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package streams
import (
"context"
"github.com/matrix-org/dendrite/syncapi/storage"
"github.com/matrix-org/dendrite/syncapi/types"
)
type NotificationDataStreamProvider struct {
DefaultStreamProvider
}
func (p *NotificationDataStreamProvider) Setup(
ctx context.Context, snapshot storage.DatabaseTransaction,
) {
p.DefaultStreamProvider.Setup(ctx, snapshot)
p.latestMutex.Lock()
defer p.latestMutex.Unlock()
id, err := snapshot.MaxStreamPositionForNotificationData(ctx)
if err != nil {
panic(err)
}
p.latest = id
}
func (p *NotificationDataStreamProvider) CompleteSync(
ctx context.Context,
snapshot storage.DatabaseTransaction,
req *types.SyncRequest,
) types.StreamPosition {
return p.IncrementalSync(ctx, snapshot, req, 0, p.LatestPosition(ctx))
}
func (p *NotificationDataStreamProvider) IncrementalSync(
ctx context.Context,
snapshot storage.DatabaseTransaction,
req *types.SyncRequest,
from, _ types.StreamPosition,
) types.StreamPosition {
// Get the unread notifications for rooms in our join response.
// This is to ensure clients always have an unread notification section
// and can display the correct numbers.
countsByRoom, err := snapshot.GetUserUnreadNotificationCountsForRooms(ctx, req.Device.UserID, req.Rooms)
if err != nil {
req.Log.WithError(err).Error("GetUserUnreadNotificationCountsForRooms failed")
_ = snapshot.Rollback()
return from
}
// We're merely decorating existing rooms.
for roomID, jr := range req.Response.Rooms.Join {
counts := countsByRoom[roomID]
if counts == nil {
continue
}
jr.UnreadNotifications = &types.UnreadNotifications{
HighlightCount: counts.UnreadHighlightCount,
NotificationCount: counts.UnreadNotificationCount,
}
req.Response.Rooms.Join[roomID] = jr
}
return p.LatestPosition(ctx)
}
|
