namespace Domain {
	public class Model {
		public int Score { private set; get; }

		public readonly int SpawnRate;
		public readonly int GrowIterations;

		public float GrowPercentage { private set; get; }

		public bool NeedsToSpawn { private set; get; }
		public bool NeedsToAnimate { private set; get; }

		public Model(int spawnRate, int growIterations) : this(0, spawnRate, growIterations) { }

		public Model(int score, int spawnRate, int growIterations) {
			Score = score;
			SpawnRate = spawnRate;
			GrowIterations = growIterations;
		}

		public void AddScore() {
			Score++;
			NeedsToAnimate = NeedsToSpawn = false;

			if (Score % GrowIterations == 0) {
				GrowPercentage = Score / (float)(SpawnRate * GrowIterations);
				NeedsToAnimate = true;
			}
			if (Score % (SpawnRate * GrowIterations) == 0)
				NeedsToSpawn = true;
		}
	}
}