refactor : 重构网络下载模块

新增通用下载接口，扩展了默认的Unity引擎下载器
2026-01-05 19:44:10 +08:00
parent 1884fab0c2
commit c87efdb509
89 changed files with 2597 additions and 1641 deletions
@@ -24,6 +24,11 @@ namespace YooAsset
        protected readonly Dictionary<string, string> _webFilePathMapping = new Dictionary<string, string>(10000);
        protected string _webPackageRoot = string.Empty;

+        /// <summary>
+        /// 下载后台接口
+        /// </summary>
+        public IDownloadBackend DownloadBackend { private set; get; }
+
        /// <summary>
        /// 包裹名称
        /// </summary>
@@ -138,6 +143,10 @@ namespace YooAsset
                _webPackageRoot = GetDefaultWebPackageRoot(packageName);
            else
                _webPackageRoot = packageRoot;
+
+            // 创建默认的下载后台接口
+            if (DownloadBackend == null)
+                DownloadBackend = new UnityWebRequestBackend(DownloadSystemHelper.UnityWebRequestCreater);
        }
        public virtual void OnDestroy()
        {