using System;
using System.Text.Json;
using System.Text.Json.Serialization;

namespace FirmTracker_Server.Utilities.Converters
{
    public class DateTimeConverter : JsonConverter<DateTime>
    {
        private const string DateFormat = "yyyy-MM-ddTHH:mm";

        public override DateTime Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
        {
            if (reader.TokenType == JsonTokenType.String)
            {
                if (DateTime.TryParseExact(reader.GetString(), DateFormat, null, System.Globalization.DateTimeStyles.None, out var date))
                {
                    return date;
                }
            }
            throw new JsonException("Invalid date format");
        }

        public override void Write(Utf8JsonWriter writer, DateTime value, JsonSerializerOptions options)
        {
            writer.WriteStringValue(value.ToString(DateFormat));
        }
    }
}