🎓 Course Enrollment System A Complete Spring Boot + Thymeleaf + PostgreSQL Web Application

A full-stack Course Enrollment Web Application built using Spring Boot, Thymeleaf, and PostgreSQL. The system supports Admin & User portals, secure role-based access, course management, enrollment requests, approval/rejection workflows, and detailed dashboards.

🔗 Demo Video (LinkedIn) 👉 https://shorturl.at/aNTSQ

🌐 UI Preview (Design Concept) 🏠 Home Page 🎓 COURSE ENROLLMENT SYSTEM

• Browse available courses • View course details with icons • Login / Register

[ Search / Filter Courses ]

Clean, modern layout with gradient background

📊 User Dashboard 👤 Welcome, Student

🟦 Browse Courses 🟦 My Enrollments 🟦 Enrollment History 🟦 Profile Settings 🟦 Logout

🛠️ Admin Dashboard 👑 Admin Control Panel

📚 Manage Courses 🎟️ Enrollment Requests 👥 Manage Users ⚙️ Settings 🔒 Logout

🔑 System Roles & Access Control 👨‍💼 Admin Role (ROLE_ADMIN)

Admins are registered via service layer using a dedicated admin registration logic.

Capabilities

📚 Add / Update / Delete Courses

🎟️ Approve or Reject Enrollment Requests

👥 View & Manage Users

👤 Profile, Password Update, Logout

👤 User Role (ROLE_USER) Capabilities

📚 Browse available courses with icons

✍️ Send enrollment requests

⏳ Track Pending / Approved enrollments

🧾 View complete enrollment history

👤 Profile management & logout

🛠️ Admin Registration Logic (Important)

Admins are not hardcoded and not manually assigned via DB.

✅ Service Layer Approach

✔️ This ensures:

Secure role assignment

No duplicate entity for Admin

Same StudentEntity used for both roles

🛠️ Tech Stack Layer Technology Backend Spring Boot 4.0 Frontend Thymeleaf + Bootstrap 5 Database PostgreSQL Security Spring Security (Role-Based Access) Spring Tool Suit 🗃️ Database Setup (PostgreSQL) 1️⃣ Configure Database Connection

src/main/resources/application.properties

spring.datasource.url=jdbc:postgresql://localhost:5432/course_enroll spring.datasource.username=postgres spring.datasource.password=your_pg_password spring.jpa.hibernate.ddl-auto=update

🚀 How to Run the Project

1️⃣ Import project into IntelliJ / Eclipse /STS 2️⃣ Ensure PostgreSQL is running 3️⃣ Update application.properties 4️⃣ Run Spring Boot application 5️⃣ Open browser:

http://localhost:8080/

📁 Project Structure CourseEnrollmentSystem/ │ ├── src/main/java/ │ └── hello/security/main/ │ ├── controller/ │ ├── entities/ │ ├── repository/ │ └── service/ │ ├── src/main/resources/ │ ├── templates/ # Thymeleaf HTML files │ └── application.properties │ └── README.md

✅ Feature Matrix Role Features Admin Manage Courses, View Requests, User Management Admin Approve / Reject Enrollments User Browse Courses, Send Requests User Enrollment History Shared Secure Login, Logout, Role-Based Access 🌱 Future Enhancements

📩 Email / OTP Notifications

💳 Payment Integration for Premium Courses

🔍 Advanced Course Search & Filters

📊 Admin Analytics Dashboard

👨‍💻 Author

Haris Khatti 🔗 Demo Video: https://shorturl.at/aNTSQ

📄 License

This project is created for educational and demo purposes.