Oh my goodness, what a mess!!!! I'd discreetly drive to a local body shop and get their opinion.
If worse comes to worse, I'd put the spoiler back on.....it not too ugly. (Not in my top 5 choices, but it might have to do for you)
Grey Matter:2008 E92 M3:608/425. SG/PS SOLD!
Dark Matter:2015 F80 M3:495/505. AB/CB