feat: add foodsPerLevel to GameOptions with default of 10

- New option: foodsPerLevel (defaults to 10)
- Controls how many foods must be eaten to level up
- Example: useGame({ foodsPerLevel: 5 })

src/types.ts

@@ -33,6 +33,7 @@ export type GameOptions = {
   rows?: number;
   timeLimit?: number;
   startingLevel?: number;
+  foodsPerLevel?: number;
 };
 
 // ============================================================================

src/useGame/useGame.ts

@@ -8,7 +8,7 @@ import { useKeyBindings, type UseKeyBindingsType } from "./useKeyBindings";
 import { useScore } from "../useScore";
 
 export function useGame(options?: GameOptions, platformHook?: unknown): GameManager {
-  const { cols = 30, rows = 20, startingLevel } = options ?? {};
+  const { cols = 30, rows = 20, startingLevel, foodsPerLevel } = options ?? {};
 
   const boardManager = useBoard();
   const { containerRef, renderBoard } = boardManager;
@@ -18,7 +18,7 @@ export function useGame(options?: GameOptions, platformHook?: unknown): GameMana
 
   const foodManager = useFood(cols, rows, boardManager);
 
-  const gameManager = useGameStatus(boardManager, snakeManager, foodManager, { startingLevel });
+  const gameManager = useGameStatus(boardManager, snakeManager, foodManager, { startingLevel, foodsPerLevel });
   const { gameStatus, setGameStatus, startGame, quitGame, togglePause, score, level } = gameManager;
 
   useEffect(() => {

src/useGameStatus/useGameStatus.ts

@@ -4,10 +4,9 @@ import type { UseBoardType } from "../useBoard";
 import type { UseCursorType } from "../useCursor";
 import type { UseFoodType } from "../useGame/useFood";
 
-const FOODS_PER_LEVEL = 2;
-
 export type UseGameStatusParams = {
   startingLevel?: number;
+  foodsPerLevel?: number;
 };
 
 export function useGameStatus(
@@ -17,6 +16,7 @@ export function useGameStatus(
   params?: UseGameStatusParams
 ) {
   const startingLevel = params?.startingLevel ?? 1;
+  const foodsPerLevel = params?.foodsPerLevel ?? 10;
   const { containerRef } = boardManager;
   const { initSnake, clearSnake, snakeBodyRef } = snakeManager;
   const { spawnFood, clearFood } = foodManager;
@@ -91,7 +91,7 @@ export function useGameStatus(
               shouldGrow = true;
 
               // Check BEFORE incrementing if we're about to level up
-              const willLevelUp = (foodsEatenRef.current + 1) >= FOODS_PER_LEVEL;
+              const willLevelUp = (foodsEatenRef.current + 1) >= foodsPerLevel;
 
                foodsEatenRef.current += 1;