All things considered, sounds like you are holding up reasonably well.
You will soon know the outcome of her court appearance. If she is not going directly to prison, it's never too late to reconsider a Sober Living Enviornment.
If she is going to binge on the pills and start the cycle all over, she is going to do so regardless of where she lives.
I hope the Police pick up the people who injured her. I wonder what motivated them to beat her.