Untitled

add_filter('b2bking_go_to_offers_text', function($text){
	return '-> Add Offer to Cart';
}, 10, 1);

add_filter('b2bking_offers_link_final', function($link, $offerid){
	$link = admin_url( 'admin-ajax.php' ).'?action=addofferajax&offer='.$offerid;
	return $link;
}, 10, 2);

add_filter( 'woocommerce_add_to_cart_validation', 'custom_add_to_cart_validation', 10, 3 );

function custom_add_to_cart_validation( $valid, $product_id, $quantity ) {
	global $b2bking_public;
    if ( $b2bking_public->user_has_offer_in_cart() === 'yes' ) {
        // If testfunction returns true, prevent the product from being added to the cart
        wc_add_notice( __( 'Sorry, this product cannot be added to quote while you already have an offer in cart.', 'woocommerce' ), 'error' );
        return false;
    }
    // Otherwise, allow the product to be added to the cart
    return $valid;
}

function addofferajax() {

	WC()->cart->empty_cart( apply_filters( 'b2bking_empty_cart_on_switch', true ) );

    // Do something!
    // If nonce verification didn't fail, run further
    $offer_id = sanitize_text_field($_GET['offer']);

	// Add offer to cart
	$offer_details = get_post_meta(apply_filters( 'wpml_object_id', $offer_id, 'post' , true), 'b2bking_offer_details', true);
	$products = explode ('|', $offer_details);
	$cart_item_data['b2bking_offer_id'] = $offer_id;
	$cart_item_data['b2bking_offer_name'] = get_the_title(apply_filters( 'wpml_object_id', $offer_id, 'post' , true));
	$cart_item_data['b2bking_numberofproducts'] = count($products);
	$i = 1;

	foreach($products as $product){
		$details = explode(';',$product);

		// if item is in the form product_id, change title
		$isproductid = explode('_', $details[0]); 
		if ($isproductid[0] === 'product'){
			// it is a product+id, get product title
			$newproduct = wc_get_product($isproductid[1]);
			$details[0] = $newproduct->get_name();

			//if product is a variation with 3 or more attributes, need to change display because get_name doesnt 
			// show items correctly
			if (is_a($newproduct,'WC_Product_Variation')){
				$attributes = $newproduct->get_variation_attributes();
				$number_of_attributes = count($attributes);
				if ($number_of_attributes > 2){
					$details[0].=' - ';
					foreach ($attributes as $attribute){
						$details[0].=$attribute.', ';
					}
					$details[0] = substr($details[0], 0, -2);
				}
			}

			if (isset($cart_item_data['b2bking_products_stock'])){
				$temp_stock = $cart_item_data['b2bking_products_stock'].$isproductid[1].':'.$details[1].';';
			} else {
				$temp_stock = $isproductid[1].':'.$details[1].';'; // id:quantity;id:quantity
			}
			
			$cart_item_data['b2bking_products_stock'] = $temp_stock; 
		}

		$cart_item_data['b2bking_product_'.$i.'_name'] = $details[0];
		$cart_item_data['b2bking_product_'.$i.'_quantity'] = $details[1];
		$cart_item_data['b2bking_product_'.$i.'_price'] = $details[2];
		$i++;
	}

	$cart_item_data = apply_filters('b2bking_before_add_offer_to_cart', $cart_item_data);

	// Create B2B offer product if it doesn't exist
	$offer_id = intval(get_option('b2bking_offer_product_id_setting', 0));
	if ( !get_post_status ( $offer_id ) ) {
		$offer = array(
		    'post_title' => 'Offer',
		    'post_status' => 'customoffer',
		    'post_type' => 'product',
		    'post_author' => 1,
		);
		$product_id = wp_insert_post($offer);
		//Set product hidden: 
		$terms = array( 'exclude-from-catalog', 'exclude-from-search' );
		wp_set_object_terms( $product_id, $terms, 'product_visibility' );
		wp_set_object_terms( $product_id, 'simple', 'product_type' );
		update_post_meta( $product_id, '_visibility', 'hidden' );
		update_post_meta( $product_id, '_stock_status', 'instock');
		update_post_meta( $product_id, '_regular_price', '' );
		update_post_meta( $product_id, '_sale_price', '' );
		update_post_meta( $product_id, '_purchase_note', '' );
		update_post_meta( $product_id, '_product_attributes', array() );
		update_post_meta( $product_id, '_sale_price_dates_from', '' );
		update_post_meta( $product_id, '_sale_price_dates_to', '' );
		update_post_meta( $product_id, '_price', '1' );
		update_post_meta( $product_id, '_sold_individually', '' );

		// set option to product id
		update_option( 'b2bking_offer_product_id_setting', $product_id );
		$offer_id = intval(get_option('b2bking_offer_product_id_setting', 0));
	}
	
	$offer_id = apply_filters('b2bking_offer_id_before_add_offer_to_cart', $offer_id, $cart_item_data['b2bking_offer_id']);

	WC()->cart->add_to_cart( $offer_id, 1, 0, array(), $cart_item_data);

	do_action('b2bking_after_add_offer_to_cart', $offer_id);

    // Maybe redirect back to where they came from?
    wp_redirect( get_permalink( wc_get_page_id( 'cart' ) ) );
    exit;
}

add_action( 'wp_ajax_nopriv_addofferajax', 'addofferajax' );
add_action( 'wp_ajax_addofferajax', 'addofferajax' );

add_action('wp', function(){
	if (!is_user_logged_in()){
		global $b2bking_public;
		if (intval(get_option('b2bking_enable_offers_setting', 1)) === 1){
			add_action( 'woocommerce_before_calculate_totals', array($b2bking_public, 'b2bking_offer_change_price_cart') );
			// Add content to offers endpoint
			add_action( 'woocommerce_account_'.get_option('b2bking_offers_endpoint_setting','offers').'_endpoint', array($b2bking_public, 'b2bking_offers_endpoint_content') );
			// Change product price in the minicart for offers
			add_filter('woocommerce_cart_item_price', array($b2bking_public, 'b2bking_offer_change_price_minicart'), 10, 3);
			// Add offer item metadata to order (checkout + backend)
			add_action( 'woocommerce_checkout_create_order_line_item', array($b2bking_public,'b2bking_add_item_metadata_to_order'), 20, 4 );
			// Display offer item metadata in cart
			add_filter('woocommerce_cart_item_name', array($b2bking_public, 'b2bking_display_metadata_cart'),1,3);

			// if offer has 1 item, set that item to be offer image
			add_filter( 'woocommerce_cart_item_thumbnail', array($b2bking_public,'filter_offer_image'), 10, 3);
		}
	}
});