ERP System (Spring Boot Backend)

This is the backend of a role-based ERP (Enterprise Resource Planning) system developed using Spring Boot and MySQL. The system supports modules like Admin, HR, Finance, and Inventory, with secure JWT authentication and role-based access control.

Features

1. Authentication & Security

• JWT-based login and signup
• Role-based access control (Admin, HR, Finance, Inventory)
• Password encryption using Spring Security

2. Admin Module

• Create/Edit/Delete users
• Assign roles (HR, Finance, Inventory)
• Activate/Deactivate users
• Reset user passwords
• View user roles and permissions

3. Department Management

• Create/Edit/Delete departments
• Assign users to departments
• Department-wise user listing

4. HR Module

• Employee CRUD operations
• Leave Management (Request/Approve/Reject)
• Attendance Management with enum statuses:
  • PRESENT
  • ABSENT
  • LEAVE
  • NOT_MARKED
• Auto-leave attendance update
• Employee performance and payroll management

5. Inventory Module

• Product stock management
• Purchase order tracking

6. Finance Module

• Salary and payroll processing
• Financial reporting (planned)

Technologies Used

• Java 17+
• Spring Boot
• Spring Security
• Spring Data JPA
• MySQL
• JWT (Authentication)
• Lombok
• Maven

Folder Structure

src/ ├── config/ → Security & JWT configuration
├── controller/ → REST API controllers
├── dto/ → Data Transfer Objects
├── entity/ → JPA Entities
├── repository/ → Spring Data Repositories
├── request/ → Incoming request models
├── response/ → API responses
├── service/ → Business logic
└── service/impl/ → Service implementations

Getting Started

Prerequisites

• Java 17+
• MySQL
• Maven

Setup

1. Clone the repo:

   git clone https://github.com/swapnilshinde1101/ERP.git

2. Create a MySQL database:

  CREATE DATABASE erp_system;


3. Configure DB credentials in application.properties.

4. Run the Spring Boot application:

  mvn spring-boot:run