Restaurant Purchase System with GUI

Welcome to the Restaurant Purchase System with GUI! This project provides a streamlined and feature-rich platform for managing restaurant orders and purchases, all through an intuitive graphical user interface (GUI) built using Java and JFrame.

✨ Project Overview

The Restaurant Purchase System with GUI is designed to efficiently manage a restaurant’s operations, allowing users to:

• Place and manage orders.
• Track purchases and calculate total costs.
• Manage a dynamic inventory system integrated into the application.

This application combines robust functionality with an easy-to-use GUI to enhance the experience for both restaurant staff and customers.

🎯 Key Features

• Dynamic Menu Options: Users can browse and manage categories such as Burgers, Snacks, Wraps, Drinks, and Desserts.
• Order Management: Process orders with real-time calculations, including discounts.
• Inventory Updates: Inventory levels automatically adjust based on processed orders.
• User Login and Registration: Secure login and registration system to ensure user data is protected.
• Discount Implementation: Flexible discount logic applied dynamically during order processing.
• Modular and Expandable Design: Built with extensibility in mind, allowing easy addition of new features.
• Error Handling: Validations and robust error handling for a seamless experience.

🔧 Technologies Used

• Programming Language: Java (JDK 17+ recommended)
• GUI Framework: JFrame
• Design Patterns: Object-oriented programming principles, interfaces, and modular design.
• Development Tools: Eclipse
• Version Control: Git

🚀 Getting Started

Follow the steps below to set up and run the project on your local machine.

Prerequisites

• Java Development Kit (JDK 17 or higher).
• An IDE like IntelliJ IDEA, Eclipse, or NetBeans.
• Git for version control.

Installation

1. Clone the repository:

   git clone https://github.com/your-username/Restaurant-Purchase-System-With-GUI.git

2. Open the project in your preferred IDE.
3. Build the project to resolve dependencies.
4. Run the OrderMain.java file to start the application.

🖥️ How to Use

1. Launch the Application: Start the app by running the OrderMain.java file.
2. Login/Registration: Begin by logging in or registering as a user.
3. Browse Categories: Navigate through various menu categories, including Burgers, Drinks, Desserts, and more.
4. Place Orders: Select items, enter quantities, and confirm purchases.
5. Track Totals and Discounts: View the order summary, including total costs and applied discounts.
6. Complete Purchase: Finalize the order and review inventory adjustments.

📂 Project Structure

The project follows a modular structure for easier maintenance and scalability:

├── src
│   ├── Classes
│   │   ├── Burger.java
│   │   ├── ColdDrink.java
│   │   ├── Customer.java
│   │   ├── Dessert.java
│   │   ├── Drink.java
│   │   ├── Food.java
│   │   ├── HotDrink.java
│   │   ├── Meal.java
│   │   ├── Order.java
│   │   ├── Sauce.java
│   │   ├── Snack.java
│   │   ├── TotalDiscount.java
│   │   ├── Wrap.java
│   ├── Frames
│   │   ├── AppController.java
│   │   ├── BurgerFrame.java
│   │   ├── ColdDrinkFrame.java
│   │   ├── CompleteFrame.java
│   │   ├── DessertFrame.java
│   │   ├── DrinkFrame.java
│   │   ├── FoodFrame.java
│   │   ├── HotDrinkFrame.java
│   │   ├── LoginFrame.java
│   │   ├── MainFrame.java
│   │   ├── OrderFrame.java
│   │   ├── PurchaseFrame.java
│   │   ├── RegistrationFrame.java
│   │   ├── SauceFrame.java
│   │   ├── SnackFrame.java
│   │   ├── WrapFrame.java
│   ├── Interfaces
│   │   ├── Discount.java
│   ├── Main
│       ├── OrderMain.java
│       ├── OrderSys.java

Key Files

• OrderMain.java: The main entry point of the application.
• Customer.java: Handles customer-related functionalities.
• Order.java: Manages the order-processing logic.
• Discount.java: Interface for applying various discounts.
• GUI Files: Frames for each functionality, such as BurgerFrame.java, LoginFrame.java, and CompleteFrame.java.

📸 Screenshots

📚 Learning Outcomes

This project helped me enhance my skills in:

• Developing modular and object-oriented Java applications.
• Designing intuitive GUIs using JFrame.
• Managing and organizing a large-scale project with multiple components.
• Implementing real-time data validation and error handling mechanisms.

🤝 Contributing

Contributions are welcome!

1. Fork the repository.
2. Create a feature branch: feature-branch-name.
3. Commit your changes and push to the branch.
4. Open a pull request.

📩 Contact

For questions, suggestions, or collaboration opportunities, feel free to reach out:

• Name: Ahmet Mert Çaralan
• Email: mert.caralan@outlook.com
• LinkedIn: linkedin.com/in/mertcaralan
• GitHub: github.com/mertcaralan

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Thank you for exploring the Restaurant Purchase System with GUI! I look forward to your feedback and collaboration. 😊