/// <summary>
/// Deleting a favourite vacancy with from user
/// </summary>
/// <param name="userid">id of the user</param>
/// <param name="vacancyid">id of the vacancy to be unfavorited</param>
public void DeleteFavourite(int userid, int vacancyid)
{
Dictionary <string, object> parameters = new Dictionary <string, object>
{
{ "@userid", userid },
{ "@vacancyid", vacancyid }
};
string query = @"DELETE FROM reg_vacatures_favoriet
WHERE vf_user_id = @userid
AND vf_vacature_id = @vacancyid";
vacancyRepository.DeleteFavouriteVacanacy(query, parameters);
}