// ***********************************************************************
// Assembly         : Game
// Author           : Kimch
// Created          : 2021-01-12
// Description      :
// Last Modified By : 
// Last Modified On : 
// ***********************************************************************
// <copyright file= "MapPanel.ChapterWidget" company="Kunpo"></copyright>
// <summary></summary>
// ***********************************************************************

using System.Collections.Generic;
using TMPro;
using UnityEngine;
using UnityEngine.UI;

namespace G.UI
{
	partial class MapPanel
	{
		/// <summary>
		/// 章节组件
		/// </summary>
		class ChapterWidget : KUIWidget
		{
			#region Field

#pragma warning disable CS0649 // 从未对字段赋值，字段将一直保持其默认值 null
			[KUIFlag]
			KUIList __listLevel;
			//[KUIFlag("__listLevel")]
			//Image _imgMap;
			[KUIFlag]
			KUIList __listMaps;
			[KUIFlag]
			TextMeshProUGUI _tmpName;
			[KUIFlag]
			Image _imgCloud;
#pragma warning restore CS0649 // 从未对字段赋值，字段将一直保持其默认值 null

			private int _curMapIndex;
			private int _maxMapIndex;
			private List<LevelWidget> _levelWidgets;

			#endregion

			#region Method

			public override void Refresh()
			{
				if (this.data is ItemChapter chapter)
				{
					if (_levelWidgets == null)
					{
						((RectTransform)_tmpName.transform.parent).anchoredPosition = GlobalUtils.GetVector2(chapter.iconPos);

						_tmpName.text = chapter.name;

						//_imgMap.gameObject.SetActive(true);
						//var spriteAddr = $"{chapter.atlas}[{chapter.mapAsset}]";
						//_imgMap.enabled = false;
						//AssetProxy.Instance.TryGetGlobalAssetAsync<Sprite>(spriteAddr).Completed += (handle) =>
						//{
						//	_imgMap.enabled = true;
						//	_imgMap.overrideSprite = handle.Result;//.GetSprite(chapter.mapAsset);
						//};

						AssetProxy.Instance.TryGetGlobalAssetAsync<GameObject>(chapter.mapAsset).Completed += (handle) =>
						{
							if (handle.Status == UnityEngine.ResourceManagement.AsyncOperations.AsyncOperationStatus.Succeeded)
							{
								var mapGO = Instantiate(handle.Result, this.transform);
								mapGO.transform.SetAsFirstSibling();
								//mapGO.GetComponent<LayoutGroup>().enabled = false;
							}
						};

						_imgCloud.gameObject.SetActive(true);

						var levelIds = chapter.levels;
						_levelWidgets = new List<LevelWidget>(levelIds.Length);
						if (levelIds != null && levelIds.Length > 0)
							for (int i = levelIds[levelIds.Length - 1]; i >= levelIds[0]; i--)
							{
								var levelId = i;
								var levelItem = ItemProxy.Instance.GetStaticItem<ItemLevel>(levelId);
								if (levelItem != null)
								{
									var levelWidget = __listLevel.GetItem<LevelWidget>();
									levelWidget.SetData(levelItem);
									((RectTransform)levelWidget.transform).anchoredPosition = GlobalUtils.GetVector2(levelItem.iconPos);
									_levelWidgets.Add(levelWidget);
								}
							}
					}
					else
					{
						for (int i = _levelWidgets.Count - 1; i >= 0; i--)
						{
							_levelWidgets[i].Refresh();
						}
					}
				}
			}

			public void SetIndex(int index, int maxIndex)
			{
				_curMapIndex = index;
				_maxMapIndex = maxIndex;
			}

			public void SetScroll(float y)
			{
				float index = _curMapIndex;
				float maxIndex = _maxMapIndex;
				float minY = Mathf.Max(0, index - 1) / maxIndex;
				float maxY = Mathf.Min(maxIndex, index + 1) / maxIndex;
				if (y >= minY && y <= maxY)
				{
					float d = Mathf.Clamp01(Mathf.Abs(index / maxIndex - y));
					float s = 1f + (d * 0.05f - 0.02f);
					//this.transform.localScale = Vector3.one * s;
					//float c = 1f - d * 0.5f;
					//_imgMap.color = new Color(c, c, c, 1f);
					float a = 1f - d;
					_imgCloud.color = new Color(1f, 1f, 1f, a);
				}
				else
				{
					//float s = (0.8f + 0 * 0.2f);
					//_imgMap.transform.localScale = Vector3.one * s;
					//float c = 0;
					//_imgMap.color = new Color(c, c, c, 1f);
					//float a = 0;
					//_imgCloud.color = new Color(1f, 1f, 1f, a);
				}
			}

			#endregion

			#region Unity

			/// <summary>
			/// 
			/// </summary>
			private void Awake()
			{
				SetViewData();
				__listLevel.AddTemplate<LevelWidget>(true);
			}

			#endregion
		}
	}
}