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