using API.Authentication.GrantNames;
using API.Authentication.Interfaces;
using API.DTO.Base;
using API.Services;
using API.Services.Interfaces;
using DAL.Models;

namespace API.Authentication
{
	public class ImageAuthentication : IImageAuthentication
	{
		private readonly IGrantManager _grantManager;
		private readonly ILogger<ImageAuthentication> _logger;
		public ImageAuthentication(ILogger<ImageAuthentication> logger, IGrantManager grantManager)
		{
			_logger = logger;
			_grantManager = grantManager;
		}

		public bool canGetAll(User user)
		{
			return _grantManager.hasGrant(user.permissionId, ImageGrantNames.CanGetAll);
		}
		public bool canGet(Image model, User user)
		{
			return _grantManager.hasGrant(user.permissionId, ImageGrantNames.CanGetAny) ||
			       _grantManager.getULongValues(user.permissionId, ImageGrantNames.CanGet).Exists(x => x == model.id);
		}
		public bool canAdd(ImageDTO item, User user)
		{
			return _grantManager.hasGrant(user.permissionId, ImageGrantNames.CanAdd);
		}
		public bool canUpdate(Image model, User user)
		{
			return _grantManager.hasGrant(user.permissionId, ImageGrantNames.CanUpdateAny) ||
			       _grantManager.getULongValues(user.permissionId, ImageGrantNames.CanUpdate).Exists(x => x == model.id);
		}
		public bool canDelete(Image model, User user)
		{
			return _grantManager.hasGrant(user.permissionId, ImageGrantNames.CanDeleteAny) ||
			       _grantManager.getULongValues(user.permissionId, ImageGrantNames.CanDelete).Exists(x => x == model.id);
		}
	}
}