I NEED ADVICE !!!!!!!

me and my best friend have been friends on and off for 6 years but more on than off. I love her and I always will. I don't know what I'm gonna do u wanna take her back but she's done some really crapoy things and I too I get back for that. this time she left me at my house to go to another friends house that dose her the same way she dose me. I was the bigger person and said that I was on that she left but I wasn't. and I told her the next morning at 8 o'clock and said for her to text me at midnight and tell me if she wanted to work it out or not. I told he NO LATER THE 12 O'CLOCK. She opened it and ju st left it there and of corse at 12:01 I told her i was done with her shit and we haven't talked since. I don't know what to do next. HELP I NEED ADVICE