Parents buy e cigs for me?

ive been hooked on nicoteene for a few years now and i realy want to quit but things have been very stressfull for me lately and wondering if my parents already know that if i smoke with friends. would they buy me an e cig. ive been caught a couple times smoking cigs and im under 18 so will it be a right choice to talk to them about geting me an e cig ive been trying my best to quit but its all goin down hill fast ive havent smoked and 3 months and its very hard for me not to have a cig,