small structure changes for less redundancy

client/src/components/game/reducers.ts

@@ -0,0 +1,21 @@
+import type { Action, CustomSquares, Lobby } from "@/types";
+
+export function lobbyReducer(lobby: Lobby, action: Action): Lobby {
+    switch (action.type) {
+        case "updateLobby":
+            return { ...lobby, ...action.payload };
+
+        case "setSide":
+            return { ...lobby, side: action.payload };
+
+        case "setGame":
+            return { ...lobby, actualGame: action.payload };
+
+        default:
+            throw new Error("Invalid action type");
+    }
+}
+
+export function squareReducer(squares: CustomSquares, action: Partial<CustomSquares>) {
+    return { ...squares, ...action };
+}