<?php

require 'index.view.php';

class Product {
  public $description;

  protected $available = true;

  public function __construct($description)
  {
    $this->description = $description;
  }

  public function unavailable()
  {
    $this->available = false;
  }

  public function isAvailable()
  {
    return $this->available;
  }
}

$products = [
  new Product('Oriental Herbal Nutrient'),
  new Product('Lactobacillus Serum'),
  new Product('Dandelion FPJ')
];

$products[0]->unavailable();