<?php

if (!defined('_PS_VERSION_')) {
    exit;
}

function upgrade_module_1_10_0($module)
{
    $columnsToAdd = [
        'alert_type' => 'VARCHAR(16) NOT NULL DEFAULT \'info\'',
        'timeout'    => 'INT(11) NOT NULL DEFAULT 0',
    ];

    foreach ($columnsToAdd as $column => $definition) {
        $existing = Db::getInstance()->executeS(
            'SHOW COLUMNS FROM `' . _DB_PREFIX_ . 'ws_customhtml` LIKE \'' . $column . '\''
        );

        if (!empty($existing)) {
            continue;
        }

        if (!Db::getInstance()->execute(
            'ALTER TABLE `' . _DB_PREFIX_ . 'ws_customhtml` ADD COLUMN `' . $column . '` ' . $definition
        )) {
            return false;
        }
    }

    return true;
}