using System.Collections.Generic ;
using System.Threading ;
using MediaBrowser.Controller.Entities ;
namespace MediaBrowser.Controller.Persistence
{
/// <summary>
/// Provides an interface to implement a UserData repository
/// </summary>
public interface IUserDataRepository : IRepository
{
/// <summary>
/// Saves the user data.
/// </summary>
/// <param name="userId">The user id.</param>
/// <param name="key">The key.</param>
/// <param name="userData">The user data.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
void SaveUserData ( long userId , string key , UserItemData userData , CancellationToken cancellationToken ) ;
/// <summary>
/// Gets the user data.
/// </summary>
/// <param name="userId">The user id.</param>
/// <param name="key">The key.</param>
/// <returns>Task{UserItemData}.</returns>
UserItemData GetUserData ( long userId , string key ) ;
UserItemData GetUserData ( long userId , List < string > keys ) ;
/// <summary>
/// Return all user data associated with the given user
/// </summary>
/// <param name="userId"></param>
/// <returns></returns>
List < UserItemData > GetAllUserData ( long userId ) ;
/// <summary>
/// Save all user data associated with the given user
/// </summary>
/// <param name="userId"></param>
/// <param name="userData"></param>
/// <param name="cancellationToken"></param>
/// <returns></returns>
void SaveAllUserData ( long userId , UserItemData [ ] userData , CancellationToken cancellationToken ) ;
}
}