<?php
/*
Plugin Name: Agile Cash Crypto Payments for WooCommerce
Plugin URI: github.com/rgostic/agile-cash
Description: WooCommerce Plug-in that allows your customers to pay with supported cryptocurrencies.
Author: Agile Cash DC
Author URI: github.com/rgostic/agile-cash
Version: 1.4.1

Copyright: © 2019 Agile Cash DC (email : agilecash@mailbox.org)
License: GNU General Public License v3.0
License URI: http://www.gnu.org/licenses/gpl-3.0.html
*/

add_action('plugins_loaded', 'AGC_init_gateways');
register_activation_hook(__FILE__, 'AGC_activate');
register_deactivation_hook(__FILE__, 'AGC_deactivate');

function AGC_init_gateways(){

    if (!class_exists('WC_Payment_Gateway')) {
        return;
    };    

    define('AGILE_CASH_PLUGIN_DIR', plugins_url(basename(plugin_dir_path(__FILE__)), basename(__FILE__)) . '/');
    define('AGILE_CASH_CRON_JOB_URL', plugins_url('', __FILE__) . '/src/AGC_Cron.php');
    
    require_once( plugin_basename( 'src/vendor/bcmath_Utils.php' ) );
    require_once( plugin_basename( 'src/vendor/CurveFp.php' ) );
    require_once( plugin_basename( 'src/vendor/ElectrumHelper.php' ) );
    require_once( plugin_basename( 'src/vendor/gmp_Utils.php' ) );
    require_once( plugin_basename( 'src/vendor/NumberTheory.php' ) );
    require_once( plugin_basename( 'src/vendor/Point.php' ) );    
    require_once( plugin_basename( 'src/AGC_MPK_Repo.php' ) );
    require_once( plugin_basename( 'src/AGC_Electrum.php' ) );
    require_once( plugin_basename( 'src/AGC_Exchange.php' ) );
    require_once( plugin_basename( 'src/AGC_Cryptocurrencies.php' ) );
    require_once( plugin_basename( 'src/AGC_Hooks.php' ));
    require_once( plugin_basename( 'src/AGC_Blockchain.php' ) );
    require_once( plugin_basename( 'src/AGC_Util.php' ) );
    require_once( plugin_basename( 'src/AGC_Cron.php' ) );
    require_once( plugin_basename( 'src/AGC_Cryptocurrency.php' ) );
    require_once( plugin_basename( 'src/AGC_Admin_Gateway_Settings.php' ) );
    require_once( plugin_basename( 'src/AGC_Gateway.php' ) );    
    
    add_filter ('cron_schedules', 'AGC_add_interval');
    
    add_filter('woocommerce_email_subject_customer_note', 'AGC_change_email_note_subject_line', 1, 2);
    add_filter('woocommerce_email_heading_customer_note', 'AGC_change_email_heading', 1, 2);    

    add_action('AGC_cron_hook', 'AGC_do_cron_job');    
    
    if (!wp_next_scheduled('AGC_cron_hook')) {    
        wp_schedule_event(time(), 'seconds_5', 'AGC_cron_hook');
    }
}

function AGC_add_interval ($schedules)
{
    $schedules['seconds_5'] = array('interval'=>5, 'display'=>'debug');
    $schedules['seconds_30'] = array('interval'=>30, 'display'=>'Bi-minutely');
    $schedules['minutes_1'] = array('interval'=>60, 'display'=>'Once every 1 minute');    
    $schedules['minutes_2'] = array('interval'=>120, 'display'=>'Once every 2 minutes');

    return $schedules;
}

function AGC_activate() {
    // For testing
    AGC_drop_mpk_address_table();

    if (!wp_next_scheduled('AGC_cron_hook')) {
        wp_schedule_event(time(), 'seconds_30', 'AGC_cron_hook');
    }

    AGC_create_mpk_address_table();
}

function AGC_deactivate() {    
    wp_clear_scheduled_hook('AGC_cron_hook');
}

function AGC_add_gateways($methods) {
    
    $methods[] = 'AGC_Gateway';

    return $methods;
}

function AGC_drop_mpk_address_table() {
    global $wpdb;
    $tableName = $wpdb->prefix . 'agc_electrum_addresses';

    error_log('dropping table');
    
    $query = "DROP TABLE `$tableName`";
    $wpdb->query($query);
}

function AGC_create_mpk_address_table() {
    global $wpdb;
    $tableName = $wpdb->prefix . 'agc_electrum_addresses';

    error_log('creating table');
    
    $query = "CREATE TABLE IF NOT EXISTS `$tableName` 
        (
            `id` bigint(12) unsigned NOT NULL AUTO_INCREMENT,            
            `mpk` char(128) NOT NULL,
            `mpk_index` bigint(20) NOT NULL DEFAULT '0',
            `address` char(50) NOT NULL,
            `currency` char(12) NOT NULL,
            `status` char(24)  NOT NULL DEFAULT 'error',    
            `total_received` decimal( 16, 8 ) NOT NULL DEFAULT '0.00000000',
            `last_checked` bigint(20) NOT NULL DEFAULT '0',
            `assigned_at` bigint(20) NOT NULL DEFAULT '0',
            `order_id` bigint(10) NULL,
            `order_amount` decimal(16, 8) NOT NULL DEFAULT '0.00000000',
    
            PRIMARY KEY (`id`),
            UNIQUE KEY `address` (`address`),
            KEY `status` (`status`),
            KEY `mpk_index` (`mpk_index`),
            KEY `mpk` (`mpk`)
        );";

    $wpdb->query($query);
}

add_filter('woocommerce_payment_gateways', 'AGC_add_gateways');

?>