using UnityEngine;

namespace Artngame.SKYMASTER
{
	public class LightFlash : MonoBehaviour
	{
		public float delay = 1.5f;

		private float cur_time;

		private Light this_light;

		private float start_emit_time;

		private bool emits;

		public float emit_time = 1f;

		public float speed = 1f;

		private PerlinSKYMASTER noise;

		private void Start()
		{
			cur_time = Time.fixedTime;
			this_light = GetComponent<Light>();
		}

		private void Update()
		{
			if (noise == null)
			{
				noise = new PerlinSKYMASTER();
			}
			float num = Time.time * speed * 0.1365143f;
			float num2 = Time.time * speed * 1.21688f;
			float num3 = Time.time * speed * 2.5564f;
			if ((Time.fixedTime - cur_time > delay) & !emits)
			{
				start_emit_time = Time.fixedTime;
				emits = true;
				cur_time = Time.fixedTime;
			}
			if (emits)
			{
				if (Time.fixedTime - start_emit_time <= emit_time)
				{
					this_light.intensity = (float)Random.Range(1, 3) * noise.Noise(num + this_light.intensity, num2 + this_light.intensity, num3 + this_light.intensity);
					return;
				}
				emits = false;
				this_light.intensity = 0f;
				start_emit_time = 0f;
			}
		}
	}
}