# Copyright (c) 2025 Patrick Motsch # All rights reserved. """ Simple chatbot feature - basic implementation. User input is processed by AI to create list of needed queries. Those queries get streamed back. """ import logging import json import uuid import asyncio import re from typing import Optional, Dict, Any, List from modules.datamodels.datamodelChat import ChatWorkflow, UserInputRequest, WorkflowModeEnum, ChatLog, ChatDocument from modules.datamodels.datamodelUam import User from modules.datamodels.datamodelAi import AiCallRequest, AiCallOptions, OperationTypeEnum, ProcessingModeEnum from modules.datamodels.datamodelDocref import DocumentReferenceList, DocumentItemReference from modules.shared.timeUtils import getUtcTimestamp, parseTimestamp from modules.services import getInterface as getServices from modules.features.chatbot.streaming.events import get_event_manager from modules.features.chatbot.chatbot import Chatbot from modules.features.chatbot.bridges.ai import AICenterChatModel from modules.features.chatbot.bridges.memory import DatabaseCheckpointer from modules.features.chatbot.config import load_chatbot_config from modules.datamodels.datamodelAi import OperationTypeEnum, ProcessingModeEnum from modules.workflows.methods.methodAi.methodAi import MethodAi from modules.connectors.connectorPreprocessor import PreprocessorConnector from modules.features.chatbot.chatbotConstants import generate_conversation_name import base64 logger = logging.getLogger(__name__) def _extractJsonFromResponse(content: str) -> Optional[dict]: """Extract JSON from AI response, handling markdown code blocks.""" # Try direct JSON parse first try: return json.loads(content.strip()) except json.JSONDecodeError: pass # Try to extract JSON from markdown code blocks json_match = re.search(r'```(?:json)?\s*(\{.*?\})\s*```', content, re.DOTALL) if json_match: try: return json.loads(json_match.group(1)) except json.JSONDecodeError: pass # Try to find JSON object in the text json_match = re.search(r'\{.*\}', content, re.DOTALL) if json_match: try: return json.loads(json_match.group(0)) except json.JSONDecodeError: pass return None async def chatProcess( currentUser: User, userInput: UserInputRequest, workflowId: Optional[str] = None ) -> ChatWorkflow: """ Simple chatbot processing - analyze user input and generate queries. Flow: 1. Create or load workflow 2. Store user message 3. AI analyzes user input to create list of needed queries 4. Stream queries back Args: currentUser: Current user userInput: User input request workflowId: Optional workflow ID to continue existing conversation Returns: ChatWorkflow instance """ try: # Get services services = getServices(currentUser, None) interfaceDbChat = services.interfaceDbChat # Get event manager and create queue if needed event_manager = get_event_manager() # Create or load workflow if workflowId: workflow = interfaceDbChat.getWorkflow(workflowId) if not workflow: raise ValueError(f"Workflow {workflowId} not found") # Resume workflow: increment round number new_round = workflow.currentRound + 1 interfaceDbChat.updateWorkflow(workflowId, { "status": "running", "currentRound": new_round, "lastActivity": getUtcTimestamp() }) workflow = interfaceDbChat.getWorkflow(workflowId) logger.info(f"Resumed workflow {workflowId}, round incremented to {new_round}") # Create event queue if it doesn't exist (for streaming) if not event_manager.has_queue(workflowId): event_manager.create_queue(workflowId) else: # Generate conversation name based on user's prompt conversation_name = await generate_conversation_name( services, userInput.prompt, userInput.userLanguage ) # Create new workflow workflowData = { "id": str(uuid.uuid4()), "mandateId": currentUser.mandateId, "status": "running", "name": conversation_name, "currentRound": 1, "currentTask": 0, "currentAction": 0, "totalTasks": 0, "totalActions": 0, "workflowMode": WorkflowModeEnum.WORKFLOW_CHATBOT.value, "startedAt": getUtcTimestamp(), "lastActivity": getUtcTimestamp() } workflow = interfaceDbChat.createWorkflow(workflowData) logger.info(f"Created new chatbot workflow: {workflow.id} with name: {conversation_name}") # Create event queue for new workflow (for streaming) event_manager.create_queue(workflow.id) # Reload workflow to get current message count workflow = interfaceDbChat.getWorkflow(workflow.id) # Process uploaded files and create ChatDocuments user_documents = [] if userInput.listFileId and len(userInput.listFileId) > 0: logger.info(f"Processing {len(userInput.listFileId)} uploaded file(s) for user message") for fileId in userInput.listFileId: try: # Get file info from chat service fileInfo = services.chat.getFileInfo(fileId) if not fileInfo: logger.warning(f"No file info found for file ID {fileId}") continue originalFileName = fileInfo.get("fileName", "unknown") originalMimeType = fileInfo.get("mimeType", "application/octet-stream") fileSizeToUse = fileInfo.get("size", 0) # Create ChatDocument for the file document = ChatDocument( id=str(uuid.uuid4()), messageId="", # Will be set when message is created fileId=fileId, fileName=originalFileName, fileSize=fileSizeToUse, mimeType=originalMimeType, roundNumber=workflow.currentRound, taskNumber=0, actionNumber=0 ) user_documents.append(document) logger.info(f"Created ChatDocument for file {fileId} -> {originalFileName}") except Exception as e: logger.error(f"Error processing file ID {fileId}: {e}", exc_info=True) # Store user message userMessageData = { "id": f"msg_{uuid.uuid4()}", "workflowId": workflow.id, "message": userInput.prompt, "role": "user", "status": "first" if workflowId is None else "step", "sequenceNr": len(workflow.messages) + 1, "publishedAt": getUtcTimestamp(), "roundNumber": workflow.currentRound, "taskNumber": 0, "actionNumber": 0 } userMessage = interfaceDbChat.createMessage(userMessageData) logger.info(f"Stored user message: {userMessage.id} with {len(user_documents)} document(s)") # Emit message event for streaming (exact chatData format) message_timestamp = parseTimestamp(userMessage.publishedAt, default=getUtcTimestamp()) await event_manager.emit_event( context_id=workflow.id, event_type="chatdata", data={ "type": "message", "createdAt": message_timestamp, "item": userMessage.dict() }, event_category="chat" ) # Update workflow status interfaceDbChat.updateWorkflow(workflow.id, { "status": "running", "lastActivity": getUtcTimestamp() }) # Process in background using LangGraph (async) asyncio.create_task(_processChatbotMessageLangGraph( services, currentUser, workflow.id, userInput, userMessage.id )) # Reload workflow to include new message workflow = interfaceDbChat.getWorkflow(workflow.id) return workflow except Exception as e: logger.error(f"Error in chatProcess: {str(e)}", exc_info=True) raise async def _execute_queries_parallel(queries: List[Dict[str, Any]]) -> Dict[str, Any]: """ Execute multiple SQL queries in parallel with shared connector. Args: queries: List of query dictionaries, each containing: - "query": SQL query string - "purpose": Description of what the query retrieves - "table": Primary table name Returns: Dictionary mapping query indices to results: - "query_1", "query_2", etc.: Success result text - "query_1_data", "query_2_data", etc.: Raw data arrays - "query_1_error", "query_2_error", etc.: Error messages if query failed """ # Create single connector instance to reuse across all queries connector = PreprocessorConnector() try: async def execute_single_query(idx: int, query_info: Dict[str, Any]): """Execute a single query using shared connector.""" try: query_text = query_info.get("query", "") result = await connector.executeQuery(query_text, return_json=True) return idx, result, None except Exception as e: return idx, None, str(e) # Execute all queries in parallel with shared connector tasks = [execute_single_query(i, q) for i, q in enumerate(queries)] results = await asyncio.gather(*tasks, return_exceptions=True) finally: # Close connector once after all queries complete await connector.close() # Process results into dictionary query_results = {} for result in results: if isinstance(result, Exception): # Handle exceptions from gather logger.error(f"Exception in parallel query execution: {result}") continue idx, result_data, error = result if error: query_results[f"query_{idx+1}_error"] = error logger.error(f"Query {idx+1} failed: {error}") else: if result_data and not result_data.get("text", "").startswith(("Error:", "Query failed:")): query_results[f"query_{idx+1}"] = result_data.get("text", "") query_results[f"query_{idx+1}_data"] = result_data.get("data", []) row_count = len(result_data.get('data', [])) logger.info(f"Query {idx+1} executed successfully, returned {row_count} rows") else: error_text = result_data.get("text", "Query failed") if result_data else "Query failed: No response" query_results[f"query_{idx+1}_error"] = error_text logger.error(f"Query {idx+1} failed: {error_text}") return query_results async def _emit_log_and_event( interfaceDbChat, workflowId: str, event_manager, message: str, log_type: str = "info", status: str = "running", round_number: Optional[int] = None ) -> None: """ Store log in database and emit event for streaming. Args: interfaceDbChat: Database interface workflowId: Workflow ID event_manager: Event manager for streaming message: Log message log_type: Log type (info, warning, error) status: Status string round_number: Optional round number (will be fetched from workflow if not provided) """ try: # Get round number from workflow if not provided if round_number is None: workflow = interfaceDbChat.getWorkflow(workflowId) if workflow: round_number = workflow.currentRound log_timestamp = getUtcTimestamp() log_data = { "id": f"log_{uuid.uuid4()}", "workflowId": workflowId, "message": message, "type": log_type, "timestamp": log_timestamp, "status": status, "roundNumber": round_number } # Store log in database created_log = interfaceDbChat.createLog(log_data) # Emit event directly for streaming (using correct signature) if created_log and event_manager: try: from modules.datamodels.datamodelChat import ChatLog # Convert to dict if it's a Pydantic model if hasattr(created_log, "model_dump"): log_dict = created_log.model_dump() elif hasattr(created_log, "dict"): log_dict = created_log.dict() else: log_dict = log_data await event_manager.emit_event( context_id=workflowId, event_type="chatdata", data={ "type": "log", "createdAt": log_timestamp, "item": log_dict }, event_category="chat", message="New log", step="log" ) except Exception as emit_error: logger.warning(f"Error emitting log event: {emit_error}") except Exception as e: logger.error(f"Error storing log: {e}", exc_info=True) async def _check_workflow_stopped(interfaceDbChat, workflowId: str) -> bool: """ Check if workflow was stopped. Args: interfaceDbChat: Database interface workflowId: Workflow ID Returns: True if workflow is stopped, False otherwise """ try: workflow = interfaceDbChat.getWorkflow(workflowId) return workflow and workflow.status == "stopped" except Exception as e: logger.warning(f"Error checking workflow status: {e}") return False def _buildWebResearchQuery(userPrompt: str, workflowMessages: List, queryResults: Optional[Dict[str, Any]] = None) -> str: """ Build enriched web research query by extracting product context from conversation history and current prompt. Extracts product information from: 1. Current user prompt (article numbers, product mentions) 2. Database query results (if available) 3. Previous assistant messages (conversation history) Args: userPrompt: Current user prompt workflowMessages: List of workflow messages (conversation history) queryResults: Optional database query results to extract product info from Returns: Enriched search query string """ # Normalize user prompt for detection prompt_lower = userPrompt.lower().strip() # Patterns that indicate a search request search_patterns = [ "ja", "yes", "oui", "si", "such", "suche", "search", "recherche", "recherchier", "internet", "web", "online", "datenblatt", "datasheet", "fiche technique", "mehr informationen", "more information", "plus d'information", "weitere informationen", "further information", "additional information" ] # Certification patterns that require web research certification_patterns = [ "ul", "ce", "tüv", "vde", "iec", "en", "iso", "zertifiziert", "certified", "certification", "zertifizierung", "geprüft", "approved", "compliance" ] # Check if current prompt contains search-related keywords has_search_intent = any(pattern in prompt_lower for pattern in search_patterns) # Check if prompt contains certification-related keywords has_certification_intent = any(pattern in prompt_lower for pattern in certification_patterns) # Extract product information - try multiple sources article_number = None article_description = None supplier = None # Pattern for article numbers like "6AV2 181-8XP00-0AX0" or "6AV2181-8XP00-0AX0" article_patterns = [ r'\b[A-Z0-9]{2,}\s+[0-9]{3,}-[A-Z0-9-]+\b', # With space: "6AV2 181-8XP00-0AX0" r'\b[A-Z0-9]{4,}[\s-][A-Z0-9-]{6,}\b', # General pattern r'\b[A-Z]{2,}[0-9]+\s+[0-9]+-[A-Z0-9-]+\b', # Specific Siemens pattern ] # 1. First, try to extract from current user prompt for pattern in article_patterns: matches = re.findall(pattern, userPrompt) if matches: article_number = matches[0] logger.info(f"Extracted article number from user prompt: {article_number}") break # 2. Try to extract from database query results if available # Always check queryResults to enrich with product description and supplier, even if article_number was already found if queryResults: # Look for article numbers in query result text (if not already found) if not article_number: for key in queryResults.keys(): if key.startswith("query_") and not key.endswith("_error") and not key.endswith("_data"): result_text = queryResults.get(key, "") if isinstance(result_text, str): for pattern in article_patterns: matches = re.findall(pattern, result_text) if matches: article_number = matches[0] logger.info(f"Extracted article number from query results: {article_number}") break if article_number: break # Always check data arrays for product description and supplier (even if article_number already found) for key in queryResults.keys(): if key.startswith("query_") and not key.endswith("_error") and not key.endswith("_data"): data_key = f"{key}_data" if data_key in queryResults: data_array = queryResults[data_key] if isinstance(data_array, list) and len(data_array) > 0: # Look for article number in first row (if not already found) first_row = data_array[0] if isinstance(first_row, dict): # Check common article number fields (if not already found) if not article_number: for field in ["Artikelnummer", "Artikelkürzel", "article_number", "articleNumber"]: if field in first_row and first_row[field]: article_number = str(first_row[field]) logger.info(f"Extracted article number from query data: {article_number}") break # Always check article description (can enrich even if article_number already found) if not article_description: for field in ["Artikelbezeichnung", "Bezeichnung", "article_description", "description"]: if field in first_row and first_row[field]: article_description = str(first_row[field]) logger.info(f"Extracted article description from query data: {article_description}") break # Always check supplier (can enrich even if article_number already found) if not supplier: for field in ["Lieferant", "Supplier", "supplier"]: if field in first_row and first_row[field]: supplier = str(first_row[field]) logger.info(f"Extracted supplier from query data: {supplier}") break # If we found all needed info, we can stop if article_number and article_description and supplier: break # Check if current prompt is an explicit search request that should NOT use context # If user explicitly asks to search for something, prioritize that over previous messages explicit_search_patterns = [ r"recherchier\s+(?:im\s+internet\s+)?nach\s+(.+)", r"suche\s+(?:im\s+internet\s+)?nach\s+(.+)", r"search\s+(?:the\s+internet\s+)?for\s+(.+)", r"find\s+(?:information\s+)?(?:about\s+)?(.+)", r"recherche\s+(?:sur\s+internet\s+)?(.+)" ] explicit_search_term = None for pattern in explicit_search_patterns: match = re.search(pattern, userPrompt, re.IGNORECASE) if match: explicit_search_term = match.group(1).strip() logger.info(f"Found explicit search term in prompt: '{explicit_search_term}'") break # 3. Extract from previous assistant messages (conversation history) # ONLY if there's no explicit search term (to avoid using old context for new searches) if not explicit_search_term and (not article_number or not article_description): for msg in reversed(workflowMessages[-10:]): if msg.role == "assistant": message_text = msg.message # Extract article number if not found yet if not article_number: for pattern in article_patterns: matches = re.findall(pattern, message_text) if matches: article_number = matches[0] break # Extract article description if not found yet if not article_description: description_patterns = [ r'Es handelt sich um\s+([^\.]+)', r'It is a\s+([^\.]+)', r'C\'est\s+([^\.]+)', r'Bezeichnung:\s*([^\n]+)', r'Description:\s*([^\n]+)', r'Artikelbezeichnung:\s*([^\n]+)', r'Artikelbezeichnung:\s*([^\n]+)' ] for pattern in description_patterns: match = re.search(pattern, message_text, re.IGNORECASE) if match: article_description = match.group(1).strip() break # Extract supplier if not found yet if not supplier: supplier_patterns = [ r'von\s+([A-Z][A-Za-z\s]+(?:AG|GmbH|Ltd|Inc|Corp)?)', r'from\s+([A-Z][A-Za-z\s]+(?:AG|GmbH|Ltd|Inc|Corp)?)', r'Lieferant:\s*([^\n]+)', r'Supplier:\s*([^\n]+)' ] for pattern in supplier_patterns: match = re.search(pattern, message_text, re.IGNORECASE) if match: supplier = match.group(1).strip() break # Stop if we found everything if article_number and article_description and supplier: break # Build enriched search query query_parts = [] # If we have an explicit search term, use it as the primary query if explicit_search_term: query_parts.append(explicit_search_term) logger.info(f"Using explicit search term as primary query: '{explicit_search_term}'") # If we have search intent but no product info, try to use the user prompt intelligently elif has_search_intent and not article_number and not article_description: # Try to extract meaningful parts from the prompt # Remove common search phrases and keep the product-related parts cleaned_prompt = userPrompt for phrase in ["recherchier", "recherche", "suche nach", "search for", "find", "informationen zu", "information about", "weitere informationen", "further information", "im internet", "the internet", "sur internet"]: cleaned_prompt = re.sub(phrase, "", cleaned_prompt, flags=re.IGNORECASE) cleaned_prompt = cleaned_prompt.strip() # Use cleaned prompt if it has meaningful content if cleaned_prompt and len(cleaned_prompt) > 2: query_parts.append(cleaned_prompt) # Add article description if found (but NOT if we have an explicit search term) if article_description and not explicit_search_term: query_parts.append(article_description) # Add article number if found (but NOT if we have an explicit search term) if article_number and not explicit_search_term: query_parts.append(article_number) # Add supplier if found (but NOT if we have an explicit search term) if supplier and not explicit_search_term: query_parts.append(supplier) # Extract certification information from prompt if present certification_terms = [] if has_certification_intent: # Extract specific certification mentions cert_keywords = { "ul": "UL certification", "ce": "CE certification", "tüv": "TÜV certification", "vde": "VDE certification", "iec": "IEC certification", "iso": "ISO certification" } for cert_key, cert_term in cert_keywords.items(): if cert_key in prompt_lower: certification_terms.append(cert_term) # If no specific certification found but certification intent detected, add generic term if not certification_terms: certification_terms.append("certification") # Add certification terms to query if found if certification_terms: query_parts.extend(certification_terms) # Add "Datenblatt" or "datasheet" if user requested it or if we have product info # But NOT if we have an explicit search term (user wants to search for something specific) if not explicit_search_term: if "datenblatt" in prompt_lower or "datasheet" in prompt_lower or "fiche technique" in prompt_lower: query_parts.append("Datenblatt") elif query_parts and (article_number or article_description): # If we have product info but no explicit request for datasheet, add it anyway query_parts.append("Datenblatt") # If we found product information or built a meaningful query, use it if query_parts: enriched_query = " ".join(query_parts) logger.info(f"Built enriched search query: '{enriched_query}' from context (original: '{userPrompt}')") return enriched_query else: # Fall back to original prompt, but try to clean it up logger.info(f"No product context found, using original prompt: '{userPrompt}'") return userPrompt async def _convert_file_ids_to_document_references( services, file_ids: List[str] ) -> DocumentReferenceList: """ Convert file IDs to DocumentReferenceList for use with ai.process. Args: services: Services instance file_ids: List of file IDs to convert Returns: DocumentReferenceList with docItem references """ references = [] # Get workflow to search for ChatDocuments workflow = services.workflow if not workflow: logger.error("Cannot convert file IDs to document references: workflow not set in services") return DocumentReferenceList(references=[]) for file_id in file_ids: try: # Get file info to verify it exists file_info = services.chat.getFileInfo(file_id) if not file_info: logger.warning(f"File {file_id} not found, skipping") continue # Find ChatDocument that has this fileId document_id = None if workflow.messages: for message in workflow.messages: if hasattr(message, 'documents') and message.documents: for doc in message.documents: if getattr(doc, 'fileId', None) == file_id: document_id = getattr(doc, 'id', None) break if document_id: break # Search database if not found in messages if not document_id: try: from modules.shared.databaseUtils import getRecordsetWithRBAC documents = getRecordsetWithRBAC( services.interfaceDbChat.db, ChatDocument, services.currentUser, recordFilter={"fileId": file_id} ) if documents: workflow_message_ids = {msg.id for msg in workflow.messages} if workflow.messages else set() for doc in documents: if doc.get("messageId") in workflow_message_ids: document_id = doc.get("id") break except Exception: pass # Fallback to fileId # Use ChatDocument ID if found, otherwise use fileId as fallback ref = DocumentItemReference(documentId=document_id if document_id else file_id) references.append(ref) except Exception as e: logger.error(f"Error converting fileId {file_id}: {e}", exc_info=True) logger.info(f"Converted {len(references)} file IDs to document references") return DocumentReferenceList(references=references) def _format_query_results_as_lookup(query_data: Dict[str, List[Dict]]) -> str: """ Format database query results as JSON lookup table for Excel matching. Converts query result data into structured JSON format: {Artikelnummer: {columns...}} Args: query_data: Dict with query_key -> list of row dicts (from connector with return_json=True) Returns: JSON string formatted as lookup table """ lookup_table = {} for query_key, rows in query_data.items(): if query_key == "error" or not rows: logger.warning(f"Skipping query key '{query_key}' - no rows or error") continue logger.info(f"Processing {len(rows)} rows from query '{query_key}'") for row in rows: if not isinstance(row, dict): logger.warning(f"Skipping non-dict row: {type(row)}") continue # Find Artikelnummer field (case-insensitive) artikelnummer = None for key in row.keys(): if key.lower() in ['artikelnummer', 'artikel_nummer', 'art_nr', 'part_number']: artikelnummer = str(row[key]) break if artikelnummer: lookup_table[artikelnummer] = row else: logger.warning(f"No Artikelnummer found in row with keys: {list(row.keys())}") logger.info(f"Generated lookup table with {len(lookup_table)} entries") if lookup_table: sample_keys = list(lookup_table.keys())[:3] logger.info(f"Sample Artikelnummern: {sample_keys}") if sample_keys: sample_entry = lookup_table[sample_keys[0]] logger.info(f"Sample entry keys: {list(sample_entry.keys())}") return json.dumps(lookup_table, ensure_ascii=False, indent=2) async def _create_chat_document_from_action_document( services, action_document, message_id: str, workflow_id: str, round_number: int ) -> ChatDocument: """ Create a ChatDocument from an ActionDocument by storing the file data. Args: services: Services instance action_document: ActionDocument from ai.process result message_id: ID of the message to attach to workflow_id: Workflow ID round_number: Round number Returns: ChatDocument instance """ try: # Get file data (could be bytes or string) document_data = action_document.documentData # Convert to bytes if needed if isinstance(document_data, str): # Check if it's base64 encoded try: # Try to decode as base64 first file_bytes = base64.b64decode(document_data) except Exception: # Not base64, encode as UTF-8 file_bytes = document_data.encode('utf-8') elif isinstance(document_data, bytes): file_bytes = document_data else: # Try to convert to bytes try: file_bytes = bytes(document_data) except Exception: # Last resort: convert to string then encode file_bytes = str(document_data).encode('utf-8') # Get MIME type (default to Excel) mime_type = action_document.mimeType or "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet" # Get file name file_name = action_document.documentName or "data_export.xlsx" # Ensure it has .xlsx extension if not file_name.lower().endswith('.xlsx'): # Remove any existing extension and add .xlsx file_name = file_name.rsplit('.', 1)[0] + '.xlsx' # Store file using component interface file_item = services.interfaceDbComponent.createFile( name=file_name, mimeType=mime_type, content=file_bytes ) # Store file data success = services.interfaceDbComponent.createFileData(file_item.id, file_bytes) if not success: logger.warning(f"Failed to store file data for {file_item.id}, but continuing...") # Create ChatDocument chat_document = ChatDocument( id=str(uuid.uuid4()), messageId=message_id, fileId=file_item.id, fileName=file_name, fileSize=len(file_bytes), mimeType=mime_type, roundNumber=round_number, taskNumber=0, actionNumber=0 ) logger.info(f"Created ChatDocument {chat_document.id} from ActionDocument {file_name} (size: {len(file_bytes)} bytes)") return chat_document except Exception as e: logger.error(f"Error creating ChatDocument from ActionDocument: {e}", exc_info=True) raise async def _bridge_chatbot_events( event_stream, event_manager, workflow_id: str, interface_db_chat ): """ Bridge legacy chatbot events to current event manager format. Args: event_stream: Async iterator from chatbot.stream_events() event_manager: Event manager instance workflow_id: Workflow ID interface_db_chat: Database interface for storing messages """ try: final_message_stored = False async for event in event_stream: event_type = event.get("type") # Handle status updates if event_type == "status": label = event.get("label", "") if label: # Store status update as a log entry (like the old implementation) try: workflow = interface_db_chat.getWorkflow(workflow_id) if workflow: log_data = { "id": f"log_{workflow_id}_{getUtcTimestamp()}", "workflowId": workflow_id, "message": label.strip(), "type": "status", "step": "status", "timestamp": getUtcTimestamp(), "roundNumber": workflow.currentRound if workflow else 1, "taskNumber": 0, "actionNumber": 0 } created_log = interface_db_chat.createLog(log_data) # Emit as chatdata event with log item await event_manager.emit_event( context_id=workflow_id, event_type="chatdata", data={ "type": "log", "createdAt": parseTimestamp(created_log.timestamp, default=getUtcTimestamp()), "item": created_log.dict() }, event_category="chat" ) except Exception as e: logger.error(f"Error storing status log: {e}", exc_info=True) # Fallback: emit as status event if log creation fails await event_manager.emit_event( context_id=workflow_id, event_type="chatdata", data={ "type": "status", "label": label.strip() }, event_category="chat", message="Status update", step="status" ) continue # Handle final response if event_type == "final": response_data = event.get("response", {}) chat_history = response_data.get("chat_history", []) # The final message should already be stored by the memory/checkpointer # We just need to emit the event, not store it again # Check if the message was already stored by checking the workflow workflow = interface_db_chat.getWorkflow(workflow_id) if workflow and workflow.messages: # Find the last assistant message in the workflow (already stored by memory) last_message = workflow.messages[-1] if last_message.role == "assistant": final_message_stored = True # Emit message event for the already-stored message message_timestamp = parseTimestamp(last_message.publishedAt, default=getUtcTimestamp()) await event_manager.emit_event( context_id=workflow_id, event_type="chatdata", data={ "type": "message", "createdAt": message_timestamp, "item": last_message.dict() }, event_category="chat" ) else: # If no assistant message found, try to store from chat_history assistant_message = None for msg in reversed(chat_history): if msg.get("role") == "assistant" and msg.get("content"): assistant_message = msg break if assistant_message: message_data = { "id": f"msg_{workflow_id}_{getUtcTimestamp()}", "workflowId": workflow_id, "message": assistant_message.get("content", ""), "role": "assistant", "status": "last", "sequenceNr": len(workflow.messages) + 1 if workflow.messages else 1, "publishedAt": getUtcTimestamp(), "roundNumber": workflow.currentRound if workflow else 1, "taskNumber": 0, "actionNumber": 0, "success": True } try: assistant_msg = interface_db_chat.createMessage(message_data) final_message_stored = True # Emit message event message_timestamp = parseTimestamp(assistant_msg.publishedAt, default=getUtcTimestamp()) await event_manager.emit_event( context_id=workflow_id, event_type="chatdata", data={ "type": "message", "createdAt": message_timestamp, "item": assistant_msg.dict() }, event_category="chat" ) except Exception as e: logger.error(f"Error storing assistant message: {e}", exc_info=True) # Emit completion event await event_manager.emit_event( context_id=workflow_id, event_type="complete", data={"workflowId": workflow_id}, event_category="workflow", message="Chatbot-Verarbeitung abgeschlossen", step="complete" ) # Update workflow status try: interface_db_chat.updateWorkflow(workflow_id, { "status": "completed", "lastActivity": getUtcTimestamp() }) except Exception as e: logger.error(f"Error updating workflow status: {e}", exc_info=True) return # Handle errors if event_type == "error": error_msg = event.get("message", "Unknown error") await event_manager.emit_event( context_id=workflow_id, event_type="error", data={"error": error_msg}, event_category="workflow", message=f"Fehler beim Verarbeiten: {error_msg}", step="error" ) # Update workflow status try: interface_db_chat.updateWorkflow(workflow_id, { "status": "error", "lastActivity": getUtcTimestamp() }) except Exception as e: logger.error(f"Error updating workflow status: {e}", exc_info=True) return # If stream ended without final message, store error message if not final_message_stored: logger.warning(f"Stream ended for workflow {workflow_id} without a final message") try: workflow = interface_db_chat.getWorkflow(workflow_id) if workflow: error_message_data = { "id": f"msg_{workflow_id}_{getUtcTimestamp()}", "workflowId": workflow_id, "message": "Entschuldigung, ich konnte keine vollständige Antwort generieren. Bitte versuchen Sie es erneut.", "role": "assistant", "status": "last", "sequenceNr": len(workflow.messages) + 1 if workflow.messages else 1, "publishedAt": getUtcTimestamp(), "roundNumber": workflow.currentRound if workflow else 1, "taskNumber": 0, "actionNumber": 0, "success": False } error_msg = interface_db_chat.createMessage(error_message_data) # Emit message event message_timestamp = parseTimestamp(error_msg.publishedAt, default=getUtcTimestamp()) await event_manager.emit_event( context_id=workflow_id, event_type="chatdata", data={ "type": "message", "createdAt": message_timestamp, "item": error_msg.dict() }, event_category="chat" ) except Exception as e: logger.error(f"Error storing error message: {e}", exc_info=True) # Emit completion event await event_manager.emit_event( context_id=workflow_id, event_type="complete", data={"workflowId": workflow_id}, event_category="workflow", message="Chatbot-Verarbeitung abgeschlossen", step="complete" ) # Update workflow status try: interface_db_chat.updateWorkflow(workflow_id, { "status": "completed", "lastActivity": getUtcTimestamp() }) except Exception as e: logger.error(f"Error updating workflow status: {e}", exc_info=True) except Exception as e: logger.error(f"Error in bridge_chatbot_events: {e}", exc_info=True) # Emit error event await event_manager.emit_event( context_id=workflow_id, event_type="error", data={"error": str(e)}, event_category="workflow", message=f"Fehler beim Verarbeiten: {str(e)}", step="error" ) async def _processChatbotMessageLangGraph( services, currentUser: User, workflowId: str, userInput: UserInputRequest, userMessageId: str ): """ Process chatbot message using LangGraph. Uses LangGraph workflow with AI center models and tools. """ event_manager = get_event_manager() try: interfaceDbChat = services.interfaceDbChat # Reload workflow to get current messages workflow = interfaceDbChat.getWorkflow(workflowId) if not workflow: logger.error(f"Workflow {workflowId} not found during processing") await event_manager.emit_event( context_id=workflowId, event_type="error", data={"error": f"Workflow {workflowId} nicht gefunden"}, event_category="workflow", message=f"Workflow {workflowId} nicht gefunden", step="error" ) return # Check if workflow was stopped before starting if await _check_workflow_stopped(interfaceDbChat, workflowId): logger.info(f"Workflow {workflowId} was stopped, aborting processing") return # Determine config ID (default to "althaus" for now, can be made configurable) config_id = "althaus" # TODO: Make this configurable per workflow # Load configuration config = load_chatbot_config(config_id) # Replace {{DATE}} placeholder in system prompt from datetime import datetime system_prompt = config.systemPrompt.replace( "{{DATE}}", datetime.now().strftime("%d.%m.%Y") ) # Create AI center model operation_type = OperationTypeEnum[config.model.operationType] processing_mode = ProcessingModeEnum[config.model.processingMode] model = AICenterChatModel( user=currentUser, operation_type=operation_type, processing_mode=processing_mode ) # Create memory/checkpointer memory = DatabaseCheckpointer(user=currentUser, workflow_id=workflowId) # Create chatbot instance chatbot = await Chatbot.create( model=model, memory=memory, system_prompt=system_prompt, workflow_id=workflowId ) # Stream events using chatbot event_stream = chatbot.stream_events( message=userInput.prompt, chat_id=workflowId ) # Bridge chatbot events to event manager await _bridge_chatbot_events( event_stream=event_stream, event_manager=event_manager, workflow_id=workflowId, interface_db_chat=interfaceDbChat ) # Schedule cleanup await event_manager.cleanup(workflowId, delay=300.0) # 5 minutes delay except Exception as e: logger.error(f"Error processing chatbot message with LangGraph: {str(e)}", exc_info=True) # Check if workflow was stopped - if so, don't store error message if await _check_workflow_stopped(interfaceDbChat, workflowId): logger.info(f"Workflow {workflowId} was stopped, not storing error message") return # Store error message try: workflow = interfaceDbChat.getWorkflow(workflowId) if workflow and workflow.status == "stopped": logger.info(f"Workflow {workflowId} was stopped, not storing error message") return errorMessageData = { "id": f"msg_{uuid.uuid4()}", "workflowId": workflowId, "parentMessageId": userMessageId, "message": f"Sorry, I encountered an error: {str(e)}", "role": "assistant", "status": "last", "sequenceNr": len(workflow.messages) + 1 if workflow else 1, "publishedAt": getUtcTimestamp(), "success": False, "roundNumber": workflow.currentRound if workflow else 1, "taskNumber": 0, "actionNumber": 0 } errorMessage = interfaceDbChat.createMessage(errorMessageData) # Emit message event message_timestamp = parseTimestamp(errorMessage.publishedAt, default=getUtcTimestamp()) await event_manager.emit_event( context_id=workflowId, event_type="chatdata", data={ "type": "message", "createdAt": message_timestamp, "item": errorMessage.dict() }, event_category="chat" ) # Update workflow status if not await _check_workflow_stopped(interfaceDbChat, workflowId): interfaceDbChat.updateWorkflow(workflowId, { "status": "error", "lastActivity": getUtcTimestamp() }) # Schedule cleanup await event_manager.cleanup(workflowId) except Exception as storeError: logger.error(f"Error storing error message: {storeError}") async def _processChatbotMessage( services, workflowId: str, userInput: UserInputRequest, userMessageId: str ): """ DEPRECATED: Old chatbot processing implementation. Kept for backward compatibility but redirects to LangGraph implementation. """ logger.warning("_processChatbotMessage is deprecated, using LangGraph implementation") # Note: currentUser should be passed, but this function signature doesn't have it # This is a deprecated function, so we'll need to get user from workflow or services # For now, raise an error to indicate this needs to be fixed raise NotImplementedError("_processChatbotMessage is deprecated and requires currentUser parameter")