using LE_LevelEditor.Core;
using MyUtility;
using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.UI;

namespace LE_LevelEditor.UI
{
	public class LE_ObjectPrefabNode : MonoBehaviour, IScrollHandler, IEventSystemHandler
	{
		public class SendMessageInitData
		{
			public readonly LE_Object m_object;

			public readonly int m_indentLevel;

			public SendMessageInitData(LE_Object p_object, int p_indentLevel)
			{
				m_object = p_object;
				m_indentLevel = p_indentLevel;
			}
		}

		[SerializeField]
		private Text m_text;

		[SerializeField]
		private RawImage m_image;

		[SerializeField]
		private Image m_selectionImage;

		public Color selectedColor = Color.green;

		private ScrollRect m_parentScroller;

		public RawImage Image
		{
			get
			{
				return m_image;
			}
		}

		public void uMyGUI_TreeBrowser_InitNode(object p_data)
		{
			if (m_text != null && m_image != null)
			{
				if (p_data is SendMessageInitData)
				{
					SendMessageInitData sendMessageInitData = (SendMessageInitData)p_data;
					Texture2D texture2D = (Texture2D)Resources.Load(sendMessageInitData.m_object.IconPath);
					if (texture2D != null)
					{
						m_image.texture = texture2D;
					}
					else
					{
						Debug.LogError("LE_ObjectPrefabNode: uMyGUI_TreeBrowser_InitNode: object '" + sendMessageInitData.m_object.name + "' has an invalid icon resource path! Path: '" + sendMessageInitData.m_object.IconPath + "'");
					}
					if (sendMessageInitData.m_object.editorName == string.Empty)
					{
						m_text.text = UtilityStrings.InsertSpacesIntoCamelCase(sendMessageInitData.m_object.name);
					}
					else
					{
						m_text.text = sendMessageInitData.m_object.editorName;
					}
					Vector2 offsetMax = m_text.rectTransform.offsetMax;
					offsetMax.x -= (float)sendMessageInitData.m_indentLevel * 10f;
					m_text.rectTransform.offsetMax = offsetMax;
				}
				else if (p_data is LE_ObjectCategoryNode.SendMessageInitData)
				{
					LE_ObjectCategoryNode.SendMessageInitData sendMessageInitData2 = (LE_ObjectCategoryNode.SendMessageInitData)p_data;
					Debug.LogError("LE_ObjectPrefabNode: uMyGUI_TreeBrowser_InitNode: the category '" + sendMessageInitData2.m_categoryName + "' is empty and will not be shown correctly!");
					m_image.gameObject.SetActive(false);
					m_text.text = LE_ObjectCategoryNode.GetCleanCategoryName(sendMessageInitData2.m_categoryName);
				}
				else
				{
					Debug.LogError("LE_ObjectPrefabNode: uMyGUI_TreeBrowser_InitNode: expected p_data to be a LE_ObjectPrefabNode.SendMessageInitData! p_data: " + p_data);
				}
			}
			else
			{
				Debug.LogError("LE_ObjectPrefabNode: uMyGUI_TreeBrowser_InitNode: m_text or m_image were not set via inspector!");
			}
		}

		public void OnSelected()
		{
			LE_ObjectDragDrop componentInParent = GetComponentInParent<LE_ObjectDragDrop>();
			if (componentInParent != null)
			{
				componentInParent.OnObjectSelected(this);
			}
			else
			{
				Debug.LogError("LE_ObjectPrefabNode: OnSelected: could not find LE_ObjectDragDrop in parents!");
			}
			ShowSelection();
		}

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

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

		public void OnScroll(PointerEventData data)
		{
			if (m_parentScroller == null)
			{
				m_parentScroller = GetComponentInParent<ScrollRect>();
			}
			if (!(m_parentScroller == null))
			{
				m_parentScroller.OnScroll(data);
			}
		}
	}
}