<?php

namespace Lc\CaracoleBundle\Solver\Product;

use Lc\CaracoleBundle\Model\Product\ProductFamilyModel;
use Lc\CaracoleBundle\Model\Product\ProductInterface;

class ProductSolver
{

    // isProductAvailable
    public function isAvailable(ProductInterface $product, $quantityOrder = 0, $checkCart = false, $orderShop = null)
    {
        if ($product->getStatus() != 1 || $product->getProductFamily()->getStatus() != 1 || !$this->isProductSaleStatusOn($product)) {
            return false;
        }

        // @TODO : orderShop à définir où est appelé isProductAvailable
        if ($checkCart && !$orderShop) {
            throw new \Exception("Attention jeune padawan : définir le orderShop à l'endroit où est appelé isProductAvailable");
        }

        $productFamily = $product->getProductFamily();
        $quantityAsked = $quantityOrder;

        if ($productFamily->getBehaviorCountStock() == ProductFamilyModel::BEHAVIOR_COUNT_STOCK_BY_MEASURE) {
            if (!$quantityOrder) {
                $quantityAsked = $orderShop->getQuantityOrderByProduct($product, true);
            } else {
                $quantityAsked = ($product->getQuantityInherited() / $product->getUnitInherited()->getCoefficient()) * $quantityOrder;
            }

            if ($checkCart) {
                $quantityAsked += $orderShop->getQuantityOrderByProduct($product, true);
            }
        }

        if (($productFamily->getBehaviorCountStock() == ProductFamilyModel::BEHAVIOR_COUNT_STOCK_BY_PRODUCT_FAMILY
                || $productFamily->getBehaviorCountStock() == ProductFamilyModel::BEHAVIOR_COUNT_STOCK_BY_PRODUCT)) {

            if (!$quantityOrder) {
                $quantityAsked = $orderShop->getQuantityOrderByProduct($product);
            }

            if ($checkCart) {
                $quantityAsked += $orderShop->getQuantityOrderByProduct($product);
            }
        }

        if ($product->getAvailableQuantityInherited() >= $quantityAsked
                || $productFamily->getBehaviorCountStock() == ProductFamilyModel::BEHAVIOR_COUNT_STOCK_UNLIMITED) {
            return true;
        } else {
            return false;
        }
    }

    public function isOneProductAvailableAddCart(array $products): bool
    {
        foreach ($products as $product) {
            if ($product->isAvailable(1, true)) {
                return true;
            }
        }

        return false;
    }

    public function isProductSaleStatusOn(ProductInterface $product)
    {
        if ($product->getProductFamily()->getSaleStatus() != 1) {
            return false;
        }

        $allCategoriesSalesOff = true;
        $unavailableSpecificDay = false;

        foreach ($product->getProductFamily()->getProductCategories() as $category) {
            if ($category->getParent()) {
                if ($category->getSaleStatus() && $category->getParent()->getSaleStatus()) {
                    $allCategoriesSalesOff = false;
                }
            } else {
                if ($category->getSaleStatus()) {
                    $allCategoriesSalesOff = false;
                }
            }

            // specific day
            // @TODO : spécifique pdl ?
            $displaySpecificDay = $category->getDisplaySpecificDay();
            if ($displaySpecificDay && $displaySpecificDay != date('N')) {
                $unavailableSpecificDay = true;
            }
        }

        if ($allCategoriesSalesOff) {
            return false;
        }

        if ($unavailableSpecificDay) {
            return false;
        }

        return true;
    }


}