<?php

// app/Helpers/NotificationHelper.php

namespace App\Helpers;

class NotificationHelper
{
    protected $email;
    protected $logger;

    public function __construct()
    {
        $this->email = service('email');
        $this->logger = service('logger');
    }

    public function sendEmail($records)
    {
        $this->logger->error('Helper : Email Request Data type = '.gettype($records));    

        $cc = isset($records['carboncopy']) ? $records['carboncopy'] : '';
        $bcc = isset($records['blindcarboncopy']) ? $records['blindcarboncopy'] : '';
        
        try {
            $this->email->clear();
            if($records['recipient_email'] == "" && $records['subject'] == ""){ 
              throw new \Exception("Email and Subject are Must Please Try again.."); 
            }
            $this->email->setTo($records['recipient_email']);
            if (!empty($records['cc'])) {
                if (is_array($records['cc'])) {
                    $this->email->setCC($records['cc']); // Directly use array
                } else {
                    $this->email->setCC(explode(',', $records['cc'])); // Convert string to array
                }
            }
            
            $this->logger->error('Helper : Email recipient = '.$records['recipient_email']);    
            $this->email->setFrom('web@vijayabharathambooks.com', isset($records['company'])?$records['company']:"VB");
            $this->email->setSubject($records['subject']);
            $this->logger->error('Helper : Email subject = '.$records['subject']);    
            $this->email->setMessage($records['description']);            
            
            // if($records['template_name'] != ""){
            //     $this->logger->error('Helper : Email Template = '.$records['template_name']);    
            //     $this->logger->error("Helper : Email Request data = ".json_encode($records));
            //     $emailContent = view($records['template_name'],$records);
            //     $this->email->setMessage($emailContent);
            // }else{                
            //     $this->logger->error('Helper : Email Dynamic Template');    
            //     $this->email->setMessage($records['description']);            
            // }
            

            if ($cc !== '') {
                $ccRecipients = explode(',', trim($cc));
                $this->logger->error('Helper : Email carbon copy CC recipient = ' . implode(',', $ccRecipients));   
                if (!empty($ccRecipients)) {
                    if (getenv('CI_ENVIRONMENT') === "production") {
                        $this->email->setCC('contact@vijayabharathambooks.com');
                    }
                    $this->email->setCC($ccRecipients);
                }
            } else {
                if (getenv('CI_ENVIRONMENT') === "production") {
                    $this->email->setCC('contact@vijayabharathambooks.com');
                }
            }
            
            if ($bcc !== '') {
                $bccRecipients = explode(',', trim($bcc));
                $this->logger->error('Helper : Email blindcarboncopy BCC recipient = ' . implode(',', $bccRecipients));
                if(!empty($bccRecipients)) {
                    $this->email->setBCC($bccRecipients);
                }
            }
            
            if ($this->email->send()) {
                $message['success'] = 'Email sent successfully';
                $this->logger->error('Helper : Email Status = sent successfully');            
            } else {
                throw new \Exception('Email sending failed.');
            }
        } catch (\Exception $e) {
            $this->logger->error('Helper : Email Error = ' . $e->getMessage());
            $message['error'] = 'Email Exception Occur : ' . $e->getMessage();
        }
        return $message;
    }

    public function sendWhatsAppMessage($url, $method, $data)
    {
        $final_result = []; // Initialize outside try-catch block

        try {
            $this->logger->error('Helper : Whatsapp called');
            $curl = curl_init();
            $headers = array('Content-Type:application/json');
            $jsonencoded = json_encode($data);
            curl_setopt($curl, CURLOPT_URL, $url);
            $this->logger->error('Helper : Whatsapp url = ' . $url);

            switch ($method) {
                case "POST":
                    curl_setopt($curl, CURLOPT_POST, true);
                    if ($data) {
                        $this->logger->error('Helper : Whatsapp Request in jsonencoded Type = ' . $jsonencoded);
                        curl_setopt($curl, CURLOPT_POSTFIELDS, $jsonencoded);
                    }
                    break;
                case "PUT":
                    curl_setopt($curl, CURLOPT_PUT, 1);
                    break;
                default:
                    if ($data) {
                        $url = sprintf("%s?%s", $url, http_build_query((array)$data));
                    }
            }

            curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);
            curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
            curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, true);
            $curl_exec = curl_exec($curl);
            $this->logger->error('Helper : Whatsapp Reponse = ' . $curl_exec);
            $http_status = curl_getinfo($curl, CURLINFO_HTTP_CODE);

            if ($http_status === 200) {
                $result = json_decode($curl_exec);

                if ($result->status === "error") {
                    $final_result['message'] = $result->message;
                    $final_result['receiving_status'] = 0 ;
                    $this->logger->error('Helper : Whatsapp Err occur  = ' . $result->message);
                    throw new \Exception($result->message);
                }

                if ($result->status === "success") {
                    $final_result['message'] = isset($result->message) ? (
                        (strtolower(gettype($result->message)) === 'string') ?  $result->message : "Sent Success") : " Not Sent.";
                    $final_result['receiving_status'] = isset($result->message) ? ((strtolower(gettype($result->message)) === 'string') ? 0 : 1 ) : 0 ;
                }
            } else {
                $curl_errno = curl_errno($curl);
                $this->logger->error('Helper : Whatsapp curl error occur = ' . $curl_errno);
                throw new \Exception(" Errno returned " . $curl_errno);
            }

            curl_close($curl);
        } catch (\Exception $e) {
            $this->logger->error('Helper : Whatsapp Exception Occur = ' . $e->getMessage());
            $final_result['message'] = $e->getMessage();
            $final_result['receiving_status'] = 0 ;
        }
        $final_result['reponse'] = json_decode($curl_exec);
        return $final_result;
    }

    // public function send_whatsapp_message($to , $doc_url)
    // {
    //     $url = 'https://graph.facebook.com/v20.0/355752820961010/messages';
    //     $headers = [
    //         'Authorization: Bearer '.$_ENV['whatsAppToken'],
    //         'Content-Type: application/json'
    //     ];

    //     $templateName = 'bbsigndoc';
    //     $languageCode = 'en';
    //     $parsedUrl = parse_url($doc_url, PHP_URL_QUERY);

    //     $data = [
    //         'messaging_product' => 'whatsapp',
    //         'to' => $to,
    //         'type' => 'template',
    //         'template' => [
    //             'name' => $templateName,
    //             'language' => [
    //                 'code' => $languageCode
    //             ],
    //             'components' => [
    //                 [
    //                     'type' => 'body',
    //                 ],
    //                 [
    //                     'type' => 'button',
    //                     'sub_type' => 'url', 
    //                     'index' => 0, 
    //                     'parameters' => [
                           
    //                         [
    //                             'type' => 'text',
    //                             'text' => $parsedUrl
    //                         ]
    //                     ]
    //                 ]
    //             ]
    //         ]
    //     ];
        

    //     $ch = curl_init();
    //     curl_setopt($ch, CURLOPT_URL, $url);
    //     curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
    //     curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    //     curl_setopt($ch, CURLOPT_POST, true);
    //     curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data));

    //     $response = curl_exec($ch);
    //     $statusCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
    //     curl_close($ch);

    //     return [
    //         'status_code' => $statusCode,
    //         'response' => json_decode($response, true)
    //     ];
    // }


}

?>