1 files changed, 31 insertions, 0 deletions
diff --git a/src/state/index.ts b/src/state/index.ts
new file mode 100644
index 0000000..03d218f
--- /dev/null
+++ b/src/state/index.ts
@@ -0,0 +1,31 @@
+import { GAME_SIZE, NUM_STARTING_BALLS } from "./const";
+import { Ball, GameState, SessionState } from "./types";
+
+export * from "./const";
+export * from "./types";
+
+const createRandomBall = (): Ball => ({
+  position: [
+    GAME_SIZE.cols / 4 + (Math.random() * GAME_SIZE.cols) / 2,
+    GAME_SIZE.rows / 4 + (Math.random() * GAME_SIZE.rows) / 2,
+  ],
+  velocity: [-1 + Math.random() * 2, 0.5 + Math.random()],
+});
+
+const createGameState = () =>
+  ({
+    paddle: { position: [0, GAME_SIZE.rows - 1] },
+    balls: new Array(NUM_STARTING_BALLS)
+      .fill(undefined)
+      .map(() => createRandomBall()),
+    bricks: new Array(GAME_SIZE.cols * 5).fill(undefined).map((_, i) => ({
+      position: [i % GAME_SIZE.cols, Math.floor(i / GAME_SIZE.cols)],
+    })),
+  } satisfies GameState);
+
+export const createSessionState = (sessionId: string) =>
+  ({
+    sessionId,
+    localPlayerGameState: createGameState(),
+    remotePlayerGameState: createGameState(),
+  } satisfies SessionState);