using UnityEngine;

namespace Es.WaveformProvider.Sample
{
	[RequireComponent(typeof(Collider), typeof(Rigidbody))]
	public class CollisionWaveInput : MonoBehaviour
	{
		[SerializeField]
		private Texture2D waveform;

		[SerializeField]
		[Range(0f, 1f)]
		private float inputScaleFitter = 0.01f;

		[SerializeField]
		[Range(0f, 1f)]
		private float strength = 1f;

		private Rigidbody rigidbody;

		private void Awake()
		{
			rigidbody = GetComponent<Rigidbody>();
		}

		private void OnCollisionEnter(Collision collision)
		{
			WaveInput(collision);
		}

		public void OnCollisionStay(Collision collision)
		{
			WaveInput(collision);
		}

		private void WaveInput(Collision collision)
		{
			ContactPoint[] contacts = collision.contacts;
			for (int i = 0; i < contacts.Length; i++)
			{
				ContactPoint contactPoint = contacts[i];
				WaveConductor component = contactPoint.otherCollider.GetComponent<WaveConductor>();
				if (component != null)
				{
					component.Input(waveform, contactPoint.point, rigidbody.velocity.magnitude * rigidbody.mass * inputScaleFitter, strength);
				}
			}
		}
	}
}