<?php

class Print_Ean extends Module {
    public function __construct()
    {
        $this->name = 'print_ean';
        $this->tab = 'administration';
        $this->author = 'Antadis';
        $this->version = '1';
        parent::__construct();

        $this->displayName = $this->l('Print Ean');
        $this->description = $this->l('Allows to generate product ean and print it');
    }

    public function install()
    {

        $langs = Db::getInstance()->ExecuteS('
            SELECT `id_lang`, `iso_code`
            FROM `'._DB_PREFIX_.'lang`
        ');

        # Add custom hooks
        $hooks = array(
            'admin_product_extra' => array('Display Admin Product extra', 'Called on Admin product to show extra tabs'),
            'admin_product_postprocess' => array('Admin Product Post Process', 'Called on PostProcess Admin Product'),
        );
        foreach($hooks as $k => $v) {
            if(count(Db::getInstance()->ExecuteS('
                SELECT `id_hook`
                FROM `'._DB_PREFIX_.'hook`
                WHERE `name` = "'.$k.'"
                LIMIT 1
            ')) == 0) {
                Db::getInstance()->ExecuteS('
                    INSERT INTO `'._DB_PREFIX_.'hook`
                    VALUES (DEFAULT, "'.$k.'", "'.$v[0].'", "'.$v[1].'", 0, 0)
                ');
            }
        }

        # Register hooks
        if(!parent::install()
            || !$this->registerHook('admin_product_extra')
            || !$this->registerHook('admin_product_postprocess')) {
            return false;
        }
        return true;
    }

    public function uninstall()
    {
        if(parent::uninstall() == false) {
            return false;
        }
        return true;
    }

    public function hookAdmin_Product_Postprocess($params)
    {

        if(Tools::isSubmit('generateEan') && Tools::getValue('id_product')){
            global $cookie, $smarty, $currentIndex;
            $product = new Product(Tools::getValue('id_product'));
            $combinations = $product->getAttributeCombinaisons($cookie->id_lang);
            if ($combinations) {
                foreach ($combinations as $key => $combination) {
                    if (empty($combination['ean13'])) {
                        $ean_generate = $this->_getEanNumber();
                        $this->_updateAttributeEan($product->id, $combination['id_product_attribute'], $ean_generate);
                    } else {
                        $ean_generate = $combination['ean13'];
                    }
                    $label = array(
                        'ref' => $product->reference,
                        'name' => $product->name[2],
                        'attribute' => $combination['attribute_name']
                    );
                    $this->printEAN13($ean_generate,$label,1,Configuration::get('LOGISTICS_QUEUE_'.(int) $cookie->id_employee));
                }
            } else {
                if (empty($product->ean13)) {
                    $ean_generate = $this->_getEanNumber();
                    $this->_updateProductEan($product->id, $ean_generate);
                } else {
                    $ean_generate = $product->ean13;
                }
                $label = array(
                    'ref' => $product->reference,
                    'name' => $product->name[2],
                    'attribute' => "",
                );
                $this->printEAN13($ean_generate,$label,1,Configuration::get('LOGISTICS_QUEUE_'.(int) $cookie->id_employee));
            }
            Tools::redirectAdmin($currentIndex.'&id_product='.(int)$product->id.'&id_category='.(!empty($_REQUEST['id_category'])?$_REQUEST['id_category']:'1').'&updateproduct'.'&tabs=7&token='.Tools::getAdminTokenLite('AdminCatalog'));
        }

        if (Tools::getValue('generateattrean') && Tools::getValue('id_product')) {
            global $cookie, $smarty, $currentIndex;
            $id_attribute = Tools::getValue('generateattrean');
            $product = new Product(Tools::getValue('id_product'));
            $combination = $this->_getAttributeCombination((int)$product->id, (int)$id_attribute);
            if ($combination) {
                if(empty($combination['ean13'])) {
                    $ean_generate = $this->_getEanNumber();
                    $this->_updateAttributeEan((int)$product->id, $id_attribute, $ean_generate);
                } else {
                    $ean_generate = $combination['ean13'];
                }
                $label = array(
                    'ref' => $product->reference,
                    'name' => $product->name[2],
                    'attribute' => $combination['attribute_name'],
                );
                $this->printEAN13($ean_generate,$label,1,Configuration::get('LOGISTICS_QUEUE_'.(int) $cookie->id_employee));
            }

            Tools::redirectAdmin($currentIndex.'&id_product='.(int)$product->id.'&id_category='.(!empty($_REQUEST['id_category'])?$_REQUEST['id_category']:'1').'&updateproduct'.'&tabs=7&token='.Tools::getAdminTokenLite('AdminCatalog'));
        }
    }

    public function hookAdmin_Product_Extra($params)
    {
        global $cookie, $smarty, $currentIndex;
        $product = new Product((int)$params['product']->id);
        $combinations = $product->getAttributeCombinaisons((int)$cookie->id_lang);
        $_html .= '<style type="text/css">
            /**@import "'.__PS_BASE_URI__.'css/custom_admin.css";**/
            .table-ean {
                text-align:center;
            }
        </style>';

        $_html .= '<div class="tab-page" id="step8">
            <h4 class="tab">8. '.$this->l('EAN Management').'</h4>
            <fieldset>
                <legend>'.$this->l('Print & Generate EAN').'</legend>
                <div>';
            if($combinations){
                $_html .= '<h4>'.$this->l('Le produit présente des attributs : ').'</h4>
                    <table border="0" cellpadding="0" cellspacing="0" class="table table-ean">
                        <tbody>
                            <tr>
                                <th>ID</th>
                                <th>Déclinaisons</th>
                                <th>EAN13</th>
                                <th>Action</th>
                            </tr>';
                foreach ($combinations as $key => $combination) {
                    $_html .= '<tr style="background-color:#FFF">
                                <td>'.$combination['id_product_attribute'].'</td>
                                <td>'.$combination['attribute_name'].'</td>
                                <td>'.(!empty($combination['ean13'])?$combination['ean13']:$this->l('Pas encore d\'ean')).'</td>
                                <td><a class="generateEanAttr" href="#" data-id="'.$combination['id_product_attribute'].'">'
                                    .(!empty($combination['ean13'])?'<img src="../img/admin/printer.gif"/> '.$this->l('Imprimer'):'<img src="../img/admin/add.gif"/> '.$this->l('Généré/imprimer')).
                                '</a></td>
                    </tr>';
                }
                $_html .= '</tbody></table>
                <script type="text/javascript">
                    $(function() {
                        $(".generateEanAttr").click(function(e){
                            e.preventDefault();
                            id_attr = $(this).data("id");
                            console.log(id_attr);
                            window.location = "?tab=AdminCatalog&id_category='.(!empty($_REQUEST['id_category'])?$_REQUEST['id_category']:'1').'&updateproduct&id_product='.$product->id.'&generateattrean=" + id_attr + "&tabs=7&token='.Tools::getAdminTokenLite('AdminCatalog').'";
                            return false;
                        });
                    });
                </script>';

            } else {
                if(!empty($product->ean13)) {
                    $_html .= '
                        <h4>'.$this->l('Le produit présente déjà un code ean').' : <strong>'.$product->ean13.'</strong></h4>';
                } else {
                    $_html .= '
                        <h4>'.$this->l('Le produit n\'a pas encore de code ean').'</h4>';
                }
            }
            $_html .= '<div class="clear"></div>
                </div>
                <p><button class="button" type="submit" name="generateEan">'.((!empty($product->ean13) && (!$combinations||empty($combinations)))?$this->l('Lancer l\'impression'):$this->l('Lancer la génération/impression')).'</button></p>
            </fieldset>

        </div>';
        return $_html;
    }

    private function _getEanNumber() {
        // min 1111111111
        $number = Configuration::get('BARCODE_NUMBER') + 1;
        Configuration::updateValue('BARCODE_NUMBER', $number);
        return $number;
    }

    public function _getAttributeCombination($id_product, $id_attribute)
    {
        return Db::getInstance()->getRow('
            SELECT pa.*, al.`name` as `attribute_name`
            FROM `'._DB_PREFIX_.'product_attribute` pa
            LEFT JOIN `'._DB_PREFIX_.'product_attribute_combination` ac ON (ac.`id_product_attribute` = pa.`id_product_attribute`)
            LEFT JOIN `'._DB_PREFIX_.'attribute_lang` al ON (al.`id_attribute` = ac.`id_attribute`)
            WHERE pa.`id_product` = ' . (int)$id_product .'
            AND pa.`id_product_attribute` = ' . (int)$id_attribute.'
            AND al.`id_lang` = 2
        ');
    }

    public function _updateAttributeEan($id_product, $id_attribute, $ean)
    {
        Db::getInstance()->Execute('
            UPDATE
                `'._DB_PREFIX_.'product_attribute`
            SET `ean13` = '. $ean . '
            WHERE `id_product` = ' . (int)$id_product .'
            AND `id_product_attribute` = ' . (int)$id_attribute
        );
        Db::getInstance()->Execute('
            UPDATE
                `'._DB_PREFIX_.'order_detail`
            SET `product_ean13` = "'. pSQL($ean) .'"
            WHERE `product_id` = '. (int)$id_product .'
            AND `product_attribute_id` = '. (int)$id_attribute
        );
    }

    public function _updateProductEan($id_product, $ean)
    {
        Db::getInstance()->execute('
            UPDATE
                `'._DB_PREFIX_.'product`
            SET `ean13` = '. $ean . '
            WHERE `id_product` = ' . (int)$id_product
        );
        Db::getInstance()->Execute('
            UPDATE
                `'._DB_PREFIX_.'order_detail`
            SET `product_ean13` = "'. pSQL($ean) .'"
            WHERE `product_id` = '. (int)$id_product .'
            AND `product_attribute_id` = 0
        ');
    }

    public function printEAN13($ean13, $label, $quantity, $queue) {
        if((string) $queue == '') {
            return;
        }

        if($quantity > 30 || $quantity < 1) {
            $quantity = 1;
        }

        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Option/OptionInterface.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Option/AbstractOption.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Command/Processor/CommandProcessingInterface.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Command/PrefixableCommandInterface.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Command/CommandInterface.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Command/AbstractCommand.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Command/PrefixableCommand.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Command/PubSubPublish.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Connection/ConnectionInterface.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Connection/SingleConnectionInterface.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Helpers.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/PredisException.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/CommunicationException.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Connection/ConnectionException.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Connection/AbstractConnection.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Connection/StreamConnection.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Connection/ConnectionParametersInterface.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Connection/ConnectionParameters.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Connection/ConnectionFactoryInterface.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Connection/ConnectionFactory.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Profile/ServerProfileInterface.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Profile/ServerProfile.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Profile/ServerVersion26.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Option/ClientCluster.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Option/ClientPrefix.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Option/ClientExceptions.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Option/ClientReplication.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Option/ClientConnectionFactory.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Option/ClientProfile.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Option/ClientOptionsInterface.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Option/ClientOptions.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/BasicClientInterface.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/ClientInterface.php';
        require_once dirname(__FILE__).'/libs/predis/lib/Predis/Client.php';

        $redis = new Predis\Client();
        // .'1'.(strlen($ean13) == 12? 'B': 'F').'0000000150340'.$ean13."\n"
        // .'1'.(strlen($ean13) == 12? 'B': (strlen($ean13) == 13? 'F': 'E')).'0000000150340'.$ean13."\n"
        // .'1E022000015'.sprintf('%04d', (int) ((1020 - round((5.5 * strlen($ean) + 35) * 0.42 * 10)) / 2)).'B'.$ean13."\n"
        $redis->publish(
            $queue,
            json_encode(array(
                'data' => base64_encode(
                    chr(2).'m'."\n"
                    .chr(2).'O0100'."\n"
                    .chr(2).'L'."\n"
                    .'C0000'."\n"
                    .'D11'."\n"
                    .chr(2).'L'."\n"
                    .'121100002500'.(strlen($label['ref']) > 20? '330': '380').substr(str_replace(array('é','è','à','ï','ù'),array('e','e','a','i','u'),$label['ref']),0,30)."\n"
                    .'121100002000300'.substr(str_replace(array('é','è','à','ï','ù'),array('e','e','a','i','u'),$label['name']),0,30)."\n"
                    .'121100001500340'.substr(str_replace(array('é','è','à','ï','ù'),array('e','e','a','i','u'),$label['attribute']),0,30)."\n"
                    .'1E0000000150'.(strlen($ean13) == 12? '300': (strlen($ean13) == 13? '300': '340')).$ean13."\n"
                    .'Q'.sprintf('%04d', $quantity)."\n"
                    .'E'."\n"
                ),
                'queue' => $queue,
            ))
        );
    }
}