/// <summary> /// Adds a user to role asynchronous. /// </summary> /// <param name="user">The user.</param> /// <param name="roleName">Name of the role.</param> /// <returns>task</returns> /// <exception cref="System.ArgumentNullException">user or roleName.</exception> public async Task AddToRoleAsync(IUserPoco user, string roleName) { if (user == null) { throw new ArgumentNullException("user"); } if (String.IsNullOrEmpty(roleName)) { throw new ArgumentNullException("roleName"); } var role = await roleRepository.GetOneAsync(p => p.Name == roleName); var userRole = userRoleRepository.CreateUserRole(); userRole.RoleId = role.RoleId; userRole.UserId = user.Id; await userRoleRepository.InsertAsync(userRole); }