My baby is having the hardest time eating. Yesterday after my section he latched so well and ate off…

My baby is having the hardest time eating. Yesterday after my section he latched so well and ate off both boobs for 30 mins. Now he looks like hes having a hard time puts it in his mouth but doesnt eat off of it.. or spits it back out. I don't have flat or inverted nipples I try to give him a bottle and he has the same problem with the bottle nippes idk what to do someone help