From 020bd28929dad5a31fc11fbc277240a3b0692c27 Mon Sep 17 00:00:00 2001
From: CatImmortal <1304085906@qq.com>
Date: Thu, 15 Jun 2023 17:44:48 +0800
Subject: [PATCH] =?UTF-8?q?[feat][editor]:=E5=A2=9E=E5=8A=A0=E7=A7=BB?=
 =?UTF-8?q?=E9=99=A4=E8=A1=A5=E4=B8=81=E8=B5=84=E6=BA=90=E4=BE=9D=E8=B5=96?=
 =?UTF-8?q?=E5=88=97=E8=A1=A8=E4=B8=AD=E7=9A=84=E9=9D=9E=E8=A1=A5=E4=B8=81?=
 =?UTF-8?q?=E8=B5=84=E6=BA=90=EF=BC=8C=E9=98=B2=E6=AD=A2=E8=B5=84=E6=BA=90?=
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MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../Editor/BuildPipeline/BuildPipeline.cs     |  1 +
 .../Task/CalculateBundleBuilds.cs             |  3 +-
 .../Task/RemoveNonPatchDependency.cs          | 50 +++++++++++++++++++
 .../Task/RemoveNonPatchDependency.cs.meta     |  3 ++
 4 files changed, 55 insertions(+), 2 deletions(-)
 create mode 100644 Assets/CatAsset/Editor/BuildPipeline/Task/RemoveNonPatchDependency.cs
 create mode 100644 Assets/CatAsset/Editor/BuildPipeline/Task/RemoveNonPatchDependency.cs.meta

diff --git a/Assets/CatAsset/Editor/BuildPipeline/BuildPipeline.cs b/Assets/CatAsset/Editor/BuildPipeline/BuildPipeline.cs
index 5df3d4d..8c66c20 100644
--- a/Assets/CatAsset/Editor/BuildPipeline/BuildPipeline.cs
+++ b/Assets/CatAsset/Editor/BuildPipeline/BuildPipeline.cs
@@ -68,6 +68,7 @@ public static ReturnCode BuildBundles(BuildTarget targetPlatform,bool isBuildPat
             if (isBuildPatch)
             {
                 //补丁包需要合并资源清单
+                taskList.Add(new RemoveNonPatchDependency());
                 taskList.Add(new MergePatchManifest());
             }
             taskList.Add(new WriteManifestFile());
diff --git a/Assets/CatAsset/Editor/BuildPipeline/Task/CalculateBundleBuilds.cs b/Assets/CatAsset/Editor/BuildPipeline/Task/CalculateBundleBuilds.cs
index 5bff6cc..68c3fee 100644
--- a/Assets/CatAsset/Editor/BuildPipeline/Task/CalculateBundleBuilds.cs
+++ b/Assets/CatAsset/Editor/BuildPipeline/Task/CalculateBundleBuilds.cs
@@ -53,8 +53,7 @@ public ReturnCode Run()
             {
                 //构建补丁资源包
                 Stopwatch sw = Stopwatch.StartNew();
-
-
+                
                 var clonedConfig = new PatchAssetCalculateHelper().Calculate(config, configParam.TargetPlatform);
 
                 sw.Stop();
diff --git a/Assets/CatAsset/Editor/BuildPipeline/Task/RemoveNonPatchDependency.cs b/Assets/CatAsset/Editor/BuildPipeline/Task/RemoveNonPatchDependency.cs
new file mode 100644
index 0000000..0309c41
--- /dev/null
+++ b/Assets/CatAsset/Editor/BuildPipeline/Task/RemoveNonPatchDependency.cs
@@ -0,0 +1,50 @@
+using System.Collections.Generic;
+using CatAsset.Runtime;
+using UnityEditor.Build.Pipeline;
+using UnityEditor.Build.Pipeline.Injector;
+using UnityEditor.Build.Pipeline.Interfaces;
+using UnityEngine;
+
+namespace CatAsset.Editor
+{
+    /// <summary>
+    /// 移除非补丁资源的依赖，以防止资源内存冗余
+    /// </summary>
+    public class RemoveNonPatchDependency : IBuildTask
+    {
+        public int Version { get; }
+        
+        [InjectContext(ContextUsage.In)]
+        private IManifestParam manifestParam;
+        
+        public ReturnCode Run()
+        {
+            HashSet<string> patchAssets = new HashSet<string>();
+            foreach (BundleManifestInfo bundleManifestInfo in manifestParam.Manifest.Bundles)
+            {
+                foreach (AssetManifestInfo assetManifestInfo in bundleManifestInfo.Assets)
+                {
+                    patchAssets.Add(assetManifestInfo.Name);
+                }
+            }
+            
+            foreach (BundleManifestInfo bundleManifestInfo in manifestParam.Manifest.Bundles)
+            {
+                foreach (AssetManifestInfo assetManifestInfo in bundleManifestInfo.Assets)
+                {
+                    for (int i = assetManifestInfo.Dependencies.Count - 1; i >= 0; i--)
+                    {
+                        string dependency = assetManifestInfo.Dependencies[i];
+                        if (!patchAssets.Contains(dependency))
+                        {
+                            assetManifestInfo.Dependencies.RemoveAt(i);
+                            Debug.Log($"移除{assetManifestInfo}的依赖列表中的非补丁资源{dependency}");
+                        }
+                    }
+                }
+            }
+
+            return ReturnCode.Success;
+        }
+    }
+}
\ No newline at end of file
diff --git a/Assets/CatAsset/Editor/BuildPipeline/Task/RemoveNonPatchDependency.cs.meta b/Assets/CatAsset/Editor/BuildPipeline/Task/RemoveNonPatchDependency.cs.meta
new file mode 100644
index 0000000..e699ead
--- /dev/null
+++ b/Assets/CatAsset/Editor/BuildPipeline/Task/RemoveNonPatchDependency.cs.meta
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 61ca33a33b0a4df181018e7cc4cbe9ed
+timeCreated: 1686820418
\ No newline at end of file