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Use custom json convertor for images instead of relying on type convertor

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Zoe Roux 2024-03-24 22:07:29 +01:00
parent fee6032e78
commit be8bf53cc6
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4 changed files with 21 additions and 88 deletions
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37
back/src/Kyoo.Abstractions/Models/Resources/Interfaces/IThumbnails.cs
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@ -20,6 +20,7 @@ using System;
using System.ComponentModel;
using System.ComponentModel.DataAnnotations;
using System.Globalization;
using System.Text.Json;
using System.Text.Json.Serialization;
using Kyoo.Abstractions.Models.Attributes;
@ -47,7 +48,7 @@ public interface IThumbnails
public Image? Logo { get; set; }
}
[TypeConverter(typeof(ImageConvertor))]
[JsonConverter(typeof(ImageConvertor))]
[SqlFirstColumn(nameof(Source))]
public class Image
{
@ -71,32 +72,32 @@ public class Image
Blurhash = blurhash ?? "000000";
}
public class ImageConvertor : TypeConverter
public class ImageConvertor : JsonConverter<Image>
{
/// <inheritdoc />
public override bool CanConvertFrom(ITypeDescriptorContext? context, Type sourceType)
{
if (sourceType == typeof(string))
return true;
return base.CanConvertFrom(context, sourceType);
}
/// <inheritdoc />
public override object ConvertFrom(
ITypeDescriptorContext? context,
CultureInfo? culture,
object value
public override Image? Read(
ref Utf8JsonReader reader,
Type typeToConvert,
JsonSerializerOptions options
)
{
if (value is not string source)
return base.ConvertFrom(context, culture, value)!;
if (reader.TokenType == JsonTokenType.String && reader.GetString() is string source)
return new Image(source);
using JsonDocument document = JsonDocument.ParseValue(ref reader);
return document.RootElement.Deserialize<Image>();
}
/// <inheritdoc />
public override bool CanConvertTo(ITypeDescriptorContext? context, Type? destinationType)
public override void Write(
Utf8JsonWriter writer,
Image value,
JsonSerializerOptions options
)
{
return false;
writer.WriteStartObject();
writer.WriteString("source", value.Source);
writer.WriteString("blurhash", value.Blurhash);
writer.WriteEndObject();
}
}
}

67
back/src/Kyoo.Abstractions/Utility/TypeConverterJsonAdapter.cs
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@ -1,67 +0,0 @@
// Kyoo - A portable and vast media library solution.
// Copyright (c) Kyoo.
//
// See AUTHORS.md and LICENSE file in the project root for full license information.
//
// Kyoo is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// any later version.
//
// Kyoo is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Kyoo. If not, see <https://www.gnu.org/licenses/>.
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Reflection;
using System.Text.Json;
using System.Text.Json.Serialization;
using System.Text.Json.Serialization.Metadata;
using Kyoo.Abstractions.Models;
using Kyoo.Abstractions.Models.Attributes;
using Microsoft.AspNetCore.Http;
using static System.Text.Json.JsonNamingPolicy;
namespace Kyoo.Utils;
public class TypeConverterJsonAdapter : JsonConverter<object>
{
public override object Read(
ref Utf8JsonReader reader,
Type typeToConvert,
JsonSerializerOptions options
)
{
TypeConverter converter = TypeDescriptor.GetConverter(typeToConvert);
string? text = reader.GetString();
return converter.ConvertFromString(text);
}
public override void Write(
Utf8JsonWriter writer,
object objectToWrite,
JsonSerializerOptions options
)
{
var converter = TypeDescriptor.GetConverter(objectToWrite);
var text = converter.ConvertToString(objectToWrite);
writer.WriteStringValue(text);
}
public override bool CanConvert(Type typeToConvert)
{
var hasConverter = typeToConvert
.GetCustomAttributes<TypeConverterAttribute>(inherit: true)
.Any();
return hasConverter;
}
}

2
back/src/Kyoo.Abstractions/Utility/Utility.cs
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@ -38,7 +38,7 @@ public static class Utility
new()
{
TypeInfoResolver = new JsonKindResolver(),
Converters = { new JsonStringEnumConverter(), new TypeConverterJsonAdapter() },
Converters = { new JsonStringEnumConverter() },
PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
};

1
back/src/Kyoo.Core/CoreModule.cs
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@ -101,7 +101,6 @@ public class CoreModule : IPlugin
Modifiers = { IncludeBinder.HandleLoadableFields }
};
x.JsonSerializerOptions.Converters.Add(new JsonStringEnumConverter());
x.JsonSerializerOptions.Converters.Add(new TypeConverterJsonAdapter());
x.JsonSerializerOptions.PropertyNamingPolicy = JsonNamingPolicy.CamelCase;
})
.AddDataAnnotations()