Farmers Market OOP Implementation

A JavaScript Object-Oriented Programming implementation of a Farmers Market system demonstrating core OOP concepts.

Features

• Market management with multiple stands
• Farmer assignments with specialties
• Produce inventory with different types and pricing
• Search functionality across market stands
• Buy/sell transactions with inventory updates

Project Structure

src/
├── index.js                 # Entry point
├── demo/demo.js            # Demo functionality
├── models/
│   ├── FarmersMarket.js    # Main market class
│   ├── Stand.js            # Stand management
│   ├── Farmer.js           # Farmer entity
│   ├── ProduceItem.js      # Produce with quantities
│   └── produce/            # Produce types (Apple, Banana, etc.)
└── utils/constants.js      # Project constants

How to Run

npm install
npm start

Sample Output

Boston Farmer's Market at Newbury Street
3 stands, 3 with farmers
5 different types of produce
Total market value: $1909.00

Paul Revere at Stand block 1:
Stand value: $1127.00
  - Apple has a quantity of 100 piece
  - Banana has a quantity of 200 dozen
  - Tomato has a quantity of 230 lb

Key Classes

• FarmersMarket: Main container managing stands and operations
• Stand: Individual vendor stands with inventory
• Farmer: Market vendors with specialties
• ProduceItem: Produce with quantities and pricing
• Produce: Base class for all produce types

OOP Concepts Demonstrated

• Inheritance (Produce base class)
• Encapsulation (private state management)
• Composition (Market → Stands → Produce)
• Error handling and validation