//Copyright (c) Service Stack LLC. All Rights Reserved.

//License: https://raw.github.com/ServiceStack/ServiceStack/master/license.txt

#if NETFX_CORE

using System;

using System.Collections.Generic;

using System.IO;

using System.Linq;

using System.Reflection;

namespace ServiceStack

{

public class WinStorePclExport : PclExport

{

public new static WinStorePclExport Provider = new WinStorePclExport();

public WinStorePclExport()

{

this.PlatformName = Platforms.WindowsStore;

}

public static PclExport Configure()

{

Configure(Provider);

return Provider;

}

public override string ReadAllText(string filePath)

{

var task = Windows.Storage.StorageFile.GetFileFromPathAsync(filePath);

task.AsTask().Wait();

var file = task.GetResults();

var streamTask = file.OpenStreamForReadAsync();

streamTask.Wait();

var fileStream = streamTask.Result;

return new StreamReader(fileStream).ReadToEnd();

}

public override bool FileExists(string filePath)

{

try

{

var task = Windows.Storage.StorageFile.GetFileFromPathAsync(filePath);

//no exception means file exists

return true;

}

catch (Exception ex)

{

//find out through exception

return false;

}

}

public override void WriteLine(string line)

{

System.Diagnostics.Debug.WriteLine(line);

}

public override void WriteLine(string format, params object[] args)

{

System.Diagnostics.Debug.WriteLine(format, args);

}

public override Assembly[] GetAllAssemblies()

{

return AppDomain.CurrentDomain.GetAssemblies();

}

private sealed class AppDomain

{

public static AppDomain CurrentDomain { get; private set; }

public static Assembly[] cacheObj = null;

static AppDomain()

{

CurrentDomain = new AppDomain();

}

public Assembly[] GetAssemblies()

{

return cacheObj ?? GetAssemblyListAsync().Result.ToArray();

}

private async System.Threading.Tasks.Task<IEnumerable<Assembly>> GetAssemblyListAsync()

{

var folder = Windows.ApplicationModel.Package.Current.InstalledLocation;

var assemblies = new List<Assembly>();

foreach (Windows.Storage.StorageFile file in await folder.GetFilesAsync())

{

if (file.FileType == ".dll" || file.FileType == ".exe")

{

try

{

var filename = file.Name.Substring(0, file.Name.Length - file.FileType.Length);

AssemblyName name = new AssemblyName() { Name = filename };

Assembly asm = Assembly.Load(name);

assemblies.Add(asm);

}

catch (Exception)

{

// Invalid WinRT assembly!

}

}

}

cacheObj = assemblies.ToArray();

return cacheObj;

}

}

public override string GetAssemblyCodeBase(Assembly assembly)

{

return assembly.GetName().FullName;

}

//public override DateTime ToStableUniversalTime(DateTime dateTime)

//{

// // .Net 2.0 - 3.5 has an issue with DateTime.ToUniversalTime, but works ok with TimeZoneInfo.ConvertTimeToUtc.

// // .Net 4.0+ does this under the hood anyway.

// return TimeZoneInfo.ConvertTimeToUtc(dateTime);

//}

}

}

#endif