using System.Text.Json;
using System.Text.Json.Serialization;
using YandexMusic.API.Common;

namespace YandexMusic.API.Models.Common;

/// <summary>Конвертер для внедрения контекста выполнения (API и хранилище) в модели.</summary>
public class YExecutionContextConverter : JsonConverter<object>
{
    private readonly YandexMusicApi _api;
    private readonly AuthStorage _storage;

    public YExecutionContextConverter(YandexMusicApi api, AuthStorage storage)
    {
        _api = api;
        _storage = storage;
    }

    public override bool CanConvert(Type typeToConvert) =>
        typeof(YBaseModel).IsAssignableFrom(typeToConvert);

    public override object? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
    {
        // Убираем этот конвертер из опций, чтобы избежать рекурсии
        var innerOptions = new JsonSerializerOptions(options);
        innerOptions.Converters.Remove(this);

        var obj = JsonSerializer.Deserialize(ref reader, typeToConvert, innerOptions);
        if (obj is YBaseModel baseModel)
        {
            baseModel.Context = new YExecutionContext { API = _api, Storage = _storage };
        }
        return obj;
    }

    public override void Write(Utf8JsonWriter writer, object value, JsonSerializerOptions options)
    {
        var innerOptions = new JsonSerializerOptions(options);
        innerOptions.Converters.Remove(this);
        JsonSerializer.Serialize(writer, value, innerOptions);
    }
}