A Custom Furniture Ordering System is a platform that enables customers to design, order, and customize furniture online. It allows customers to select materials, sizes, and styles, and then proceed to order the furniture, which is then made according to their specifications. Object-Oriented Design (OOD) helps in organizing and modeling the system into different classes, making it scalable, maintainable, and easier to manage.
Requirements for the Custom Furniture Ordering System:
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User Management
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Customers should be able to create accounts and log in.
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Admins should be able to manage users (view and edit customer details, deactivate accounts, etc.).
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Product Catalog
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Different types of furniture (tables, chairs, sofas, etc.) need to be available for customization.
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Each piece of furniture will have different customizable attributes such as material, size, color, style, and finish.
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Customization
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Customers should be able to choose customizations such as dimensions (length, width, height), color, material (wood, metal, fabric), and other preferences.
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Order Management
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Orders should be placed after finalizing customizations.
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Customers should be able to track their orders (e.g., in production, shipped, delivered).
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Admins should be able to update the status of the order.
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Pricing & Payment
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Pricing should be calculated based on the selected customizations.
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Integrate payment processing and billing information.
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Shipping
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Customers should be able to provide shipping addresses and choose shipping options.
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The system should handle shipping and delivery tracking.
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Inventory Management
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Admins should be able to monitor available materials for production (e.g., wood, fabric, etc.).
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Object-Oriented Design Components
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Classes and Relationships
1.1 User Class
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Represents a user in the system (can be either a customer or an admin).
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Properties: userID, name, email, password, role (customer/admin), address.
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Methods: register(), login(), updateProfile(), viewOrderHistory(), placeOrder().
1.2 Product Class
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Represents a type of furniture (e.g., table, chair).
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Properties: productID, name, description, basePrice, category (e.g., chair, table, sofa).
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Methods: listCustomizations(), getPrice(), addToCart().
1.3 Customization Class
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Represents customizable options available for a product.
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Properties: customizationID, type (size, color, material, etc.), availableOptions (array of options).
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Methods: displayOptions(), selectOption().
1.4 Order Class
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Represents an order placed by a customer.
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Properties: orderID, customer (User), product (Product), customizations (array of Customization), orderStatus (pending, in production, shipped, delivered), orderDate, price.
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Methods: calculateTotalPrice(), updateStatus(), trackOrder().
1.5 Payment Class
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Handles payment details for an order.
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Properties: paymentID, order (Order), paymentMethod (credit card, PayPal), paymentStatus (successful, failed), amount.
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Methods: processPayment(), verifyPayment().
1.6 Admin Class (inherits from User)
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Represents an admin user who manages the system.
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Properties: adminID, userPermissions.
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Methods: manageUsers(), manageInventory(), manageOrders().
1.7 Inventory Class
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Manages the materials used in custom furniture.
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Properties: materialID, materialType (wood, metal, fabric), quantityAvailable.
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Methods: updateStock(), checkStockAvailability().
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Class Relationships
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User ↔ Order: A user can place multiple orders. An order is associated with one customer.
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Product ↔ Customization: A product can have multiple customizations.
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Order ↔ Customization: Each order consists of a set of customizations for a specific product.
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Order ↔ Payment: Each order can have one associated payment.
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Admin ↔ User: Admins can manage multiple users.
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Admin ↔ Inventory: Admins can update the inventory for materials.
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Example System Flow
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Customer Registration & Login
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A customer registers with their details (name, email, etc.).
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The system validates the registration and allows the customer to log in.
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Product Customization
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After logging in, the customer browses the catalog of available products (tables, chairs, sofas, etc.).
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They select a product and then choose from various customization options (size, material, color).
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The system dynamically updates the price based on the customizations.
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Order Placement
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Once the customer is satisfied with their customizations, they place the order.
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The order is created with all the selected customizations, and the system calculates the total price.
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Payment Processing
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The customer proceeds to checkout and selects a payment method (credit card, PayPal, etc.).
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The system processes the payment and generates an invoice.
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Order Fulfillment
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The order is marked as “in production.”
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Admins monitor the order and update its status.
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Once the order is completed, the system marks it as “shipped” and provides the customer with tracking details.
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Order Tracking
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Customers can log into their account and track the status of their order.
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Admin Management
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Admins can manage users, update inventory, and monitor all customer orders.
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Key Considerations
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Scalability: The system should be able to handle a growing number of products, customizations, and users without significant performance degradation.
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Security: Sensitive information such as payment details and user data must be securely stored (e.g., password encryption, PCI-compliant payment processing).
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User Experience: The system should provide an easy-to-use interface for customers to visualize their customized furniture, choose options, and complete their orders.
By implementing the Custom Furniture Ordering System with Object-Oriented Design, we can ensure that the system is modular, easy to maintain, and capable of evolving as requirements change.