fix: sync Android cursor tolerance fixes

internal/rpc/messages_saved_dialogs.go

@@ -21,9 +21,13 @@ func (r *Router) onMessagesGetSavedDialogs(ctx context.Context, req *tg.Messages
 	if parent, hasParent, err := r.validateSavedHistoryParentPeer(ctx, userID, req.GetParentPeer); err != nil {
 		return nil, err
 	} else if hasParent {
-		if req.Limit < 0 || req.OffsetID < 0 {
+		if req.Limit < 0 {
 			return nil, limitInvalidErr()
 		}
+		offsetID := req.OffsetID
+		if offsetID < 0 {
+			offsetID = 0
+		}
 		mono, isMono, err := r.resolveMonoforumForAdmin(ctx, userID, parent)
 		if err != nil {
 			return nil, err
@@ -38,15 +42,23 @@ func (r *Router) onMessagesGetSavedDialogs(ctx context.Context, req *tg.Messages
 			}, nil
 		}
 		// parent_peer = monoforum:返回该频道私信的订阅者子会话列表(管理员视角)。
-		return r.monoforumSavedDialogs(ctx, userID, mono, req.Limit, req.OffsetID)
+		return r.monoforumSavedDialogs(ctx, userID, mono, req.Limit, offsetID)
 	}
-	if req.Limit < 0 || req.OffsetID < 0 || req.OffsetDate < 0 {
+	if req.Limit < 0 {
 		return nil, limitInvalidErr()
 	}
+	offsetID := req.OffsetID
+	if offsetID < 0 {
+		offsetID = 0
+	}
+	offsetDate := req.OffsetDate
+	if offsetDate < 0 {
+		offsetDate = 0
+	}
 	filter := domain.SavedDialogsFilter{
 		ExcludePinned: req.ExcludePinned,
-		OffsetID:      req.OffsetID,
+		OffsetID:      offsetID,
-		OffsetDate:    req.OffsetDate,
+		OffsetDate:    offsetDate,
 		Limit:         req.Limit,
 	}
 	if req.OffsetPeer != nil {

internal/rpc/messages_saved_dialogs_rpc_test.go

@@ -7,6 +7,7 @@ import (
 	"github.com/gotd/td/bin"
 	"github.com/gotd/td/clock"
 	"github.com/gotd/td/tg"
+	"github.com/gotd/td/tgerr"
 	"go.uber.org/zap/zaptest"
 
 	appcontacts "telesrv/internal/app/contacts"
@@ -252,6 +253,34 @@ func TestMessagesGetSavedDialogsPagination(t *testing.T) {
 	}
 }
 
+// TestMessagesGetSavedDialogsNegativePendingOffset 验证 DrKLO Android self Saved
+// Messages 分组里出现本地 pending 负消息 id 时，下一页请求不会被误判为
+// LIMIT_INVALID。服务端持久化 top_message 仍保持正数；负 offset 仅是客户端本地
+// 游标噪声，按首页/无 offset 处理。
+func TestMessagesGetSavedDialogsNegativePendingOffset(t *testing.T) {
+	ctx := context.Background()
+	r, _, alice, _, _, _ := savedDialogsFixture(t)
+
+	res, err := r.onMessagesGetSavedDialogs(WithUserID(ctx, alice.ID), &tg.MessagesGetSavedDialogsRequest{
+		Limit:      20,
+		OffsetID:   -1001,
+		OffsetDate: -1,
+		OffsetPeer: &tg.InputPeerSelf{},
+	})
+	if err != nil {
+		t.Fatalf("negative pending offset: %v", err)
+	}
+	dialogs, _, _, _, full := savedDialogPage(t, res)
+	if !full || len(dialogs) != 2 {
+		t.Fatalf("negative pending offset page = %d full %v, want first page 2 full", len(dialogs), full)
+	}
+
+	_, err = r.onMessagesGetSavedDialogs(WithUserID(ctx, alice.ID), &tg.MessagesGetSavedDialogsRequest{Limit: -1})
+	if !tgerr.Is(err, "LIMIT_INVALID") {
+		t.Fatalf("negative limit err = %v, want LIMIT_INVALID", err)
+	}
+}
+
 // TestMessagesGetSavedDialogsHashNotModified 验证 Android calcHash 序列命中
 // 返回 savedDialogsNotModified{count}。
 func TestMessagesGetSavedDialogsHashNotModified(t *testing.T) {

internal/rpc/stories.go

@@ -77,6 +77,13 @@ func (r *Router) onStoriesGetAllStories(ctx context.Context, req *tg.StoriesGetA
 	now := int(r.clock.Now().Unix())
 	var cursor domain.StoryListCursor
 	if next {
+		if digest, ok := storyAllStoriesDigestFromCompleteState(requestState, hidden); ok {
+			list := domain.StoryList{Hidden: hidden, Count: digest.Count, State: requestState}
+			if r.deps.Stories == nil || userID == 0 {
+				return tgStoriesAllStories(userID, list), nil
+			}
+			return r.tgStoriesAllStories(ctx, userID, list), nil
+		}
 		cursor, err = storyAllStoriesCursorFromState(requestState, hidden)
 		if err != nil {
 			return nil, offsetInvalidErr()
@@ -135,7 +142,16 @@ func validateStoriesGetAllStoriesRequest(req *tg.StoriesGetAllStoriesRequest) er
 	next := storyAllStoriesNext(req)
 	hidden := storyAllStoriesHidden(req)
 	if next {
-		if !hasState || state == "" || !storyAllStoriesCursorStateToken(state) {
+		if !hasState || state == "" {
+			return offsetInvalidErr()
+		}
+		if storyAllStoriesCompleteState(state) {
+			if !storyAllStoriesCompleteStateForHidden(state, hidden) {
+				return offsetInvalidErr()
+			}
+			return nil
+		}
+		if !storyAllStoriesCursorStateToken(state) {
 			return offsetInvalidErr()
 		}
 		if _, err := storyAllStoriesCursorFromState(state, hidden); err != nil {
@@ -172,6 +188,22 @@ func storyAllStoriesCompleteState(state string) bool {
 	return strings.HasPrefix(state, "ts1:")
 }
 
+func storyAllStoriesDigestFromCompleteState(state string, hidden bool) (domain.StoryListDigest, bool) {
+	if !storyAllStoriesCompleteStateForHidden(state, hidden) {
+		return domain.StoryListDigest{}, false
+	}
+	parts := strings.Split(state, ":")
+	count, err := strconv.Atoi(parts[2])
+	if err != nil || count < 0 {
+		return domain.StoryListDigest{}, false
+	}
+	hash, err := strconv.ParseUint(parts[3], 16, 64)
+	if err != nil {
+		return domain.StoryListDigest{}, false
+	}
+	return domain.StoryListDigest{Count: count, Hash: hash}, true
+}
+
 func storyAllStoriesCompleteStateForHidden(state string, hidden bool) bool {
 	parts := strings.Split(state, ":")
 	if len(parts) != 4 || parts[0] != "ts1" {

internal/rpc/stories_rpc_test.go

@@ -298,8 +298,16 @@ func TestStoriesGetAllStoriesPaginatesByPeerState(t *testing.T) {
 	finalAsCursor := &tg.StoriesGetAllStoriesRequest{}
 	finalAsCursor.SetState(next.State)
 	finalAsCursor.SetNext(true)
-	if _, err := r.onStoriesGetAllStories(ctx, finalAsCursor); err == nil || !tgerr.Is(err, "OFFSET_INVALID") {
+	finalAsCursorClass, err := r.onStoriesGetAllStories(reqCtx, finalAsCursor)
-		t.Fatalf("final state as cursor err = %v, want OFFSET_INVALID", err)
+	if err != nil {
+		t.Fatalf("final state as cursor: %v", err)
+	}
+	finalAsCursorPage, ok := finalAsCursorClass.(*tg.StoriesAllStories)
+	if !ok {
+		t.Fatalf("final state as cursor response = %T, want stories.allStories terminal page", finalAsCursorClass)
+	}
+	if finalAsCursorPage.HasMore || len(finalAsCursorPage.PeerStories) != 0 || finalAsCursorPage.Count != domain.MaxStoryListLimit+1 || finalAsCursorPage.State != next.State {
+		t.Fatalf("final state as cursor page = %+v, want empty terminal page preserving request count/state", finalAsCursorPage)
 	}
 }
 

internal/store/postgres/message_send_integration_test.go

@@ -204,6 +204,115 @@ func TestMessageStoreWebViewDataServiceActionRoundTrip(t *testing.T) {
 	assertWebViewData("recipient event", events[0].Message)
 }
 
+func TestMessageStorePhoneCallServiceFirstMessageFeedsDialogsAndUpdates(t *testing.T) {
+	pool := testPool(t)
+	ctx := context.Background()
+	suffix := randomSuffix(t)
+
+	users := NewUserStore(pool)
+	caller := createTestUser(t, ctx, users, "+1666"+suffix+"41", "CallFirstSender", "")
+	callee := createTestUser(t, ctx, users, "+1666"+suffix+"42", "CallFirstRecipient", "")
+	t.Cleanup(func() {
+		_, _ = pool.Exec(ctx, "DELETE FROM users WHERE id = ANY($1::bigint[])", []int64{caller.ID, callee.ID})
+	})
+
+	const callID int64 = 0x1020304050607080
+	messages := NewMessageStore(pool)
+	sent, err := messages.SendPrivateText(ctx, domain.SendPrivateTextRequest{
+		SenderUserID:    caller.ID,
+		RecipientUserID: callee.ID,
+		RandomID:        4041001,
+		Date:            1700000410,
+		Media: &domain.MessageMedia{
+			Kind: domain.MessageMediaKindService,
+			ServiceAction: &domain.MessageServiceAction{
+				Kind: domain.MessageServiceActionPhoneCall,
+				Call: &domain.MessagePhoneCallAction{
+					CallID: callID,
+					Reason: string(domain.PhoneCallDiscardReasonMissed),
+				},
+			},
+		},
+	})
+	if err != nil {
+		t.Fatalf("SendPrivateText phone call service: %v", err)
+	}
+	if sent.SenderMessage.ID != 1 || sent.RecipientMessage.ID != 1 {
+		t.Fatalf("first phone call boxes = sender %d recipient %d, want both first message", sent.SenderMessage.ID, sent.RecipientMessage.ID)
+	}
+
+	assertPhoneCallMessage := func(name string, msg domain.Message, ownerID, peerID, fromID int64, out bool) {
+		t.Helper()
+		if msg.OwnerUserID != ownerID || msg.Peer != (domain.Peer{Type: domain.PeerTypeUser, ID: peerID}) ||
+			msg.From != (domain.Peer{Type: domain.PeerTypeUser, ID: fromID}) || msg.Out != out {
+			t.Fatalf("%s identity = owner %d peer %+v from %+v out %v", name, msg.OwnerUserID, msg.Peer, msg.From, msg.Out)
+		}
+		if msg.Media == nil || msg.Media.Kind != domain.MessageMediaKindService ||
+			msg.Media.ServiceAction == nil || msg.Media.ServiceAction.Kind != domain.MessageServiceActionPhoneCall ||
+			msg.Media.ServiceAction.Call == nil {
+			t.Fatalf("%s media = %+v, want phone_call service action", name, msg.Media)
+		}
+		call := msg.Media.ServiceAction.Call
+		if call.CallID != callID || call.Reason != string(domain.PhoneCallDiscardReasonMissed) || call.Duration != 0 {
+			t.Fatalf("%s phone call action = %+v", name, call)
+		}
+	}
+	assertPhoneCallMessage("sender box", sent.SenderMessage, caller.ID, callee.ID, caller.ID, true)
+	assertPhoneCallMessage("recipient box", sent.RecipientMessage, callee.ID, caller.ID, caller.ID, false)
+
+	dialogs := NewDialogStore(pool)
+	calleeDialogs, err := dialogs.ListByUser(ctx, callee.ID, domain.DialogFilter{Limit: 10})
+	if err != nil {
+		t.Fatalf("callee dialogs: %v", err)
+	}
+	if len(calleeDialogs.Dialogs) != 1 || calleeDialogs.Dialogs[0].TopMessage != sent.RecipientMessage.ID ||
+		calleeDialogs.Dialogs[0].UnreadCount != 1 || calleeDialogs.Dialogs[0].ReadInboxMaxID != 0 {
+		t.Fatalf("callee dialogs = %+v, want unread first call service as top", calleeDialogs.Dialogs)
+	}
+	if len(calleeDialogs.Messages) != 1 {
+		t.Fatalf("callee dialog messages = %+v, want top message payload", calleeDialogs.Messages)
+	}
+	assertPhoneCallMessage("callee dialog top", calleeDialogs.Messages[0], callee.ID, caller.ID, caller.ID, false)
+	if _, ok := findDialogUserByID(calleeDialogs.Users, caller.ID); !ok {
+		t.Fatalf("callee dialog users = %+v, want caller snapshot", calleeDialogs.Users)
+	}
+
+	calleeHistory, err := messages.ListByUser(ctx, callee.ID, domain.MessageFilter{
+		HasPeer: true,
+		Peer:    domain.Peer{Type: domain.PeerTypeUser, ID: caller.ID},
+		Limit:   10,
+	})
+	if err != nil || len(calleeHistory.Messages) != 1 {
+		t.Fatalf("callee history = %+v err=%v, want one first call service", calleeHistory, err)
+	}
+	assertPhoneCallMessage("callee history", calleeHistory.Messages[0], callee.ID, caller.ID, caller.ID, false)
+	if _, ok := findDialogUserByID(calleeHistory.Users, caller.ID); !ok {
+		t.Fatalf("callee history users = %+v, want caller snapshot", calleeHistory.Users)
+	}
+
+	updates := NewUpdateEventStore(pool)
+	calleeEvents, err := updates.ListAfter(ctx, callee.ID, 0, 10)
+	if err != nil || len(calleeEvents) != 1 {
+		t.Fatalf("callee events = %+v err=%v, want one new_message", calleeEvents, err)
+	}
+	if calleeEvents[0].Type != domain.UpdateEventNewMessage || calleeEvents[0].Pts != sent.RecipientMessage.Pts {
+		t.Fatalf("callee event = %+v, want new_message pts %d", calleeEvents[0], sent.RecipientMessage.Pts)
+	}
+	assertPhoneCallMessage("callee difference event", calleeEvents[0].Message, callee.ID, caller.ID, caller.ID, false)
+	if _, ok := findDialogUserByID(calleeEvents[0].Users, caller.ID); !ok {
+		t.Fatalf("callee event users = %+v, want caller snapshot", calleeEvents[0].Users)
+	}
+
+	batch, err := updates.BatchByCursor(ctx, []store.EventCursor{{UserID: callee.ID, Pts: calleeEvents[0].Pts}})
+	if err != nil || len(batch) != 1 {
+		t.Fatalf("callee batch events = %+v err=%v, want one dispatch event", batch, err)
+	}
+	assertPhoneCallMessage("callee dispatch event", batch[0].Message, callee.ID, caller.ID, caller.ID, false)
+	if _, ok := findDialogUserByID(batch[0].Users, caller.ID); !ok {
+		t.Fatalf("callee batch users = %+v, want caller snapshot", batch[0].Users)
+	}
+}
+
 func TestUpdateEventStorePreservesChannelForwardRefsWithoutChannelSnapshot(t *testing.T) {
 	pool := testPool(t)
 	ctx := context.Background()