I been having pain all day in my lower belly and lighting crotch more then usually but not sure if…

I been having pain all day in my lower belly and lighting crotch more then usually but not sure if it Braxton contraction or the real thing I can handle the pain and being a first time mom I don't know when to call my doctor or not I feel like my mucus plug Hasn't fallen out and water hasn't broken so just weight it out ...