Add gameday TeamSnap loading state

frontend/src/pages/GamedayPage.tsx

@@ -60,6 +60,8 @@ export function GamedayPage() {
   const [playerFilterMenuOpen, setPlayerFilterMenuOpen] = useState(false);
   const playerFilterMenuRef = useRef<HTMLDivElement | null>(null);
   const teamId = walkup.selectedTeamId;
+  const resolvedSelectedGameId =
+    selectedGameId || searchParams.get("gameId") || (walkup.nextGame ? String(walkup.nextGame.id) : "");
   const {
     activeKey: playingClipKey,
     activeDetails: nowPlaying,
@@ -111,25 +113,25 @@ export function GamedayPage() {
   }, [playerFilterMenuOpen]);
 
   const assignmentsQuery = useQuery({
-    queryKey: ["assignments", selectedGameId],
-    queryFn: () => api.listAssignments(selectedGameId),
-    enabled: Boolean(selectedGameId),
+    queryKey: ["assignments", resolvedSelectedGameId],
+    queryFn: () => api.listAssignments(resolvedSelectedGameId),
+    enabled: Boolean(resolvedSelectedGameId),
     retry: 0,
   });
 
-  const preparedGame = selectedGameId ? loadPreparedGame(selectedGameId) : null;
+  const preparedGame = resolvedSelectedGameId ? loadPreparedGame(resolvedSelectedGameId) : null;
   const assignmentList = assignmentsQuery.data ?? preparedGame?.assignments ?? [];
 
   const eventLineupQuery = useQuery({
-    queryKey: ["teamsnap", "eventLineup", teamId, selectedGameId],
-    queryFn: () => teamsnapClient.loadEventLineupData(teamId, selectedGameId),
-    enabled: Boolean(teamId && selectedGameId),
+    queryKey: ["teamsnap", "eventLineup", teamId, resolvedSelectedGameId],
+    queryFn: () => teamsnapClient.loadEventLineupData(teamId, resolvedSelectedGameId),
+    enabled: Boolean(teamId && resolvedSelectedGameId),
   });
 
   const availabilityQuery = useQuery({
-    queryKey: ["teamsnap", "availabilities", teamId, selectedGameId],
-    queryFn: () => teamsnapClient.loadAvailabilities(teamId, selectedGameId),
-    enabled: Boolean(teamId && selectedGameId),
+    queryKey: ["teamsnap", "availabilities", teamId, resolvedSelectedGameId],
+    queryFn: () => teamsnapClient.loadAvailabilities(teamId, resolvedSelectedGameId),
+    enabled: Boolean(teamId && resolvedSelectedGameId),
   });
 
   const orderedMembers = useMemo(
@@ -147,7 +149,12 @@ export function GamedayPage() {
       ? orderedMembers
       : orderedMembers.filter((member) => (playerFilter === "players" ? isPlayerMember(member) : !isPlayerMember(member)));
 
-  const selectedGame = walkup.games.find((game) => String(game.id) === selectedGameId) ?? null;
+  const selectedGame = walkup.games.find((game) => String(game.id) === resolvedSelectedGameId) ?? null;
+  const isLoadingTeamSnapData =
+    walkup.teamsQuery.isLoading ||
+    walkup.membersQuery.isLoading ||
+    walkup.eventsQuery.isLoading ||
+    (Boolean(teamId && resolvedSelectedGameId) && (eventLineupQuery.isLoading || availabilityQuery.isLoading));
 
   function selectGame(gameId: string) {
     setSelectedGameId(gameId);
@@ -168,6 +175,21 @@ export function GamedayPage() {
     );
   }
 
+  if (isLoadingTeamSnapData) {
+    return (
+      <section className="page-grid gameday-page">
+        <div className="panel gameday-loading-panel" role="status" aria-live="polite">
+          <div className="gameday-loading-spinner spinner-border text-primary" aria-hidden="true" />
+          <div className="gameday-loading-copy">
+            <span className="gameday-loading-label">Waiting for TeamSnap</span>
+            <strong>Loading gameday data</strong>
+            <span className="muted">Teams, games, roster data, and lineup details are being fetched.</span>
+          </div>
+        </div>
+      </section>
+    );
+  }
+
   return (
     <section className="page-grid gameday-page">
       {isPlaybackPlaying && nowPlaying ? (

frontend/src/styles.css

@@ -279,6 +279,35 @@ select {
   margin-top: 0;
 }
 
+.gameday-loading-panel {
+  min-height: min(42vh, 24rem);
+  display: grid;
+  place-items: center;
+  gap: 1rem;
+  text-align: center;
+  padding: 2rem 1.5rem;
+}
+
+.gameday-loading-spinner {
+  width: 3rem;
+  height: 3rem;
+  border-width: 0.28rem;
+}
+
+.gameday-loading-copy {
+  display: grid;
+  gap: 0.35rem;
+  max-width: 24rem;
+}
+
+.gameday-loading-label {
+  color: var(--accent);
+  font-size: 0.82rem;
+  font-weight: 700;
+  letter-spacing: 0.08em;
+  text-transform: uppercase;
+}
+
 .stack {
   display: grid;
   gap: 0.75rem;