Initial commit

Assets/YooAsset/Editor/AssetBundleBuilder/AssetBundleBuilderHelper.cs

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+using System.Collections;
+using System.Collections.Generic;
+using System.IO;
+using UnityEngine;
+using UnityEditor;
+using YooAsset.Utility;
+
+namespace YooAsset.Editor
+{
+	public static class AssetBundleBuilderHelper
+	{
+		/// <summary>
+		/// 获取默认的输出根路录
+		/// </summary>
+		public static string GetDefaultOutputRoot()
+		{
+			string projectPath = EditorTools.GetProjectPath();
+			return $"{projectPath}/Bundles";
+		}
+
+		/// <summary>
+		/// 获取构建管线的输出目录
+		/// </summary>
+		public static string MakePipelineOutputDirectory(string outputRoot, BuildTarget buildTarget)
+		{
+			return $"{outputRoot}/{buildTarget}/{ResourceSettingData.Setting.UnityManifestFileName}";
+		}
+
+		/// <summary>
+		/// 制作AssetBundle的完整名称
+		/// 注意：名称为全部小写并且包含后缀名
+		/// </summary>
+		public static string MakeBundleName(string bundleLabel, string bundleVariant)
+		{
+			if (string.IsNullOrEmpty(bundleVariant))
+				return bundleLabel.ToLower();
+			else
+				return $"{bundleLabel}.{bundleVariant}".ToLower();
+		}
+
+
+		/// <summary>
+		/// 清空流文件夹
+		/// </summary>
+		public static void ClearStreamingAssetsFolder()
+		{
+			string streamingPath = Application.dataPath + "/StreamingAssets";
+			EditorTools.ClearFolder(streamingPath);
+		}
+
+		/// <summary>
+		/// 删除流文件夹内无关的文件
+		/// 删除.manifest文件和.meta文件
+		/// </summary>
+		public static void DeleteStreamingAssetsIgnoreFiles()
+		{
+			string streamingPath = Application.dataPath + "/StreamingAssets";
+			if (Directory.Exists(streamingPath))
+			{
+				string[] files = Directory.GetFiles(streamingPath, "*.manifest", SearchOption.AllDirectories);
+				foreach (var file in files)
+				{
+					FileInfo info = new FileInfo(file);
+					info.Delete();
+				}
+
+				files = Directory.GetFiles(streamingPath, "*.meta", SearchOption.AllDirectories);
+				foreach (var item in files)
+				{
+					FileInfo info = new FileInfo(item);
+					info.Delete();
+				}
+			}
+		}
+
+
+		/// <summary>
+		/// 获取所有补丁包版本列表
+		/// 注意：列表会按照版本号从小到大排序
+		/// </summary>
+		private static List<int> GetPackageVersionList(BuildTarget buildTarget, string outputRoot)
+		{
+			List<int> versionList = new List<int>();
+
+			string parentPath = $"{outputRoot}/{buildTarget}";
+			if (Directory.Exists(parentPath) == false)
+				return versionList;
+
+			// 获取所有补丁包文件夹
+			string[] allFolders = Directory.GetDirectories(parentPath);
+			for (int i = 0; i < allFolders.Length; i++)
+			{
+				string folderName = Path.GetFileNameWithoutExtension(allFolders[i]);
+				if (int.TryParse(folderName, out int version))
+					versionList.Add(version);
+			}
+
+			// 从小到大排序
+			versionList.Sort();
+			return versionList;
+		}
+
+		/// <summary>
+		/// 获取当前最大的补丁包版本号
+		/// </summary>
+		/// <returns>如果没有任何补丁版本，那么返回-1</returns>
+		public static int GetMaxPackageVersion(BuildTarget buildTarget, string outputRoot)
+		{
+			List<int> versionList = GetPackageVersionList(buildTarget, outputRoot);
+			if (versionList.Count == 0)
+				return -1;
+			return versionList[versionList.Count - 1];
+		}
+
+		/// <summary>
+		/// 是否存在任何补丁包版本
+		/// </summary>
+		public static bool HasAnyPackageVersion(BuildTarget buildTarget, string outputRoot)
+		{
+			List<int> versionList = GetPackageVersionList(buildTarget, outputRoot);
+			return versionList.Count > 0;
+		}
+
+
+		/// <summary>
+		/// 从输出目录加载补丁清单文件
+		/// </summary>
+		public static PatchManifest LoadPatchManifestFile(string fileDirectory)
+		{
+			string filePath = $"{fileDirectory}/{ResourceSettingData.Setting.PatchManifestFileName}";
+			if (File.Exists(filePath) == false)
+			{
+				throw new System.Exception($"Not found patch manifest file : {filePath}");
+			}
+
+			string jsonData = FileUtility.ReadFile(filePath);
+			return PatchManifest.Deserialize(jsonData);
+		}
+	}
+}