Client wanted a system that can generate an automatic sale. The sale should take X amount of products from our current items in stock discount by Y percent for Z amount of days. All these items will then be visible in his sales section. This section should show how much time is left for this sale.The X amount of products should be picked randomly from our stock. so if he select that 40 items go on sale these 40 items should be selected randomly and applied to the sale. He also wanted to have the sale visible on his homepage showing the amount of time available for this sale.