Baby #2!!!!!!

So guys, I went to the doctor yesterday for something and I come out knowing that I am pregnant with baby number two! I am so happy, we have been trying to I have a 16-month-old. I have some questions if you guys could please answer them I breast-feed now but I want to stop so I can get a little break before baby number two comes any tips? And I need this baby potty trained ASAP  also I want to not gain so much weight as I did my first pregnancy any tips on that?