the guy who put a ring on my finger/my babys father

I asked him who commented on his post and he said his cuzn I didn't believe him so I looked today on his fb and they where engaged he's ignoring my text and I'm just done I'm hurt i have nothing to say to him if he ever replys to me I told him go be with her ... I know I'm not the only woman who would be pissed if this happened to the