I couldn't handle (pun intended) the broken latch, I got one coming from Ebay for 45$. If you want to be blown away look up pricing on an e36 coupe door latch...
https://www.fcpeuro.com/products/bmw-door-lock-front-left-51211977113
https://www.amazon.com/s?k=51211977113&i=automotive&ref=nb_sb_noss