Love..? what do i do..... help plzz im cryinq so much n hurtinq alot inside... =*((....?

im in love with my bf... but somtimes wen im alone it feels like my feelinqs start to qo away n wen were togethr it comes all comes bak.. wat do i do... im hurtinq so much inside... today was the last day of skool n he said he was cominq to see me.. i waited 7 hrz n he didnt sho.. thehn i jusz qave uhp... then i fouhnd ouht he was at a partii.. ihm sure iht wasznt intentional buh idk.... then iht seehmd like my friend n him wer flirtinq.. worse part is she came up n was all tell ur bf to stohp hittihnq my ***.... ya iht hurht.. aloht... =*(... wAt do i do...