#region License
// Copyright (c) 2007 James Newton-King
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
#endregion

using System;
using System.Collections.Generic;
#if !NETFX_CORE
using NUnit.Framework;
#else
using Microsoft.VisualStudio.TestPlatform.UnitTestFramework;
using TestFixture = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestClassAttribute;
using Test = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestMethodAttribute;
#endif
using Newtonsoft.Json.Converters;
using Newtonsoft.Json.Tests.Serialization;
using Newtonsoft.Json.Tests.TestObjects;

namespace Newtonsoft.Json.Tests.Converters
{
  [TestFixture]
  public class JavaScriptDateTimeConverterTests : TestFixtureBase
  {
    [Test]
    public void SerializeDateTime()
    {
      JavaScriptDateTimeConverter converter = new JavaScriptDateTimeConverter();

      DateTime d = new DateTime(2000, 12, 15, 22, 11, 3, 55, DateTimeKind.Utc);
      string result;

      result = JsonConvert.SerializeObject(d, converter);
      Assert.AreEqual("new Date(976918263055)", result);
    }

#if !PocketPC && !NET20
    [Test]
    public void SerializeDateTimeOffset()
    {
      JavaScriptDateTimeConverter converter = new JavaScriptDateTimeConverter();

      DateTimeOffset now = new DateTimeOffset(2000, 12, 15, 22, 11, 3, 55, TimeSpan.Zero);
      string result;

      result = JsonConvert.SerializeObject(now, converter);
      Assert.AreEqual("new Date(976918263055)", result);
    }

    [Test]
    public void sdfs()
    {
      int i = Convert.ToInt32("+1");
      Console.WriteLine(i);
    }

    [Test]
    public void SerializeNullableDateTimeClass()
    {
      NullableDateTimeTestClass t = new NullableDateTimeTestClass()
      {
        DateTimeField = null,
        DateTimeOffsetField = null
      };

      JavaScriptDateTimeConverter converter = new JavaScriptDateTimeConverter();

      string result;

      result = JsonConvert.SerializeObject(t, converter);
      Assert.AreEqual(@"{""PreField"":null,""DateTimeField"":null,""DateTimeOffsetField"":null,""PostField"":null}", result);

      t = new NullableDateTimeTestClass()
      {
        DateTimeField = new DateTime(2000, 12, 15, 22, 11, 3, 55, DateTimeKind.Utc),
        DateTimeOffsetField = new DateTimeOffset(2000, 12, 15, 22, 11, 3, 55, TimeSpan.Zero)
      };

      result = JsonConvert.SerializeObject(t, converter);
      Assert.AreEqual(@"{""PreField"":null,""DateTimeField"":new Date(976918263055),""DateTimeOffsetField"":new Date(976918263055),""PostField"":null}", result);
    }

    [Test]
    public void DeserializeNullToNonNullable()
    {
      ExceptionAssert.Throws<Exception>("Cannot convert null value to System.DateTime. Path 'DateTimeField', line 1, position 38.",
      () =>
      {
        DateTimeTestClass c2 =
         JsonConvert.DeserializeObject<DateTimeTestClass>(@"{""PreField"":""Pre"",""DateTimeField"":null,""DateTimeOffsetField"":null,""PostField"":""Post""}", new JavaScriptDateTimeConverter());
      });
    }

    [Test]
    public void DeserializeDateTimeOffset()
    {
      JavaScriptDateTimeConverter converter = new JavaScriptDateTimeConverter();
      DateTimeOffset start = new DateTimeOffset(2000, 12, 15, 22, 11, 3, 55, TimeSpan.Zero);

      string json = JsonConvert.SerializeObject(start, converter);

      DateTimeOffset result = JsonConvert.DeserializeObject<DateTimeOffset>(json, converter);
      Assert.AreEqual(new DateTimeOffset(2000, 12, 15, 22, 11, 3, 55, TimeSpan.Zero), result);
    }
#endif

    [Test]
    public void DeserializeDateTime()
    {
      JavaScriptDateTimeConverter converter = new JavaScriptDateTimeConverter();

      DateTime result = JsonConvert.DeserializeObject<DateTime>("new Date(976918263055)", converter);
      Assert.AreEqual(new DateTime(2000, 12, 15, 22, 11, 3, 55, DateTimeKind.Utc), result);
    }

    [Test]
    public void ConverterList()
    {
      ConverterList<object> l1 = new ConverterList<object>();
      l1.Add(new DateTime(2000, 12, 12, 20, 10, 0, DateTimeKind.Utc));
      l1.Add(new DateTime(1983, 10, 9, 23, 10, 0, DateTimeKind.Utc));

      string json = JsonConvert.SerializeObject(l1, Formatting.Indented);
      Assert.AreEqual(@"[
  new Date(
    976651800000
  ),
  new Date(
    434589000000
  )
]", json);

      ConverterList<object> l2 = JsonConvert.DeserializeObject<ConverterList<object>>(json);
      Assert.IsNotNull(l2);

      Assert.AreEqual(new DateTime(2000, 12, 12, 20, 10, 0, DateTimeKind.Utc), l2[0]);
      Assert.AreEqual(new DateTime(1983, 10, 9, 23, 10, 0, DateTimeKind.Utc), l2[1]);
    }

    [Test]
    public void ConverterDictionary()
    {
      ConverterDictionary<object> l1 = new ConverterDictionary<object>();
      l1.Add("First", new DateTime(2000, 12, 12, 20, 10, 0, DateTimeKind.Utc));
      l1.Add("Second", new DateTime(1983, 10, 9, 23, 10, 0, DateTimeKind.Utc));

      string json = JsonConvert.SerializeObject(l1, Formatting.Indented);
      Assert.AreEqual(@"{
  ""First"": new Date(
    976651800000
  ),
  ""Second"": new Date(
    434589000000
  )
}", json);

      ConverterDictionary<object> l2 = JsonConvert.DeserializeObject<ConverterDictionary<object>>(json);
      Assert.IsNotNull(l2);

      Assert.AreEqual(new DateTime(2000, 12, 12, 20, 10, 0, DateTimeKind.Utc), l2["First"]);
      Assert.AreEqual(new DateTime(1983, 10, 9, 23, 10, 0, DateTimeKind.Utc), l2["Second"]);
    }

    [Test]
    public void ConverterObject()
    {
      ConverterObject l1 = new ConverterObject();
      l1.Object1 = new DateTime(2000, 12, 12, 20, 10, 0, DateTimeKind.Utc);
      l1.Object2 = null;
      l1.ObjectNotHandled = new DateTime(2000, 12, 12, 20, 10, 0, DateTimeKind.Utc);

      string json = JsonConvert.SerializeObject(l1, Formatting.Indented);
      Assert.AreEqual(@"{
  ""Object1"": new Date(
    976651800000
  ),
  ""Object2"": null,
  ""ObjectNotHandled"": 631122486000000000
}", json);

      ConverterObject l2 = JsonConvert.DeserializeObject<ConverterObject>(json);
      Assert.IsNotNull(l2);

      //Assert.AreEqual(new DateTime(2000, 12, 12, 20, 10, 0, DateTimeKind.Utc), l2["First"]);
      //Assert.AreEqual(new DateTime(1983, 10, 9, 23, 10, 0, DateTimeKind.Utc), l2["Second"]);
    }
  }

  [JsonArray(ItemConverterType = typeof(JavaScriptDateTimeConverter))]
  public class ConverterList<T> : List<T>
  {
  }

  [JsonDictionary(ItemConverterType = typeof(JavaScriptDateTimeConverter))]
  public class ConverterDictionary<T> : Dictionary<string, T>
  {
  }

  [JsonObject(ItemConverterType = typeof(JavaScriptDateTimeConverter))]
  public class ConverterObject
  {
    public object Object1 { get; set; }
    public object Object2 { get; set; }
    [JsonConverter(typeof(DateIntConverter))]
    public object ObjectNotHandled { get; set; }
  }

  public class DateIntConverter : JsonConverter
  {
    public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
    {
      DateTime? d = (DateTime?) value;
      if (d == null)
        writer.WriteNull();
      else
        writer.WriteValue(d.Value.Ticks);
    }

    public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
    {
      return new DateTime(Convert.ToInt64(reader.Value), DateTimeKind.Utc);
    }

    public override bool CanConvert(Type objectType)
    {
      return objectType == typeof (DateTime) || objectType == typeof (DateTime?);
    }
  }
}