make simple affiliate system into current site

I need a simple affiliate program built into my current cre system. things needed 1. track affiliate sales 2. give commissions from 3 locations in site. normal sales, sales of membership product, sales from admin sale 3. commissions from retail sales 40%/5%, commissions from doctor sales 20%/5% adjustable by affiliate 4. show sales in admin 5. ability to do payouts via masspay file (export file reset payouts) 6. normal admin features to look at past payouts, ales, ect. i need this to be very simple. nothing elaborate. we already store the parent affiliate id and affiliate id in our database. i can help with things as needed. I need this done in the next 10 - 14 days. Payment via escrow. 50% to start and 50% when done. will release 50% at agreed upon point. Please talk in pmb for any questions.