Functional requirements of Library Catalog System with non-functional

Functional Requirements

1. Catalog Management
   • Add and Update Items: Allow staff to add new items (books, journals, DVDs, etc.) to the catalog and update existing item details.
   • Item Classification: Classify items using systems such as Dewey Decimal or Library of Congress classification.
   • Metadata Management: Store and manage metadata for each item, including title, author, publication year, genre, ISBN, and location.
2. Search and Discovery
   • Search Functionality: Enable users to search for items using various criteria such as title, author, ISBN, keywords, and subject.
   • Advanced Filtering: Provide filtering options to narrow down search results based on criteria like publication date, genre, and availability.
   • Faceted Search: Allow users to refine searches using facets such as item type, author, and publication year.
3. Item Availability and Status
   • Availability Check: Display real-time availability status of items (e.g., available, checked out, reserved).
   • Hold and Reservation: Allow users to place holds or reservations on items that are currently checked out.
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   • Check-In and Check-Out: Manage the check-in and check-out process for items, including updating availability and recording user transactions.
4. User Management
   • User Registration and Authentication: Allow patrons to create accounts, log in, and manage their profiles.
   • Profile Management: Users can update personal details, contact information, and preferences.
   • Account Management: Track and manage user activity, including current checkouts, holds, and fines.
5. Borrowing and Returns
   • Loan Management: Manage the borrowing and return process, including due dates, overdue fines, and renewals.
   • Renewals: Allow users to renew checked-out items if no other holds or reservations exist.
6. Fines and Fees
   • Overdue Fines: Calculate and manage fines for overdue items.
   • Fee Payment: Allow users to view and pay fines and fees online.
7. Reporting and Analytics
   • Usage Reports: Generate reports on item usage, including checkouts, returns, and reservations.
   • Inventory Reports: Provide reports on catalog inventory, including current holdings, new acquisitions, and item condition.
8. Integration
   • OPAC Integration: Integrate with an Online Public Access Catalog (OPAC) to provide users with a web-based interface for searching the catalog.
   • External Systems: Integrate with other systems such as automated book sorters, RFID systems, and library management systems.
9. Catalog Enrichment
   • Item Reviews and Ratings: Allow users to leave reviews and ratings for items.
   • Recommendations: Provide recommendations based on user preferences and borrowing history.
10. Compliance and Security
    • Data Protection: Ensure the protection of user data and catalog information through encryption and secure storage.
    • Privacy Compliance: Adhere to data protection regulations and privacy laws (e.g., GDPR, CCPA).

Non-Functional Requirements

1. Performance
   • Response Time: Ensure fast response times for searches, catalog updates, and user interactions (e.g., under 2 seconds for searches).
   • Scalability: The system should handle increasing numbers of catalog items, users, and transactions without performance degradation.
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2. Reliability
   • Uptime: Ensure high system availability with minimal downtime (e.g., 99.9% uptime).
   • Error Handling: Implement robust error handling and recovery mechanisms to manage system failures gracefully.
3. Security
   • Data Protection: Protect sensitive data, including user information and catalog details, through encryption and secure access controls.
   • Authentication and Authorization: Implement secure authentication methods and role-based access control.
   • Compliance: Follow relevant standards and regulations for data protection and privacy.
4. Usability
   • User Interface: Design an intuitive and user-friendly interface for both staff and patrons.
   • Accessibility: Ensure the system is accessible to users with disabilities, following accessibility standards (e.g., WCAG).
5. Maintainability
   • Code Quality: Write high-quality, well-documented code to facilitate maintenance and updates.
   • Documentation: Provide comprehensive documentation for users and administrators, including user guides and system manuals.
6. Availability
   • Backup and Recovery: Implement regular data backups and establish procedures for data recovery in case of system failures.
   • Failover: Ensure the system can switch to backup systems or servers in case of primary system failure.
7. Portability
   • Cross-Platform Compatibility: Ensure the system is compatible with various devices and operating systems, including desktops, tablets, and mobile devices.
8. Supportability
   • Technical Support: Provide mechanisms for users to obtain support and resolve issues.
   • Error Reporting: Include functionality for users to report issues or bugs and track their resolution.