#!/usr/bin/php -q
<?php

if (file_exists(__DIR__.'/env.php'))
	include_once __DIR__.'/env.php';

require_once 'agi.php';
require_once 'vn-autoload.php';

$app = new Vn\Lib\App('vn-asterisk');
$app->init();
$db = $app->getSysConn();

Agi::init();

// Formats the caller phone number

$callerId = str_replace('+', '00', Agi::get('agi_callerid'));

$countryPrefix = $db->getValue('SELECT countryPrefix FROM config');
$prefixLen = strlen($countryPrefix);

if (substr($callerId, 0, $prefixLen) === $countryPrefix)
	$callerId = substr($callerId, $prefixLen);

// Checks if phone number is on the blacklist

if ($db->getValue('SELECT COUNT(*) > 0 FROM blacklist WHERE phone = #', [$callerId])) {
	Agi::exec('HANGUP');
	exit;
}

// Checks whether its a festive day

$sundayFestive = $db->getValue('SELECT sundayFestive FROM config');

if (date('N') == 7 && $sundayFestive) {
	Agi::exec('SET VARIABLE MACRO playback');
	Agi::exec('SET VARIABLE ARG1 out-of-ours');
	exit;
}

// Checks schedules

$scheduledQueue = $db->getValue(
	'SELECT `queue` FROM pbx.schedule
		WHERE `weekDay` = WEEKDAY(CURDATE())
			AND util.VN_CURTIME() BETWEEN timeStart AND timeEnd
		LIMIT 1'
);

if ($scheduledQueue) {
	Agi::exec('SET VARIABLE MACRO queue');
	Agi::exec("SET VARIABLE ARG1 $scheduledQueue");
	exit;
}

// Gets the client from the phone number

$client = $db->getValue('SELECT clientFromPhone(#)', [$callerId]);

if ($client) {
	// Gets the client salesperson extension

	$extension = $db->getValue(
		'SELECT d.pbxQueue 
			FROM vn.client c
				JOIN vn.worker w ON w.id = c.salesPersonFk
				JOIN vn.business b ON b.id = w.businessFk 
				JOIN vn.department d ON d.id = b.departmentFk 
			WHERE c.id= #',[$client]
	);

	if ($extension) {
		Agi::exec('SET VARIABLE MACRO exten');
		Agi::exec("SET VARIABLE ARG1 $extension");
	} else {
		Agi::exec('SET VARIABLE MACRO playback');
		Agi::exec('SET VARIABLE ARG1 busy');
	}
}