System description

The system was created as a dedicated sales management software to fit specific working conditions. System parts:

• Server application - responsible for communication with clients and database.
• Sale terminal - selling application.
• Admin panel - application for browsing and analysing data as well as configuring whole system.
• Mobile application - Android widget for showing daily sale.

Server

This part of the system handles clients and processes theirs requests to the database. Communication is based on TCP/IP and works on GNU/Linux system.

Sale terminal

Application ran on touch screen terminal running on GNU/Linux system. Main goals of this application was to be able to run it on low-end hardware (600 MHz, 128 MB RAM) and to control it using only touch screen or mouse. Application modules:

• Sales
• Goods Received Note
• Cash register
• Fuel statistics

Application is protected against unauthorized access and has various levels of permissions.

Modules description

Sales - Module responsible for selling, modification for Cash register module data and informing about current stock. Goods Received Note - Module responsible for tracking incoming goods. Cash register - Module responsible for tracking current cash register state. Fuel statistics - Module for tracking fuel statistics.

Admin panel

Admin panel to control whole system. Application allows:

• Configure sales terminal
• Make backups
• Edit and delete sales
• Manual sales
• Edit and delete good receiving notes
• Edit and delete transfers
• Edit and delete fuel entries
• Generate statistics and daily, monthly and yearly summaries.

Mobile application

A home screen widget and background service for displaying last transaction and cash register state.