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Mobile notifications for iOS (#210)

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* mobile: wire notification registration and listener

* implement backend components for push notifications

* refactor: agentic comment cleanup

* docs: use proper module name for particle processor

* set required env variables for push notifications

* bump version

* fix: always upsert push token on mobile start

* Revert "fix: always upsert push token on mobile start"

This reverts commit 90ff18a788.

* send push notifications regardless of online status
This commit was merged in pull request #210.
This commit is contained in:
Arjun Patel
2026-05-18 12:44:31 -07:00
committed by GitHub
parent a564ea819b
commit d262f734f0
61 changed files with 1682 additions and 531 deletions
Download Patch File Download Diff File Expand all files Collapse all files
go/internal/pusher/server.go
+7 -17
View File
@@ -15,14 +15,12 @@ import (
type Server struct {
pbpusher.UnimplementedPusherServiceServer
ctx context.Context // server-scoped context for graceful shutdown
ctx context.Context // server-scoped; cancelling closes all WebSockets gracefully
hub *Hub
bridge *RedisBridge
authSvc auth.SessionReader
}
// NewServer creates a new pusher server. The ctx controls the lifetime of all
// WebSocket connections — when cancelled, all connections are closed gracefully.
func NewServer(ctx context.Context, hub *Hub, bridge *RedisBridge, authSvc auth.SessionReader) *Server {
return &Server{
ctx: ctx,
@@ -32,9 +30,8 @@ func NewServer(ctx context.Context, hub *Hub, bridge *RedisBridge, authSvc auth.
}
}
// HandleWebSocket handles the WebSocket upgrade and connection lifecycle.
func (s *Server) HandleWebSocket(w http.ResponseWriter, r *http.Request) {
// Authenticate via query param (WebSocket upgrade can't use custom headers)
// Token rides in the query string — WebSocket upgrades can't carry custom headers.
token := r.URL.Query().Get("token")
if token == "" {
http.Error(w, "token required", http.StatusUnauthorized)
@@ -47,9 +44,8 @@ func (s *Server) HandleWebSocket(w http.ResponseWriter, r *http.Request) {
return
}
// Accept WebSocket upgrade
ws, err := websocket.Accept(w, r, &websocket.AcceptOptions{
// Allow all origins for now — CORS is handled at the gateway level
// CORS is enforced at the gateway.
InsecureSkipVerify: true,
})
if err != nil {
@@ -62,25 +58,21 @@ func (s *Server) HandleWebSocket(w http.ResponseWriter, r *http.Request) {
slog.Info("websocket connected", "connId", connID, "humanId", session.HumanId)
// Use server context, NOT r.Context(). After WebSocket upgrade, the HTTP
// request context can be cancelled by load balancers or Go's HTTP server,
// and nhooyr/websocket permanently closes the conn on any context error.
// Use the server context, not r.Context(): after upgrade the HTTP request
// context can be cancelled by load balancers and nhooyr/websocket would
// then permanently close the conn.
ctx, cancel := context.WithCancel(s.ctx)
defer cancel()
// Auto-subscribe to presence channel so this user appears online
// Auto-subscribe to the presence channel so this user appears online.
s.hub.Subscribe(conn, "_presence:"+session.HumanId)
// WritePump runs in a separate goroutine
go conn.WritePump(ctx)
// ReadPump blocks until the connection closes
conn.ReadPump(ctx, s.hub)
slog.Info("websocket disconnected", "connId", connID, "humanId", session.HumanId)
}
// GetOnlineHumanIds returns all currently connected human IDs.
func (s *Server) GetOnlineHumanIds(ctx context.Context, _ *pbpusher.GetOnlineHumanIdsRequest) (*pbpusher.GetOnlineHumanIdsResponse, error) {
humanIDs, err := s.bridge.GetAllConnectedHumanIDs(ctx)
if err != nil {
@@ -89,7 +81,6 @@ func (s *Server) GetOnlineHumanIds(ctx context.Context, _ *pbpusher.GetOnlineHum
return &pbpusher.GetOnlineHumanIdsResponse{HumanIds: humanIDs}, nil
}
// IsOnline checks whether specific humans are currently online.
func (s *Server) IsOnline(ctx context.Context, req *pbpusher.IsOnlineRequest) (*pbpusher.IsOnlineResponse, error) {
allOnline, err := s.bridge.GetAllConnectedHumanIDs(ctx)
if err != nil {
@@ -106,7 +97,6 @@ func (s *Server) IsOnline(ctx context.Context, req *pbpusher.IsOnlineRequest) (*
return &pbpusher.IsOnlineResponse{Online: result}, nil
}
// GetChannelPresence returns presence (human IDs) for specific channels.
func (s *Server) GetChannelPresence(ctx context.Context, req *pbpusher.GetChannelPresenceRequest) (*pbpusher.GetChannelPresenceResponse, error) {
presence, err := s.bridge.GetPresence(ctx, req.ChannelIds)
if err != nil {