From 07f22972eea5872ce593c06f8a1fddd20fb34d6e Mon Sep 17 00:00:00 2001
From: root <root@sides-tck.tck.com.my>
Date: Thu, 28 May 2026 16:31:41 +0800
Subject: [PATCH] =?UTF-8?q?fix(reliability):=20resolve=20F-09=20=E2=80=94?=
 =?UTF-8?q?=20add=20error=20handling=20for=20FCM=20credential=20loading?=
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---
 src/app/Services/FcmService.php | 38 ++++++++++++++++++++++++++-------
 1 file changed, 30 insertions(+), 8 deletions(-)

diff --git a/src/app/Services/FcmService.php b/src/app/Services/FcmService.php
index 15962e46..24cb6eb2 100644
--- a/src/app/Services/FcmService.php
+++ b/src/app/Services/FcmService.php
@@ -4,6 +4,7 @@ namespace App\Services;
 
 use Google\Auth\Credentials\ServiceAccountCredentials;
 use Illuminate\Support\Facades\Http;
+use Illuminate\Support\Facades\Log;
 
 class FcmService
 {
@@ -14,20 +15,41 @@ class FcmService
     public function __construct()
     {
         $this->projectid = env('FIREBASE_PROJECT_ID');
-        $this->credentials = json_decode(
-            file_get_contents(base_path(env('FIREBASE_CREDENTIALS'))),
-            true
-        );
+        
+        $credentialsPath = base_path(env('FIREBASE_CREDENTIALS'));
+        
+        if (!$credentialsPath || !file_exists($credentialsPath)) {
+            Log::error('Firebase credentials file not found', [
+                'path' => $credentialsPath ?: '(empty)',
+            ]);
+            $this->credentials = null;
+            return;
+        }
+        
+        try {
+            $this->credentials = json_decode(
+                file_get_contents($credentialsPath),
+                true,
+                512,
+                JSON_THROW_ON_ERROR
+            );
+        } catch (\JsonException $e) {
+            Log::error('Firebase credentials JSON parse error', [
+                'error' => $e->getMessage(),
+            ]);
+            $this->credentials = null;
+        }
     }
 
     public function sendToTopic(string $topic ,string $title,string $body)
     {
+        if (!$this->credentials) {
+            Log::error('Cannot send FCM notification: credentials not loaded');
+            return 500;
+        }
+
         $scopes = ['https://www.googleapis.com/auth/firebase.messaging'];
 
-        // $accessToken = ApplicationDefaultCredentials::getAccessToken(
-        //     $scopes,
-        //     $this->credentials
-        // );
         $creds = new ServiceAccountCredentials($scopes, $this->credentials);
         $tokenArray = $creds->fetchAuthToken();
         $accessToken = $tokenArray['access_token'] ?? null;