PHP code example of dvoiced / yii2-cart

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

dvoiced / yii2-cart example snippets

class Product extends ActiveRecord implements ItemInterface
{
    use ItemTrait;

    public function getPrice()
    {
        return $this->price;
    }

    public function getId()
    {
        return $this->id;
    }
}

	public function actionCreate($id)
    {
        $product = Product::findOne($id);
        if ($product) {
            \Yii::$app->cart->create($product);
            $this->redirect(['index']);
        }
    }
    public function actionIndex()
    {
        $cart = \Yii::$app->cart;
        $products = $cart->getItems();
        $total = $cart->getCost();
        return $this->render('index', [
            'products' => $products,
            'total' => $total,
        ]);
    }
    public function actionDelete($id)
    {
        $product = Product::findOne($id);
        if ($product) {
            \Yii::$app->cart->delete($product);
            $this->redirect(['index']);
        }
    }
    public function actionUpdate($id, $quantity)
    {
        $product = Product::findOne($id);
        if ($product) {
            \Yii::$app->cart->update($product, $quantity);
            $this->redirect(['index']);
        }
    }
	
	public function actionCheckout(){
		\Yii::$app->cart->checkOut(false);
		$this->redirect(['index']);
	}

[
    'components' => [
        'cart' => [
			'class' => 'hscstudio\cart\Cart',
		],
    ]
]

[
    'components' => [
        'cart' => [
			'class' => 'hscstudio\cart\Cart',
			'storage' => [
				'class' => 'hscstudio\cart\MultipleStorage',
				'storages' => [
					['class' => 'hscstudio\cart\SessionStorage'],
					[
						'class' => 'hscstudio\cart\DatabaseStorage',
						'table' => 'cart',
					],
				],
			]
		],
    ]
]

    'bootstrap' => [
		...
		'hscstudio\cart\CartBootstrap'
	],

\Yii::$app->cart->create($product, 1);

$itemsCount = \Yii::$app->cart->getCount();

$total = \Yii::$app->cart->getCost();

\Yii::$app->cart->removeAll(); // will remove data
// or 
\Yii::$app->cart->checkOut(); // will remove data
// or
\Yii::$app->cart->checkOut(false); // will keep data, only update status to 1 and regenerate session ID

// app/components/MyDiscount.php

class MyDiscount extends DiscountBehavior
{
    /**
     * @param CostCalculationEvent $event
     */
    public function onCostCalculation($event)
    {
        // Some discount logic, for example
        $event->discountValue = 100;
    }
}

$cart->attachBehavior('myDiscount', ['class' => 'app\components\MyDiscount']);

$total = \Yii::$app->cart->getCost(true);

$cart->on(Cart::EVENT_COST_CALCULATION, function ($event) {
    $event->discountValue = 100;
});

php composer.phar 

namespace app\foo;

use hscstudio\cart\Storage;

class ExampleStorage extends Storage
{
	public function read(Cart $cart)
	{
		// read cart data
	}
	
	public function write(Cart $cart)
	{
		// write cart data
	}
	
	public function lock($drop, Cart $cart)
	{
		// lock cart data, only for db
	}
}