Functional requirements of Online Grocery Management System with non-functional

Functional Requirements

1. User Management
   • 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.
2. Product Management
   • Product Catalog: Maintain a catalog of grocery items with details such as product name, description, price, image, and category.
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   • 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.
3. 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.
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4. 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.
5. 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.
6. 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.
7. 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.
8. 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.
9. 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.
10. 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

1. 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.
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2. 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.
3. 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.
4. 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.
5. 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.
6. 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.
7. Portability
   • Cross-Platform Compatibility: Ensure the application is compatible with various devices and operating systems, including desktops, tablets, and mobile devices.
8. 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.