📚 Library Management System

A comprehensive Library Management System built using C++ to manage books, users, and transactions. Supports students, faculty, and librarians with essential library functionalities and file-based data persistence.

📖 Table of Contents

• Features
• Setup
• Run Instructions
• Data Format
• Usage
• File Structure
• Important Instructions

If you are testing this code, please use the data in Books.txt and Users.txt

Features

✅ Multi-role support (Students, Faculty, Librarians)
✅ Book borrowing system with timestamps
✅ Fine management with payment options
✅ Easy tracking of overdue books and borrowing history
✅ Librarian tools for book and user management
✅ File-based data persistence for secure storage
✅ Console-based interface with clear navigation

Setup

1. Clone the Repository

git clone https://github.com/pranaysriharsha/Library-Management-System.git

cd Library-Management-System

Run Instructions

Option 1: Compile by Listing Files (Recommended)

g++ main.cpp faculty.cpp user.cpp account.cpp library.cpp book.cpp student.cpp librarian.cpp -o main.exe

./main

Option 2: Compile Using find

g++ $(find . -name "*.cpp") -o main

./main

Data Format

Books Data Format

BookId,Title,Author,Publishers,ISBN,Year,Status,Borrowed ID

Sample

1,Introduction to Algorithms,Thomas H. Cormen,MIT Press,978-0-262-03384-8,2009,Borrowed,5

status can be anything among "Available","Borrowed" and "Reserved"

Users Data Format

For Students and Faculty

UserRole,UserId,RoleId,Name,Password,Email,AmountPaid,NoOfBorrowedBooks,BookID1,Time1,...,NoOfBooksInHistory,BookID1,BookID2...

Sample

Student,5,231052,akhil,pbat123,akhil23@iitk.ac.in,0,3,10,2025-03-07 16:51:14,16,2025-03-07 16:53:43,1,2025-03-08 10:10:11,4,1,2,15,6

For Librarians

UserRole,UserId,RoleId,Name,Password,email

Sample

Librarian,34,578466,Aarav Verma,Aarav123,aarav@iitk.ac.in

UserRole can be anything among "Student","Faculty" and "Librarian" RoleId:

• "RollNo for Student"
• "EmployeeId for Faculty"
• "Librarian Id for Librarian"

Usage

📖 Introduction The Library Management System is a console-based application designed to efficiently manage library operations for Students, Faculty, and Librarians. It provides a user-friendly interface for borrowing, returning, and tracking books while ensuring data is securely stored using file handling techniques.

🔹 Key Features

• Multi-role access with unique features for Students, Faculty, and Librarians.
• Book borrowing system with timestamps for accurate tracking.
• Fine management system to calculate, track, and allow users to pay fines.
• Librarians can manage book records and user details.
• Data persistence using file handling to ensure all changes are saved automatically.
• Whether you are a student looking to borrow books, a faculty member tracking borrowed resources, or a librarian managing the system, this application simplifies the entire process.

📋 Step-by-Step Instructions

• Run the Program using the commands mentioned in Run Instructions session. 🔐 Login Instructions When you run the application, you'll see the following menu:

  1. Enter 1 for Student Login
  2. Enter 2 for Faculty Login
  3. Enter 3 for Librarian Login
  4. Enter 4 to Exit the Program

💡 Tip: Ensure you follow the correct input format to avoid errors.

📋 Usage Instructions

If you are testing, use data from Books.txt and Users.txt

When logged in as a Student, you will see the following menu:

📋 Student Menu Options

• Enter 1 to display all books
• Enter 2 to borrow a book
• Enter 3 to return a book
• Enter 4 to display borrowed books
• Enter 5 to display your history
• Enter 6 to display fine
• Enter 7 to pay fine
• Enter 8 to display overdue books
• Enter 9 to exit

When you logged in as Faculty you will see the following menu:

📋 Faculty Menu Options

• Enter 1 to display all books
• Enter 2 to know the status of a particular book
• Enter 3 to borrow a book
• Enter 4 to return a book
• Enter 5 to display borrowed books
• Enter 6 to display your history
• Enter 7 to display overdue books
• Enter 8 to exit

When you logged in as a Librarian You will see the following menu:

📋 Librarian Menu Options

• Enter 1 to display all books
• Enter 2 to add a book
• Enter 3 to remove a book
• Enter 4 to add a new user
• Enter 5 to remove a user
• Enter 6 to update a book
• Enter 7 to update a user
• Enter 8 to display all users
• Enter 9 to display all books
• Enter 10 to exit

File Structure

LIBMS/
├── .vscode/ # VS Code settings folder
├── 📄 account.cpp # Account class implementation
├── 📄 account.h # Header file for Account class
├── 📄 book.cpp # Book class implementation
├── 📄 book.h # Header file for Book class
├── 📄 Books.txt # Sample book data
├── 📄 faculty.cpp # Faculty class implementation
├── 📄 faculty.h # Header file for Faculty class
├── 📄 librarian.cpp # Librarian class implementation
├── 📄 librarian.h # Header file for Librarian class
├── 📄 library.cpp # Library core logic
├── 📄 library.h # Header file for Library class
├── 📄 main.cpp # Entry point of the program
├── 📄 main.exe # Compiled executable (Windows)
├── 📄 ReadMe.md # Project documentation
├── 📄 student.cpp # Student class implementation
├── 📄 student.h # Header file for Student class
├── 📄 user.cpp # User class implementation
├── 📄 user.h # Header file for User class
└── 📄 Users.txt # Sample user data

⚠️ Important Instructions

Please follow these guidelines to ensure smooth usage and testing of the system:

• ➤ Enter valid data to avoid unexpected errors or system crashes.
• ➤ If you are testing:
  • Use the data available in Books.txt and Users.txt.
  • For Book IDs, refer to the Books.txt or use the Display Books command in the interface for correct numbers.
• ➤ Do not modify the data format in the .txt files directly.
• ➤ Always update or modify data using the command line interface to maintain data integrity.
• ➤ UserID ,studentID for student, EmployeeID for faculty and LibrarianID for librarian are integers.

📞 Contact

If you have any questions or suggestions, feel free to reach out. I'm happy to help!

📧 Email: surepally23@iitk.ac.in