pages:
- dashboard
- Cashier pos
- Login
- products
- reports
- sales
- settings


user (cashier)- dashboard 
- security (pos password can be change passcode)
- TOUCH SCREEN POS system
- search and categorize
- tax- dynamic
- show items - deduct to inventory


receipt 
-item, quantity
-tax (dynamic)
-payment (amount)
-payment method
-cashier name

reporting page:
- orders ()
- today's sales
- today's refund order
- total orders 
- total sales
- total refund orders
- total refund amount
- sales report (today, week, current month, current year)
- by product sales report (today, week, current month, current year)
- top sold products (today, week, current month, current year)
- top sold category (today, week, current month, current year)
- sales comparison (yearly, monthly, quarterly)
- sales by counter (shop, online)
- top 10 sold products
- top 10 sold category
- payment method