RTA broken left femur in 4 places and shattered right ankle

i was in a friends car driving home through back roads when he lost control and crashed head on in to a ditch i was not wearing my seatbelt i suffered a broken left femur in four places and had to have an operation to have it nailed and screwed i also shattered my right ankle and had to have 3 operations to correct it i had an external fixator for 5 days then a metal plate with 12 screws and a cast i was in a wheelchair for 5 months its been six months now my right ankle has healed now and have been told i can put all my weight on to it but it is still very uncomfortable l and i have very little movement in my ankle i have been to that i can put all my weight on my left leg but it if still extremely painful.i have not been able to work or take part in any of my hobbies of motorsport since the crash i also suffer anxiety when traveling in cars.   whats this worth???
Also just found out that the drivers insurance was void from the start.. What happens now???