flooring cover - repost

Build a program or app tthat will me select flooring cover The project will have10 empty well designed rooms and 2 stairs 2 kitchen 2 bedroom 2 dining rooms 2 washrooms 2 den and 2 stairs In the side bar of every room will have a standard tool bar that contains chairs, sofas, bed, fireplace, tables and the different types of floor covering, hardwood, tile, carpet, I should be able to go into the backend and add pic of new flooring products and discription and click apply and it, become a part of the system: This is how it should work: I want to put new flooring in my dinind room. 1: I will select one of the dining rooms then click apply 2: I will select which flooring I like then I click apply 3: I would like to see how a dining set will look on the floor so I select dining table and chairs then click apply 4: I will click previw room and i will have a room with all the stuff d no money will be paid out until at least one room functions