#nullable enable

using Abp.Extensions;

using Newtonsoft.Json;

namespace VberZero.Tools;

public class TimeSpanToJsonStringConverter : JsonConverter
{
    public override void WriteJson(JsonWriter writer, object? value, JsonSerializer serializer)
    {
        if (value != null)
        {
            writer.WriteValue(value.ToString());
        }
    }

    public override object? ReadJson(JsonReader reader, Type objectType, object? existingValue, JsonSerializer serializer)
    {
        if (reader.Value == null)
        {
            return default;
        }

        var str = (string)reader.Value;

        if (str.IsNullOrWhiteSpace())
        {
            return default;
        }

        return TimeSpan.Parse(str);
    }

    public override bool CanConvert(Type objectType)
    {
        return typeof(TimeSpan).IsAssignableFrom(objectType) || typeof(TimeSpan?).IsAssignableFrom(objectType);
    }
}