Food Delivery Web-Shop, responsiv Design

Dear contractor, I need a Food-Delivery Shop-System, possibly as Extension for an existing shop system to use existing Function e.g. Costumoer Groups, Payment Gateways, Coupons and Discounts, etc. Please keep in mind that the use for the shop operator must be easy and intuitive. Following Extension/Functions is must to have: ---- 1.) Add Ingredients Add additional topping to your menu items 2.) Delivery By Post/ZipCode Enables setting of tiered delivery prices as well as being able to selectively send orders to different recipients depending on post/zip code selected. 3.) Coupons and Discounts 4.) Timed Menu to set times and dates when your menu items and/or categories are available for order by the customer (such as breakfast, lunch, dinner for example) 5.) Preorder Allow your customers to order even when you are closed and pick a convenient time for delivery or pickup during your opening hours. 6.) Google Cloudprint send any orders directly to your google cloud connected/enabled printer while also being stored on your google drive if no printer is connected, (pdf) files of your orders will just be stored in your google drive without being printed 7.) opening times 8.) serving sizes (Portionsgrößen) 9.) additives (Zusatzstoffe) Multilanguage Formular, where can set additives to Display everywhere 10.) Customer Groups 11.) Sales and Customer Reporting 12.) Template System For easy Chance Templates 13.) Develope three (3) Responsive Templates - 1. Pizza-Shop - 2. Burger-Shop - 3. Indian Reastaurant ########################### 14.) Gateways ########################### Payment in advance, Cash on pickup, PayPal Standard and PayPal Plus, Sofort Überweisung, other. ------------------------------------------------------------------- The Documentaion of this Project is very importent! If You Change Code from Existing Web-Shop files, to build in Extenion, then the new and chanced files must be reported, for works or update Software in future.