qstbak/Questionable.Model/Questionable.Model.Questing.Converter/ExcelRefConverter.cs
2025-10-09 07:47:19 +10:00

38 lines
913 B
C#

using System;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace Questionable.Model.Questing.Converter;
public sealed class ExcelRefConverter : JsonConverter<ExcelRef>
{
public override ExcelRef? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
return reader.TokenType switch
{
JsonTokenType.String => ExcelRef.FromKey(reader.GetString()),
JsonTokenType.Number => ExcelRef.FromRowId(reader.GetUInt32()),
_ => null,
};
}
public override void Write(Utf8JsonWriter writer, ExcelRef? value, JsonSerializerOptions options)
{
if (value == null)
{
writer.WriteNullValue();
return;
}
if (value.Type == ExcelRef.EType.Key)
{
writer.WriteStringValue(value.AsKey());
return;
}
if (value.Type == ExcelRef.EType.RowId)
{
writer.WriteNumberValue(value.AsRowId());
return;
}
throw new JsonException();
}
}