No it's all repairable.
Pull the handles and the door panel off
Drop window down carefully
You should see how it is attached at the bottom
If it is just off the track get the vent window assembly out if the way
Top side of hard door on the frame work screws for the vent window remove them and one lower on the door frame holds the lower end of the framework for the vent window and window track
From there wrestle it back in place
But be in a good mood not in a hurry and have lots if patience
Sent from underneath my Jeep
89YJ 2.5L TBI, AX-5, NP231 SYE, Ford 8.8, Yukon Grizzly, Tom Woods Shaft, 33" BFG T/As, 4" lift, Warn VR10000s.
AF Jeep Club Tail #184