I need help!!!!

Please ladies my mom past away in 2012 and I'm so unprepared for this baby to come.... what should I buy, how does maternity leave work, if breastfeeding what pump should i buy, how soon before any of you want back to work, it's just me for the moment so how do I pay bills when I am on maternity leave, how soon did you take your baby out into the world, all kinds of stuff and I'm lost please help with some advice all input is welcome!!