feat(lobby): allow up to 100 players per room

app/api/rooms/[code]/route.ts

@@ -371,6 +371,22 @@ export async function PATCH(
       return Response.json({ room });
     }
 
+    // Hôte change le nombre de joueurs max
+    case "setMaxPlayers": {
+      const host = room.players.find((p) => p.id === playerId);
+      if (!host?.isHost) {
+        return Response.json(
+          { error: "Seul l'hôte peut modifier ce paramètre" },
+          { status: 403 },
+        );
+      }
+      if (typeof value === "number") {
+        room.maxPlayers = Math.min(Math.max(Math.floor(value), 2), 100);
+        await saveRoom(room);
+      }
+      return Response.json({ room });
+    }
+
     // Hôte change le nombre de manches
     case "setTotalRounds": {
       const host = room.players.find((p) => p.id === playerId);

app/api/rooms/route.ts

@@ -117,7 +117,7 @@ export async function POST(request: NextRequest) {
 
   const clampedMax = Math.min(
     Math.max(typeof maxPlayers === "number" ? Math.floor(maxPlayers) : 16, 2),
-    16,
+    100,
   );
   const clampedRounds = Math.min(
     Math.max(typeof totalRounds === "number" ? Math.floor(totalRounds) : 3, 1),

app/components/LobbyScreen.tsx

@@ -20,6 +20,7 @@ type LobbyScreenProps = {
   setGameMode: (v: Room["gameMode"]) => void;
   onSetGameMode: (v: Room["gameMode"]) => void;
   onSetTotalRounds: (v: number) => void;
+  onSetMaxPlayers: (v: number) => void;
   onSetSearchAllowed: (v: boolean) => void;
   onSetTimeLimit: (v: number) => void;
 };
@@ -41,6 +42,7 @@ export function LobbyScreen({
   setGameMode,
   onSetGameMode,
   onSetTotalRounds,
+  onSetMaxPlayers,
   onSetSearchAllowed,
   onSetTimeLimit,
 }: LobbyScreenProps) {
@@ -171,10 +173,10 @@ export function LobbyScreen({
               <span className="text-xs text-[#888]">Joueurs max</span>
               <select
                 value={maxPlayers}
-                onChange={(e) => { setMaxPlayers(Number(e.target.value)); }}
+                onChange={(e) => { const v = Number(e.target.value); setMaxPlayers(v); onSetMaxPlayers(v); }}
                 className="w-full min-h-11 px-2 bg-[#0f0f0f] border border-[#2e2e2e] rounded-xl text-sm text-[#f0f0f0] outline-none focus:border-[#7c3aed] cursor-pointer transition-colors"
               >
-                {[2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 16].map((n) => (
+                {[2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 16, 20, 25, 30, 40, 50, 75, 100].map((n) => (
                   <option key={n} value={n}>
                     {n} joueurs
                   </option>

app/components/ScreenRouter.tsx

@@ -160,6 +160,7 @@ export function ScreenRouter({
         setGameMode={setGameMode}
         onSetGameMode={(v) => multi.setGameMode(v)}
         onSetTotalRounds={(v) => multi.setTotalRounds(v)}
+        onSetMaxPlayers={(v) => multi.setMaxPlayers(v)}
         onSetSearchAllowed={(v) => multi.setSearchAllowed(v)}
         onSetTimeLimit={(v) => multi.setTimeLimit(v)}
       />

app/page.tsx

@@ -12,7 +12,7 @@ export default function WikiRush() {
   const [screen, setScreen] = useState<Screen>("home");
   const [playerName, setPlayerName] = useState("");
   const [joinCode, setJoinCode] = useState("");
-  const [maxPlayers, setMaxPlayers] = useState(16);
+  const [maxPlayers, setMaxPlayers] = useState(100);
   const [totalRounds, setTotalRounds] = useState(3);
   const [gameMode, setGameMode] = useState<"race" | "all_finish">("race");
   const [error, setError] = useState<string | null>(null);

lib/useMultiGame.ts

@@ -430,6 +430,16 @@ export function useMultiGame() {
     if (res.ok) setRoom(((await res.json()) as { room: Room }).room);
   }
 
+  async function setMaxPlayers(value: number) {
+    if (!room || !playerId) return;
+    const res = await fetch(`/api/rooms/${room.code}`, {
+      method: "PATCH",
+      headers: { "Content-Type": "application/json" },
+      body: JSON.stringify({ action: "setMaxPlayers", playerId, value }),
+    });
+    if (res.ok) setRoom(((await res.json()) as { room: Room }).room);
+  }
+
   async function setSearchAllowed(value: boolean) {
     if (!room || !playerId) return;
     const res = await fetch(`/api/rooms/${room.code}`, {
@@ -529,6 +539,7 @@ export function useMultiGame() {
     timeLeft,
     setGameMode,
     setTotalRounds,
+    setMaxPlayers,
     setTimeLimit,
     setSearchAllowed,
     restore,