Just hang in there. The legal wrangling is not fun, I know because I am in the midst of it. Here is some advice my friend and colleague gave me. Funny he had to remind me, I negotiate for a living but it is so easy to forget when it is oneself: Just accept that it will be an unpleasant thing, be prepared, protect yourself and try not to dwell on it all any longer than is necessary to hash out the details and then, just move through it.
Ask your attorney about how long alimony can last - hint from your friendly employment lawyer, there is a legal standard in this state that is used as the starting point for these negotiations and your attorney will know it (um, or certainly should know it).