pregnant and getting no affection from my fiancé should I stay or should I go

Just got into a heated argument with my fiancé I'm 32 weeks pregnant and when he comes home from work he don't kiss me or hug me or tell me how nice the house looks or how beautiful I look Did my hair put on lashes even makeup and he just walked on by and say let's go make grocery I have two Sons and a step daughter and when they get out of school I make them do There homework and he don't even say oh you're doing good with my daughter your a great step mom I don't get any of that I'm pregnant with his son and I'm supposed to be on bed rest because I'm high risk pregnant but I can't I have to make sho the kids is fed bath is ready in bed on time I make sho he eats Also when it's time for us to go to bed that's when he wants to cuddle but none of that in the day time.....It hurts me so much and when I confront him about it he starts to call me a bitch and that he Do sho it I asked him when how and I'm not your bitch He have the nerve to say I don't know how to show effection how you been with your daughter mom for six dame years you haven't learned Shit I'm at my breaking point of just leaving him and move on with my life with my unborn and my Sons....I deserve better and I can do bad by myself....So I Need Some Advice Should I Stay Or Should I Go?