44 lines
1.2 KiB
C#
44 lines
1.2 KiB
C#
|
using System;
|
|||
|
|
using System.Collections.Generic;
|
|||
|
|
using System.Text.Json;
|
|||
|
|
using System.Text.Json.Serialization;
|
|||
|
|
|
|||
|
|
namespace Questionable.Model.V1.Converter;
|
|||
|
|
|
|||
|
|
public sealed class StringListOrValueConverter : JsonConverter<List<string>>
|
|||
|
|
{
|
|||
|
|
public override List<string>? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
|
|||
|
|
{
|
|||
|
|
if (reader.TokenType == JsonTokenType.String)
|
|||
|
|
return [reader.GetString()!];
|
|||
|
|
|
|||
|
|
if (reader.TokenType != JsonTokenType.StartArray)
|
|||
|
|
throw new JsonException();
|
|||
|
|
reader.Read();
|
|||
|
|
|
|||
|
|
List<string> value = [];
|
|||
|
|
while (reader.TokenType != JsonTokenType.EndArray)
|
|||
|
|
{
|
|||
|
|
value.Add(reader.GetString()!);
|
|||
|
|
reader.Read();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return value;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public override void Write(Utf8JsonWriter writer, List<string>? value, JsonSerializerOptions options)
|
|||
|
|
{
|
|||
|
|
if (value == null)
|
|||
|
|
writer.WriteNullValue();
|
|||
|
|
else if (value.Count == 1)
|
|||
|
|
writer.WriteStringValue(value[0]);
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
writer.WriteStartArray();
|
|||
|
|
foreach (var v in value)
|
|||
|
|
writer.WriteStringValue(v);
|
|||
|
|
writer.WriteEndArray();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|