hi i have questions

my name is Christina Iam 32 n 2 days along Ian a diabetic and carrying a baby girl, doctor told me I have alot of amniotic fluid due to my diabetes... I measure my tummy to my pelvic bone at 39 to 40 weeks... I have been to the hospital twice with contractions but I don't really feel them when they come... all they do is put me in the monitor n the contractions start showing up every 3 to five mins... they had gave me a shot the two times I go to stop contractions... I want her healthy but in a sense I feel she's coming alot sooner then December 31 2017 ...please any suggestions please help.... I'm not dilated or anything n I'm freaking out....