using System;
using System.Collections;
using MyUtility;
using UnityEngine;
using UnityEngine.UI;

namespace LE_LevelEditor.UI
{
	public class LE_LevelFileNode : MonoBehaviour
	{
		public class SendMessageInitData
		{
			public readonly int m_id;

			public readonly string m_text;

			public readonly string m_iconPath;

			public readonly bool m_isSelected;

			public Action m_onDelete;

			public SendMessageInitData(int p_id, string p_text, string p_iconPath, bool p_isSelected)
			{
				m_id = p_id;
				m_text = p_text;
				m_iconPath = p_iconPath;
				m_isSelected = p_isSelected;
			}
		}

		public const int MAX_STREAMS = 4;

		public static int s_streamCount;

		[SerializeField]
		private Text m_text;

		[SerializeField]
		private Image m_selectionImage;

		[SerializeField]
		private RawImage m_iconImage;

		[SerializeField]
		private Image m_iconOverlay;

		[SerializeField]
		private Button m_deleteBtn;

		private bool m_isIconLoading;

		private bool m_isIconLoaded;

		public void uMyGUI_TreeBrowser_InitNode(object p_data)
		{
			if (m_text != null)
			{
				if (p_data is SendMessageInitData)
				{
					SendMessageInitData data = (SendMessageInitData)p_data;
					m_text.text = data.m_text;
					StartCoroutine(LoadLevelIcon(data.m_iconPath));
					if (m_deleteBtn != null)
					{
						if (data.m_onDelete != null)
						{
							m_deleteBtn.onClick.AddListener(delegate
							{
								data.m_onDelete();
							});
						}
						else
						{
							m_deleteBtn.transform.parent.gameObject.SetActive(false);
						}
					}
					if (data.m_isSelected)
					{
						ShowSelection();
					}
				}
				else
				{
					Debug.LogError("LE_TextPrefabNode: uMyGUI_TreeBrowser_InitNode: expected p_data to be a LE_TextPrefabNode.SendMessageInitData! p_data: " + p_data);
				}
			}
			else
			{
				Debug.LogError("LE_TextPrefabNode: uMyGUI_TreeBrowser_InitNode: m_text was not set via inspector!");
			}
		}

		public void ShowSelection()
		{
			if (m_selectionImage != null)
			{
				m_selectionImage.color = Color.green;
			}
			if (m_text != null)
			{
				m_text.color = Color.green;
			}
		}

		public void HideSelection()
		{
			if (m_selectionImage != null)
			{
				m_selectionImage.color = Color.white;
			}
			if (m_text != null)
			{
				m_text.color = Color.white;
			}
		}

		private void OnDestroy()
		{
			if (m_isIconLoaded && m_iconImage != null)
			{
				UnityEngine.Object.Destroy(m_iconImage.texture);
			}
			m_isIconLoaded = false;
			if (m_isIconLoading)
			{
				s_streamCount--;
			}
			m_isIconLoading = false;
			if (m_deleteBtn != null)
			{
				m_deleteBtn.onClick.RemoveAllListeners();
			}
		}

		private IEnumerator LoadLevelIcon(string p_iconPath)
		{
			if (m_iconImage != null)
			{
				float startTime = Time.realtimeSinceStartup;
				WWW iconWWW = null;
				WaitForEndOfFrame frameEnd = new WaitForEndOfFrame();
				while (iconWWW == null || !iconWWW.isDone)
				{
					if (iconWWW == null && Time.realtimeSinceStartup - startTime >= 0.65f && s_streamCount < 4)
					{
						iconWWW = new WWW(UtilityPlatformIO.FixFilePath(p_iconPath));
						s_streamCount++;
						m_isIconLoading = true;
					}
					if (m_iconImage != null)
					{
						m_iconImage.transform.eulerAngles = 140f * Vector3.back * Time.realtimeSinceStartup;
					}
					if (m_iconOverlay != null)
					{
						m_iconOverlay.transform.rotation = Quaternion.identity;
					}
					yield return frameEnd;
				}
				m_isIconLoading = false;
				s_streamCount--;
				if (string.IsNullOrEmpty(iconWWW.error) && iconWWW.texture != null)
				{
					if (m_iconImage != null)
					{
						m_iconImage.transform.rotation = Quaternion.identity;
						if (m_iconOverlay != null)
						{
							m_iconOverlay.transform.rotation = Quaternion.identity;
						}
						if (iconWWW.texture.width > iconWWW.texture.height)
						{
							float num = (float)iconWWW.texture.width / (float)iconWWW.texture.height;
							float width = m_iconImage.rectTransform.rect.width;
							width *= num;
							m_iconImage.rectTransform.pivot = new Vector2(0f, m_iconImage.rectTransform.pivot.y);
							m_iconImage.rectTransform.localPosition -= Vector3.right * m_iconImage.rectTransform.rect.width * 0.5f;
							m_iconImage.rectTransform.SetSizeWithCurrentAnchors(RectTransform.Axis.Horizontal, width);
						}
						m_iconImage.texture = iconWWW.texture;
					}
					m_isIconLoaded = true;
				}
				else if (m_iconImage != null)
				{
					m_iconImage.enabled = false;
				}
			}
			else
			{
				yield return null;
			}
		}
	}
}