What an utter cock.
And what a horrible thing to find out on Mothers Day!
It's amazing how often this happens at the 15 year stage.
I read that on here regularly and also happened to me around that time.
I hope you went on the trip and it took your mind off of it a bit?
This is a horrible time. Unsure of your feelings or what you want.
Basically you are in shock.
Don't rush into anything other than getting him out of your head space to allow you some time to really think about what YOU want from this.
Lots of us have been where you are and it doesn't get any easier in the short term.
My top tips - firstly, get some real life support. Without that you will drive yourself mad thinking things over. It's so much better to talk to someone else.
Try to look after yourself. Bananas and soups will be your friends for a while. Also sugary tea helped me a lot.
Do NOT worry about what anybody else thinks. So many people will understand and want to be there for you.
This is his shame entirely. Do not try to protect him from it.
Just in case, you could also find out you stand legally. Contact CAB and CSA and see what you would be entitled to if you did separate.
You are now going to go through all kinds of emotions. Find the anger though. That will help.