YooAsset/Assets/YooAsset/Editor/AssetBundleBuilder/BuildBundleInfo.cs

using System.Linq;
using System.Collections;
using System.Collections.Generic;
using UnityEditor;

namespace YooAsset.Editor
{
	/// <summary>
	/// 构建的资源包信息类
	/// </summary>
	public class BuildBundleInfo
	{
		/// <summary>
		/// 资源包完整名称
		/// </summary>
		public string BundleName { private set; get; }

		/// <summary>
		/// 资源包标签名
		/// </summary>
		public string BundleLabel { private set; get; }

		/// <summary>
		/// 资源包文件格式
		/// </summary>
		public string BundleVariant { private set; get; }

		/// <summary>
		/// 包含的资源列表
		/// </summary>
		public readonly List<BuildAssetInfo> Assets = new List<BuildAssetInfo>();

		/// <summary>
		/// 是否为原生文件
		/// </summary>
		public bool IsRawFile
		{
			get
			{
				foreach (var asset in Assets)
				{
					if (asset.IsRawAsset)
						return true;
				}
				return false;
			}
		}


		public BuildBundleInfo(string bundleLabel, string bundleVariant)
		{
			BundleLabel = bundleLabel;
			BundleVariant = bundleVariant;
			BundleName = AssetBundleBuilderHelper.MakeBundleName(bundleLabel, bundleVariant);
		}

		/// <summary>
		/// 是否包含指定资源
		/// </summary>
		public bool IsContainsAsset(string assetPath)
		{
			foreach (var assetInfo in Assets)
			{
				if (assetInfo.AssetPath == assetPath)
				{
					return true;
				}
			}
			return false;
		}

		/// <summary>
		/// 添加一个打包资源
		/// </summary>
		public void PackAsset(BuildAssetInfo assetInfo)
		{
			if (IsContainsAsset(assetInfo.AssetPath))
				throw new System.Exception($"Asset is existed : {assetInfo.AssetPath}");

			Assets.Add(assetInfo);
		}

		/// <summary>
		/// 获取文件的扩展名
		/// </summary>
		public string GetAppendExtension()
		{
			if (IsRawFile)
				return $".{ResourceSettingData.Setting.RawFileVariant}";
			else
				return $".{ResourceSettingData.Setting.AssetBundleFileVariant}";
		}

		/// <summary>
		/// 获取资源标记列表
		/// </summary>
		public string[] GetAssetTags()
		{
			List<string> result = new List<string>(Assets.Count);
			foreach (var assetInfo in Assets)
			{
				foreach (var assetTag in assetInfo.AssetTags)
				{
					if (result.Contains(assetTag) == false)
						result.Add(assetTag);
				}
			}
			return result.ToArray();
		}

		/// <summary>
		/// 获取主动收集的资源路径列表
		/// </summary>
		public string[] GetCollectAssetPaths()
		{
			return Assets.Where(t => t.IsCollectAsset).Select(t => t.AssetPath).ToArray();
		}

		/// <summary>
		/// 获取构建的资源路径列表
		/// </summary>
		public string[] GetBuildinAssetPaths()
		{
			return Assets.Select(t => t.AssetPath).ToArray();
		}

		/// <summary>
		/// 获取主动收集的资源信息列表
		/// </summary>
		public BuildAssetInfo[] GetCollectAssetInfos()
		{
			return Assets.Where(t => t.IsCollectAsset).ToArray();
		}

		/// <summary>
		/// 创建AssetBundleBuild类
		/// </summary>
		public UnityEditor.AssetBundleBuild CreatePipelineBuild()
		{
			// 注意：我们不在支持AssetBundle的变种机制
			AssetBundleBuild build = new AssetBundleBuild();
			build.assetBundleName = BundleName;
			build.assetBundleVariant = string.Empty;
			build.assetNames = GetBuildinAssetPaths();
			return build;
		}
	}
}