Girls SOS? I'm not eating well, we're exclusively breastfeeding. For a…

Girls SOS? I'm not eating well, we're exclusively breastfeeding. For a couple of days I haven't been eating well, I eat one breast for a few minutes and start crying, I give the second one too, it's the same thing, I give water, it's not right ? Well, she freaks out when she eats and the breast is filling up in a weird way, before I had a couple of hours and everything was ?? solid, milk flowed sorry for the details, but now there's none ? The son is waking up more often at night to eat, he's not getting full ??? I eat as I should, I don't sit on just