Protoss 1 Base all ins Help


I play P in top 8 Silver (as of now).  I win about 1/2 of my games, but I know I can do much better than that.  Most of the games I lose are due to the fact that I early expand and the other guy goes 1 base all in.  Could I have some advice on how to better defend against all ins in HOTS as a Protoss? Or if not, is there anyone willing to do practice 1v1 games with me (hit me up if so: oppenheimer#326 NA server)?

I'd greatly appreciate all thoughts and help.