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<?php |
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|
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namespace Booktics\Cart; |
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|
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/** |
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* Class Cart_Session |
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* Handles cart session management for the Booktics plugin |
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* |
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* @package Booktics\Cart |
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*/ |
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class Cart_Session { |
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|
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/** |
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* Session key used to store cart data in a PHP session |
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* |
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* @var string |
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*/ |
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const SESSION_KEY = 'booktics_cart'; |
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|
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/** |
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* Get cart data from session |
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* |
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* @return array{items: array, total: float} |
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*/ |
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public static function get() { |
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$session_data = ! empty( $_SESSION[ self::SESSION_KEY ] ) ? $_SESSION[ self::SESSION_KEY ] : null; |
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|
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if ( ! is_array( $session_data ) ) { |
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return array( |
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'items' => array(), |
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'total' => 0.00, |
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'coupon' => '', |
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); |
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} |
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|
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return $session_data; |
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} |
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|
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/** |
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* Set cart data in session |
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* |
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* @param array $cart Cart data to store in session |
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* |
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* @return void |
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*/ |
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public static function set( array $cart ) { |
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$_SESSION[ self::SESSION_KEY ] = $cart; |
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} |
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|
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/** |
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* Clear cart data from session |
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* |
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* @return void |
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*/ |
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public static function clear() { |
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unset( $_SESSION[ self::SESSION_KEY ] ); |
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} |
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|
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/** |
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* Add an item to the cart session |
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* |
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* @param array $item |
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* |
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* @return array |
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*/ |
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public static function add_item( array $item ): array { |
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$cart = self::get(); |
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$cart['items'][] = $item; |
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$cart['total'] += $item['subtotal']; |
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$cart = apply_filters( 'booktics_pro_cart_session', $cart ); |
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|
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self::set( $cart ); |
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|
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return end( $cart['items'] ); |
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} |
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|
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/** |
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* Delete an item from the cart session |
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* |
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* @param string $id |
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* |
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* @return void |
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*/ |
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public static function delete_item( string $id ) { |
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$cart = self::get(); |
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$cart['items'] = array_values( |
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array_filter( |
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$cart['items'], |
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function ( $item ) use ( $id ) { |
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return $item['uuid'] != $id; |
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} |
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) |
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); |
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$cart['total'] = array_reduce( |
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$cart['items'], function ( $total, $item ) { |
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return $total + $item['price']; |
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}, 0.00 |
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); |
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|
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self::set( $cart ); |
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} |
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|
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/** |
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* Edit an item in the cart session |
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* |
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* @param string $uuid UUID of the item to edit |
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* @param array $new_data New data to update the item with |
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* |
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* @return void |
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*/ |
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public static function edit_item( string $uuid, array $new_data ) { |
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$cart = self::get(); |
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$cart['total'] = 0; |
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|
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$cart['items'] = array_map( |
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function ( $item ) use ( $uuid, $new_data, &$cart ) { |
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if ( $item['uuid'] === $uuid ) { |
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$item = array_merge( $item, $new_data ); |
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} |
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$cart['total'] += $item['subtotal']; |
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|
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return $item; |
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}, $cart['items'] |
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); |
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$cart = apply_filters( 'booktics_pro_cart_session', $cart ); |
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self::set( $cart ); |
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} |
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} |
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|
