<?php

use Empik\Marketplace\Adapter\ConfigurationAdapter;
use Empik\Marketplace\Adapter\LinkAdapter;
use Empik\Marketplace\Processor\ExportOfferProcessor;
use Empik\Marketplace\Validator\Validator;

class AdminEmpikOffersController extends ModuleAdminController
{
    const CONF_EXPORT_SUCCESS = 1;

    /** @var ExportOfferProcessor */
    protected $exportOfferProcessor;

    /** @var LinkAdapter */
    protected $link;

    public function __construct()
    {
        parent::__construct();

        $this->bootstrap = true;

        $this->_conf[self::CONF_EXPORT_SUCCESS] = $this->l('Export successful.');

        $this->exportOfferProcessor = $this->module->getService('empik.marketplace.processor.exportOfferProcessor');
        $this->link = $this->module->getService('empik.marketplace.adapter.link');
    }

    public function init()
    {
        if (Tools::getIsset('submitOrderForm')) {
            $this->handleForm();
        }

        parent::init();
    }

    public function ajaxProcessExportOffers()
    {
        $page = (int)Tools::getValue('page');
        if ($page < 0) {
            $page = 0;
        }

        $this->exportOfferProcessor->setPage($page);
        $this->exportOfferProcessor->process();

        $continue = !$this->exportOfferProcessor->isLastPage();

        $this->ajaxRender(json_encode([
            'success' => !$this->exportOfferProcessor->hasErrors(),
            'errors' => $this->exportOfferProcessor->getErrors(),
            'continue' => $continue,
            'redirect' => $this->link->getAdminLink($this->controller_name, ['conf' => self::CONF_EXPORT_SUCCESS]),
        ]));
        die();
    }

    public function initContent()
    {
        $this->display = 'edit';

        parent::initContent();
    }

    public function setMedia($isNewTheme = false)
    {
        parent::setMedia($isNewTheme);

        $this->addJS(_MODULE_DIR_ . $this->module->name . '/views/js/admin/empik.js');

        Media::addJsDef([
            'empikAjaxUrl' => $this->link->getAdminLink($this->controller_name, ['ajax' => 1]),
        ]);
    }

    public function renderForm()
    {
        return $this->renderOrderForm();
    }

    public function renderOrderForm()
    {
        $controller = $this->controller_name;
        $language = new Language((int)Configuration::get('PS_LANG_DEFAULT'));

        $this->context->smarty->assign([
            'url_export_offers' => $this->link->getAdminLink($controller, ['action' => 'exportOffers']),
            'url_manage_price' => $this->link->getAdminLink('AdminEmpikProductsPrice'),
        ]);

        $leadTimeToShip = [];
        $leadTimeToShip[] = [
            'id' => -1,
            'name' => $this->l('- No selection -'),
        ];
        for ($x = 0; $x <= 44; $x++) {
            $leadTimeToShip[] = [
                'id' => $x,
                'name' => $x,
            ];
        }

        $formFields = [
            'form' => [
                'legend' => [
                    'title' => $this->l('Offers'),
                    'icon' => 'icon-cogs',
                ],
                'input' => [
                    [
                        'type' => 'switch',
                        'label' => $this->l('Sync Empik Marketplace offers automatically'),
                        'hint' => $this->l('Sync Empik Marketplace offers automatically'),
                        'desc' => $this->l('When enabled, prices and stock will be automatically synchronized with EmpikPlace via CRON.'),
                        'name' => 'sync_offers',
                        'is_bool' => true,
                        'values' => [
                            [
                                'id' => 'sync_offers_on',
                                'value' => 1,
                                'label' => $this->l('Yes'),
                            ],
                            [
                                'id' => 'sync_offers_off',
                                'value' => 0,
                                'label' => $this->l('No'),
                            ],
                        ],
                    ],
                    [
                        'type' => 'switch',
                        'label' => $this->l('Sync logistic class'),
                        'hint' => $this->l('Enabling this option will update logistic class for all offers'),
                        'desc' => $this->l('When enabled, logistic class will be included in offer export.'),
                        'name' => 'sync_logistic_class',
                        'is_bool' => true,
                        'values' => [
                            [
                                'id' => 'sync_logistic_class_on',
                                'value' => 1,
                                'label' => $this->l('Yes'),
                            ],
                            [
                                'id' => 'sync_logistic_class_off',
                                'value' => 0,
                                'label' => $this->l('No'),
                            ],
                        ],
                    ],
                    [
                        'type' => 'select',
                        'label' => $this->l('Offer identifier'),
                        'hint' => $this->l('Offer identifier'),
                        'desc' => $this->l('Product identifier sent to EmpikPlace. If products have EAN codes, we recommend using EAN.'),
                        'name' => 'offer_identifier',
                        'options' => [
                            'query' => [
                                [
                                    'id' => 'EAN',
                                    'name' => $this->l('EAN'),
                                ],
                                [
                                    'id' => 'SHOP_SKU',
                                    'name' => $this->l('SKU'),
                                ],
                            ],
                            'id' => 'id',
                            'name' => 'name',
                        ],
                    ],
                    [
                        'type' => 'select',
                        'label' => $this->l('SKU type'),
                        'hint' => $this->l('SKU type'),
                        'desc' => $this->l('Field visible as offer SKU in EmpikPlace. Must match existing offers or delete old offers first.'),
                        'name' => 'sku_type',
                        'options' => [
                            'query' => [
                                [
                                    'id' => 'REFERENCE',
                                    'name' => $this->l('Reference'),
                                ],
                                [
                                    'id' => 'EAN',
                                    'name' => $this->l('EAN'),
                                ],
                                [
                                    'id' => 'ID',
                                    'name' => $this->l('ID'),
                                ],
                            ],
                            'id' => 'id',
                            'name' => 'name',
                        ],
                    ],
                    [
                        'type' => 'select',
                        'label' => $this->l('Leadtime to ship'),
                        'hint' => $this->l('Leadtime to ship'),
                        'desc' => $this->l('Business days to prepare and ship the order. Leave unset to use EmpikPlace default.'),
                        'name' => 'lead_time_to_ship',
                        'options' => [
                            'query' => $leadTimeToShip,
                            'id' => 'id',
                            'name' => 'name',
                        ],
                    ],
                    [
                        'type' => 'text',
                        'label' => $this->l('Price ratio'),
                        'hint' => $this->l('Price ratio'),
                        'desc' => $this->l('Multiplier for offer prices. Value 1.0 = original price, 1.1 = +10%, 0.9 = -10%.'),
                        'name' => 'price_ratio',
                    ],
                    [
                        'type' => 'text',
                        'label' => $this->l('Add to price'),
                        'hint' => $this->l('Add to price'),
                        'desc' => $this->l('Fixed amount added to all offer prices.'),
                        'name' => 'add_to_price',
                        'suffix' => Currency::getDefaultCurrency()->sign,
                    ],
                    [
                        'type' => 'text',
                        'label' => $this->l('Reduce stock'),
                        'hint' => $this->l('Reduce stock'),
                        'desc' => $this->l('Safety stock buffer. E.g. value 3 means products with stock ≤3 will be sent as 0.'),
                        'name' => 'reduce_stock',
                    ],
                    [
                        'label' => '',
                        'type' => 'html',
                        'name' => 'html_data',
                        'html_content' => $this->context->smarty->fetch(
                            $this->module->getLocalPath().'/views/templates/admin/_partials/export_offers_button.tpl'
                        ),
                    ],
                    [
                        'label' => '',
                        'type' => 'html',
                        'name' => 'html_data',
                        'html_content' => $this->context->smarty->fetch(
                            $this->module->getLocalPath().'/views/templates/admin/_partials/manage_price_button.tpl'
                        ),
                    ],
                ],
                'buttons' => [],
                'submit' => [
                    'title' => $this->l('Save'),
                ],
            ],
        ];

        $helper = new HelperForm();

        $helper->show_toolbar = false;
        $helper->allow_employee_form_lang = Configuration::get('PS_BO_ALLOW_EMPLOYEE_FORM_LANG') ? Configuration::get('PS_BO_ALLOW_EMPLOYEE_FORM_LANG') : 0;
        $helper->default_form_language = $language->id;
        $helper->submit_action = 'submitOrderForm';
        $helper->currentIndex = $this->link->getAdminLink($controller);
        $helper->token = Tools::getAdminTokenLite('AdminEmpikOffers');
        $helper->tpl_vars = [
            'languages' => $this->context->controller->getLanguages(),
            'id_language' => $this->context->language->id,
        ];

        $helper->tpl_vars['fields_value']['sync_offers'] = Tools::getValue('sync_offers', (int)Configuration::get(ConfigurationAdapter::CONF_SYNC_OFFERS));
        $helper->tpl_vars['fields_value']['sync_logistic_class'] = Tools::getValue('sync_logistic_class', (int)Configuration::get(ConfigurationAdapter::CONF_SYNC_LOGISTIC_CLASS));
        $helper->tpl_vars['fields_value']['offer_identifier'] = Tools::getValue('offer_identifier', Configuration::get(ConfigurationAdapter::CONF_OFFER_IDENTIFIER));
        $helper->tpl_vars['fields_value']['sku_type'] = Tools::getValue('sku_type', Configuration::get(ConfigurationAdapter::CONF_SKU_TYPE));
        $helper->tpl_vars['fields_value']['lead_time_to_ship'] = Tools::getValue('lead_time_to_ship', (float)Configuration::get(ConfigurationAdapter::CONF_LEAD_TIME_TO_SHIP));
        $helper->tpl_vars['fields_value']['price_ratio'] = Tools::getValue('price_ratio', (float)Configuration::get(ConfigurationAdapter::CONF_PRICE_RATIO));
        $helper->tpl_vars['fields_value']['add_to_price'] = Tools::getValue('add_to_price', (float)Configuration::get(ConfigurationAdapter::CONF_ADD_TO_PRICE));
        $helper->tpl_vars['fields_value']['reduce_stock'] = Tools::getValue('reduce_stock', (int)Configuration::get(ConfigurationAdapter::CONF_REDUCE_STOCK));

        return $helper->generateForm([$formFields]);
    }

    public function handleForm()
    {
        $syncOffers = Tools::getValue('sync_offers');
        $syncLogisticClass = Tools::getValue('sync_logistic_class');
        $offerIdentifier = Tools::getValue('offer_identifier');
        $skuType = Tools::getValue('sku_type');
        $leadTimeToShip = Tools::getValue('lead_time_to_ship');
        $priceRatio = Tools::getValue('price_ratio');
        $addToPrice = Tools::getValue('add_to_price');
        $reduceStock = Tools::getValue('reduce_stock');

        if (!is_numeric($syncOffers)) {
            $this->errors[] = $this->l('Invalid Sync offers field');
        }

        if (!is_numeric($syncLogisticClass)) {
            $this->errors[] = $this->l('Invalid Sync logistic class field');
        }

        if (!Validator::isOfferIdentifier($offerIdentifier)) {
            $this->errors[] = $this->l('Invalid Offer identifier field');
        }

        if (!Validator::isSkuType($skuType)) {
            $this->errors[] = $this->l('Invalid SKU type field');
        }

        if (!Validator::isInt($leadTimeToShip) || $leadTimeToShip < -1 || $leadTimeToShip > 44) {
            $this->errors[] = $this->l('Invalid Lead time to ship field');
        }

        if (!Validator::isFloat($priceRatio) || $priceRatio < 0) {
            $this->errors[] = $this->l('Invalid Price ratio field');
        }

        if (!Validator::isFloat($addToPrice) || $addToPrice < 0) {
            $this->errors[] = $this->l('Invalid Add to price field');
        }

        if (!Validator::isInt($reduceStock) || $reduceStock < 0) {
            $this->errors[] = $this->l('Invalid Reduce stock field');
        }

        if (empty($this->errors)) {

            $result = true;

            $result &= Configuration::updateValue(ConfigurationAdapter::CONF_SYNC_OFFERS, (int)$syncOffers);
            $result &= Configuration::updateValue(ConfigurationAdapter::CONF_SYNC_LOGISTIC_CLASS, (int)$syncLogisticClass);
            $result &= Configuration::updateValue(ConfigurationAdapter::CONF_OFFER_IDENTIFIER, $offerIdentifier);
            $result &= Configuration::updateValue(ConfigurationAdapter::CONF_SKU_TYPE, $skuType);
            $result &= Configuration::updateValue(ConfigurationAdapter::CONF_LEAD_TIME_TO_SHIP, $leadTimeToShip);
            $result &= Configuration::updateValue(ConfigurationAdapter::CONF_PRICE_RATIO, (float)$priceRatio);
            $result &= Configuration::updateValue(ConfigurationAdapter::CONF_ADD_TO_PRICE, (float)$addToPrice);
            $result &= Configuration::updateValue(ConfigurationAdapter::CONF_REDUCE_STOCK, (float)$reduceStock);

            if ($result) {
                Tools::redirectAdmin(
                    $this->link->getAdminLink($this->controller_name,  ['conf' => 4])
                );
            }
        }

        $this->errors[] = $this->l('Error saving form.');
    }

    protected function l($string, $class = null, $addslashes = false, $htmlentities = true)
    {
        return Translate::getModuleTranslation($this->module, $string, get_class($this), null, $addslashes);
    }
}