<?php

if (!defined('ABSPATH'))
    exit;

class AWDP_Front_End
{

    static $cart_error = array();
    /**
     * The single instance of WordPress_Plugin_Template_Settings.
     * @var    object
     * @access  private
     * @since    1.0.0
     */
    private static $_instance = null;
    public $products = false;
    /**
     * The version number.
     * @var     string
     * @access  public
     * @since   1.0.0
     */
    public $_version;
    /**
     * The token.
     * @var     string
     * @access  public
     * @since   1.0.0
     */
    public $_token;
    /**
     * The plugin assets URL.
     * @var     string
     * @access  public
     * @since   1.0.0
     */
    public $assets_url;
    /**
     * The main plugin file.
     * @var     string
     * @access  public
     * @since   1.0.0
     */
    public $file;

    private $discount;
    private $conversion_unit = false;
    /**
     * Check if price has to be display in cart and checkout
     * @var type
     * @var boolean
     * @access private
     * @since 3.4.2
     */
    private $show_price = false;

    function __construct($discount, $file = '', $version = '1.0.0')
    {
// Load frontend JS & CSS

        $this->_version = $version;
        $this->_token = AWDP_TOKEN;
        $this->discount = $discount;
        add_action('init', array($this, 'register_awdp_discounts'));

        if ($this->awdp_check_woocommerce_active()) {

            add_filter('woocommerce_cart_calculate_fees', array( $this, 'cart_apply_discount'), 10, 1 );

            // 
            add_filter('woocommerce_cart_item_price', array($this, 'cart_price_view'), 1000, 3);
            add_filter('woocommerce_cart_item_price_html', array($this, 'cart_price_view'), 1000, 3);

            // Price
            add_filter('woocommerce_product_get_price', array($this, 'get_product_price'), 99, 2 );
            add_filter('woocommerce_product_get_regular_price', array($this, 'get_product_price'), 99, 2 );

            //
            add_filter('woocommerce_get_price_html', array($this, 'get_product_price_html'), 99, 2 );
            // add_filter('woocommerce_product_get_regular_price', array($this, 'custom_price'), 99, 2 );

            // Variations
            add_filter('woocommerce_product_variation_get_regular_price', array($this, 'get_product_price'), 99, 2 );
            add_filter('woocommerce_product_variation_get_price', array($this, 'get_product_price'), 99, 2 );

            // Variable (price range)
            add_filter('woocommerce_variation_prices_price', array($this, 'custom_variable_price'), 99, 3 );
            add_filter('woocommerce_variation_prices_regular_price', array($this, 'custom_variable_price'), 99, 3 );

        }
    }


    public function before_calculate_totals($cart_obj)
    {

        remove_action('woocommerce_before_calculate_totals', array($this, 'before_calculate_totals'), 10);
        remove_action('woocommerce_cart_loaded_from_session', array($this, 'before_calculate_totals'), 10);
    }

    /**
     * Apply the discount as fee
     * @param $cart_obj object
     */
    public function cart_apply_discount($cart_obj)
    {

        // $this->discount->calculate_discount($cart_obj);
        $this->discount->show_discounts($cart_obj);

    }

    /**
     * Apply the discount as fee
     * @param $cart_obj object
     */
    public function cart_price_view( $item_price, $cart_item )
    {

        return $this->discount->cart_discount_items( $item_price, $cart_item );

    }

    // AWPD Prodcut Price After Discount
    public function get_product_price( $price, $product ) {

        // var_dump($this->discount->awdp_product_price_after_discount( $price, $product ));
        return $this->discount->get_product_price( $price, $product );

    }

    // Price HTML Display
    public function get_product_price_html( $price, $product ) {

        return $this->discount->get_product_price_html( $price, $product );

    }

    // AWPD Prodcut Price After Discount (Variable Products)
    public function custom_variable_price( $price, $variation, $product ) {
        // Delete product cached price  (if needed)
        // wc_delete_product_transients($variation->get_id());
        return $price * 2;
    }



    /**
     * Check if woocommerce plugin is active
     */
    public function awdp_check_woocommerce_active()
    {

        if (in_array('woocommerce/woocommerce.php', apply_filters('active_plugins', get_option('active_plugins')))) {
            return true;
        }
        if (is_multisite()) {
            $plugins = get_site_option('active_sitewide_plugins');
            if (isset($plugins['woocommerce/woocommerce.php']))
                return true;
        }
        return false;
    }

    // Apply discount to products in cart

    function review_minicart_subtotal($subtotal, $compound)
    {
        $n_subtotal = 0;
        $items = WC()->cart->get_cart_contents();
        $awdp_pro_discount = $_SESSION["awdp_discounts"];
        $awdp_sub_total = 0;
        // if (!is_cart() && !is_checkout()){
        foreach ($items as $item => $values) {
            $price = $values['data']->get_price();
            $quantity = $values['quantity'];
            $n_subtotal += $price * $quantity;
            $product_id = $values['product_id'];
            $key = array_search($product_id, $_SESSION["awdp_discount_ids"]);
            if ($key > -1) {
                $price = $awdp_pro_discount[$key]['discount'] * $quantity;
                $awdp_sub_total += $price;
            } else {
                $awdp_sub_total += $price;
            }
        }
        $subtotal = wc_price($awdp_sub_total);
        // }

        return $subtotal;
    }

    // Apply discount to cart


    // Total savings text

    function awdp_cart_price()
    {
        if (is_admin() && !defined('DOING_AJAX'))
            return;
        $chosen_payment_method = WC()->session->get('chosen_payment_method');
        $awdp_sub_total = 0;
        foreach (WC()->cart->get_cart() as $cart_item) {
            // The corresponding product ID
            $product_id = $cart_item['product_id'];
            $quantity = $cart_item['quantity'];

            $tax_amount = array_sum(WC()->cart->get_taxes());

            // Check product
            $awdp_pro_discount = $_SESSION["awdp_discounts"];
            array_push($_SESSION["awdp_actualprice"], array('pid' => $product_id, 'price' => $cart_item['data']->get_price()));
            $key = array_search($product_id, $_SESSION["awdp_discount_ids"]);
            if ($key > -1) {
                if (doing_action('woocommerce_before_calculate_totals'))
                    $price = $awdp_pro_discount[$key]['discount'];
                else
                    $price = $awdp_pro_discount[$key]['discount'] * $quantity;

                // echo $price;
                $cart_item['data']->set_price(floatval($price));
                $awdp_sub_total += $price;
            } else {
                //$awdp_sub_total += $price;
            }
        }

        $awdp_total = $awdp_sub_total + $tax_amount;

        WC()->cart->subtotal = $awdp_sub_total;
        WC()->cart->total = $awdp_total;
        WC()->session->set('refresh_totals', true);

        //wc_price($awdp_sub_total);

        // Checking payment gateway
        // if ($chosen_payment_method == 'cod') {
        //     WC()->cart->total = WC()->cart->total - (WC()->cart->total * 10 / 100);
        //     WC()->cart->subtotal = WC()->cart->subtotal - (WC()->cart->subtotal * 10 / 100);
        // }

        if (did_action('woocommerce_before_calculate_totals'))
            remove_action('woocommerce_before_calculate_totals', array($this, 'awdp_cart_price'), 99);
        if (did_action('woocommerce_before_cart_totals'))
            remove_action('woocommerce_before_cart_totals', array($this, 'awdp_cart_price'), 99);
        if (did_action('woocommerce_review_order_before_order_total'))
            remove_action('woocommerce_review_order_before_order_total', array($this, 'awdp_cart_price'), 99);

    }

    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////


    /**
     * AWDP Custom post types
     */
    public function register_awdp_discounts()
    {

        $post_type = AWDP_POST_TYPE;
        $labels = array(
            'name' => 'Pricing Rules',
            'singular_name' => 'Pricing Rule',
            'name_admin_bar' => 'WCPA_Form',
            'add_new' => _x('Add New Product Form', $post_type, 'woo-pricing-rules'),
            'add_new_item' => sprintf(__('Add New %s', 'woo-pricing-rules'), 'Form'),
            'edit_item' => sprintf(__('Edit %s', 'woo-pricing-rules'), 'Form'),
            'new_item' => sprintf(__('New %s', 'woo-pricing-rules'), 'Form'),
            'all_items' => sprintf(__('Product Rules', 'woo-pricing-rules'), 'Form'),
            'view_item' => sprintf(__('View %s', 'woo-pricing-rules'), 'Form'),
            'search_items' => sprintf(__('Search %s', 'woo-pricing-rules'), 'Form'),
            'not_found' => sprintf(__('No %s Found', 'woo-pricing-rules'), 'Form'),
            'not_found_in_trash' => sprintf(__('No %s Found In Trash', 'woo-pricing-rules'), 'Form'),
            'parent_item_colon' => sprintf(__('Parent %s'), 'Form'),
            'menu_name' => 'Custom Product Options'
        );
        $args = array(
            'labels' => apply_filters($post_type . '_labels', $labels),
            'description' => '',
            'public' => false,
            'publicly_queryable' => false,
            'exclude_from_search' => true,
            'show_ui' => false,
            'show_in_menu' => 'edit.php?post_type=product',
            'show_in_nav_menus' => false,
            'query_var' => false,
            'can_export' => true,
            'rewrite' => false,
            'capability_type' => 'post',
            'has_archive' => false,
            'rest_base' => $post_type,
            'hierarchical' => false,
            'show_in_rest' => false,
            'rest_controller_class' => 'WP_REST_Posts_Controller',
            'supports' => array('title'),
            'menu_position' => 5,
            'menu_icon' => 'dashicons-admin-post',
            'taxonomies' => array('product_cat')
        );
        register_post_type($post_type, apply_filters($post_type . '_register_args', $args, $post_type));

        // Product Lists 
        $post_type = AWDP_PRODUCT_LIST;
        $labels = array(
            'name' => 'Product Lists',
            'singular_name' => 'Product List',
            'name_admin_bar' => 'WCPA_Form',
            'add_new' => _x('Add New Product List', $post_type, 'woo-pricing-rules'),
            'add_new_item' => sprintf(__('Add New %s', 'woo-pricing-rules'), 'Form'),
            'edit_item' => sprintf(__('Edit %s', 'woo-pricing-rules'), 'Form'),
            'new_item' => sprintf(__('New %s', 'woo-pricing-rules'), 'Form'),
            'all_items' => sprintf(__('Product Lists', 'woo-pricing-rules'), 'Form'),
            'view_item' => sprintf(__('View %s', 'woo-pricing-rules'), 'Form'),
            'search_items' => sprintf(__('Search %s', 'woo-pricing-rules'), 'Form'),
            'not_found' => sprintf(__('No %s Found', 'woo-pricing-rules'), 'Form'),
            'not_found_in_trash' => sprintf(__('No %s Found In Trash', 'woo-pricing-rules'), 'Form'),
            'parent_item_colon' => sprintf(__('Parent %s'), 'Form'),
            'menu_name' => 'Custom Product Options'
        );
        $args = array(
            'labels' => apply_filters($post_type . '_labels', $labels),
            'description' => '',
            'public' => false,
            'publicly_queryable' => false,
            'exclude_from_search' => true,
            'show_ui' => false,
            'show_in_menu' => 'edit.php?post_type=product',
            'show_in_nav_menus' => false,
            'query_var' => false,
            'can_export' => true,
            'rewrite' => false,
            'capability_type' => 'post',
            'has_archive' => false,
            'rest_base' => $post_type,
            'hierarchical' => false,
            'show_in_rest' => false,
            'rest_controller_class' => 'WP_REST_Posts_Controller',
            'supports' => array('title'),
            'menu_position' => 5,
            'menu_icon' => 'dashicons-admin-post',
            'taxonomies' => array('product_cat')
        );
        register_post_type($post_type, apply_filters($post_type . '_register_args', $args, $post_type));

    }

}