<?php
const API_URL = "https://req.adcombo.com/api/v1/brokers/lead/";
const API_KEY = 'f7f2cbbdc0184aba9ba01606968fa6da';
//example: заполняем свой const API_KEY = ''

function log_broker($request_url, $response)
{
    $ip = $_REQUEST['REMOTE_ADDR'];
    $date_now = date('Y-m-d H:i:s');
    $fp = fopen('brokerLogs.txt', 'a+');
    fwrite($fp, "Error send to broker api \nRequest url: {$request_url}\nResponse: {$response}\n\n\n=====================\n\n\n");
    fclose($fp);
}

$isCurlEnabled = function(){
    return function_exists('curl_version');
};
if (!$isCurlEnabled) {
    echo "<pre>";
    echo "pls install curl\n";
    echo "For *unix open terminal and type this:\n";
    echo 'sudo apt-get install curl && sudo apt-get install php-curl';
    die;
}


if (!empty($_SERVER['HTTP_CLIENT_IP'])) {
    $ip = $_SERVER['HTTP_CLIENT_IP'];
} elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
    $ip = $_SERVER['HTTP_X_FORWARDED_FOR'];
} else {
    $ip = $_SERVER['REMOTE_ADDR'];
}

$args = [
     'base_url' => 'http://my-domain.com/',
//example: заполняем свой const  'base_url' => '',
     'referrer' => 'http://my-click-site.com',
//example: заполняем свой const  'referrer' => '',
     'first_name' => $_POST['first_name'],
     'last_name' => $_POST['last_name'],
     'email' => $_POST['email'],
     'phone' => $_POST['phone'],
     'password' => $_POST['password'],
     'country_code' =>'MX',
//example: заполняем свой const  'country_code' =>'',
     'esub' => '-7EBNQCgQAAAEEA96CAAUBARERChEJChENQhENEgABf2FkY29tYm8BMQQ',
//example: заполняем свой const  'esub' => '',
     'ip' => '104.250.183.0',
//example: заполняем свой const  'ip' => '',
   ];
$url = API_URL.'?api_key='.API_KEY;
$curl = curl_init();
curl_setopt_array($curl, array(
    CURLOPT_URL => $url,
    CURLOPT_CUSTOMREQUEST => "POST",
    CURLOPT_POSTFIELDS => json_encode($args),
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HTTPHEADER => array(
    'Content-Type: application/json',
    'Content-Length: ' . strlen(json_encode($args)))
));
$res = curl_exec($curl);
curl_close($curl);
$res = json_decode($res, true);

if ($res['accepted']) {
    if($res['redirect_url']) {
        header("Location: " . $res['redirect_url']);
        exit();
    }else{
        echo 'Redirect url is empty';
    }

} elseif(isset($res['detail'][0]['loc'])) {
    if(array_search('email', $res['detail'][0]['loc'])){
        echo 'Invalid email';
    }elseif(array_search('esub', $res['detail'][0]['loc'])) {
        echo 'Invalid esub';
    }
    else{
        var_dump($res);
    }
    log_broker($request_url, json_encode($res));
    //example: Wrong param, please check and correct it.
}else{
    echo '<h2>Error:</h2>';
    if($res['error']){
        echo $res['error'];
    }else{
        var_dump($res);
    }
}