// Deletes a coach
/// <summary>
/// Deletes a coach by <paramref name="id"/>.
/// </summary>
/// <returns>
/// Nothing
/// </returns>
/// <remarks>
/// <para>The coach is not deleted from the DBContext, it's property ISDeleted is just made true</para>
/// </remarks>
/// <param name="id">An integer.</param>
public void DeleteCoach(int id)
{
Coach coach = this.GetCoachById(id);
coach.Delete();
context.SaveChanges();
}
