It’s done unless SCOTUS chooses to hear it, and given the current climate on immigration issues and how little of Obama’s farce is left, plan on them kicking it back. Not to mention, a SCOTUS ruling benefitting Illegals would result in Trump’s poll numbers skyrocketing.
No reason to reinvent the wheel here. The threat of enforcement has historically been enough to get the self deport ball rolling. Plan on that happening the day Trump takes office. Construction on the wall and the national E-Verify rollout will do even more. It’s important to not overwhelm Mexico’s ability to absorb the return of it’s citizens.
Oh Trump has a plan for that: Bring "the good ones" back in, probably millions of them. Conservatives will get a rueful laugh as the Dupes for Donald gnash their teeth, realizing they've been had by a pro: