fixed language of prompt

modules/services/serviceAi/subStructureGeneration.py

@@ -24,6 +24,20 @@ class StructureGenerator:
         self.services = services
         self.aiService = aiService
     
+    def _getUserLanguage(self) -> str:
+        """Get user language for document generation"""
+        try:
+            if self.services:
+                # Prefer detected language if available (from user intention analysis)
+                if hasattr(self.services, 'currentUserLanguage') and self.services.currentUserLanguage:
+                    return self.services.currentUserLanguage
+                # Fallback to user's preferred language
+                elif hasattr(self.services, 'user') and self.services.user and hasattr(self.services.user, 'language'):
+                    return self.services.user.language
+        except Exception:
+            pass
+        return 'en'  # Default fallback
+    
     async def generateStructure(
         self,
         userPrompt: str,
@@ -168,9 +182,9 @@ class StructureGenerator:
         if not contentPartsIndex:
             contentPartsIndex = "\n(No content parts available)"
         
-        # Extract language from user prompt or default to "de" (can be detected from userPrompt)
-        # For now, default to "de" - can be enhanced with language detection later
-        language = "en"  # Default language
+        # Get language from services (user intention analysis)
+        language = self._getUserLanguage()
+        logger.debug(f"Using language from services (user intention analysis) for structure generation: {language}")
         
         prompt = f"""USER REQUEST (for context):
 ```
@@ -228,7 +242,7 @@ RETURN JSON:
 {{
   "metadata": {{
     "title": "Document Title",
-    "language": "de"
+    "language": "{language}"
   }},
   "documents": [{{
     "id": "doc_1",