<?php

namespace App\Helpers;

use Postal;
use App\Models\Sms_cdr;
use App\Models\Otp_session;
use Exception;

class MyHelper
{
    static function haversineGreatCircleDistance(
        $latitudeFrom,
        $longitudeFrom,
        $latitudeTo,
        $longitudeTo,
        $earthRadius = 6371000
    ) {
        // convert from degrees to radians
        $latFrom = deg2rad($latitudeFrom);
        $lonFrom = deg2rad($longitudeFrom);
        $latTo = deg2rad($latitudeTo);
        $lonTo = deg2rad($longitudeTo);

        $latDelta = $latTo - $latFrom;
        $lonDelta = $lonTo - $lonFrom;

        $angle = 2 * asin(sqrt(pow(sin($latDelta / 2), 2) +
            cos($latFrom) * cos($latTo) * pow(sin($lonDelta / 2), 2)));
        return $angle * $earthRadius;
    }
    static function sentOTP($mobile)
    {
        $OTP = rand(1111, 9999);
        $message_content = urlencode("Dear Student, use OTP code $OTP to verify your account, Edukrypt APP");
        $smsLoad = array(
            "username" => "amitpopli",
            "password" => "amitpopli",
            "from" => "EDUKYT",
            "pe_id" => "1201160957975132087",
            "template_id" => "1207162141508403142",
            "to" => ["$mobile"],
            "text" => $message_content,
            "coding" => "0"
        );

        $curl = curl_init();
        curl_setopt_array(
            $curl,
            array(
                CURLOPT_URL => 'https://web.smsgw.in/smsapi/jsonapi.jsp',
                CURLOPT_RETURNTRANSFER => true,
                CURLOPT_ENCODING => '',
                CURLOPT_MAXREDIRS => 10,
                CURLOPT_TIMEOUT => 0,
                CURLOPT_FOLLOWLOCATION => true,
                CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
                CURLOPT_CUSTOMREQUEST => 'POST',
                CURLOPT_POSTFIELDS => json_encode($smsLoad),
                CURLOPT_HTTPHEADER => array(
                    'Content-Type: application/json'
                ),
            )
        );

        $response = curl_exec($curl);
        curl_close($curl);
        $header = json_decode($response);

        // failed =================================
        if (isset($header->Error->ErrorCode)) {
            // $resPonse = array(
            //     "status" => false,
            //     "code" => 204,
            //     "message" => "Something wen wrong, please try again!",
            // );
            // echo json_encode($resPonse);
            $log = array(
                'to' => $mobile,
                'text' => urldecode($message_content),
                'status' => 0,
                'sender_id' => 'EDUKYT',
                'template_id' => '1207162141508403142',
                'created_at' => date('Y-m-d H:i:s')
            );
            Sms_cdr::create($log);
            return false;
        }

        $OtpSession = array(
            'phone' => $mobile,
            'otp' => $OTP,
            'message_id' => $header->data->msgid,
        );
        Otp_session::create($OtpSession);

        // success ====================
        $log = array(
            'to' => $mobile,
            'text' => urldecode($message_content),
            'status' => 1,
            'message_id' => $header->data->msgid,
            'sender_id' => 'EDUKYT',
            'template_id' => '1207162141508403142',
            'created_at' => date('Y-m-d H:i:s')
        );
        Sms_cdr::create($log);
        return $OtpSession;
    }

    public static function sendMailPostal($to, $subject, $html)
    {
        // Create a new Postal client using the server key you generate in the web interface
        $client = new Postal\Client('https://postal.balancepost.in', 'Kbf5womv34i4BSwfiFe4F1Lp');

        // Create a new message
        $message = new Postal\Send\Message();

        // Add some recipients
        $message->to($to);
        // $message->to('vashu.kulshrestha@gmail.com');
        // $message->cc('mike@example.com');
        // $message->bcc('secret@awesomeapp.com');

        // Specify who the message should be from. This must be from a verified domain
        // on your mail server.
        $message->from('namascar@edukrypt.app');

        // Set the subject
        $message->subject($subject);

        // Set the content for the e-mail
        // $message->plainBody('Hello world!');
        $message->htmlBody($html);

        // Add any custom headers
        // $message->header('MIME-Version', '1.0');
        // $message->header('Content-type', 'text/html');
        // $message->header('charset', 'UTF-8');

        // Attach any files
        // $message->attach('textmessage.txt', 'text/plain', 'Hello world!');

        // Send the message and get the result
        try {
            $result = $client->send->message($message);
            return true;
        } catch (Exception) {
            return false;
        }

        // Loop through each of the recipients to get the message ID
        // foreach ($result->recipients() as $email => $message) {
        //     $email;          // The e-mail address of the recipient
        //     $message->id;    // The message ID
        //     $message->token; // The message's token
        // }
    }
}