I dnt know whether i shud be happy, sad, or angry at me crush!!!!!!!?

Look ive been likin this girl for almost a year and half and wen i was approaching her about all this questions that i like her, she slways said she doesnt like anybody that she likes evrybody that shes not ready to hav a relationship now, wen i asked her shud i forget about her, she said no then i was stil likin her oh afta lik anoda 3 months then afta she now told me she promised herself not to like anybody in her clas that it wud lead to unexpected feelings, she now said we could only be friends and i said okay, no prbs..i meant it oh, but now am hearing a story shes kinda in a secret relationship wit one of my frend in clas.....firstly i dnt know whethe i shud be angry becos she told me she could neva like anybody in her clas, and instead of her to just tel me to forget about her, she was giving me mixed stories and i wasted my time likin her.........how am i really supose to feel people