Boyfriend problems😬😥

Hi I been having problems with my boyfriend. I buy him stuff he likes because he asks me. He doesn't work . He doesn't do anything for him . I have been talking to a guy that likes me and tells me he will take care of me and stuff but I love my boyfriend. People don't know why when he has put me down and plus hit me alot. I just don't know what to do I been depressed because I have had 2 miscarriages because of stress so please help !!