cs cart Multivendor (add-on)

I am Using CS-Cart Multivendor Latest Version About my project: > I have multiple vendors added in my cs-cart account and selling products. > Most of my vendors selling same items in my store. (250~500products are common for all vendors) > Only few vendors are selling unique products. Case-1 (Vendor Mini-store page) Assume a customer visit our site, The very first thing we ask our customer is to choose the a vendor who is nearer to his location. Then he will start purchasing. 1. When a customer search any product inside a particular vendor mini-store, all search result must come only from that selected mini-store products only. It should not shows results from other vendors mini-store. 2. When a customer view the product from the vendor mini-store, Product viewing page header & foot must use the vendor mini-store template, i.e Vendor logo, vendor default template must follow for the header & footer of the product viewing page. Case-2 (Home Page) 1. When a customer visit our main store page, I want to show a directory list for the customer to choose his vendor to start purchasing. It can be either one of below options. option-a, If a search button is available to ask customer to enter his postal code to search for nearest vendor. option-b, Drop down list to show all the district name(i have 44 districts available) Customer choose his district location to filter the nearest vendor from the selected district.