I am glad that through your struggle you have the insight to see that you have grown a lot.
Don't put pressure on yourself about any upcoming get togethers. Do not try to win him back. By all means shine, but no pursuing.
Best wishes
R 25 years M 14 years S11 & S13 Working on it alone since Oct 2014 M in trouble a lot earlier (~2 years) Feb 2016. 1st R chat in a yr. Next R chat Aug'17 Still together