Deploy: 2026-05-22 01:13:50

backend/app/Services/GeminiService.php

@@ -96,4 +96,62 @@ class GeminiService
         $data = json_decode($response, true);
         return $data['candidates'][0]['content']['parts'][0]['text'] ?? null;
     }
+
+    /**
+     * Call Gemini API with audio inline data and system instruction to generate a response text
+     */
+    public static function generateResponseFromAudio(string $apiKey, string $systemPrompt, string $audioBase64, string $mimeType): ?string
+    {
+        $url = 'https://generativelanguage.googleapis.com/v1beta/models/gemini-flash-lite-latest:generateContent?key=' . $apiKey;
+
+        // Clean mimeType if it contains codec info
+        if (strpos($mimeType, ';') !== false) {
+            $mimeType = trim(explode(';', $mimeType)[0]);
+        }
+
+        $payload = json_encode([
+            'contents' => [
+                [
+                    'role' => 'user',
+                    'parts' => [
+                        [
+                            'inlineData' => [
+                                'mimeType' => $mimeType,
+                                'data' => $audioBase64
+                            ]
+                        ],
+                        [
+                            'text' => "استمع إلى التسجيل الصوتي المرفق وأجب عليه مباشرة باللغة المناسبة بناءً على الإرشادات المحددة."
+                        ]
+                    ]
+                ]
+            ],
+            'systemInstruction' => [
+                'parts' => [
+                    ['text' => $systemPrompt]
+                ]
+            ]
+        ]);
+
+        $ch = curl_init($url);
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+        curl_setopt($ch, CURLOPT_POST, true);
+        curl_setopt($ch, CURLOPT_POSTFIELDS, $payload);
+        curl_setopt($ch, CURLOPT_HTTPHEADER, [
+            'Content-Type: application/json'
+        ]);
+        curl_setopt($ch, CURLOPT_TIMEOUT, 35); // 35 seconds timeout for audio analysis
+
+        $response = curl_exec($ch);
+        $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
+        curl_close($ch);
+
+        if ($httpCode !== 200) {
+            error_log("[Gemini Audio Response Error] HTTP " . $httpCode . " | Response: " . $response);
+            return null;
+        }
+
+        $data = json_decode($response, true);
+        return $data['candidates'][0]['content']['parts'][0]['text'] ?? null;
+    }
 }