Probably should be but I doubt whether most would bother to attend. It was a learn on the job experience for me as I'm sure it was for most here. How would they determine who would teach it ?
Should there be mandatory parenting classes, say 6 months to a year, before you're allowed to become parents?
If you are gay and Muslim and you follow the religion how you should and do not act upon your homosexuality. However you pray and treat them right, if you get to paradise will you be able to be gay or can you be turned straight?
For an accurate answer to your question you should talk to Imam.