// 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 Autofac;
using Autofac.Builder;
using Kyoo.Abstractions.Controllers;
using Kyoo.Utils;

namespace Kyoo.Abstractions;

/// <summary>
/// A static class with helper functions to setup external modules
/// </summary>
public static class Module
{
	/// <summary>
	/// Register a new repository to the container.
	/// </summary>
	/// <param name="builder">The container</param>
	/// <typeparam name="T">The type of the repository.</typeparam>
	/// <remarks>
	/// If your repository implements a special interface, please use <see cref="RegisterRepository{T,T2}"/>
	/// </remarks>
	/// <returns>The initial container.</returns>
	public static IRegistrationBuilder<
		T,
		ConcreteReflectionActivatorData,
		SingleRegistrationStyle
	> RegisterRepository<T>(this ContainerBuilder builder)
		where T : IBaseRepository
	{
		return builder
			.RegisterType<T>()
			.AsSelf()
			.As<IBaseRepository>()
			.As(Utility.GetGenericDefinition(typeof(T), typeof(IRepository<>))!)
			.InstancePerLifetimeScope();
	}

	/// <summary>
	/// Register a new repository with a custom mapping to the container.
	/// </summary>
	/// <param name="builder">The container</param>
	/// <typeparam name="T">The custom mapping you have for your repository.</typeparam>
	/// <typeparam name="T2">The type of the repository.</typeparam>
	/// <remarks>
	/// If your repository does not implements a special interface, please use <see cref="RegisterRepository{T}"/>
	/// </remarks>
	/// <returns>The initial container.</returns>
	public static IRegistrationBuilder<
		T2,
		ConcreteReflectionActivatorData,
		SingleRegistrationStyle
	> RegisterRepository<T, T2>(this ContainerBuilder builder)
		where T : notnull
		where T2 : IBaseRepository, T
	{
		return builder.RegisterRepository<T2>().AsSelf().As<T>();
	}
}