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<?php

class DataSync {
    private $config;
    private $accessToken;

    public function __construct($config) {
        $this->config = $config;
        $this->accessToken = $this->getAccessToken();
    }


    /**
     * @throws Exception
     */
    private function executeCurl($url, $method, $data = null, $for) {
        $headers = array(
            "Authorization: Bearer " . $this->accessToken,
            "ST-App-Key: " . $this->config['appKey']
        );

        $curlOptions = array(
            CURLOPT_URL => $url,
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_ENCODING => '',
            CURLOPT_MAXREDIRS => 10,
            CURLOPT_TIMEOUT => 0, // Increase the timeout if needed
            CURLOPT_FOLLOWLOCATION => true,
            CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
            CURLOPT_CUSTOMREQUEST => $method,
        );

        if($for=='serviceTitan'){
            $curlOptions[CURLOPT_HTTPHEADER] = $headers;
        }

        if ($data !== null) {
            $curlOptions[CURLOPT_POSTFIELDS] = json_encode($data);
            $curlOptions[CURLOPT_HTTPHEADER][] = 'Content-Type: application/json';
        }

        $curl = curl_init();
        curl_setopt_array($curl, $curlOptions);

        $response = curl_exec($curl);

        if ($response === false) {
            throw new Exception("cURL error: " . curl_error($curl));
        }

        curl_close($curl);

        return $response;
    }

    private function getImageUrl($url) {
        return $this->config['base_url'] . '/pricebook/v2/tenant/' . $this->config['tenantId'] . '/images?path=' . $url;
    }



    private function getAccessToken() {

        $authUrl = $this->config['auth_url'];
        $authData = array(
            'grant_type' => 'client_credentials',
            'client_id' => $this->config['clientId'],
            'client_secret' => $this->config['clientSecret']
        );

        $authOptions = array(
            CURLOPT_URL => $authUrl,
            CURLOPT_RETURNTRANSFER => 1,
            CURLOPT_POST => 1,
            CURLOPT_POSTFIELDS => http_build_query($authData),
            CURLOPT_HTTPHEADER => array('Content-Type: application/x-www-form-urlencoded')
        );

        $authCh = curl_init();
        curl_setopt_array($authCh, $authOptions);
        $authResponse = curl_exec($authCh);
        curl_close($authCh);

        $authData = json_decode($authResponse);
        return $authData->access_token;
    }

    private function resizeBase64Image($base64Image) {
        // Decode the base64 image
        $imageData = base64_decode($base64Image);

        if ($imageData === false) {
            return false; // Unable to decode the base64 image
        }

        // Create an image from the decoded data
        $image = imagecreatefromstring($imageData);

        if ($image === false) {
            return false; // Unable to create an image from the decoded data
        }

        // Get the original dimensions of the image
        $originalWidth = imagesx($image);
        $originalHeight = imagesy($image);

        // Set the new width to 400px and calculate the height to maintain the aspect ratio
        $newWidth = 100;
        $newHeight = intval($originalHeight * ($newWidth / $originalWidth));

        // Create a new image with the desired dimensions
        $resizedImage = imagecreatetruecolor($newWidth, $newHeight);

        // Copy and resize the original image to the new image
        imagecopyresampled($resizedImage, $image, 0, 0, 0, 0, $newWidth, $newHeight, $originalWidth, $originalHeight);

        // Capture the image data in a buffer
        ob_start();
        imagejpeg($resizedImage);
        $resizedImageData = ob_get_clean();

        // Encode the resized image data as base64
        $base64ResizedImage = base64_encode($resizedImageData);

        // Free up memory
        imagedestroy($image);
        imagedestroy($resizedImage);

        return $base64ResizedImage;
    }



    /**
     * @throws Exception
     */
    private function deleteData($data) {

        $url='https://datatable-prod.clientpoint.net/api/managedata/'.$data->_id.'/'.$this->config['workspaceId'].'/'.$this->config['companyId'].'?apiKey='.$this->config['clientPointApiKey'];
        $postFiled=array(
            "deleted"=> true
        );
        $this->executeCurl($url, 'PATCH',$postFiled,'');
    }

    private function deleteOldData($dataToDelete) {
        foreach ($dataToDelete as $data) {
            $this->deleteData($data);
        }
    }

    /**
     * @throws Exception
     */
    public function syncData() {

        //GET all products in datatable
        $datatableResponse=$this->executeCurl('https://datatable-prod.clientpoint.net/api/managedata/data/?companyId='.$this->config['companyId'].'&workspace='.$this->config['workspaceId'].'&unique_identifier='.$this->config['unique_identifier_material'].'&apiKey='.$this->config['clientPointApiKey'], 'GET',null,'');
        $datatableResponse=json_decode($datatableResponse);
        foreach($datatableResponse as $index => $response){
            if(!empty($response->meta->assets) && (strpos($response->meta->assets, ".jpg") || strpos($response->meta->assets, ".png")  || strpos($response->meta->assets, ".jpeg")) == true){
                $imageUrl=$this->getImageUrl($response->meta->assets);
                $imageResponse = $this->executeCurl($imageUrl, 'GET',null,'serviceTitan');
                $image=base64_encode($imageResponse);
                $image = $this->resizeBase64Image($image);
                $url='https://datatable-prod.clientpoint.net/api/managedata/'.$response->_id.'/'.$this->config['workspaceId'].'/'.$this->config['companyId'].'?apiKey='.$this->config['clientPointApiKey'];
                $postFiled=array(
                    "meta"=>array (
                        'id' => $response->meta->id,
                        'code' => $response->meta->code,
                        'name' => $response->meta->name,
                        'description' => html_entity_decode($response->meta->description),
                        'category'	=>	$response->meta->category,
                        'active' => $response->meta->active,
                        'price' => $response->meta->price,
                        'memberprice'   =>  $response->meta->memberPrice,
                        'addOnPrice'   =>  $response->meta->addOnPrice,
                        'addOnMemberPrice'   =>  $response->meta->addOnMemberPrice,
                        'bonus'                     =>  $response->meta->bonus,
                        'hours'                     =>  $response->meta->hours,
                        'commissionBonus'           =>  $response->meta->commissionBonus,
                        'account'                   =>  $response->meta->account,
                        'primaryVendor'             =>  $response->meta->primaryVendor,
                        'otherVendors'              =>  $response->meta->otherVendors,
                        'categories'                =>  $response->meta->categories,
                        'assets'                    =>  $image,
                        'modifiedOn'                =>  $response->meta->modifiedOn,
                        'externalData'              =>  $response->meta->externalData,
                        'isConfigurableMaterial'    =>  $response->meta->isConfigurableMaterial,
                        'chargeableByDefault'       =>  $response->meta->chargeableByDefault,
                        'variationsOrConfigurableMaterials' => $response->meta->variationsOrConfigurableMaterials,
                        'section' => 'Materials'
                    )
                );
                echo $this->executeCurl($url, 'PATCH',$postFiled,'');
            }
        }
    }

    public function email_template($message){

        $html=
            '<table border="0" cellpadding="0" cellspacing="0" width="100%" align="center" style="margin:auto;text-align:center;padding:20px 0px;font-family:Roboto,sans-serif">
    <tbody>
    <tr>
      <td align="center" valign="top">
        <table border="0" align="center" cellspacing="0" cellpadding="10" style="margin:auto;text-align:center;max-width:1000px;width:100%;">
          <tbody>
          <tr height="10px">
            <td></td>
          </tr>
          <tr>
            <td align="center" valign="top">
               <table style="text-align:center;max-width:512px;width:100%;background-color:#ffffff;">
                <tbody>
                <tr>
                  <td align="center" valign="top">
                    <a href="#m_140114962583813521_"><img src="https://ci6.googleusercontent.com/proxy/L9X30f3wgNHxSxp05DcDYEkI8SXB2YP2olB74sP4LCoiYg5wy8HG-dLHB0Qj6nMUk2r9GXVJfe24iwAixB4NtqZUfvtYRLXh9daqxLVlyk3GFnjW9w=s0-d-e1-ft#https://d2rquirksm3ub7.cloudfront.net/ClientPoint-logo-rounded.png" alt="ClientPoint" width="128" height="116" class="CToWUd" data-bit="iit"></a>
                  </td>
                </tr>
                <tr>
                  <td align="center" valign="top">
                    <h1 style="font-weight: 600; font-size: 24px; color: #212121; margin: 10px 0;">Email Notification</h1>
                  </td>
                </tr>
                </tbody>
              </table>
       
              <p style="font-size: 16px; color: #212121; margin-top: 20px;">'.$message.'</p>
              <!-- End of Message -->
            </td>
          </tr>
          </tbody>
        </table>
      </td>
    </tr>
    </tbody>
  </table>
  ';

        return $html;
    }

//send mail
    public function sendmail($subject, $html, $reps)
    {

        $emailContent = $html;

        try {
            $url = 'https://darcop1.dreamhosters.com/SendGrid/sendEmail.php';
            $postData = [
                'toEmail' => $reps,
                'subject' => $subject,
                'emailContent' => $emailContent
            ];

            $ch = curl_init($url);
            curl_setopt($ch, CURLOPT_POST, 1);
            curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($postData));
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

            $response = curl_exec($ch);

            if ($response === false) {
                echo "cURL error: " . curl_error($ch);
            } else {
                echo "Email sent successfully. Response: " . $response;
            }

            curl_close($ch);
        } catch (Exception $e) {
            echo "Error: " . $e->getMessage();
        }
    }

    public function getMessage($result){
        $datatableResponse=$this->executeCurl('https://datatable-prod.clientpoint.net/api/managedata/data/?companyId='.$this->config['companyId'].'&workspace='.$this->config['workspaceId'].'&unique_identifier='.$this->config['unique_identifier_email'].'&apiKey='.$this->config['clientPointApiKey'], 'GET',null,'');
        $datatableResponse=json_decode($datatableResponse);
        $datatableResponse=$datatableResponse[0]->meta;

        if($result=='success'){

            $message=array(
                'recipients'=>$datatableResponse->recipients,
                'subject'=>$datatableResponse->success_subject,
                'message'=>$datatableResponse->success_message,
            );

        }else{

            $message=array(
                'recipients'=>$datatableResponse->recipients,
                'subject'=>$datatableResponse->failed_subject,
                'message'=>$datatableResponse->failed_message,
            );

        }
        return $message;
    }



}

//////////////// Service Titan Sandbox Configration for Air Works ////////////////////
// Configuration for using Sandbox for testing purposes
if(file_exists('ServiceTitanConfig.php')){
    include('ServiceTitanConfig.php');
}
else{
    die("Configuration File does not exists");
}


$dataSync = new DataSync($config);
$dateInCustomFormat = date("F j, Y");
try {
    $dataSync->syncData();
    $message=$dataSync->getMessage('success');
    $html=$dataSync->email_template($message['message']);
    $subject = $message['subject'].' - Dated: '.$dateInCustomFormat.' | Images';
    $dataSync->sendmail( $subject,$html,$message['recipients']);
} catch (Exception $e) {
    $message = $dataSync->getMessage('error');
    $html = $dataSync->email_template($message['message']);
    $subject = $message['subject'].' - Dated: '.$dateInCustomFormat.' | Images';
    $dataSync->sendmail( $subject, $html,$message['recipients']);
}