Regarding kidney stone. To you.

Hello Doctor, I am having 3 stone in my kidney 2 in right and 1 is in left.  12 days back i went for ESWP treatment for 8mm stone only and my doctor adviced me to take a lot of water. YEsterday when i went for urine i found a small pieace of stone came out that stone was full black in colour with sharp edge i am not sure which stone it is i believe it is calcium oxilite i just need your help to get me out from this problem past 5 years back i also had stone in my right kidney which was 2mm so it pased within 1 month but now i have 3 stone its size is 5 mm in left an 5mm and 8 mm in right lz let me know the dite chart and the things which i have to avoide. I am non veg can i eat chicken once in a week.Also if possible please send me diet chart i shall be very greatfull to you. Thankyou doctor for your important time.