using System;

using System.Collections.Generic;

namespace ServiceStack.Text.Common

{

internal static class JsState

{

//Exposing field for perf

[ThreadStatic]

internal static int WritingKeyCount = 0;

[ThreadStatic]

internal static bool IsWritingValue = false;

[ThreadStatic]

internal static bool IsWritingDynamic = false;

[ThreadStatic]

internal static bool QueryStringMode = false;

[ThreadStatic]

internal static int Depth = 0;

[ThreadStatic]

internal static HashSet<Type> InSerializerFns = new HashSet<Type>();

internal static void RegisterSerializer<T>()

{

if (InSerializerFns == null)

InSerializerFns = new HashSet<Type>();

InSerializerFns.Add(typeof(T));

}

internal static void UnRegisterSerializer<T>()

{

if (InSerializerFns == null)

return;

InSerializerFns.Remove(typeof(T));

}

internal static bool InSerializer<T>()

{

return InSerializerFns != null && InSerializerFns.Contains(typeof(T));

}

[ThreadStatic]

internal static HashSet<Type> InDeserializerFns;

internal static void RegisterDeserializer<T>()

{

if (InDeserializerFns == null)

InDeserializerFns = new HashSet<Type>();

InDeserializerFns.Add(typeof(T));

}

internal static void UnRegisterDeserializer<T>()

{

if (InDeserializerFns == null)

return;

InDeserializerFns.Remove(typeof(T));

}

internal static bool InDeserializer<T>()

{

return InDeserializerFns != null && InDeserializerFns.Contains(typeof(T));

}

internal static void Reset()

{

InSerializerFns = null;

InDeserializerFns = null;

}

}

}