My DWi case in progress , but my attorney stop responding my call and mails . my hearing is on 30th sept what I can do

I am a foreign citizen and caught in DWI on April , My attorney said he will request video footage and all ..but after full payment he is no more taking any interest , i am so much stressed what to do now , I have to permanently go back to my home country , it was my first offense without any injury .