using System;
using Win32;
using DataUtils;
using System.IO;
using System.Runtime.InteropServices;
using System.Reflection;
using System.Windows.Forms;
using Newtonsoft.Json;
using AppxPackage;
using ModernNotice;
using System.Threading;
using System.Threading.Tasks;
using System.Collections.Concurrent;
using System.Linq;
using System.Collections.Generic;

namespace Bridge
{
	public static class InitFileStore
	{
		public static readonly InitConfig Config;
		static InitFileStore ()
		{
			try
			{
				string programRoot = GetProgramRootDirectory ();
				string manifestPath = Path.Combine (programRoot, "config.ini");
				Config = new InitConfig (manifestPath);
			}
			catch
			{
				Config = new InitConfig ();
			}
		}
		public static string GetProgramRootDirectory ()
		{
			try
			{
				// Prefer the directory of the executing assembly
				string codeBase = Assembly.GetExecutingAssembly ().Location;
				if (!string.IsNullOrEmpty (codeBase))
				{
					string dir = Path.GetDirectoryName (codeBase);
					if (!string.IsNullOrEmpty (dir)) return dir;
				}
			}
			catch { }

			try
			{
				return AppDomain.CurrentDomain.BaseDirectory ?? Environment.CurrentDirectory;
			}
			catch { }

			return Environment.CurrentDirectory;
		}
	}
	public static class ResXmlStore
	{
		public static readonly StringResXmlDoc StringRes;
		static ResXmlStore ()
		{
			try
			{
				string programRoot = InitFileStore.GetProgramRootDirectory ();
				string manifestPath = Path.Combine (programRoot, "locale\\resources.xml");
				StringRes = new StringResXmlDoc (manifestPath);
			}
			catch
			{
				StringRes = new StringResXmlDoc ();
			}
		}
	}
	[ComVisible (true)]
	[ClassInterface (ClassInterfaceType.AutoDual)]
	public class _I_InitConfig
	{
		public InitConfig Create (string filepath) => new InitConfig (filepath);
		public InitConfig GetConfig () => InitFileStore.Config;
		public InitConfig Current => InitFileStore.Config;
	}
	[ComVisible (true)]
	[ClassInterface (ClassInterfaceType.AutoDual)]
	public class _I_System
	{
		private readonly _I_Resources ires = new _I_Resources ();
		private readonly _I_Locale ilocale = new _I_Locale ();
		private readonly _I_UI ui;
		public _I_Resources Resources { get { return ires; } }
		public _I_Locale Locale { get { return ilocale; } }
		public _I_UI UI => ui;
		// Determines if the OS major version is 10 or greater.
		// Uses RtlGetVersion for a reliable OS version.
		public bool IsWindows10
		{
			get
			{
				try
				{
					OSVERSIONINFOEX info = new OSVERSIONINFOEX ();
					info.dwOSVersionInfoSize = Marshal.SizeOf (typeof (OSVERSIONINFOEX));
					int status = RtlGetVersion (ref info);
					if (status == 0) // STATUS_SUCCESS
					{
						return info.dwMajorVersion >= 10;
					}
				}
				catch
				{
					// fallback below
				}

				// Fallback: Environment.OSVersion (may be unreliable on some systems)
				try
				{
					return Environment.OSVersion.Version.Major >= 10;
				}
				catch
				{
					return false;
				}
			}
		}
		#region Native interop (RtlGetVersion)
		[StructLayout (LayoutKind.Sequential)]
		private struct OSVERSIONINFOEX
		{
			public int dwOSVersionInfoSize;
			public int dwMajorVersion;
			public int dwMinorVersion;
			public int dwBuildNumber;
			public int dwPlatformId;
			[MarshalAs (UnmanagedType.ByValTStr, SizeConst = 128)]
			public string szCSDVersion;
			public ushort wServicePackMajor;
			public ushort wServicePackMinor;
			public ushort wSuiteMask;
			public byte wProductType;
			public byte wReserved;
		}
		// RtlGetVersion returns NTSTATUS (0 = STATUS_SUCCESS)
		[DllImport ("ntdll.dll", SetLastError = false)]
		private static extern int RtlGetVersion (ref OSVERSIONINFOEX versionInfo);
		#endregion
		public _I_System (Form mainWnd)
		{
			ui = new _I_UI (mainWnd);
		}
	}
	[ComVisible (true)]
	[ClassInterface (ClassInterfaceType.AutoDual)]
	public class _I_PackageManager
	{
		public enum JsAsyncResultKind
		{
			Success,
			Failed,
			None        // 什么都不回调（极少数情况）
		}
		public sealed class JsAsyncResult
		{
			public JsAsyncResultKind Kind { get; private set; }
			public object Value { get; private set; }
			private JsAsyncResult (JsAsyncResultKind kind, object value)
			{
				Kind = kind;
				Value = value;
			}
			public static JsAsyncResult Success (object value = null)
			{
				return new JsAsyncResult (JsAsyncResultKind.Success, value);
			}
			public static JsAsyncResult Failed (object value = null)
			{
				return new JsAsyncResult (JsAsyncResultKind.Failed, value);
			}
			public static JsAsyncResult None ()
			{
				return new JsAsyncResult (JsAsyncResultKind.None, null);
			}
		}
		internal static class JsAsyncRunner
		{
			private static readonly int MaxConcurrency =
				Math.Min (8, Environment.ProcessorCount * 2);

			private static readonly SemaphoreSlim _semaphore =
				new SemaphoreSlim (MaxConcurrency);

			private static CancellationTokenSource _cts =
				new CancellationTokenSource ();

			public static Task Run (
				Func<CancellationToken, Action<object>, JsAsyncResult> work,
				object jsSuccess,
				object jsFailed,
				object jsProgress)
			{
				var success = jsSuccess;
				var failed = jsFailed;
				var progress = jsProgress;
				var token = _cts.Token;

				return Task.Factory.StartNew (() =>
				{
					bool entered = false;

					try
					{
						_semaphore.Wait (token);
						entered = true;

						token.ThrowIfCancellationRequested ();

						Action<object> reportProgress = p =>
						{
							if (!token.IsCancellationRequested && progress != null)
								CallJS (progress, p);
						};

						var result = work (token, reportProgress);

						if (token.IsCancellationRequested || result == null)
							return;

						switch (result.Kind)
						{
							case JsAsyncResultKind.Success:
								CallJS (success, result.Value);
								break;

							case JsAsyncResultKind.Failed:
								CallJS (failed, result.Value);
								break;
						}
					}
					catch (OperationCanceledException)
					{
						// 只对“已进入执行态”的任务回调取消
						if (!entered)
							return;

						var cancelObj = new
						{
							status = false,
							canceled = true,
							message = "Operation canceled",
							jsontext = ""
						};

						CallJS (failed,
							Newtonsoft.Json.JsonConvert.SerializeObject (cancelObj));
					}
					catch (Exception ex)
					{
						var errObj = new
						{
							status = false,
							message = ex.Message,
							jsontext = ""
						};

						CallJS (failed,
							Newtonsoft.Json.JsonConvert.SerializeObject (errObj));
					}
					finally
					{
						if (entered)
							_semaphore.Release ();
					}
				},
				token,
				TaskCreationOptions.LongRunning,
				TaskScheduler.Default);
			}

			private static void CallJS (object jsFunc, params object [] args)
			{
				if (jsFunc == null) return;
				try
				{
					object [] invokeArgs = new object [(args?.Length ?? 0) + 1];
					invokeArgs [0] = 1;
					if (args != null)
						for (int i = 0; i < args.Length; i++)
							invokeArgs [i + 1] = args [i];

					jsFunc.GetType ().InvokeMember (
						"call",
						BindingFlags.InvokeMethod,
						null,
						jsFunc,
						invokeArgs);
				}
				catch
				{
				}
			}
			// 兼容旧版：只有 reportProgress 的写法
			public static Task Run (
				Func<Action<object>, JsAsyncResult> work,
				object jsSuccess,
				object jsFailed,
				object jsProgress)
			{
				return Run (
					(token, report) => {
						token.ThrowIfCancellationRequested ();
						return work (report);
					},
					jsSuccess,
					jsFailed,
					jsProgress
				);
			}

			public static void CancelAll ()
			{
				var old = _cts;
				_cts = new CancellationTokenSource ();
				old.Cancel ();
				old.Dispose ();
			}
		}
		private string BuildJsonText (object obj)
		{
			return Newtonsoft.Json.JsonConvert.SerializeObject (
				obj,
				Newtonsoft.Json.Formatting.Indented
			);
		}
		public void AddPackage (string path, int options, object success, object failed, object progress)
		{
			JsAsyncRunner.Run (
				report => {
					var hr = PackageManager.AddPackage (
						path,
						null,
						(DeploymentOptions)options,
						e => report (e)
					);
					if (hr == null) return JsAsyncResult.Failed ("Unknown error");
					return hr.Succeeded ? JsAsyncResult.Success (hr) : JsAsyncResult.Failed (hr);
				},
				success,
				failed,
				progress
			);
		}
		public void GetPackages (object success, object failed)
		{
			JsAsyncRunner.Run (
				report => {
					var res = PackageManager.GetPackages ();
					var hr = res.Item1;
					var jsstr = "";
					{
						var ret = new
						{
							result = res.Item1,
							list = res.Item2
						};
						jsstr = BuildJsonText (ret);
					}
					if (hr == null) return JsAsyncResult.Failed (jsstr);
					return hr.Succeeded ? JsAsyncResult.Success (jsstr) : JsAsyncResult.Failed (jsstr);
				},
				success,
				failed,
				null
			);
		}
		public void RemovePackage (string packageFullName, object success, object failed, object progress)
		{
			JsAsyncRunner.Run (
				report => {
					var hr = PackageManager.RemovePackage (
						packageFullName,
						e => report (e)
					);
					if (hr == null) return JsAsyncResult.Failed ("Unknown error");
					return hr.Succeeded ? JsAsyncResult.Success (hr) : JsAsyncResult.Failed (hr);
				},
				success,
				failed,
				progress
			);
		}
		public void ClearupPackage (string packageName, string userSID, object success, object failed, object progress)
		{
			JsAsyncRunner.Run (
				report => {
					var hr = PackageManager.ClearupPackage (
						packageName,
						userSID,
						e => report (e)
					);
					if (hr == null) return JsAsyncResult.Failed ("Unknown error");
					return hr.Succeeded ? JsAsyncResult.Success (hr) : JsAsyncResult.Failed (hr);
				},
				success,
				failed,
				progress
			);
		}
		public void RegisterPackage (string path, int options, object success, object failed, object progress)
		{
			JsAsyncRunner.Run (
				report => {
					var hr = PackageManager.RegisterPackage (
						path,
						null,
						(DeploymentOptions)options,
						e => report (e)
					);
					if (hr == null) return JsAsyncResult.Failed ("Unknown error");
					return hr.Succeeded ? JsAsyncResult.Success (hr) : JsAsyncResult.Failed (hr);
				},
				success,
				failed,
				progress
			);
		}
		public void RegisterPackageByFullName (string packageFullName, int options, object success, object failed, object progress)
		{
			JsAsyncRunner.Run (
				report => {
					var hr = PackageManager.RegisterPackageByFullName (
						packageFullName,
						null,
						(DeploymentOptions)options,
						e => report (e)
					);
					if (hr == null) return JsAsyncResult.Failed ("Unknown error");
					return hr.Succeeded ? JsAsyncResult.Success (hr) : JsAsyncResult.Failed (hr);
				},
				success,
				failed,
				progress
			);
		}
		public _I_HResult SetPackageStatus (string packageFullName, int status)
		{
			return PackageManager.SetPackageStatus (packageFullName, (PackageStatus)status);
		}
		public void StagePackage (string path, int options, object success, object failed, object progress)
		{
			JsAsyncRunner.Run (
				report => {
					var hr = PackageManager.StagePackage (
						path,
						null,
						(DeploymentOptions)options,
						e => report (e)
					);
					if (hr == null) return JsAsyncResult.Failed ("Unknown error");
					return hr.Succeeded ? JsAsyncResult.Success (hr) : JsAsyncResult.Failed (hr);
				},
				success,
				failed,
				progress
			);
		}
		public void StageUserData (string packageFullName, object success, object failed, object progress)
		{
			JsAsyncRunner.Run (
				report => {
					var hr = PackageManager.StageUserData (
						packageFullName,
						e => report (e)
					);
					if (hr == null) return JsAsyncResult.Failed ("Unknown error");
					return hr.Succeeded ? JsAsyncResult.Success (hr) : JsAsyncResult.Failed (hr);
				},
				success,
				failed,
				progress
			);
		}
		public void UpdatePackage (string path, int options, object success, object failed, object progress)
		{
			JsAsyncRunner.Run (
				report => {
					var hr = PackageManager.UpdatePackage (
						path,
						null,
						(DeploymentOptions)options,
						e => report (e)
					);
					if (hr == null) return JsAsyncResult.Failed ("Unknown error");
					return hr.Succeeded ? JsAsyncResult.Success (hr) : JsAsyncResult.Failed (hr);
				},
				success,
				failed,
				progress
			);
		}
		public void FindPackageByIdentity (string packageName, string packagePublisher, object success, object failed)
		{
			JsAsyncRunner.Run (
				report => {
					var res = PackageManager.FindPackage (packageName, packagePublisher);
					var hr = res.Item1;
					var jsstr = "";
					{
						var ret = new
						{
							result = res.Item1,
							list = res.Item2
						};
						jsstr = BuildJsonText (ret);
					}
					if (hr == null) return JsAsyncResult.Failed (jsstr);
					return hr.Succeeded ? JsAsyncResult.Success (jsstr) : JsAsyncResult.Failed (jsstr);
				},
				success,
				failed,
				null
			);
		}
		public void FindPackageByFamilyName (string packageFamilyName, object success, object failed)
		{
			JsAsyncRunner.Run (
				report => {
					var res = PackageManager.FindPackage (packageFamilyName);
					var hr = res.Item1;
					var jsstr = "";
					{
						var ret = new
						{
							result = res.Item1,
							list = res.Item2
						};
						jsstr = BuildJsonText (ret);
					}
					if (hr == null) return JsAsyncResult.Failed (jsstr);
					return hr.Succeeded ? JsAsyncResult.Success (jsstr) : JsAsyncResult.Failed (jsstr);
				},
				success,
				failed,
				null
			);
		}
		public void FindPackageByFullName (string packageFullName, object success, object failed)
		{
			JsAsyncRunner.Run (
				report => {
					var res = PackageManager.FindPackageByFullName (packageFullName);
					var hr = res.Item1;
					var jsstr = "";
					{
						var ret = new
						{
							result = res.Item1,
							list = res.Item2
						};
						jsstr = BuildJsonText (ret);
					}
					if (hr == null) return JsAsyncResult.Failed (jsstr);
					return hr.Succeeded ? JsAsyncResult.Success (jsstr) : JsAsyncResult.Failed (jsstr);
				},
				success,
				failed,
				null
			);
		}
		public _I_HResult ActiveApp (string appUserId, string args) { return PackageManager.ActiveApp (appUserId, args); }
		public _I_HResult ActiveAppByIdentity (string idName, string appId, string args) { return ActiveApp ($"{idName?.Trim ()}!{appId?.Trim ()}", args); }
		public void CancelAll () { JsAsyncRunner.CancelAll (); }
	}
	[ComVisible (true)]
	[ClassInterface (ClassInterfaceType.AutoDual)]
	public class _I_PackageReader
	{
		private static readonly int MaxConcurrency = Math.Min (8, Environment.ProcessorCount * 2);
		private static readonly SemaphoreSlim _semaphore = new SemaphoreSlim (MaxConcurrency);
		private static CancellationTokenSource _cts = new CancellationTokenSource ();
		private static void CallJS (object jsFunc, params object [] args)
		{
			if (jsFunc == null) return;
			try
			{
				// 这里固定第一个参数为 thisArg（比如 1）
				object [] realArgs = new object [args.Length + 1];
				realArgs [0] = jsFunc;     // thisArg
				Array.Copy (args, 0, realArgs, 1, args.Length);

				jsFunc.GetType ().InvokeMember (
					"call",
					BindingFlags.InvokeMethod,
					null,
					jsFunc,
					realArgs
				);
			}
			catch
			{
				// ignore errors in callback invocation
			}
		}
		private static Task RunAsync (Action<CancellationToken> work, object successCallback, object failedCallback)
		{
			var token = _cts.Token;
			return Task.Factory.StartNew (() => {
				_semaphore.Wait (token);
				try
				{
					token.ThrowIfCancellationRequested ();
					work (token);
				}
				catch (OperationCanceledException oce)
				{
					var errObj = new
					{
						status = false,
						message = "Task is canceled. Message: " + oce.Message,
						jsontext = ""
					};
					string errJson = Newtonsoft.Json.JsonConvert.SerializeObject (errObj);
					if (failedCallback != null) CallJS (failedCallback, errJson);
				}
				catch (Exception ex)
				{
					var errObj = new
					{
						status = false,
						message = ex.Message,
						jsontext = ""
					};
					string errJson = Newtonsoft.Json.JsonConvert.SerializeObject (errObj);
					if (failedCallback != null) CallJS (failedCallback, errJson);
				}
				finally
				{
					_semaphore.Release ();
				}
			},
			token,
			TaskCreationOptions.LongRunning,
			TaskScheduler.Default);
		}
		public AppxPackage.PackageReader Package (string packagePath) { return new AppxPackage.PackageReader (packagePath); }
		public AppxPackage.ManifestReader Manifest (string manifestPath) { return new AppxPackage.ManifestReader (manifestPath); }
		public AppxPackage.ManifestReader FromInstallLocation (string installLocation) { return Manifest (Path.Combine (installLocation, "AppxManifest.xml")); }
		public Task ReadFromPackageAsync (string packagePath, bool enablePri, object successCallback, object failedCallback)
		{
			return RunAsync (token => {
				string cacheKey = BuildCacheKey (packagePath, enablePri, ReadKind.Package);
				if (TryHitCache (cacheKey, successCallback)) return;
				using (var reader = Package (packagePath))
				{
					if (enablePri)
					{
						reader.EnablePri = true;
						reader.UsePri = true;
					}
					token.ThrowIfCancellationRequested ();
					if (!reader.IsValid)
					{
						var failObj = new
						{
							status = false,
							message = "Reader invalid",
							jsontext = ""
						};
						string failJson = Newtonsoft.Json.JsonConvert.SerializeObject (failObj);
						if (failedCallback != null) CallJS (failedCallback, failJson);
						return;
					}
					var obj = new
					{
						status = true,
						message = "ok",
						jsontext = reader.BuildJsonText ()
					};
					string json = Newtonsoft.Json.JsonConvert.SerializeObject (obj);
					if (!token.IsCancellationRequested && successCallback != null) CallJS (successCallback, json);
					SaveCache (cacheKey, json);
				}
			}, successCallback, failedCallback);
		}
		public Task ReadFromManifestAsync (string manifestPath, bool enablePri, object successCallback, object failedCallback)
		{
			return RunAsync (token => {
				string cacheKey = BuildCacheKey (manifestPath, enablePri, ReadKind.Manifest);
				if (TryHitCache (cacheKey, successCallback)) return;
				using (var reader = Manifest (manifestPath))
				{
					if (enablePri)
					{
						reader.EnablePri = true;
						reader.UsePri = true;
					}
					token.ThrowIfCancellationRequested ();
					if (!reader.IsValid)
					{
						var failObj = new
						{
							status = false,
							message = "Reader invalid",
							jsontext = ""
						};
						string failJson = Newtonsoft.Json.JsonConvert.SerializeObject (failObj);
						if (failedCallback != null) CallJS (failedCallback, failJson);
						return;
					}
					var obj = new
					{
						status = true,
						message = "ok",
						jsontext = reader.BuildJsonText ()
					};
					string json = Newtonsoft.Json.JsonConvert.SerializeObject (obj);
					if (!token.IsCancellationRequested && successCallback != null) CallJS (successCallback, json);
					SaveCache (cacheKey, json);
				}
			}, successCallback, failedCallback);
		}
		public Task ReadFromInstallLocationAsync (string installLocation, bool enablePri, object successCallback, object failedCallback)
		{
			return RunAsync (token => {
				var manifestpath = Path.Combine (installLocation, "AppxManifest.xml");
				string cacheKey = BuildCacheKey (manifestpath, enablePri, ReadKind.Manifest);
				if (TryHitCache (cacheKey, successCallback)) return;
				using (var reader = FromInstallLocation (installLocation))
				{
					if (enablePri)
					{
						reader.EnablePri = true;
						reader.UsePri = true;
					}
					token.ThrowIfCancellationRequested ();
					if (!reader.IsValid)
					{
						var failObj = new
						{
							status = false,
							message = "Reader invalid",
							jsontext = ""
						};
						string failJson = Newtonsoft.Json.JsonConvert.SerializeObject (failObj);
						if (failedCallback != null) CallJS (failedCallback, failJson);
						return;
					}
					var obj = new
					{
						status = true,
						message = "ok",
						jsontext = reader.BuildJsonText ()
					};
					string json = Newtonsoft.Json.JsonConvert.SerializeObject (obj);
					if (!token.IsCancellationRequested && successCallback != null) CallJS (successCallback, json);
					SaveCache (cacheKey, json);
				}
			}, successCallback, failedCallback);
		}
		public void CancelAll ()
		{
			var old = _cts;
			_cts = new CancellationTokenSource ();
			old.Cancel ();
			old.Dispose ();
		}
		public bool AddApplicationItem (string itemName) => PackageReader.AddApplicationItem (itemName);
		public bool RemoveApplicationItem (string itemName) => PackageReader.RemoveApplicationItem (itemName);
		private List<object> JsArrayToList (object jsArray)
		{
			var result = new List<object> ();

			if (jsArray == null)
				return result;

			// JS Array 有 length 属性和数字索引器
			var type = jsArray.GetType ();

			int length = (int)type.InvokeMember (
				"length",
				BindingFlags.GetProperty,
				null,
				jsArray,
				null);

			for (int i = 0; i < length; i++)
			{
				object value = type.InvokeMember (
					i.ToString (),
					BindingFlags.GetProperty,
					null,
					jsArray,
					null);

				result.Add (value);
			}

			return result;
		}
		public void UpdateApplicationItems (object items)
		{
			var stritems = JsArrayToList (items).Select (e => e?.ToString ()).ToList ();
			PackageReader.UpdateApplicationItems (stritems);
		}
		public string [] GetApplicationItems () => PackageReader.GetApplicationItems ();
		public string GetApplicationItemsToJson () => JsonConvert.SerializeObject (GetApplicationItems ());
		// Cache about
		private const int MaxCacheItems = 64;              // 最大缓存数量
		private static readonly TimeSpan CacheDuration = TimeSpan.FromMinutes (30);
		internal sealed class CacheEntry
		{
			public string Json { get; private set; }
			public DateTime ExpireAt { get; private set; }
			public DateTime LastAccessUtc { get; private set; }
			public CacheEntry (string json, DateTime expireAt)
			{
				Json = json;
				ExpireAt = expireAt;
				LastAccessUtc = DateTime.UtcNow;
			}
			public bool IsExpired { get { return DateTime.UtcNow > ExpireAt; } }
			public void Touch () { LastAccessUtc = DateTime.UtcNow; }
		}
		private static readonly ConcurrentDictionary<string, CacheEntry> _cache = new ConcurrentDictionary<string, CacheEntry> ();
		private static readonly object _cacheCleanupLock = new object ();
		private static bool TryHitCache (string cacheKey, object successCallback)
		{
			CacheEntry entry;
			if (_cache.TryGetValue (cacheKey, out entry))
			{
				if (!entry.IsExpired)
				{
					entry.Touch ();
					if (successCallback != null) CallJS (successCallback, entry.Json);
					return true;
				}
				CacheEntry removed;
				_cache.TryRemove (cacheKey, out removed);
			}
			return false;
		}
		private static void SaveCache (string cacheKey, string json)
		{
			var entry = new CacheEntry (
				json,
				DateTime.UtcNow.Add (CacheDuration)
			);
			_cache [cacheKey] = entry;
			EnsureCacheSize ();
		}
		private static void EnsureCacheSize ()
		{
			if (_cache.Count <= MaxCacheItems) return;
			lock (_cacheCleanupLock)
			{
				if (_cache.Count <= MaxCacheItems) return;
				foreach (var kv in _cache)
				{
					if (kv.Value.IsExpired)
					{
						CacheEntry removed;
						_cache.TryRemove (kv.Key, out removed);
					}
				}
				if (_cache.Count <= MaxCacheItems) return;
				while (_cache.Count > MaxCacheItems)
				{
					string oldestKey = null;
					DateTime oldest = DateTime.MaxValue;
					foreach (var kv in _cache)
					{
						if (kv.Value.LastAccessUtc < oldest)
						{
							oldest = kv.Value.LastAccessUtc;
							oldestKey = kv.Key;
						}
					}
					if (oldestKey == null) break;
					CacheEntry removed;
					_cache.TryRemove (oldestKey, out removed);
				}
			}
		}
		private static string NormalizePath (string path)
		{
			if (string.IsNullOrWhiteSpace (path)) return string.Empty;
			path = path.Trim ();
			while (path.EndsWith ("\\") || path.EndsWith ("/")) path = path.Substring (0, path.Length - 1);
			return path.ToLowerInvariant ();
		}
		private enum ReadKind { Package, Manifest }
		private static string BuildCacheKey (string path, bool enablePri, ReadKind kind)
		{
			return NormalizePath (path) + "|" + enablePri.ToString () + "|" + kind.ToString ();
		}
	}
	[ComVisible (true)]
	[ClassInterface (ClassInterfaceType.AutoDual)]
	public class _I_Package
	{
		public _I_PackageReader Reader => new _I_PackageReader ();
		public _I_PackageManager Manager => new _I_PackageManager ();
	}
	[ComVisible (true)]
	[ClassInterface (ClassInterfaceType.AutoDual)]
	public class _I_Notice
	{
		public string TemplateXml (string templateName) { return Notice.GetTemplateString (templateName); }
		public string SimpleTemplateXml (string text, string imgPath = null) { return Notice.GetSimpleTemplateString (text, imgPath); }
		public string SimpleTemplateXml2 (string title, string text = null, string imgPath = null) { return Notice.GetSimpleTemplateString2 (title, text, imgPath); }
		public _I_HResult NoticeByXml (string appId, string xmlstr) { return Notice.Create (appId, xmlstr); }
		public _I_HResult NoticeSimply (string appId, string text, string imgPath = null) { return Notice.Create (appId, text, imgPath); }
		public _I_HResult NoticeSimply2 (string appId, string title, string text = null, string imgPath = null) { return Notice.Create (appId, title, text, imgPath); }
		public _I_HResult NoticeSimplyByBase64 (string appId, string text, string imgBase64 = null) { return Notice.CreateWithImgBase64 (appId, text, imgBase64); }
		public _I_HResult NoticeSimply2ByBase64 (string appId, string title, string text = null, string imgBase64 = null) { return Notice.CreateWithImgBase64 (appId, title, text, imgBase64); }
	}
	[ComVisible (true)]
	[ClassInterface (ClassInterfaceType.AutoDual)]
	public class _I_BridgeBase
	{
		protected readonly _I_String str = new _I_String ();
		protected readonly _I_InitConfig conf = new _I_InitConfig ();
		protected readonly _I_Storage stog = new _I_Storage ();
		protected readonly _I_Window window;
		protected readonly _I_System system;
		protected readonly _I_IEFrame ieframe;
		protected readonly _I_Process proc = new _I_Process ();
		public _I_String String => str;
		public _I_InitConfig Config => conf;
		public _I_Storage Storage => stog;
		public _I_Window Window => window;
		public _I_IEFrame IEFrame => ieframe;
		public _I_VisualElements VisualElements => new _I_VisualElements ();
		public StringResXmlDoc StringResources => ResXmlStore.StringRes;
		public _I_Package Package => new _I_Package ();
		public _I_Taskbar Taskbar { get; private set; } = null;
		public _I_System System => system;
		public _I_Notice Notice => new _I_Notice ();
		public _I_Process Process => proc;
		public _I_Web Web => new _I_Web ();
		public _I_Utilities Utilities => new _I_Utilities ();
		public string CmdArgs
		{
			get
			{
				return JsonConvert.SerializeObject (
					Environment.GetCommandLineArgs ()
				);
			}
		}
		public _I_BridgeBase (Form wnd, IScriptBridge isc, IWebBrowserPageScale iwbps, ITaskbarProgress itp)
		{
			window = new _I_Window (isc);
			system = new _I_System (wnd);
			ieframe = new _I_IEFrame (iwbps);
			Taskbar = new _I_Taskbar (itp);
		}
	}

}