Account Creation and Login: Allow users to create and log in to accounts with secure authentication methods (e.g., email/password, social login).
Profile Management: Enable users to update their profiles, including personal details, addresses, and payment methods.
Product Management
Product Catalog: Maintain a catalog of grocery items with details such as product name, description, price, image, and category.
Product Search and Filtering: Provide search functionality to find products and filtering options based on categories, brands, price range, and other attributes.
Stock Management: Manage stock levels, including adding new products, updating existing product details, and removing discontinued items.
Shopping Cart and Checkout
Shopping Cart: Allow users to add products to their shopping cart, view cart contents, and modify quantities or remove items.
Checkout Process: Implement a streamlined checkout process, including address selection, payment options, and order review.
Payment Processing: Support various payment methods, such as credit/debit cards, digital wallets, and online banking. Integrate with payment gateways for secure transactions.
Order Management
Order Placement: Facilitate order placement with confirmation and order summary.
Order Tracking: Allow users to track the status of their orders, including processing, shipping, and delivery.
Order History: Provide users with access to their order history and order details.
Inventory Management
Stock Levels: Track and manage inventory levels, including automatic updates based on sales and restocking.
Alerts and Notifications: Implement alerts for low stock levels and inventory thresholds to prompt restocking.
Customer Support
Customer Service: Offer customer support features, including contact forms, live chat, and support tickets for addressing issues and inquiries.
Returns and Refunds: Manage returns and refund requests, including processing refunds and updating order statuses.
Promotions and Discounts
Coupons and Discounts: Implement functionality for creating and applying promotional codes, discounts, and special offers.
Loyalty Programs: Support loyalty programs to reward frequent customers with points, discounts, or other benefits.
Reports and Analytics
Sales Reports: Generate reports on sales performance, including total sales, revenue, and sales trends.
Inventory Reports: Provide reports on inventory levels, stock movements, and stock-outs.
Customer Insights: Offer insights into customer behavior, purchase patterns, and demographics.
Integration
Third-Party Integration: Integrate with third-party services, such as delivery logistics providers, payment gateways, and marketing tools.
API Access: Provide APIs for integration with other systems and applications, including ERP or CRM systems.
Security and Compliance
Data Protection: Implement measures to protect user data, including encryption and secure storage.
Compliance: Ensure compliance with relevant regulations and standards, such as GDPR for data protection.
Non-Functional Requirements
Performance
Response Time: Ensure quick response times for user interactions, such as product searches, checkout, and order processing (e.g., under 3 seconds for most operations).
Scalability: The system should handle increasing numbers of users, products, and orders without performance degradation.
Reliability
Uptime: Maintain high system availability with minimal downtime (e.g., 99.9% uptime).
Error Handling: Implement robust error handling and recovery mechanisms to manage system failures and ensure continuous operation.
Security
Authentication and Authorization: Use secure authentication methods and role-based access control to protect user accounts and data.
Payment Security: Implement secure payment processing methods, including compliance with PCI DSS standards.
Usability
User Interface: Design an intuitive and user-friendly interface that facilitates easy navigation and interaction.
Accessibility: Ensure the application is accessible to users with disabilities, including support for screen readers and keyboard navigation.
Maintainability
Code Quality: Write high-quality, well-documented code to facilitate system maintenance, updates, and troubleshooting.
Documentation: Provide comprehensive documentation for users, administrators, and developers, including operational procedures and technical specifications.
Availability
Backup and Recovery: Implement regular data backups and establish procedures for data recovery in case of system failures or data loss.
Failover: Ensure failover capabilities to switch to backup systems or servers if necessary.
Portability
Cross-Platform Compatibility: Ensure the application is compatible with various devices and operating systems, including desktops, tablets, and mobile devices.
Supportability
Technical Support: Provide mechanisms for obtaining technical support and resolving issues, including help desks, online resources, and customer service.
Error Reporting: Include functionality for reporting and tracking issues or bugs within the system.
