Does this seem like a right friend ?

my friend and me are best friends but there is something that stings me about her we always have our laughs but the only person she cares about is herself whenever i am sad she doesnt care whenever she is sad i always care i always havie to be nice but this is what i would really like to say stop crying you ******* crybaby you such a fake phony i cant believe im friends with you but idk should i be friends with her cause she always thinks about herself she doesnt care about me .whenever i talk to her about something she go's BACK TO HER STORY WTF ???? what i really want to do is punch her in the face and say LISTEN I WAS TALKING ***** but i be patience and listen .......... i cant believe im friends with her but i am getting tired of her .... and i dont want to be a loner she's the only friend i can hang out with and i dont want to hang out with the other girl cause welll i just dont like her !! and thers no one else i can hang out with what do i do ?????