You’re looking for the Greek mythology version of Bruce Almighty . That does not exist as a real film, but I’ve just outlined the complete feature above.

A mortal news reporter, cursed by the gods for his hubris, is temporarily given the throne of Zeus — only to learn that divine power without wisdom is a comedy of errors.

I believe you're asking for the of the movie Bruce Almighty — but specifically with a "Greek" twist or connection.