<?php

if (!defined('_CAN_LOAD_FILES_'))
    exit;

include_once dirname(__FILE__).'/classes/AdvConstructorBlock.php';
include_once dirname(__FILE__).'/classes/AdvConstructorHook.php';

class AdvConstructor extends Module
{
    public function __construct()
    {
        $this->name = 'advconstructor';
        $this->tab = 'front_office_features';
        $this->version = '1.0';
        $this->author = 'Antadis';
        $this->need_instance = 0;

        $this->bootstrap = true;
        parent::__construct();

        $this->displayName = $this->l('Générateur de bloc');
        $this->description = $this->l('Générer n\'importe quel type de bloc');
    }

    /***********************/
    /******* Install *******/
    /***********************/

    public function install()
    {
        $this->installDb();
        $this->createTab();
        $this->createFolder();
        if ( !parent::install() ) {
            $this->uninstallDb();
            $this->deleteTab();
            $this->uninstall();
            return false;
        }
        Configuration::updateValue('ADVCONSTRUCTOR_HOOKS', '');
        Configuration::updateValue('ADVCONSTRUCTOR_TYPE', 'alert,edito,footer,nav,seo');
        Configuration::updateValue('ADVCONSTRUCTOR_ICON', 'loupe,message,rouage');
        return true;
    }

    public function uninstall()
    {
        if ( !parent::uninstall() ) {
            return false;
        }
        Configuration::deleteByName('ADVCONSTRUCTOR_HOOKS');
        Configuration::deleteByName('ADVCONSTRUCTOR_TYPE');
        Configuration::deleteByName('ADVCONSTRUCTOR_ICON');
        $this->uninstallDb();
        $this->deleteTab();
        return true;
    }

    public function installDb()
    {
        $sql = array();
        $sql[] =
            'CREATE TABLE IF NOT EXISTS `' . _DB_PREFIX_ . 'advconstructor` (
                `id_advconstructor` int(10) unsigned NOT NULL auto_increment,
                `skin` varchar(255) NOT NULL,
                `active` int(11),
                `icon` varchar(255) NOT NULL,
                `external` int(10) unsigned NOT NULL,
                `date_from` datetime NOT NULL,
                `date_to` datetime NOT NULL,
                `date_add` datetime NOT NULL DEFAULT "0000-00-00 00:00:00",
                `date_upd` datetime NOT NULL DEFAULT "0000-00-00 00:00:00",
              PRIMARY KEY  (`id_advconstructor`)
            ) ENGINE=' . _MYSQL_ENGINE_ . ' DEFAULT CHARSET=utf8';
        $sql[] =
            'CREATE TABLE IF NOT EXISTS `' . _DB_PREFIX_ . 'advconstructor_lang` (
                `id_advconstructor` int(10) unsigned NOT NULL,
                `id_lang` int(10) unsigned NOT NULL,
                `title` varchar(255) NOT NULL,
                `subtitle` varchar(255) NOT NULL,
                `link` varchar(255),
                `content` text,
              PRIMARY KEY  (`id_advconstructor`,`id_lang`)
            ) ENGINE=' . _MYSQL_ENGINE_ . ' DEFAULT CHARSET=utf8';
        $sql[] =
            'CREATE TABLE IF NOT EXISTS `' . _DB_PREFIX_ . 'advconstructor_shop` (
                `id_advconstructor` int(10) unsigned NOT NULL,
                `id_shop` int(10) unsigned NOT NULL,
                `type` varchar(255) NOT NULL,
              PRIMARY KEY  (`id_advconstructor`,`id_shop`)
            ) ENGINE=' . _MYSQL_ENGINE_ . ' DEFAULT CHARSET=utf8';
        $sql[] =
            'CREATE TABLE IF NOT EXISTS `' . _DB_PREFIX_ . 'advconstructor_category` (
                `id_advconstructor` int(10) unsigned NOT NULL,
                `id_category` int(10) unsigned NOT NULL,
              PRIMARY KEY  (`id_advconstructor`,`id_category`)
            ) ENGINE=' . _MYSQL_ENGINE_ . ' DEFAULT CHARSET=utf8';
        $sql[] =
            'CREATE TABLE IF NOT EXISTS `' . _DB_PREFIX_ . 'advconstructor_product` (
                `id_advconstructor` int(10) unsigned NOT NULL,
                `id_product` int(10) unsigned NOT NULL,
              PRIMARY KEY  (`id_advconstructor`,`id_product`)
            ) ENGINE=' . _MYSQL_ENGINE_ . ' DEFAULT CHARSET=utf8';
        $sql[] =
            'CREATE TABLE IF NOT EXISTS `' . _DB_PREFIX_ . 'advconstructor_hook` (
                `id_advconstructor_hook` int(10) unsigned NOT NULL auto_increment,
                `id_advconstructor` int(10) unsigned NOT NULL,
                `id_hook` int(10) unsigned NOT NULL,
                `id_category` int(10) unsigned,
                `position` int(10) unsigned NOT NULL,
              PRIMARY KEY  (`id_advconstructor_hook`)
            ) ENGINE=' . _MYSQL_ENGINE_ . ' DEFAULT CHARSET=utf8';

        return $this->uninstallDb() && $this->updateDb($sql);
    }

    public function uninstallDb()
    {
        $sql = array();
        $sql[] = 'DROP TABLE IF EXISTS `'._DB_PREFIX_.'advconstructor` ;';
        $sql[] = 'DROP TABLE IF EXISTS `'._DB_PREFIX_.'advconstructor_lang` ;';
        $sql[] = 'DROP TABLE IF EXISTS `'._DB_PREFIX_.'advconstructor_shop` ;';
        $sql[] = 'DROP TABLE IF EXISTS `'._DB_PREFIX_.'advconstructor_category` ;';
        $sql[] = 'DROP TABLE IF EXISTS `'._DB_PREFIX_.'advconstructor_product` ;';
        $sql[] = 'DROP TABLE IF EXISTS `'._DB_PREFIX_.'advconstructor_hook` ;';
         
        return $this->updateDb($sql);
    }

    public function updateDb( $sqls )
    {
        foreach ( $sqls as $sql ) {
            if ( !Db::getInstance()->execute($sql) ) {
                return false;
            }
        }
        return true;
    }

    public function createFolder()
    {
        $img_dir = _PS_IMG_DIR_ . 'constructor';
        $folder = is_dir($img_dir);
        if (!$folder)
        {
            $folder = mkdir($img_dir, 0755, true);
        }

        return $folder;
    }

    public function createTab()
    {
        $languages = Language::getLanguages();

        $new_tab = new Tab();
        $new_tab->class_name = 'AdminAdvConstructor';
        $new_tab->id_parent = Tab::getCurrentParentId();
        $new_tab->module = $this->name;
        foreach ( $languages as $language ) {
            $new_tab->name[$language['id_lang']] = 'Générateur de bloc';
        }

        $new_tab->add();
        $id_tab_parent = $new_tab->id;

        $new_tab = new Tab();
        $new_tab->class_name = 'AdminAdvConstructorPosition';
        $new_tab->id_parent = $id_tab_parent;
        $new_tab->module = $this->name;
        foreach ( $languages as $language ) {
            $new_tab->name[$language['id_lang']] = 'Positions des blocs';
        }
        $new_tab->add();
    }

    public function deleteTab()
    {
        $idTab = Tab::getIdFromClassName('AdminAdvConstructor');
        if ( $idTab ) {
            $tab = new Tab($idTab);
            $tab->delete();
        }
        $idTab = Tab::getIdFromClassName('AdminAdvConstructorPosition');
        if ( $idTab ) {
            $tab = new Tab($idTab);
            $tab->delete();
        }
    }

    /************************/
    /********* HOOK *********/
    /************************/

    public function __call( $name, $args = array() )
    {   
        $hookName = str_replace('hook', '', $name);
        $id_hook = (int)Hook::getIdByName($hookName);
        $hooks_id = explode( ",", Configuration::get('ADVCONSTRUCTOR_HOOKS') );
        if (in_array($id_hook, $hooks_id)) {

            $html = '';
            $id_category = false;

            if (Tools::getValue('controller') == 'category') {
                $id_category = (int) Tools::getValue('id_category');
            }

            if ( $blocks = AdvConstructorBlock::getBlocksByHookID($id_hook, $id_category) ) {
                $i = 0;
                foreach ($blocks as $block) {
                    $i++;
                    $block->rang = $i;
                    $this->smarty->assign(
                        array(
                            'block' => $block,
                            'linkimg' =>'modules/advconstructor/img/',
                         
                        )
                    );
                
                    $html .= $this->display(__FILE__, trim($block->skin).'.tpl');

                }
            }
            return $html;
        }
        return NULL;
    }

    /*********************************/
    /********* CONFIGURATION *********/
    /*********************************/

    public function getContent()
    {
        $this->_postProcess();
        $this->_html = '';
        $this->_html .= $this->renderForm();
        return $this->_html;
    }

    protected function _postProcess()
    {

        if ( Tools::isSubmit('submitConfiguration') )
        {
            $this->unHook();
            $hooks = Tools::getValue('hookBox');
            foreach ($hooks as $hook) {
                $this->registerHook(Hook::getNameById($hook));
            }
            $res = Configuration::updateValue('ADVCONSTRUCTOR_TYPE', Tools::getValue('ADVCONSTRUCTOR_TYPE'));
            $res &= Configuration::updateValue('ADVCONSTRUCTOR_ICON', Tools::getValue('ADVCONSTRUCTOR_ICON'));
            $res &= Configuration::updateValue('ADVCONSTRUCTOR_HOOKS', implode($hooks,','));
            if (!$res) {
                $errors[] = $this->displayError($this->l('The configuration could not be updated.'));
            } else {
                Tools::redirectAdmin($this->context->link->getAdminLink('AdminModules', true).'&conf=6&configure='.$this->name.'&tab_module='.$this->tab.'&module_name='.$this->name);
            }
        }
    }

    public function renderForm()
    {
        $hooks = array();
        $hooks_configuration = explode( ",", Configuration::get('ADVCONSTRUCTOR_HOOKS') );
        foreach ( Hook::getHooks() as $hook ) {
            $hook['selected'] = (bool) in_array($hook['id_hook'], $hooks_configuration);
            $hooks[] = $hook;
        }

        $fields_form = array(
            'form' => array(
                'legend' => array(
                    'title' => $this->l('Configuration'),
                    'icon'  => 'icon-plus-sign-alt'
                ),
                'input' => array(
                    array(
                        'type' => 'text',
                        'label' => $this->l('Types de blocs'),
                        'name' => 'ADVCONSTRUCTOR_TYPE',
                        'value' => Configuration::get('ADVCONSTRUCTOR_TYPE')
                    ),
                    array(
                        'type' => 'text',
                        'label' => $this->l('Icones de blocs'),
                        'name' => 'ADVCONSTRUCTOR_ICON',
                        'value' => Configuration::get('ADVCONSTRUCTOR_ICON')
                    ),
                    array(
                        'type' => 'hook',
                        'label' => $this->l('Hooks à afficher'),
                        'name' => 'hookBox',
                        'values' => $hooks,
                        'col' => '9'
                    )
                ),
                'submit' => array(
                    'title' => $this->l('Sauvegarder'),
                )
            ),
        );

        $helper = new HelperForm();
        $helper->show_toolbar = false;
        $helper->table = $this->table;
        $this->fields_form = array();
        $helper->module = $this;
        $helper->identifier = $this->identifier;
        $helper->submit_action = 'submitConfiguration';
        $helper->currentIndex = $this->context->link->getAdminLink('AdminModules', false).'&configure='.$this->name.'&tab_module='.$this->tab.'&module_name='.$this->name;
        $helper->token = Tools::getAdminTokenLite('AdminModules');
        $helper->tpl_vars = array(
            'fields_value' => $this->getConfigFieldsValues()
        );
        $helper->override_folder = '/';
        return $helper->generateForm(array($fields_form));
    }

    public function getConfigFieldsValues()
    {
        $id_shop_group = Shop::getContextShopGroupID();
        $id_shop = Shop::getContextShopID();

        return array(
            'ADVCONSTRUCTOR_TYPE' => Configuration::get('ADVCONSTRUCTOR_TYPE'),
            'ADVCONSTRUCTOR_ICON' => Configuration::get('ADVCONSTRUCTOR_ICON')
        );
    }

    protected function unHook()
    {
        $sql = 'SELECT `id_hook` FROM `'._DB_PREFIX_.'hook_module` WHERE `id_module` = '.(int)$this->id;
        $result = Db::getInstance()->executeS($sql);
        foreach ($result as $row) {
            $this->unregisterHook((int)$row['id_hook']);
            $this->unregisterExceptions((int)$row['id_hook']);
        }
    }
}