feat(webrtc): add admin option to mute other participants

internal/voice/client.go

@@ -99,6 +99,33 @@ func (c *Client) ListParticipants(roomName string) ([]*livekit.ParticipantInfo,
 	return resp.Participants, nil
 }
 
+func (c *Client) MuteParticipant(roomName string, identity string) error {
+	if c == nil {
+		return fmt.Errorf("voice client not configured")
+	}
+
+	participant, err := c.roomClient.GetParticipant(context.Background(), &livekit.RoomParticipantIdentity{
+		Room:     roomName,
+		Identity: identity,
+	})
+	if err != nil {
+		return fmt.Errorf("get participant: %w", err)
+	}
+
+	for _, track := range participant.Tracks {
+		_, err := c.roomClient.MutePublishedTrack(context.Background(), &livekit.MuteRoomTrackRequest{
+			Room:     roomName,
+			Identity: identity,
+			TrackSid: track.Sid,
+			Muted:    true,
+		})
+		if err != nil {
+			return fmt.Errorf("mute track %s: %w", track.Sid, err)
+		}
+	}
+	return nil
+}
+
 func boolPtr(b bool) *bool {
 	return &b
 }

internal/voice/handlers.go

@@ -7,6 +7,7 @@ import (
 
 	"git.dustin.coffee/hobokenchicken/dumpsterChat/internal/gateway"
 	"git.dustin.coffee/hobokenchicken/dumpsterChat/internal/middleware"
+	"git.dustin.coffee/hobokenchicken/dumpsterChat/internal/permissions"
 	"github.com/go-chi/chi/v5"
 	"github.com/livekit/protocol/livekit"
 )
@@ -15,6 +16,7 @@ type Handler struct {
 	db      *sql.DB
 	client  *Client
 	hub     *gateway.Hub
+	checker *permissions.Checker
 }
 
 func NewHandler(db *sql.DB, client *Client, hub *gateway.Hub) *Handler {
@@ -22,12 +24,15 @@ func NewHandler(db *sql.DB, client *Client, hub *gateway.Hub) *Handler {
 		db:      db,
 		client:  client,
 		hub:     hub,
+		checker: permissions.NewChecker(db),
 	}
 }
 
 func (h *Handler) RegisterRoutes(r chi.Router) {
+	r.Use(middleware.RequireAuth)
 	r.Post("/token", h.GetToken)
 	r.Get("/rooms/{roomID}/participants", h.GetParticipants)
+	r.Post("/rooms/{roomID}/participants/{userID}/mute", h.MuteParticipant)
 }
 
 type tokenRequest struct {
@@ -148,3 +153,53 @@ func (h *Handler) GetParticipants(w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Content-Type", "application/json")
 	json.NewEncoder(w).Encode(result)
 }
+
+// @Summary Mute a participant
+// @Description Mute a participant's tracks in a voice room (requires MUTE_MEMBERS permission)
+// @Tags voice
+// @Security SessionAuth
+// @Param roomID path string true "Room ID"
+// @Param userID path string true "User ID (Identity)"
+// @Success 200 {object} map[string]string
+// @Router /voice/rooms/{roomID}/participants/{userID}/mute [post]
+func (h *Handler) MuteParticipant(w http.ResponseWriter, r *http.Request) {
+	roomID := chi.URLParam(r, "roomID")
+	targetIdentity := chi.URLParam(r, "userID")
+	
+	userID, ok := middleware.UserIDFromContext(r.Context())
+	if !ok {
+		http.Error(w, `{"error":"unauthorized"}`, http.StatusUnauthorized)
+		return
+	}
+
+	// Find the server_id for this channel to check permissions.
+	var serverID string
+	err := h.db.QueryRowContext(r.Context(), `SELECT server_id FROM channels WHERE id = $1`, roomID).Scan(&serverID)
+	if err != nil {
+		if err == sql.ErrNoRows {
+			http.Error(w, `{"error":"room not found or not a server channel"}`, http.StatusNotFound)
+		} else {
+			http.Error(w, `{"error":"database error"}`, http.StatusInternalServerError)
+		}
+		return
+	}
+
+	hasPerm, err := h.checker.CheckChannelPermission(r.Context(), serverID, userID, roomID, permissions.MUTE_MEMBERS)
+	if err != nil {
+		http.Error(w, `{"error":"failed to check permissions"}`, http.StatusInternalServerError)
+		return
+	}
+	if !hasPerm {
+		http.Error(w, `{"error":"forbidden: missing MUTE_MEMBERS permission"}`, http.StatusForbidden)
+		return
+	}
+
+	if err := h.client.MuteParticipant(roomID, targetIdentity); err != nil {
+		http.Error(w, `{"error":"failed to mute participant"}`, http.StatusInternalServerError)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(http.StatusOK)
+	json.NewEncoder(w).Encode(map[string]string{"status": "success"})
+}

web/src/components/VoicePanel.tsx

@@ -1,5 +1,7 @@
 import { useVoiceStore } from '../stores/voice.ts';
 import { useAuthStore } from '../stores/auth.ts';
+import { useServerStore } from '../stores/server.ts';
+import { api } from '../lib/api.ts';
 import { VoiceControls } from './VoiceControls.tsx';
 import { VideoGrid } from './VideoGrid.tsx';
 import { AudioRenderers } from './AudioRenderers.tsx';
@@ -15,6 +17,18 @@ export function VoicePanel() {
   const dismissWhisper = useVoiceStore((state) => state.dismissWhisper);
   const currentUserId = useAuthStore((state) => state.user?.id);
 
+  const userPermissions = useServerStore((state) => state.userPermissions);
+  const canMute = userPermissions.mute_members || userPermissions.administrator;
+
+  const handleMute = async (identity: string) => {
+    if (!currentRoom) return;
+    try {
+      await api.post(`/voice/rooms/${currentRoom}/participants/${identity}/mute`);
+    } catch (err) {
+      console.error('Failed to mute participant', err);
+    }
+  };
+
   if (!currentRoom) return null;
 
   return (
@@ -108,13 +122,24 @@ export function VoicePanel() {
                 <span className="text-xxs text-gb-green">[speaking]</span>
               )}
               {!isMe && (
+                <div className="ml-auto flex items-center gap-1">
+                  {canMute && !p.isMuted && (
                     <button
-                  className="ml-auto text-xxs text-gb-fg-f hover:text-gb-orange"
+                      className="text-xxs text-gb-fg-f hover:text-gb-red"
+                      onClick={() => handleMute(p.identity)}
+                      title={`Mute ${p.username}`}
+                    >
+                      [mute]
+                    </button>
+                  )}
+                  <button
+                    className="text-xxs text-gb-fg-f hover:text-gb-orange"
                     onClick={() => whisperTo(p.identity, p.username)}
                     title={`Whisper to ${p.username}`}
                   >
                     [whisper]
                   </button>
+                </div>
               )}
             </div>
           );