Mainatainance and property

Married for 3 years 2 months but from the day of marriage fight occurs beacuse husband don't give salary and gives to his mother and sister both are working, husband has taken lot money including gold loan from my gold cash on hand for his accident and many expenses done by me in reverse he didn't even spent single money. Daughter is 2.3 yrs old he haven't even came to see daughter from birth but to took money for his accident expense came once then disappeared , I'm living separately since 2.5 yrs he hasn't provided anything since his parents also didn't gave full share to property, he owns a house in land area of 6 cent which is in loan, loan amount also taken by his mom he says all the money he is spending in loan but he is living his private life lavishly, i heard he has illegal affair with a lady and lady customer as he is driver I don't have proof as he is far away from me. He is telling where is proof of my affair prove me, he is providing for the family, house is in loan and affair as well what should I do in this situation? What legally I can claim for girl child and me?? Will I get back the money I spent on or give to him the gold for gold loan money ???