Cashier App

Requirements

• There are two users, admin and employee.
• User should able to login to the system
• User should able to logout from the system
• User should able to see the list of product
• User should able to add product to the cart
• User should able to clear the cart
• User should able to see the product list in the cart
• User should able to make a payment
• Admin user should able to see summary of sales in the dashboard
• Admin user should able to see all sales product in all time
• Admin user should able to see all sales product in specific period
• Admin user should able to see sales of specific product in all time
• Admin user should able to see sales of specific product in specific period

Available APIs

• POST: /api/user/login
• POST: /api/user/logout
• GET: /api/products
• POST: /api/cart/add
• GET: /api/cart/clear
• GET: /api/carts
• GET: /api/dashboard?cash=<cash>
• GET: /api/admin/sales
• GET: /api/admin/sales?product_name=<product_name>
• GET: /api/admin/sales?start_period=<yyyy-mm-dd>&end_period=<yyyy-mm-dd>