adding fetures to facebook chat bot to integerate with woocommerce

We currently have a Facebook marketing script that includes (Bot creation , broadcasting , auto comment reply , etc) we would like to add new feature to this script where it can work as stand alone or within the script menus. with following characteristics : Once user logged in a woocommerce will be automatically installed for him in our host with subdomain of his username, then it will ask him if he has woocommerce website already or would like to add product. if he has woocommerce already then his products , shipping options , payment options would be imported directly to our script under products / shipping / payments tabs... as well all those details will be sent through API to the woocommerce portal that was created on our host... our backend woo<---->script<---->client woo if customer doesnt have woo of his own then he can add product via a webview within our script and to be saved to client backend woo in our host.. as well for shipping and payment options... so any edits occurs in our script will be sent to our backend woo / customer woo in realtime and vice versa. once products imported , then a chatbot prodcuts cards will be generated automatically with product pictures / price / options .... in where if any messanger user would type anything in messenger , first bot would search the products database titles for relevent keywords and shows the results in carousel once customer clickes on add to cart button or options button in product card it shall show a webview for options i.e size and colors.. then after customer select option and chose to checkout then he can view his cart and another webview will ask him to feed in his details to be sent as order in woocommerce , after completion payment as well shall be in-app means no redirection to website but all process would be within messanger itself till complete payment payment options available in first version would be paypal , cod , pick up importing woo settings shall enable customer to chose currency , language he like "if site is multi currency or multi language" thats the idea we need to add , and more details can be given through messanger... its ongoing project into phases , this is phase 1 , later we will need to integerate more features like membership module and reward / loyality module so its long term business please quote for the current phase as described above , and let us know if further details required... thanks if he has woocommerce already then