board consumed in example

src/types.ts

@@ -0,0 +1,18 @@
+import { useGame } from "./useGame";
+
+export type UseGameType = ReturnType<typeof useGame>;
+
+export type GamePhase = "idle" | "playing";
+export type PlayStatus = "started" | "game-over" | "game-won";
+export type GameStatus = "waiting" | "started" | "game-over" | "game-won";
+
+export const isPlaying = (status: GameStatus): status is PlayStatus =>
+  status === "started" || status === "game-over" || status === "game-won";
+
+export const getGamePhase = (status: GameStatus): GamePhase =>
+  status === "waiting" ? "idle" : "playing";
+
+export type Direction = "up" | "down" | "left" | "right";
+export type Position = { r: number; c: number };
+export type SnakeBody = Position[];
+