<?php

namespace ACA\WC\Column\Order;

use AC;
use ACP;
use ACP\ConditionalFormat\FormattableConfig;
use WC_Order;
use WC_Order_Item_Product;

class TotalWeight extends AC\Column implements ACP\Export\Exportable, ACP\ConditionalFormat\Formattable {

	public function __construct() {
		$this->set_type( 'column-order_weight' )
		     ->set_label( __( 'Total Order Weight', 'codepress-admin-columns' ) )
		     ->set_group( 'woocommerce' );
	}

	public function get_value( $id ) {
		$order = wc_get_order( $id );
		$weight = $this->get_order_weight( $order );

		return sprintf( '%s %s', wc_format_decimal( $weight ), get_option( 'woocommerce_weight_unit' ) );
	}

	private function get_order_weight( WC_Order $order ): float {
		$total_weight = 0;

		foreach ( $order->get_items() as $item ) {
			if ( ! $item instanceof WC_Order_Item_Product || ! $item->get_product() ) {
				continue;
			}

			$weight = (int) $item->get_quantity() * (float) $item->get_product()->get_weight();
			$total_weight += $weight;
		}

		return $total_weight;
	}

	public function export() {
		return new ACP\Export\Model\Value( $this );
	}

	public function conditional_format(): ?FormattableConfig {
		return new FormattableConfig( ACP\ConditionalFormat\Formatter\SanitizedFormatter::from_ignore_strings( new ACP\ConditionalFormat\Formatter\FloatFormatter() ) );
	}

}