<?php
if (!defined('_PS_VERSION_')) {
    exit;
}

include_once(_PS_MODULE_DIR_.'cyb_head/Pictures.php');

class Cyb_Head extends Module
{
    protected $_html = '';

    public function __construct()
    {
        $this->name = 'cyb_head';
        $this->tab = '';
        $this->version = '1.0';
        $this->bootstrap = true;
        $this->ps_versions_compliancy = array(
            'min'   =>  '1.7',
            'max'   =>  _PS_VERSION_,
        );

        // Name of the module
        $this->displayName = $this->l('Module Custom Head');
        // Confirm if uninstall module
        $this->confirmUninstall = $this->l('Etes vous sûr de vouloir supprimer le module Custom Head ?');

        parent::__construct();
    }

    /**
     * @return bool if install
     * @since 1.0
     */
    public function install()
    {
        if (! parent::install() || ! Configuration::updateValue('cyb_title', '')
            || ! Configuration::updateValue('cyb_color_title', '')
            || ! Configuration::updateValue('cyb_file', '')
            || ! $this->registerHook('displayFooterBefore')
            || ! $this->registerHook('header')
            || ! $this->createTables()) {
            return false;
        }

        return true;
    }

    /**
     * Creates tables
     * @since 1.0
     */
    protected function createTables()
    {
        return (bool)Db::getInstance()->execute('
            CREATE TABLE IF NOT EXISTS '._DB_PREFIX_.'cyb_slider (
                id_cyb_slides int(10) unsigned NOT NULL AUTO_INCREMENT,
                file_cyb_slide varchar(255) DEFAULT NULL,
                color_cyb_slides varchar(255) DEFAULT NULL,
                title_cyb_slide varchar(255) DEFAULT NULL,
                PRIMARY KEY (id_cyb_slides)
            ) ENGINE='._MYSQL_ENGINE_.' DEFAULT CHARSET=UTF8;
        ');

    }

    /**
     * @return bool if uninstall
     * @since 1.0
     */
    public function uninstall()
    {
        if (! parent::uninstall() || ! Configuration::deleteByName('cyb_title')
            || ! Configuration::deleteByName('cyb_color_title')
            || ! Configuration::deleteByName('cyb_file')
            || ! $this->deleteTables()) {
            return false;
        }

        return true;
    }

    /**
     * deletes tables
     * @since 1.0
     */
    protected function deleteTables()
    {
        return Db::getInstance()->execute('
            DROP TABLE IF EXISTS `'._DB_PREFIX_.'cyb_slider`;
        ');
    }


    /**
     * Get content function
     * @since 1.0
     */
    public function getContent()
    {
        $this->_html .= $this->headerHTML();

        /* Validate & process */
        if (Tools::isSubmit('deletecyb_head') || Tools::isSubmit('submitConfCustomHead')) { // Submit form or delete
            $this->postProcess();
            $this->_html .= $this->renderList();
        } else if (Tools::isSubmit('addcyb_head') || (Tools::isSubmit('updatecyb_head') && Pictures::pictureExists((int)Tools::getValue('id')))) { // Add or Edit
            $this->_html .= $this->renderForm();
        } else {
            $this->_html .= $this->renderList();
        }

        return $this->_html;
    }

    public function headerHTML()
    {
        if (Tools::getValue('controller') != 'AdminModules' && Tools::getValue('configure') != $this->name) {
            return;
        }

        $this->context->controller->addJqueryUI('ui.sortable');
    }


    /**
     * @return string
     * @since 1.0
     */
    public function renderList()
    {
//        global $smarty;

        $pictures = $this->getPictures();

        $fields_list = array(
            'id' => array(
                'title' => 'Id',
                'align' => 'center',            // Align Col (not header)
                'width' => 50,                // header search : width
                'type'  => 'int',
                'class' => 'fixed-width-xs',    // class css
                'search' => false,              // header search : display
                'orderby' => true,              // header search : order

            ),
            'title' => array(
                'title' => 'Nom',
                'type' => 'string',
                'search' => false,
            ),
            'color'   =>  array(
                'title' =>  'Couleur',
                'type'  =>  'string',
                'search' => false,
            ),
            'url'   =>  array(
                'title' =>  'Image',
                'type'  =>  'image',
                'search' => false,
            )
        );

        // Init toolbar
        $this->initToolbar();

        $helper = new HelperList();
        $helper->shopLinkType = '';
        $helper->actions = array('edit', 'delete');
        $helper->module = $this;
        $helper->toolbar_btn = $this->toolbar_btn;
        $helper->listTotal = count($pictures);
        $helper->show_toolbar = true;
        $helper->identifier = 'id';
        $helper->table = 'cyb_head';
        $helper->token = Tools::getAdminTokenLite('AdminModules');
        $helper->currentIndex = AdminController::$currentIndex.'&configure='.$this->name;

        return $helper->generateList($pictures, $fields_list);

//        $smarty->assign(
//            array(
//                'link'      => $this->context->link,
//                'pictures'  => $pictures,
//            )
//        );
//
//        return $this->display(__FILE__, 'list.tpl');
    }

    /**
     * @since 1.0
     */
    public function postProcess()
    {
        $errors = array();

        if (Tools::isSubmit('submitConfCustomHead')) {
            if (Tools::getValue('id')) {
                $obj = new Pictures((int)Tools::getValue('id'));
                if (! $obj->getId()) {
                    $this->_html .= $this->displayError($this->getTranslator()->trans('Invalid slide ID', array(), 'Modules.Imageslider.Admin'));
                    return false;
                }
            } else {
                $obj = new Pictures();
            }

            $obj->setTitle(Tools::getValue('title'));
            $obj->setColor(Tools::getValue('color_title'));

            if (isset($_FILES['file'], $_FILES['file']['name']) && $_FILES['file']['name']) {
                if ($error = ImageManager::validateUpload($_FILES['file'], 4000000)) {
                    $errors[] = $error;
                } else {
                    $ext = substr($_FILES['file']['name'], strrpos($_FILES['file']['name'], '.') + 1);
                    $file_name = md5($_FILES['file']['name']) . '.' . $ext;

                    if (! move_uploaded_file($_FILES['file']['tmp_name'],
                        dirname(__FILE__) . DIRECTORY_SEPARATOR . 'views/img' . DIRECTORY_SEPARATOR . $file_name)
                    ) {
                        return $this->displayError($this->trans('An error occurred while attempting to upload the file.',
                            array(), 'Admin.Notifications.Error'));
                    } else {
                        $obj->setUrl($file_name);
                    }
                }
            }

            /* Adds */
            if (! Tools::getValue('id')) {
                $res = $obj->add();
                if (! $res) {
                    $errors[] = $this->displayError("Une erreur est survenue lors de l'ajout de l'image");
                } else {
                    $this->_html .= $this->displayConfirmation('Image ajoutée');
                }
            } else {
                $res = $obj->update();
                if (! $res) {
                    $errors[] = $this->displayError("Une erreur est survenue lors de la modification de l'image");
                } else {
                    $this->_html .= $this->displayConfirmation('Image mise à jour');
                }
            }
        } else if (Tools::isSubmit('deletecyb_head')) {
            $obj = new Pictures((int)Tools::getValue('id'));
            $res = $obj->delete();

            if (! $res) {
                $this->_html .= $this->displayError('Could not delete.');
            } else {
                Tools::redirectAdmin($this->context->link->getAdminLink('AdminModules', true) . '&conf=1&configure=' . $this->name . '&tab_module=' . $this->tab . '&module_name=' . $this->name);
            }
        }

        if (count($errors)) {
            $this->_html .= $this->displayError(implode('<br />', $errors));
        } elseif (Tools::isSubmit('submitConfCustomHead') && Tools::getValue('id')) {
            Tools::redirectAdmin($this->context->link->getAdminLink('AdminModules', true) . '&conf=4&configure=' . $this->name . '&tab_module=' . $this->tab . '&module_name=' . $this->name);
        } elseif (Tools::isSubmit('submitConfCustomHead')) {
            Tools::redirectAdmin($this->context->link->getAdminLink('AdminModules', true) . '&conf=3&configure=' . $this->name . '&tab_module=' . $this->tab . '&module_name=' . $this->name);
        }
    }

    /**
     * View form
     * @return string
     * @since 1.0
     */
    public function renderForm()
    {
        $helper = new HelperForm();
        $helper->submit_action = 'submitConfCustomHead';
        $helper->token = Tools::getAdminTokenLite('AdminModules');
        $helper->module = $this;

        $fields_form = array(
            'form' => array(
                'legend' => array(
                    'title' => "Paramètre du visuel",
                    'icon' => 'icon-cogs'
                ),
                'input' => array(
                    array(
                        'type'          => 'text',
                        'label'         => 'Titre',
                        'name'          => 'title',
                        'required'      => true,
                    ),
                    array(
                        'type'          => 'file',
                        'label'         => 'Image',
                        'name'          => 'file',
                        'required'      => true,
                        'display_image' => true,
                    ),
                    array(
                        'type'          => 'color',
                        'label'         => 'Couleur du titre',
                        'name'          => 'color_title',
                    ),
                ),
                'submit' => array(
                    'title' => 'Valider'
                )
            ),
        );

        if (Tools::isSubmit('id') && Pictures::pictureExists((int)Tools::getValue('id'))) {
            $obj = new Pictures((int)Tools::getValue('id'));

            $fields_form['form']['input'][] = array(
                    'type'      =>  'hidden',
                    'name'      =>  'id'
            );
            $fields_form['form']['images'] = $obj->getUrl();
        }

        // Set var to helper
        $helper->tpl_vars = array(
            'fields_value'      =>      $this->getAddFieldsValues(),
            'image_baseurl'     =>      $this->_path.'views/img/',
            'base_url' => $this->context->shop->getBaseURL(),
        );

        return $helper->generateForm(array($fields_form));
    }

    /**
     * Toolbar
     */
    public function initToolbar()
    {
        $this->toolbar_btn['new'] =  array(
            'short' => 'lorem ipsum',
            'href' => AdminController::$currentIndex.'&configure='.$this->name.'&add'.$this->name.'&token='.Tools::getAdminTokenLite('AdminModules'),
            'desc' => 'Ajouter'
        );
    }

    public function getAddFieldsValues()
    {
        $fields = array();

        $obj = new Pictures();

        if (Tools::isSubmit('updatecyb_head') && Pictures::pictureExists((int)Tools::getValue('id'))) {
            $obj = new Pictures((int)Tools::getValue('id'));
            $fields['id'] = (int)Tools::getValue('id', $obj->id);
        }

        $fields['title'] = Tools::getValue('title', $obj->getTitle());
        $fields['color_title'] = Tools::getValue('color_title', $obj->getColor());
        $fields['file'] = Tools::getValue('file', $obj->getUrl());

        return $fields;
    }

    /**
     * @param $params
     * @since 1.0
     */
    public function hookHeader()
    {
        $this->context->controller->registerJavascript('js-custom-head', 'modules/' . $this->name. '/views/js/app.js',
            [
                'media'        =>  'all',
                'position'     =>  'bottom',
            ]
        );

        $this->context->controller->registerStylesheet('css-custom-head', 'modules/' . $this->name. '/views/css/styles.css',
            [
                'media'        =>  'all',
                'priority'     =>  0,
            ]
        );
    }

    /**
     * Hook display displayCustomHeader
     * @return string template
     * @since 1.0
     */
    public function hookdisplayFooterBefore()
    {
        global $smarty;

        // Get picture
        $a_pictures = $this->getPictures();
//        $index = array_rand($a_pictures);

//        if (isset($a_pictures[$index])) {
            $smarty->assign('liste_picture', $a_pictures);
//        }
//        die('erreur');
        return $this->display(__FILE__, 'display_custom_head.tpl');
    }

    public function getPictures()
    {
        $pictures = Db::getInstance(_PS_USE_SQL_SLAVE_)->executes('
            SELECT id_cyb_slides, color_cyb_slides, title_cyb_slide, file_cyb_slide
            FROM '._DB_PREFIX_.'cyb_slider
            ORDER BY id_cyb_slides'
        );

        $res = array();
        foreach ($pictures as $pict) {
            $res[] = array(
                'id'       =>  $pict['id_cyb_slides'],
                'url'      =>  $this->context->link->getMediaLink(_MODULE_DIR_.'cyb_head/views/img/'.$pict['file_cyb_slide']),
                'title'    =>  $pict['title_cyb_slide'],
                'color'    =>  $pict['color_cyb_slides'],
            );
        }

        return $res;
    }

}