EXTREMELY HUGE PROBLEM HELP!!!!

💗Baby Coon💗 • *NewLy EnGageD*💍 MoM to 2 boys (4&3) an 1 boy in heaven😇

EX HUSBAND VS. FIANCE....ok so my ex husband got a jail for possession an warrants he wants to see his kids again I being separated from my father don't want to do that to my sons my s.o however believes my ex should get his shit.together first.. ok sees he's moved in with his parents the only place I would let him see them anyways he left his gf finally (she was bad news, I'm not a jealous ex but this chick was a nasty dope headed slob, I just want my ex happy an here for his sons) and he's got a job and is going to work on his truck again, my bf has helped support my sons along me all yr until I quit working in August so I value his opinion on this alot, I want to give my ex a shot to be the father I know he can be wants to get them this weekend just for for 2 days he knows he camt push it with me he has to prove himself... I want what's best for my boys I was going to let to let them go tom. my bf thinks I shouldn't what do u guess think any questions ask I'll be able to fill in anything I might have missed on here

me an my 2 boys I just want them happy an I wnat him to be there like he says I want to give him a chance