Calm down and think ok.
She said (3) things and you are hanging off (1) .
I know that you are young. That if she ended up with him or tried even, your mates in your eyes would laugh.
Now. Here is the thing are they mates?
Missing the point in any event. I get the feeling again that you took the opportunity knowingly that she loved someone else 4+ years ago. It's not about winning or losing which I feel that you "feel".
Did you take the opportunity because you wanted someone, or you wanted her? Be honest, it's anonymous here.
If you wanted someone don't you think she knows that?
What do you fight about.
Let's nut this out.
Like I said, if you came here for help there are some awesome members here and help is what you will get.
Quit over thinking and talk .