The government may force you ta bake a cake or rent out a room to people who's lifestyle you disagree with. Failure to comply will have serious ramifications and consequences.
In what way does the private sex life of the recipient of one of your regular business products affect a person's free speech? I mean, unless they are either having sex right there in front of you or forcing you to engage in sex against your will? Genuine question.
There is no law against saying "I hate gays" while you hand a customer a non-sexual cake. Only against refusing to sell them something that you happily sell to others.