Fixed some behaviour in Elo calculation. Began implement match logic.

src/endpoints/matches.ts

@@ -0,0 +1,43 @@
+import { orm } from '../orm/orm';
+import { UnwrappedRequest } from '../utilities/guard';
+import { CreatedResponse, ErrorResponse, OkResponse } from '../utilities/responseHelper';
+import { CreateMatchRequest } from '../utilities/requestModels';
+import { GameId, MatchId, PlayerId, UserId } from '../utilities/secureIds';
+import { MatchParticipant } from '../orm/matches';
+
+async function create(request: UnwrappedRequest<CreateMatchRequest>): Promise<Response> {
+    try {
+        const newUser = await orm.matches.create({
+            gameId: GameId.fromHash(request.body.gameId),
+            ownerId: request.claims.userId as UserId,
+            participants: request.body.participants.map(
+                (x) => new MatchParticipant(PlayerId.fromHash(x.playerId), x.standing),
+            ),
+        });
+        return new CreatedResponse(newUser);
+    } catch (error: any) {
+        return new ErrorResponse(error as Error);
+    }
+}
+
+async function get(request: UnwrappedRequest): Promise<Response> {
+    try {
+        return new OkResponse(await orm.matches.get(MatchId.fromHash(request.params.id), request.claims));
+    } catch (error: any) {
+        return new ErrorResponse(error as Error);
+    }
+}
+
+async function drop(request: UnwrappedRequest): Promise<Response> {
+    try {
+        return new OkResponse(await orm.matches.drop(UserId.fromHash(request.params.id), request.claims));
+    } catch (error: any) {
+        return new ErrorResponse(error as Error);
+    }
+}
+
+export default {
+    create,
+    get,
+    drop,
+};