using System.Text;
using Newtonsoft.Json;
using Newtonsoft.Json.Converters;

namespace BuildingBlocks.EventStoreDB.Serialization;

public static class SerializationExtensions
{
    public static JsonSerializerSettings WithDefaults(this JsonSerializerSettings settings)
    {
        settings.WithNonDefaultConstructorContractResolver()
            .Converters.Add(new StringEnumConverter());

        return settings;
    }

    public static JsonSerializerSettings WithNonDefaultConstructorContractResolver(this JsonSerializerSettings settings)
    {
        settings.ContractResolver = new NonDefaultConstructorContractResolver();
        return settings;
    }

    /// <summary>
    /// Deserialize object from json with JsonNet
    /// </summary>
    /// <typeparam name="T">Type of the deserialized object</typeparam>
    /// <param name="json">json string</param>
    /// <returns>deserialized object</returns>
    public static T FromJson<T>(this string json)
    {
        return JsonConvert.DeserializeObject<T>(json,
            new JsonSerializerSettings().WithNonDefaultConstructorContractResolver())!;
    }


    /// <summary>
    /// Deserialize object from json with JsonNet
    /// </summary>
    /// <typeparam name="T">Type of the deserialized object</typeparam>
    /// <param name="json">json string</param>
    /// <param name="type">object type</param>
    /// <returns>deserialized object</returns>
    public static object FromJson(this string json, Type type)
    {
        return JsonConvert.DeserializeObject(json, type,
            new JsonSerializerSettings().WithNonDefaultConstructorContractResolver())!;
    }

    /// <summary>
    /// Serialize object to json with JsonNet
    /// </summary>
    /// <param name="obj">object to serialize</param>
    /// <returns>json string</returns>
    public static string ToJson(this object obj)
    {
        return JsonConvert.SerializeObject(obj);
    }

    /// <summary>
    /// Serialize object to json with JsonNet
    /// </summary>
    /// <param name="obj">object to serialize</param>
    /// <returns>json string</returns>
    public static StringContent ToJsonStringContent(this object obj)
    {
        return new StringContent(obj.ToJson(), Encoding.UTF8, "application/json");
    }
}