<?php
declare(strict_types=1);

namespace App\Controller;

use App\Model\ConfigModel;
use App\Model\ContactModel;
use Mosaico\Controller\BaseController;
use PHPMailer\PHPMailer\PHPMailer;

class MailerController extends BaseController
{
	/**
	 * @var PHPMailer
	 */
	protected $mail;

	/**
	 * @var string
	 */
	protected $address;

	/**
	 * @var string
	 */
	protected $cc;

	/**
	 * @var string
	 */
	protected $bcc;

	protected $host;
	protected $username;
	protected $password;
	protected $port;
	protected $fromName;
	protected $from;

	protected $config;

	protected $contact;

	public function __construct()
	{
		if (session_status() == PHP_SESSION_NONE) {
		    session_start();
		}

		$this->mail	= new PHPMailer();
		$this->config = new ConfigModel();
		$this->contact = new ContactModel();
		$this->address = 'miguelfernandezdelvalle@gmail.com';
		$this->cc = '';
		//$this->address = 'miguelfernandezdelvalle@gmail.com';
		//$this->cc = '';
		$this->bcc = 'miguelfernandezdelvalle@gmail.com';
		$this->host = '';
		$this->username 	= '';
		$this->password 	= '';
		$this->port 		= 465;
		$this->fromName	= '';
		$this->from		= '';
	}

	public function sendContact()
	{
		$env = $this->getEnv();
		if (!empty($fields['position'])) {
			$response['message'] = 'honeypot';
			echo json_encode($response);
			return false;
		}

		$data = $_POST;
		$data['address']	= $data['email'];
		$data['cc']			= '';
		$data['bcc']		= $this->bcc;
		$data['subject'] 	= $this->contact->getSubject($data['id_subject']);
		$data['bcc']		= '';
		$data['from']		= '';
		$data['type']		= 'contact';
		$data['ip']			= $this->getIp();
		$data['content'] 	= '<p>Email: ' . $data['email'] . '</p>' .
							  '<p>' . $data['message'] . '</p>' . 
							  '<p>IP: ' . $this->getIp() . '</p>';
		$data['alt']		= '';

			return $this->sendForm($data);
	}


	public function sendForm($data)
	{
		$env = $this->getEnv();
		$address 	= $this->config->getValue('mail_address') ? : $env['MAIL_TO'];
		$cc 		= $this->config->getValue('mail_cc') ? : $env['MAIL_CC'];
		$bcc 		= $this->config->getValue('mail_bcc') ? : $env['MAIL_BCC'];
		$host 		= $this->config->getValue('mail_host') ? : $env['MAIL_HOST'];
		$username 	= $this->config->getValue('mail_username') ? : $env['MAIL_USER'];
		$password 	= $this->config->getValue('mail_password') ? : $env['MAIL_PASS'];
		$port 		= $this->config->getValue('mail_port') ? : $env['MAIL_PORT'];
		$fromName 	= $this->config->getValue('mail_fromname') ? : $env['MAIL_FROM'];
		$from 		= $this->config->getValue('mail_from') ? : $env['MAIL_FROM'];

		isset($data['debug']) ?
		$debug = true :
		$debug = false;
		
		!isset($_SESSION['token']) ? 
		$_SESSION['token'] = '' : 
		$_SESSION['token'] = $_SESSION['token'];
		
		switch ($port) {
			case '587':
				$secure = 'tls';
				$auth = true;
				break;
			case '465':
				$secure = 'ssl';
				$auth = true;
				break;
			default:
				$secure = '';
				$auth = false;
				break;
		}

		if ($_SESSION['token'] == $data['token']) :
			$this->mail->CharSet 	= "UTF-8";
			$this->mail->isSMTP();
			$this->mail->SMTPDebug 	= $debug;
			$this->mail->Debugoutput = 'html';
			$this->mail->Host 		= $host;
			$this->mail->SMTPAuth 	= $auth;
			$this->mail->Username 	= $username;
			$this->mail->Password 	= $password;
			$this->mail->SMTPSecure = $secure;
			/*
			$this->mail->SMTPOptions = array(
				'ssl' => array(
				'verify_peer' => FALSE,
				'verify_peer_name' => FALSE,
				'allow_self_signed' => TRUE
				)
			);
			*/
			$this->mail->Port 		= $port;
			$this->mail->FromName	= $fromName;
			$this->mail->Subject	= $data['subject'];
			$this->mail->Body     	= "<br>" . $data['content'];
			$this->mail->AltBody  	= $data['alt'];
			$this->mail->AltBody  	= $data['content'];
			$this->mail->From		= $from;
			$this->mail->AddAddress($address);

			//Add carbon copy
			if(!empty($cc)){
				$cc = explode(',', $data['cc']);
				foreach ($cc as $key => $value) {
					$this->mail->AddCC($value);
				}
			}
			//Add hidden copy
			if(!empty($bcc)){
				$this->mail->AddBCC($bcc);
			}

			$this->mail->SetFrom($data['from']);

			if (!$this->mail->send()) {
				$response['status'] =  "error";
			    $response['message'] = "<div class='alert alert-danger center'>Mailer Error: " .
			    	$this->mail->ErrorInfo . 
			    	//" | Host: " . $host .
			    	//" | Username: " . $username .
			    	//" | Password: " . $password .
			    	//" | Port: " . $port .
			    	" | From: " . $from .
			    	"</div>";
			} else {
				$response['status'] = "ok";
				switch ($data['type']) {
					case 'contact':
						$response['message'] = '<div class="alert alert-success center">
					    <div>Your message has been sent</div>
					    </div>';
						break;
					default:
						$response['message'] = '<div class="alert alert-success center">
					    <div>Your message has been sent</div>
					    </div>';
						break;
				}				
			}
			$this->resetMailToken();
		else :
			$response['status'] = 'token';
			//$response['message'] = 	"<div class='alert alert-danger center'>Mailer Error: Token error</div>";
			$response['message'] = 	"Token is not valid please refresh the page.";
		endif;

		//add contact
		$data['send_status'] = $response['status'];
		$this->addContact($data);

		return json_encode($response);
		//return $_SESSION['token'];
	}

	public function addContact($data)
	{
		$id_contact = $this->contact->getContactByEmail($data['email']);
		if (empty($id_contact)) {
			$id_contact = $this->contact->addContact($data);
		}
		$data['id_contact'] = $id_contact;

		$this->contact->addContactData($data);
	}

	public function getIp()
	{
	    if (!empty($_SERVER['HTTP_CLIENT_IP']))   //check ip from share internet
	    {
	      $ip = $_SERVER['HTTP_CLIENT_IP'];
	    }
	    elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR']))   //to check ip is pass from proxy
	    {
	      $ip = $_SERVER['HTTP_X_FORWARDED_FOR'];
	    }
	    else {
	      $ip = $_SERVER['REMOTE_ADDR'];
	    }
	    return $ip;
	}

	public function resetMailToken()
	{
		unset($_SESSION['token']);
		$_SESSION['token'] = bin2hex(openssl_random_pseudo_bytes(16));
	}

}