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Count: len(base),
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Hash: messageListHash(base),
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}
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}
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func pageMessageHistory(base []domain.Message, filter domain.MessageFilter, limit int) []domain.Message {
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if limit <= 0 || len(base) == 0 {
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return nil
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}
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switch messageHistoryLoadType(filter.AddOffset, limit) {
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case messageHistoryLoadForward:
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return cloneMessages(forwardMessageHistory(base, filter, limit))
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case messageHistoryLoadAround:
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forwardLimit := -filter.AddOffset
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if forwardLimit > limit {
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forwardLimit = limit
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}
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backwardLimit := limit + filter.AddOffset
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if backwardLimit < 0 {
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backwardLimit = 0
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}
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page := make([]domain.Message, 0, limit)
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page = append(page, forwardMessageHistory(base, filter, forwardLimit)...)
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page = append(page, backwardMessageHistory(base, filter, backwardLimit, true)...)
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sort.SliceStable(page, func(i, j int) bool {
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return messageLess(page[i], page[j])
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})
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return cloneMessages(page)
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default:
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start := filter.AddOffset
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if start < 0 {
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start = 0
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}
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candidates := backwardMessageHistory(base, filter, limit+start, false)
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if start >= len(candidates) {
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return nil
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}
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return cloneMessages(candidates[start:])
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}
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}
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type messageHistoryLoad int
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const (
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messageHistoryLoadBackward messageHistoryLoad = iota
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messageHistoryLoadForward
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messageHistoryLoadAround
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)
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func messageHistoryLoadType(addOffset, limit int) messageHistoryLoad {
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if addOffset >= 0 {
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return messageHistoryLoadBackward
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}
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if addOffset+limit > 0 {
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return messageHistoryLoadAround
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}
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return messageHistoryLoadForward
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}
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func backwardMessageHistory(base []domain.Message, filter domain.MessageFilter, limit int, includeOffset bool) []domain.Message {
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if limit <= 0 {
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return nil
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}
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out := make([]domain.Message, 0, limit)
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for _, msg := range base {
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if !messageBeforeHistoryOffset(msg, filter, includeOffset) {
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continue
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}
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out = append(out, msg)
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if len(out) == limit {
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break
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}
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}
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return out
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}
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func forwardMessageHistory(base []domain.Message, filter domain.MessageFilter, limit int) []domain.Message {
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if limit <= 0 {
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return nil
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}
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out := make([]domain.Message, 0, limit)
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for i := len(base) - 1; i >= 0; i-- {
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msg := base[i]
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if !messageAfterHistoryOffset(msg, filter) {
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continue
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}
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out = append(out, msg)
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if len(out) == limit {
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break
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}
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}
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sort.SliceStable(out, func(i, j int) bool {
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return messageLess(out[i], out[j])
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})
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return out
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}
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func messageBeforeHistoryOffset(msg domain.Message, filter domain.MessageFilter, includeOffset bool) bool {
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if filter.OffsetDate > 0 {
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if includeOffset {
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return msg.Date <= filter.OffsetDate
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}
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return msg.Date < filter.OffsetDate
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}
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if filter.OffsetID <= 0 {
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return true
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}
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if includeOffset {
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return msg.ID <= filter.OffsetID
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}
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return msg.ID < filter.OffsetID
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}
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func messageAfterHistoryOffset(msg domain.Message, filter domain.MessageFilter) bool {
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if filter.OffsetDate > 0 {
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return msg.Date >= filter.OffsetDate
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}
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if filter.OffsetID <= 0 {
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return false
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}
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return msg.ID > filter.OffsetID
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}
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func messageLess(a, b domain.Message) bool {
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if a.Date != b.Date {
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return a.Date > b.Date
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}
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return a.ID > b.ID
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}
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func usersForMessages(messages []domain.Message) []domain.User {
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seen := map[int64]struct{}{}
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users := make([]domain.User, 0, 1)
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for _, msg := range messages {
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for _, peer := range []domain.Peer{msg.Peer, msg.From} {
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if peer.Type != domain.PeerTypeUser {
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continue
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}
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if _, ok := seen[peer.ID]; ok {
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continue
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}
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seen[peer.ID] = struct{}{}
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if u, ok := domain.SystemUserByID(peer.ID); ok {
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users = append(users, u)
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}
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}
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}
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return users
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}
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