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using Newtonsoft.Json;
using System;
using System.Collections.Generic;
namespace Discord.Net.Converters
{
internal class ArrayConverter<T> : JsonConverter
{
private readonly JsonConverter _innerConverter;
public override bool CanConvert(Type objectType) => true;
public override bool CanRead => true;
public override bool CanWrite => true;
public ArrayConverter(JsonConverter innerConverter)
{
_innerConverter = innerConverter;
}
public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
{
var result = new List<T>();
if (reader.TokenType == JsonToken.StartArray)
{
reader.Read();
while (reader.TokenType != JsonToken.EndArray)
{
T obj;
if (_innerConverter != null)
obj = (T)_innerConverter.ReadJson(reader, typeof(T), null, serializer);
else
obj = serializer.Deserialize<T>(reader);
result.Add(obj);
reader.Read();
}
}
return result.ToArray();
}
public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
{
if (value != null)
{
writer.WriteStartArray();
var a = (T[])value;
for (int i = 0; i < a.Length; i++)
{
if (_innerConverter != null)
_innerConverter.WriteJson(writer, a[i], serializer);
else
serializer.Serialize(writer, a[i], typeof(T));
}
writer.WriteEndArray();
}
else
writer.WriteNull();
}
}
}