Sleeping problem

Patient: My daughter is 4 yrs old for a whole year she goes to sleep after 4 am and wakes 7 am and is wired all day and is aggressive and mood changes constantly. i tried camomille tea her allergry medicine dont work i have a routine my son follows 8-9pm bed time she never accepts it she eats every hour after hour after 8pm always wants water and paces house doesnt stick to movies toys there is no attactments what so ever to keep her awake pcp said sounds like bipolar and intake speacialist said autism what do you think