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Viewing / Editing File: FirebaseService.php

<?php

namespace App\Services;

use Exception;
use GuzzleHttp\Client;
use App\Models\NotificationSetting;
use Illuminate\Support\Facades\Log;
use Smartisan\Settings\Facades\Settings;
use Google\Auth\Credentials\ServiceAccountCredentials;

class FirebaseService
{
    public $filePath;

public function sendNotification($data, $fcmTokens, $topicName): void 
    {

try {
            $notification = Settings::group('notification')->all();

$url = 'https://fcm.googleapis.com/v1/projects/' . $notification['notification_fcm_project_id'] . '/messages:send';
            $accessToken = $this->getAccessToken();

$client  = new Client();
            $headers = [
                'Authorization' => 'Bearer ' . $accessToken,
                'Content-Type'  => 'application/json',
            ];
            foreach ($fcmTokens as $fcmToken) {

$payload = [
                    'message' => [
                        'token' => $fcmToken,
                        'notification' => [
                            'title' => $data->title,
                            'body' => $data->description,
                            'image' => $data->image ?? null,
                        ],
                        'data' => [
                            'title' => $data->title,
                            'body' => $data->description,
                            'sound' => 'default',
                            'image' => $data->image ?? null,
                            'topicName' => $topicName,
                        ],
                        'webpush' => [
                            "headers" => [
                                "Urgency" => "high"
                            ]
                        ],
                    ],
                ];

$result = $client->post($url, [
                    'headers' => $headers,
                    "body"    => json_encode($payload)
                ]);
            }
        } catch (Exception $e) {
            Log::info($e->getMessage());
        }
    }

function getAccessToken()
    {

$keyFilePath = NotificationSetting::where(['key' => 'notification_fcm_json_file'])->first()->file;
        $parsed_url = parse_url($keyFilePath);

if (isset($parsed_url['path'])) {
            $relative_path = ltrim($parsed_url['path'], '/storage');
            $this->filePath = storage_path('app/public/' . $relative_path);
        } else {
            throw new Exception('No file found in the URL');
        }

$SCOPES = ['https://www.googleapis.com/auth/cloud-platform'];

if (!file_exists($this->filePath)) {
            throw new Exception('Service account key file not found');
        }

$credentials = new ServiceAccountCredentials($SCOPES, $this->filePath);
        $token = $credentials->fetchAuthToken();

if (isset($token['access_token'])) {
            return $token['access_token'];
        } else {
            throw new Exception('Failed to fetch access token');
        }
    }
}

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