Deploy: 2026-05-24 01:32:00

backend/app/Services/GeminiService.php

@@ -4,7 +4,7 @@ namespace App\Services;
 
 class GeminiService
 {
-    public const DEFAULT_MODEL = 'gemini-3.1-flash-lite';
+    public const DEFAULT_MODEL = 'gemini-flash-lite-latest';
 
     /**
      * Get a random Gemini API key from a comma-separated list of keys
@@ -89,11 +89,19 @@ class GeminiService
 
         if ($httpCode !== 200) {
             error_log("[Gemini API Error] HTTP " . $httpCode . " | Response: " . $response);
-            return null;
+            return "عذراً، الخادم الذكي يواجه ضغطاً أو مشكلة تقنية حالياً (خطأ API " . $httpCode . "). يرجى المحاولة بعد قليل.";
         }
 
         $data = json_decode($response, true);
-        return $data['candidates'][0]['content']['parts'][0]['text'] ?? null;
+        $text = $data['candidates'][0]['content']['parts'][0]['text'] ?? null;
+        
+        if ($text === null) {
+            $reason = $data['candidates'][0]['finishReason'] ?? 'مجهول';
+            error_log("[Gemini Content Error] Reason: " . $reason . " | Response: " . $response);
+            return "عذراً، لم أتمكن من صياغة الرد لأسباب أمنية أو تقنية (السبب: " . $reason . ").";
+        }
+        
+        return $text;
     }
 
     /**

backend/test_gemini.php

@@ -0,0 +1,25 @@
+<?php
+require __DIR__ . '/vendor/autoload.php';
+
+// Adjust path if needed
+require __DIR__ . '/app/Services/GeminiService.php';
+
+$apiKey = getenv('GEMINI_API_KEY'); 
+if (empty($apiKey)) {
+    // try to load from .env
+    $env = parse_ini_file(__DIR__ . '/.env');
+    $apiKey = $env['GEMINI_API_KEY'] ?? '';
+}
+
+if (empty($apiKey)) {
+    echo "NO API KEY FOUND\n";
+    exit;
+}
+
+echo "Testing Gemini API...\n";
+$res = \App\Services\GeminiService::generateResponse($apiKey, "You are a helpful bot.", "hi");
+if ($res) {
+    echo "SUCCESS: " . $res . "\n";
+} else {
+    echo "FAILED.\n";
+}