| 主权项 |
1. A computer-implemented method of operating a purchasing server including a processing device using a mobile computing device corresponding to a user, comprising:
providing an item purchasing application for installation on a mobile computing device to enable communication between the mobile computing device and a purchasing server; receiving, at the purchasing application via the mobile computing device, a request to select an item and displaying a plurality of item selection icons on a graphical user interface displayed on a touchscreen of the mobile computing device indicating corresponding selection operations including an operation to scan an item identifier corresponding to the item and an operation to select the item from an electronic catalogue; initiating, by the item purchasing application, the operation to scan an item identifier upon receiving a user input of the corresponding item selection icon using the touchscreen; receiving, by the mobile computing device, a near field communication signal including an item identifier corresponding to a product at a currently stocked location within a facility furnished by the retailer; transmitting, by the mobile computing device, a notification including the item identifier to the processing device of the purchasing server; receiving, by the processing device of the purchasing server, the notification including to the item identifier from the mobile computing device indicating the mobile computing device has selected the item indicating the product; obtaining, by the processing device, item information related to the item; generating, by the processing device, item display data based on the item information; transmitting, by the processing device, the item display data to the mobile computing device, the item display data prompting the mobile computing device to display the item information and an operational input in the graphical user interface of the mobile computing device, the operational input having an associated image being displayed at a predefined location within the graphical user interface, the associated image and a functioning of the operational input being modified after a selection of the operational input by the user, the associated image being initially displayed with a first image; receiving, by the processing device, a command in response to a prescribed number of actions input by the user to the operational input using the touchscreen of the mobile computing device, the command causing the processing device to perform: a. in response to a single-action user input to the operational input, add the item to an electronic shopping cart corresponding to the user and modify the associated image to a second image that is different from the first image; b. in response to a double-action user input to the operational input, receiving a unique user ID from the mobile computing device, retrieve a user account associated with the unique user ID from a database, display purchasing information included in the retrieved user account on the mobile computing device, and modify the associated image to display a third image the is different from the second image, the purchasing information corresponding to the user; and c. in response to a triple-action user input to the operational input, complete an order to purchase the item for the user. |
