// Game dimensions
export const WALL_THICKNESS = 10;

export const CONTAINER_WIDTH = 400;
export const CONTAINER_HEIGHT = 600;

// NEXT fruit panel sits to the right of the container
export const PANEL_WIDTH = 60;
export const PANEL_GAP = 12;

// Canvas sized to fit: padding + container + walls + gap + panel + padding
const PADDING = 20;
export const CANVAS_WIDTH = PADDING + WALL_THICKNESS + CONTAINER_WIDTH + WALL_THICKNESS + PANEL_GAP + PANEL_WIDTH + PADDING;
export const CANVAS_HEIGHT = 700;

// Container is positioned so the panel fits to its right
export const CONTAINER_X = PADDING + WALL_THICKNESS;
export const CONTAINER_Y = CANVAS_HEIGHT - CONTAINER_HEIGHT - 20;

// Danger line: ~50px below the top of the container walls
export const DANGER_LINE_Y = CONTAINER_Y + 50;

// Physics
export const GRAVITY = { x: 0, y: 1.5 };
export const FRUIT_BODY_OPTIONS = {
  restitution: 0.3,
  friction: 0.3,
  frictionAir: 0.02,
  frictionStatic: 0.5,
  density: 0.003,
};

// Fixed physics step: run sub-steps at this interval to prevent tunneling
export const PHYSICS_STEP_MS = 1000 / 60; // ~16.67ms
export const MAX_SUB_STEPS = 5; // cap sub-steps to avoid spiral of death

// Timing
export const DROP_COOLDOWN_MS = 500;
export const NEW_FRUIT_GRACE_MS = 1000;