Initial commit

Assets/YooAsset/Editor/AssetBundleBuilder/AssetBundleBuilder.cs

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+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEditor;
+using YooAsset.Utility;
+
+namespace YooAsset.Editor
+{
+	public class AssetBundleBuilder
+	{
+		/// <summary>
+		/// 构建参数
+		/// </summary>
+		public class BuildParameters
+		{
+			/// <summary>
+			/// 是否验证构建结果
+			/// </summary>
+			public bool IsVerifyBuildingResult = false;
+			
+			/// <summary>
+			/// 输出的根目录
+			/// </summary>
+			public string OutputRoot;
+
+			/// <summary>
+			/// 构建的平台
+			/// </summary>
+			public BuildTarget BuildTarget;
+
+			/// <summary>
+			/// 构建的版本（资源版本号）
+			/// </summary>
+			public int BuildVersion;
+
+			/// <summary>
+			/// 是否允许冗余机制
+			/// 说明：冗余机制可以帮助我们减少包体数量
+			/// </summary>
+			public bool ApplyRedundancy = false;
+
+			/// <summary>
+			/// 是否附加上文件扩展名
+			/// </summary>
+			public bool AppendFileExtension = false;
+
+
+			/// <summary>
+			/// 压缩选项
+			/// </summary>
+			public ECompressOption CompressOption;
+
+			/// <summary>
+			/// 是否强制重新构建整个项目，如果为FALSE则是增量打包
+			/// </summary>
+			public bool IsForceRebuild;
+
+			/// <summary>
+			/// 内置资源的标记列表
+			/// 注意：分号为分隔符
+			/// </summary>
+			public string BuildinTags;
+
+			#region 高级选项
+			/// <summary>
+			/// 文件名附加上哈希值
+			/// </summary>
+			public bool IsAppendHash = false;
+
+			/// <summary>
+			/// 禁止写入类型树结构（可以降低包体和内存并提高加载效率）
+			/// </summary>
+			public bool IsDisableWriteTypeTree = false;
+
+			/// <summary>
+			/// 忽略类型树变化
+			/// </summary>
+			public bool IsIgnoreTypeTreeChanges = true;
+
+			/// <summary>
+			/// 禁用名称查找资源（可以降内存并提高加载效率）
+			/// </summary>
+			public bool IsDisableLoadAssetByFileName = false;
+			#endregion
+
+
+			/// <summary>
+			/// 获取内置标记列表
+			/// </summary>
+			public List<string> GetBuildinTags()
+			{
+				return StringUtility.StringToStringList(BuildinTags, ';');
+			}
+		}
+
+		/// <summary>
+		/// 构建参数环境
+		/// </summary>
+		public class BuildParametersContext : IContextObject
+		{
+			/// <summary>
+			/// 构建参数
+			/// </summary>
+			public BuildParameters Parameters { private set; get; }
+
+			/// <summary>
+			/// 构建管线的输出目录
+			/// </summary>
+			public string PipelineOutputDirectory { private set; get; }
+
+
+			public BuildParametersContext(BuildParameters parameters)
+			{
+				Parameters = parameters;
+				PipelineOutputDirectory = AssetBundleBuilderHelper.MakePipelineOutputDirectory(parameters.OutputRoot, parameters.BuildTarget);
+			}
+
+			/// <summary>
+			/// 获取本次构建的补丁目录
+			/// </summary>
+			public string GetPackageDirectory()
+			{
+				return $"{Parameters.OutputRoot}/{Parameters.BuildTarget}/{Parameters.BuildVersion}";
+			}
+
+			/// <summary>
+			/// 获取构建选项
+			/// </summary>
+			public BuildAssetBundleOptions GetPipelineBuildOptions()
+			{
+				// For the new build system, unity always need BuildAssetBundleOptions.CollectDependencies and BuildAssetBundleOptions.DeterministicAssetBundle
+				// 除非设置ForceRebuildAssetBundle标记，否则会进行增量打包
+
+				BuildAssetBundleOptions opt = BuildAssetBundleOptions.None;
+				opt |= BuildAssetBundleOptions.StrictMode; //Do not allow the build to succeed if any errors are reporting during it.
+
+				if (Parameters.CompressOption == ECompressOption.Uncompressed)
+					opt |= BuildAssetBundleOptions.UncompressedAssetBundle;
+				else if (Parameters.CompressOption == ECompressOption.LZ4)
+					opt |= BuildAssetBundleOptions.ChunkBasedCompression;
+
+				if (Parameters.IsForceRebuild)
+					opt |= BuildAssetBundleOptions.ForceRebuildAssetBundle; //Force rebuild the asset bundles
+				if (Parameters.IsAppendHash)
+					opt |= BuildAssetBundleOptions.AppendHashToAssetBundleName; //Append the hash to the assetBundle name
+				if (Parameters.IsDisableWriteTypeTree)
+					opt |= BuildAssetBundleOptions.DisableWriteTypeTree; //Do not include type information within the asset bundle (don't write type tree).
+				if (Parameters.IsIgnoreTypeTreeChanges)
+					opt |= BuildAssetBundleOptions.IgnoreTypeTreeChanges; //Ignore the type tree changes when doing the incremental build check.
+				if (Parameters.IsDisableLoadAssetByFileName)
+				{
+					opt |= BuildAssetBundleOptions.DisableLoadAssetByFileName; //Disables Asset Bundle LoadAsset by file name.
+					opt |= BuildAssetBundleOptions.DisableLoadAssetByFileNameWithExtension; //Disables Asset Bundle LoadAsset by file name with extension.
+				}
+
+				return opt;
+			}
+		}
+
+
+		private readonly BuildContext _buildContext = new BuildContext();
+
+		/// <summary>
+		/// 开始构建
+		/// </summary>
+		public bool Run(BuildParameters buildParameters)
+		{
+			// 清空旧数据
+			_buildContext.ClearAllContext();
+
+			// 构建参数
+			var buildParametersContext = new BuildParametersContext(buildParameters);
+			_buildContext.SetContextObject(buildParametersContext);
+
+			// 执行构建流程
+			List<IBuildTask> pipeline = new List<IBuildTask>
+			{
+				new TaskPrepare(), //前期准备工作
+				new TaskGetBuildMap(), //获取构建列表
+				new TaskBuilding(), //开始执行构建			
+				new TaskEncryption(), //加密资源文件
+				new TaskCreatePatchManifest(), //创建清单文件
+				new TaskCreateReadme(), //创建说明文件
+				new TaskCreatePatchPackage(), //制作补丁包
+				new TaskCopyBuildinFiles(), //拷贝内置文件
+			};
+
+			bool succeed = BuildRunner.Run(pipeline, _buildContext);
+			if (succeed)
+				Debug.Log($"构建成功！");
+			else
+				Debug.LogWarning($"构建失败！");
+			return succeed;
+		}
+	}
+}