I’m so over it

My boyfriend fiancé I’m so over his shit this past couple days he’s been on the worst mood ever this past week I was so sick with the flu feeling like shit so I’ve been sleeping a lot I’ve been taking medication and my body has been extremely fatigue just hurting . I’ve been sleeping all day . Prior to that I’ve been extremely exhausted and I had no idea I was pregnant I found out @ 22 weeks mind you I’m now 26 weeks pregnant now have a 10

Month old a 7 year old & 10 year old dealing with problems and other issues ... so now he’s just been calling me lazy and that all I want to do is sleep he works over night so I understand he’s tired . And wants to rest all day he pays no attention to me on his day off he does his own shit I honestly don’t ask him for anything I’m a stay at home mom now I feel like I need to work so he won’t see me as lazy or anything I just feel so shitty I cook I clean I wash . Like what else can I do . He like why are you awake at 4 am I can’t sleep I have insomnia mind you I suffer from sever depression ptsd & mood disorder & I seriously feel so horrible I just want to cry anyone just have some advice ... or anything please.