Immigration less of an issue, they went bonkers about vaccinations, internal infighting pretty much left them as a consolidated group for nutters patriots.
The AfD is very much conflicted about patriotism. For instance, past statements by Alexander Gauland and Beatrix von Storch indicate that they hate the German national soccer team because it isn't Aryan enough. Zhe AfD doesn't love Germany, they love the Germany that existed back in 1950... and in some cases perhaps even earlier, give that von Storch tries to emulate her grandfather, Hitler's minister of finance.