<?php

namespace FluentFormPro\Payments\Migrations;

if (!defined('ABSPATH')) {
    exit; // Exit if accessed directly.
}

class Transactions
{
    /**
     * Migrate the table.
     *
     * @return void
     */
    public static function migrate()
    {
        global $wpdb;

        $charsetCollate = $wpdb->get_charset_collate();

        $table = $wpdb->prefix . 'fluentform_transactions';

        if ($wpdb->get_var("SHOW TABLES LIKE '$table'") != $table) {
            $sql = "CREATE TABLE $table (
			    `id` int(11) NOT NULL AUTO_INCREMENT,
			    `transaction_hash` varchar(255) NULL,
			    `payer_name` varchar(255) NULL,
			    `payer_email` varchar(255) NULL,
			    `billing_address` varchar(255) NULL,
			    `shipping_address` varchar(255) NULL,
				`form_id` int(11) NOT NULL,
				`user_id` int(11) DEFAULT NULL,
				`submission_id` int(11) NULL,
				`subscription_id` int(11) NULL,
				`transaction_type` varchar(255) DEFAULT 'onetime',
				`payment_method` varchar(255),
				`card_last_4` int(4),
				`card_brand` varchar(255),
				`charge_id` varchar(255),
				`payment_total` BIGINT UNSIGNED DEFAULT 1,
				`status` varchar(255),
				`currency` varchar(255),
				`payment_mode` varchar(255),
				`payment_note` longtext,
				`created_at` timestamp NULL,
				`updated_at` timestamp NULL,
				PRIMARY KEY (`id`)
			  ) $charsetCollate;";

            require_once(ABSPATH . 'wp-admin/includes/upgrade.php');

            dbDelta($sql);
        } else {
            self::maybeAlterColumns();
        }
    }

    public static function maybeAlterColumns()
    {
        global $wpdb;
        $table = $wpdb->prefix . 'fluentform_transactions';

        // find the data types of each column
        $results = $wpdb->get_results("DESCRIBE $table");
        $items = [];
        foreach ($results as $result) {
            $items[$result->Field] = $result->Type;
        }

        $paymentTotalMigrated = strpos($items['payment_total'], 'bigint') !== false;
        if (!$paymentTotalMigrated) {
            $wpdb->query("ALTER TABLE $table MODIFY payment_total BIGINT UNSIGNED DEFAULT 1");
        }
        
    }
}
