Get the revolver. It's much simpler to operate and packs more than enough power to take a goblin down.
Find a good quality (S&W, Colt, Taurs) used one chambered in .357 magnum.
Also, you don’t have worry about the safety on a revolver. Just leave the chamber under the hammer empty and the rest is taken care of.
Carrying an auto loaded and cocked (the only correct way to carry a SA Auto) makes some folks nervous.