Idk wat to do...long distance relationship suck!!?

Me n my bf been going out for a year..the entire time long distance...he used to give me so much attention..callin me everyday, txtin me all the time. Now he doesn't I get a few txts a day n most nights calls me for a lil...idk wat to do I'm not happy n he don't wanna try... wouldnt he try if he loved me n wanted to be wit me? were supposed to move in wit eachother at the end of the summer n that's wat I'm holdin on too cause then it'll be perfect.. but will it? He came n visited for like 3 months n we barely fought so I know we can deal wit eachother wen we move in...idk how much of the non attention I'm gettin I could deal wit.. Idk wat to do should I stay wit hm? Break up? Advice please!!