%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/**
* Cart Model
*
* @package Tutor\Models
* @author Themeum <support@themeum.com>
* @link https://themeum.com
* @since 3.0.0
*/
namespace Tutor\Models;
use Tutor\Helpers\QueryHelper;
/**
* Cart model class for performing cart functionalities
*/
class CartModel {
/**
* Cart table name
*
* @since 3.0.0
*
* @var string
*/
private $table_name = 'tutor_carts';
/**
* Resolve props
*
* @since 3.0.0
*/
public function __construct() {
$this->table_name = $GLOBALS['wpdb']->prefix . $this->table_name;
}
/**
* Add a course to the user's cart.
*
* @param int $user_id User ID.
* @param int $course_id Course ID.
*
* @return array Array containing the result of the insert operation.
*/
public function add_course_to_cart( $user_id, $course_id ) {
global $wpdb;
$current_time = current_time( 'mysql', true );
$user_cart_id = 0;
$user_cart = QueryHelper::get_row(
"{$wpdb->prefix}tutor_carts",
array(
'user_id' => $user_id,
),
'id'
);
if ( $user_cart ) {
$user_cart_id = $user_cart->id;
} else {
$user_cart_id = QueryHelper::insert(
"{$wpdb->prefix}tutor_carts",
array(
'user_id' => $user_id,
'created_at_gmt' => $current_time,
)
);
}
return QueryHelper::insert(
"{$wpdb->prefix}tutor_cart_items",
array(
'cart_id' => $user_cart_id,
'course_id' => $course_id,
)
);
}
/**
* Get items from the user's cart.
*
* @param int $user_id User ID.
*
* @return array Array containing the cart items and their total count.
*/
public function get_cart_items( $user_id ) {
global $wpdb;
$cart_data = array(
'cart' => null,
'courses' => array(
'total_count' => 0,
'results' => array(),
),
);
$user_cart = QueryHelper::get_row(
"{$wpdb->prefix}tutor_carts",
array(
'user_id' => $user_id,
),
'id'
);
if ( $user_cart ) {
$cart_data['cart'] = $user_cart;
$primary_table = "{$wpdb->prefix}tutor_cart_items AS item";
$joining_tables = array(
array(
'type' => 'LEFT',
'table' => "{$wpdb->prefix}posts AS post",
'on' => 'item.course_id = post.ID',
),
);
$where = array( 'item.cart_id' => $user_cart->id );
$select_columns = array( 'post.*' );
$cart_data['courses'] = QueryHelper::get_joined_data(
$primary_table,
$joining_tables,
$select_columns,
$where,
array(),
'item.id'
);
}
return $cart_data;
}
/**
* Check if the user has any items in their cart.
*
* @param int $user_id User ID.
* @return bool True if the user has items in the cart, false otherwise.
*/
public function has_item_in_cart( $user_id ) {
$get_cart = $this->get_cart_items( $user_id );
$courses = $get_cart['courses'];
$total_count = $courses['total_count'];
return (int) $total_count > 0;
}
/**
* Delete cart item.
*
* @since 3.0.0
*
* @param int $id The ID of the cart.
*
* @return boolean
*/
public function delete_cart_item( $id ) {
global $wpdb;
$delete = QueryHelper::delete( "{$wpdb->prefix}tutor_carts", array( 'id' => $id ) );
return $delete;
}
/**
* Delete a course from the user's cart.
*
* @since 3.0.0
*
* @param int $user_id User ID.
* @param int $course_id Course ID.
*
* @return boolean True if the course was successfully deleted, otherwise false.
*/
public function delete_course_from_cart( $user_id, $course_id ) {
global $wpdb;
$user_cart = QueryHelper::get_row(
"{$wpdb->prefix}tutor_carts",
array(
'user_id' => $user_id,
),
'id'
);
return QueryHelper::delete(
"{$wpdb->prefix}tutor_cart_items",
array(
'cart_id' => $user_cart->id,
'course_id' => $course_id,
)
);
}
/**
* Determine if a course is already added to the user's cart.
*
* @since 3.0.0
*
* @param int $user_id User ID.
* @param int $course_id Course ID.
*
* @return boolean True if the course is already in the cart, otherwise false.
*/
public static function is_course_in_user_cart( $user_id, $course_id ) {
global $wpdb;
$cart_table = "{$wpdb->prefix}tutor_carts AS cart";
$item_table = "{$wpdb->prefix}tutor_cart_items AS item";
$join_conditions = array(
array(
'type' => 'LEFT',
'table' => $item_table,
'on' => 'cart.id = item.cart_id',
),
);
$conditions = array(
'cart.user_id' => $user_id,
'item.course_id' => $course_id,
);
$select_columns = array( 'item.course_id' );
$cart_data = QueryHelper::get_joined_data(
$cart_table,
$join_conditions,
$select_columns,
$conditions,
array(),
'item.id'
);
return (bool) $cart_data['total_count'];
}
/**
* Delete cart data using user id
*
* @since 3.0.0
*
* @param int $user_id User ID.
*
* @return boolean
*/
public function clear_user_cart( $user_id ) {
return QueryHelper::delete(
"{$this->table_name}",
array(
'user_id' => $user_id,
)
);
}
}
Zerion Mini Shell 1.0