If insurance offers to total it then total it and get a clean replacement. Unless you have a legit shop tell you 100% the frame was not tweaked AT ALL, then a new door and let a body shop fix the rest.
2000 Mustang GT Steeda #0048 34k miles. 99 Cobra 4V swapped, FTBR IRS swapped, exhaust, tuned by James Gordon.
Just because I give you advice, doesn't mean I know more than you. Its just means I've done more stupid ****.