<?php

namespace Websmid\CustomHtml\Module;

use Websmid\CustomHtml\Config\Config;
use Context;
use Db;
use Hook;
use Language;
use Tab;

trait Install
{
    public function install()
    {
        if (!parent::install()) {
            error_log('[ws_customhtml] parent::install() failed');
            return false;
        }

        if (!$this->createTables()) {
            error_log('[ws_customhtml] createTables() failed — DB error: ' . Db::getInstance()->getMsgError());
            return false;
        }

        if (!$this->registerTabs(Config::TABS)) {
            error_log('[ws_customhtml] registerTabs() failed');
            return false;
        }

        if (!$this->registerHooks()) {
            error_log('[ws_customhtml] registerHooks() failed');
            return false;
        }

        if (!$this->registerGroupHooks()) {
            error_log('[ws_customhtml] registerGroupHooks() failed');
            return false;
        }

        return true;
    }

    private function createTables(): bool
    {
        $sqlToExec = [];

        $sqlToExec[] = '
            CREATE TABLE IF NOT EXISTS ' . _DB_PREFIX_ . 'ws_customhtml_group (
                `id_ws_customhtml_group` INT(11) NOT NULL AUTO_INCREMENT PRIMARY KEY,
                `hook_name` VARCHAR(64) NOT NULL,
                `title` VARCHAR(256) NOT NULL DEFAULT \'\',
                `active` TINYINT(1) NOT NULL DEFAULT 1,
                `ordering` INT(11) NOT NULL DEFAULT 0,
                `date_add` DATETIME NOT NULL,
                `date_upd` DATETIME NOT NULL
            );
        ';

        $sqlToExec[] = '
            CREATE TABLE IF NOT EXISTS ' . _DB_PREFIX_ . 'ws_customhtml (
                `id_ws_customhtml` INT(11) NOT NULL AUTO_INCREMENT PRIMARY KEY,
                `id_ws_customhtml_group` INT(11) NOT NULL,
                `title` VARCHAR(256) NOT NULL DEFAULT \'\',
                `type` VARCHAR(32) NOT NULL DEFAULT \'html\',
                `content` LONGTEXT,
                `active` TINYINT(1) NOT NULL DEFAULT 1,
                `show_title` TINYINT(1) NOT NULL DEFAULT 0,
                `ordering` INT(11) NOT NULL DEFAULT 0,
                `date_add` DATETIME NOT NULL,
                `date_upd` DATETIME NOT NULL,
                KEY `id_ws_customhtml_group` (`id_ws_customhtml_group`)
            );
        ';

        $sqlToExec[] = '
            CREATE TABLE IF NOT EXISTS ' . _DB_PREFIX_ . 'ws_customhtml_faq (
                `id_ws_customhtml_faq` INT(11) NOT NULL AUTO_INCREMENT PRIMARY KEY,
                `id_ws_customhtml` INT(11) NOT NULL,
                `question` VARCHAR(512) NOT NULL DEFAULT \'\',
                `answer` TEXT,
                `ordering` INT(11) NOT NULL DEFAULT 0,
                `date_add` DATETIME NOT NULL,
                `date_upd` DATETIME NOT NULL,
                KEY `id_ws_customhtml` (`id_ws_customhtml`)
            );
        ';

        foreach ($sqlToExec as $sqlBlock) {
            Db::getInstance()->execute(trim($sqlBlock));
        }

        return true;
    }

    private function registerHooks(): bool
    {
        foreach (Config::HOOKS as $hook) {
            if (!$this->registerHook($hook)) {
                return false;
            }
        }

        return true;
    }

    private function registerGroupHooks(): bool
    {
        $hookNames = Db::getInstance()->executeS(
            'SELECT DISTINCT `hook_name` FROM `' . _DB_PREFIX_ . 'ws_customhtml_group`'
        );

        $idShop = (int) Context::getContext()->shop->id;

        foreach ($hookNames as $row) {
            $hookName = $row['hook_name'];

            if (Hook::isModuleRegisteredOnHook($this, $hookName, $idShop)) {
                continue;
            }

            if (!$this->registerHook($hookName)) {
                return false;
            }
        }

        return true;
    }

    private function registerTabs(array $moduleTabs): bool
    {
        $languages = Language::getLanguages(false);

        foreach ($moduleTabs as $moduleTab) {
            if (Tab::getIdFromClassName($moduleTab['class_name'])) {
                continue;
            }

            $tab = new Tab();
            $tab->class_name = $moduleTab['class_name'];
            $tab->module = $moduleTab['module'];
            $tab->active = 1;
            $tab->route_name = $moduleTab['route_name'];

            if (isset($moduleTab['icon'])) {
                $tab->icon = $moduleTab['icon'];
            }

            foreach ($languages as $language) {
                if (is_array($moduleTab['name'])) {
                    $tab->name[$language['id_lang']] = $moduleTab['name'][$language['iso_code']]
                        ?? $moduleTab['name']['en'];
                } else {
                    $tab->name[$language['id_lang']] = $moduleTab['name'];
                }
            }

            if (isset($moduleTab['parent_class_name'])) {
                $tab->id_parent = (int) Tab::getIdFromClassName($moduleTab['parent_class_name']);
            } elseif (isset($moduleTab['id_parent'])) {
                $tab->id_parent = (int) $moduleTab['id_parent'];
            } else {
                $tab->id_parent = -1;
            }

            $tab->add();

            if (!$tab->id) {
                return false;
            }
        }

        return true;
    }
}