<?php

namespace App\Listeners\V1;

use App\ConsumerApplication;
use App\SMSLogs;
use Illuminate\Mail\Events\MessageSent;
use Illuminate\Support\Carbon;
use Illuminate\Support\Facades\Auth;

class MailerLogs
{
    private static $base_link = 'http://localhost:8003/service/t/e-tr-scf/';
    private $scf_tracker_id = null;
    private $scf_tracker_link = null;

    /**
     * Create the event listener.
     *
     * @return void
     */
    public function __construct()
    {
        //
    }

    public function handle(MessageSent $event)
    {
        return true;
        $attachments = [];
        foreach ($event->message->getChildren() as $attachment) {
            if ($attachment instanceof \Swift_Attachment) {
                $attachments[] = $attachment->getFilename();
            }
        }

        $data = [];
        $headers = $event->message->getHeaders();
        if ($headers->has('X-Event-Data')) {
            $data = json_decode($headers->get('X-Event-Data')->getFieldBody(), true);
        }

        $response = [
          'to' => $this->getTo($event),
          'from' => $this->getFrom($event),
          'subject' => $event->message->getSubject(),
          'body_text' => $this->getMessage($event),
          'data' => $data,
          'attachment' => implode(',', $attachments)
        ];

        SMSLogs::insertGetId(['mobile_number'=>'-','message'=>$response['body_text'],'request_url'=>'','provider'=>'ses','response'=>json_encode($response),'_id'=>$data['id'],'id_type'=>$data['id_type'],'created_by'=>$data['a_id'],'created_at'=>Carbon::now()->toDateTimeString(), 'isWhatsapp' => 0, 'tracking_id' => $data['scf_tracker_id'], 'read' => 0, 'sent' => 1, 'attachment' => strlen($response['attachment']) ? 1 : 0]);
    }

    private function getTo($event){
        $to = $event->message->getTo();
        $address = [];
        if ($to) {
            $address = array_keys($to);
        }
        return implode(',', $address);
    }

    private function getFrom($event){
        $from = $event->message->getFrom();
        $address = [];
        if ($from) {
            $address = array_keys($from);
        }
        return implode(',', $address);
    }

    public function addTextHeader($data = []){
        $data['a_id'] = Auth::check() ? Auth::user()->id: 107;
        $data['scf_tracker_id'] = $this->scf_tracker_id;
        return json_encode($data);
    }

    public function getBody($body){
        //self::getTrackerLink();
        //$body['scf_tracker_link'] = $this->scf_tracker_link;
        return $body;
    }

    private function getTrackerLink(){
        $this->scf_tracker_id = self::generateRandomString();
        $this->scf_tracker_link = self::$base_link.$this->scf_tracker_id;
    }

    private static function generateRandomString() {
        $characters = 'abcdefghijklmnopqrstuvwxyz0123456789';
        $randomString = '';

        for ($i = 0; $i < 24; $i++) {
            $randomString .= $characters[rand(0, strlen($characters) - 1)];
        }

        return implode('-', str_split($randomString, 4));
    }

    private function getMessage($event){
        $message = $event->message;

        $plainTextBody = null;

        foreach ($message->getChildren() as $part) {
            if ($part instanceof \Swift_Mime_SimpleMimeEntity && $part->getContentType() === 'text/plain') {
                $plainTextBody = $part->getBody();
                break;
            }
        }

        if (!$plainTextBody) {
            $plainTextBody = strip_tags($message->getBody());
        }

        return $this->replaceFooter($plainTextBody);
    }

    private function replaceFooter($message){
        $message = str_replace("\n", "", $message);
        $message = trim(str_replace("\t", "", $message));
        return strstr($message, 'Regards,', true);
    }
}