Updating

baseball/src/app/api/lineups/route.ts

@@ -15,7 +15,7 @@ export async function GET(request: Request) {
     const { searchParams } = new URL(request.url);
     const gameDate = searchParams.get("gameDate");
     const filter = gameDate ? { gameDate: new Date(gameDate) } : {};
-    const lineups = await LineupModel.find(filter).sort({ gameDate: -1 }).lean();
+    const lineups = await LineupModel.find(filter).sort({ gameDate: -1, lineupNumber: -1 }).lean();
     return NextResponse.json(serialize(lineups));
   } catch (error) {
     return handleApiError(error);
@@ -26,8 +26,12 @@ export async function POST(request: Request) {
   try {
     await connectToDatabase();
     const payload = saveLineupSchema.parse(await request.json());
+    const gameDate = new Date(payload.gameDate);
+    const latestForDate = await LineupModel.findOne({ gameDate }).sort({ lineupNumber: -1 }).select("lineupNumber").lean();
+    const lineupNumber = (latestForDate?.lineupNumber ?? 0) + 1;
     const lineupPayload = {
-      gameDate: new Date(payload.gameDate),
+      gameDate,
+      lineupNumber,
       playerIds: payload.playerIds,
       startingPitcherId: payload.startingPitcherId ?? null,
       battingOrder: payload.battingOrder,
@@ -36,11 +40,7 @@ export async function POST(request: Request) {
       notes: payload.notes
     };
 
-    const lineup = await LineupModel.findOneAndUpdate({ gameDate: lineupPayload.gameDate }, lineupPayload, {
-      upsert: true,
-      new: true,
-      runValidators: true
-    }).lean();
+    const lineup = await LineupModel.create(lineupPayload);
 
     await GameModel.findOneAndUpdate(
       { gameDate: lineupPayload.gameDate },
@@ -52,7 +52,7 @@ export async function POST(request: Request) {
       { upsert: true, new: true }
     );
 
-    return NextResponse.json(serialize(lineup), { status: 201 });
+    return NextResponse.json(serialize(lineup.toObject()), { status: 201 });
   } catch (error) {
     return handleApiError(error);
   }