Construirea unu site de betting

there's a gaming distribution site called Steam. On Steam is a competitive, FPS game called Counter Strike: Global Offensive. On there you can win/buy/unlock/trade skins and knives, which can be incredibly valuable. There are quite a few sites out there already such as: [login to view URL] and [login to view URL] (many CS:GO websites copy heavily off of each other, is this how so many people have managed to make their own websites?) When on one of these websites, you log in using your Steam account name and password. Once logged in, you need to post your trade link. This trade link is used for when you want to deposit any skins to the pot and for if you win. When you click deposit, a bot sends you a trade link. You add the skins/knives and send them to the bot. Your deposit is then added to the pot with many others. Once a certain number of people have deposited, a winner is chosen ( 1-There is a login for user through steam API. 2-After user login all inventory items will show to the user in website for which user can trade. 3-First they will give their items to our trade bots. (they'll click the deposit button for do that) 4- And the items that they gave to us will gather in skin pool. 5- In pool, there will be a limit for skin amounts and also jackpots will have countdown. 6-When the countdown is finished or when 30 skins gathered in pool, script will pick a winner. 7- Winner will pick due to the possibility of the skins that he/she put in jackpot. For example if total values of skins in pool are $100 and he put $60, the possibility of his wins... The site also must be connected via Steam API 8-There will be a setting page which will ask to set trade offer url for user. 9-There is an Admin panel also which is responsible to handle min and max value for trading. 10-Admin will set the possibilities of a winner according to the skins that user put in pool 11-Admin can manage whole CMS also like content on pages. 12-Top winners, online users, today’s games, largest jackpot, last winner, game history, my history t