using Crosstales.Radio.Util;
using UnityEngine;

namespace Crosstales.Radio.Tool
{
	[HelpURLAttribute("https://www.crosstales.com/media/data/assets/radio/api/class_crosstales_1_1_radio_1_1_tool_1_1_internet_check.html")]
	[ExecuteInEditMode]
	public class CrossFader : MonoBehaviour
	{
		[Tooltip("Audio source A (e.g. left) to fade.")]
		public AudioSource SourceA;

		[Tooltip("Audio source B (e.g. right) to fade.")]
		public AudioSource SourceB;

		private float volumeA = 1f;

		private float volumeB = 1f;

		public float FaderPosition
		{
			get
			{
				float num = ((!(SourceA != null)) ? 1f : SourceA.volume) / volumeA;
				float num2 = ((!(SourceB != null)) ? 1f : SourceB.volume) / volumeB;
				float num3 = 0f;
				float num4 = 0f;
				if (num < 1f)
				{
					num3 = 1f - num;
				}
				if (num2 < 1f)
				{
					num4 = 0f - (1f - num2);
				}
				if (num3 > 0f && !(num4 < 0f))
				{
					return num3;
				}
				if (!(num3 > 0f) && num4 < 0f)
				{
					return num4;
				}
				return 0f;
			}
			set
			{
				float num = Mathf.Clamp(value, -1f, 1f);
				if (num > 0f)
				{
					float num2 = 0f - (num - 1f);
					if (SourceA != null)
					{
						SourceA.volume = volumeA * num2;
					}
					if (SourceB != null)
					{
						SourceB.volume = volumeB;
					}
				}
				else if (num < 0f)
				{
					float num3 = 1f - (0f - num);
					if (SourceA != null)
					{
						SourceA.volume = volumeA;
					}
					if (SourceB != null)
					{
						SourceB.volume = volumeB * num3;
					}
				}
				else
				{
					if (SourceA != null)
					{
						SourceA.volume = volumeA;
					}
					if (SourceB != null)
					{
						SourceB.volume = volumeB;
					}
				}
			}
		}

		public void Start()
		{
			if (SourceA != null && SourceB != null && SourceA != SourceB)
			{
				volumeA = SourceA.volume;
				volumeB = SourceB.volume;
			}
			else if (!Helper.isEditorMode)
			{
				Debug.LogError("'SourceA' or 'SourceB' are null or equals!");
			}
		}
	}
}