namespace FlappyBird.Gameplay.Pipes
{
    /// <summary>
    /// Contract for the pipe-spawning service.
    /// </summary>
    public interface IPipeSpawner
    {
        /// <summary>
        /// Called every frame (from a MonoBehaviour Tick).
        /// Accumulates delta time and triggers a spawn when the interval elapses.
        /// </summary>
        /// <param name="deltaTime">Time.deltaTime supplied by the caller.</param>
        void Tick(float deltaTime);
        /// <summary>Resets the internal spawn timer.</summary>
        void ResetTimer();
    }
}