<?php
/**
 * For the full copyright and license information, please view the
 * docs/licenses/LICENSE.txt file that was distributed with this source code.
 */
use PrestaShop\PrestaShop\Core\Payment\PaymentOption;
use PrestaShop\PrestaShop\Core\Payment\PaymentOptionFormDecorator;
use PrestaShopBundle\Service\Hook\HookFinder;

class PaymentOptionsFinderCore extends HookFinder
{
    /**
     * Collects available payment options from three different hooks.
     *
     * @return array An array of available payment options
     *
     * @see HookFinder::find()
     */
    public function find() // getPaymentOptions()
    {
        // Payment options coming from intermediate, deprecated version of the Advanced API
        $this->hookName = 'displayPaymentEU';
        $rawDisplayPaymentEUOptions = parent::find();
        $paymentOptions = array_map(
            ['PrestaShop\PrestaShop\Core\Payment\PaymentOption', 'convertLegacyOption'],
            $rawDisplayPaymentEUOptions
        );

        // Advanced payment options coming from regular Advanced API
        $this->hookName = 'advancedPaymentOptions';
        $paymentOptions = array_merge($paymentOptions, parent::find());

        // Payment options coming from regular Advanced API
        $this->hookName = 'paymentOptions';
        $this->expectedInstanceClasses = ['PrestaShop\PrestaShop\Core\Payment\PaymentOption'];
        $paymentOptions = array_merge($paymentOptions, parent::find());

        // Safety check
        foreach ($paymentOptions as $moduleName => $paymentOption) {
            if (!is_array($paymentOption) || empty($paymentOption)) {
                unset($paymentOptions[$moduleName]);
            }
        }

        return $paymentOptions;
    }

    public function findFree()
    {
        $freeOption = new PaymentOption();
        $freeOption->setModuleName('free_order')
            ->setCallToActionText(Context::getContext()->getTranslator()->trans('Free order', [], 'Admin.Orderscustomers.Feature'))
            ->setAction(Context::getContext()->link->getPageLink('order-confirmation', null, null, 'free_order=1'));

        return ['free_order' => [$freeOption]];
    }

    public function present($free = false) // getPaymentOptionsForTemplate()
    {
        $id = 0;

        $find = $free ? $this->findFree() : $this->find();

        $paymentOptions = array_map(function (array $options) use (&$id) {
            return array_map(function (PaymentOption $option) use (&$id) {
                ++$id;
                $formattedOption = $option->toArray();
                $formattedOption['id'] = 'payment-option-' . $id;

                if ($formattedOption['form']) {
                    $decorator = new PaymentOptionFormDecorator();
                    $formattedOption['form'] = $decorator->addHiddenSubmitButton(
                        $formattedOption['form'],
                        $formattedOption['id']
                    );
                }

                return $formattedOption;
            }, $options);
        }, $find);

        Hook::exec('actionPresentPaymentOptions',
            ['paymentOptions' => &$paymentOptions]
        );

        return $paymentOptions;
    }
}