How can I get out of this depression over my ex?

me and my ex broke up about 2 days ago well on the 7th (dont feel lk doin the math) and i dont kno how to get over it it seems lk hes gettin over it and all but i dont kno how ive been cryin ever since and i barley wanna eat it! my mom says im goin thro depression and n e wayz i dont feel lk were gunna get bk together but @ the same time all i want 4 him is to b happy it was said that we needed space btwn us and wen skool starts its a diff thing but idk and then it all happened so fast if it was gunna turn out this way i wanted 4 us to agree on it but it didnt happen that way we didnt even talk bout it it was jus its over were done were thro bah thats it wats past is the past and i feel lk i cant talk to n e one i jus need 4 sume one to listen to me and i was startin to talk to a best friend bout it and he told me that if i ever needed a shoulder to cry on hed b there but im jus so glad i still have him to talk to bout me and my ex idk but me and my ex have went thro alot weve been thro about 15 -16 break-ups be cuz of so call friends and everythin ive jus have gotten so close to him and its jus to hard to let go but c wen skool starts i dont wanna sound all desprate cuz im not but id do n e thing 4 him id give my life @ that and it hurts more cuz he still says he luvs me and still calls me babe and that hurts even more cuz im not his babe n e more im jus a friend thats all i am and he says that he still loves me and thats never gunna change and he wants 4 me to call him so we can talk but it kills me inside to jus here him say he luvs me idk y but it does i guess maybe cuz were not together or sumethin my mom alwayz told me that luv hurts and i believed her cuz shes been thro alot but i never knew how bad it really hurt till now and i jus dont kno how to get over the fact that were not together n e more and i need to let us go and the past is the past it soo hard i need help n e advice!