103 lines
4.9 KiB
Python
103 lines
4.9 KiB
Python
# modules/nlp/api.py
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from fastapi import APIRouter, Depends, HTTPException
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from sqlalchemy.orm import Session
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from typing import List
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from core.database import get_db
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from modules.auth.dependencies import get_current_user
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from modules.auth.models import User
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from modules.nlp.service import process_request, ask_ai
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# Import the response schema
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from modules.nlp.schemas import ProcessCommandRequest, ProcessCommandResponse
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from modules.calendar.service import create_calendar_event, get_calendar_events, update_calendar_event, delete_calendar_event
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# Import the CalendarEvent *model* for type hinting
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from modules.calendar.models import CalendarEvent
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# Import the CalendarEvent Pydantic schemas for data validation
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from modules.calendar.schemas import CalendarEventCreate, CalendarEventUpdate
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router = APIRouter(prefix="/nlp", tags=["nlp"])
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# Helper to format calendar events (expects list of CalendarEvent models)
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def format_calendar_events(events: List[CalendarEvent]) -> List[str]:
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if not events:
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return ["You have no events matching that criteria."]
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formatted = ["Here are the events:"]
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for event in events:
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# Access attributes directly from the model instance
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start_str = event.start.strftime("%Y-%m-%d %H:%M") if event.start else "No start time"
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end_str = event.end.strftime("%H:%M") if event.end else ""
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title = event.title or "Untitled Event"
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formatted.append(f"- {title} ({start_str}{' - ' + end_str if end_str else ''})")
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return formatted
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# Update the response model for the endpoint
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@router.post("/process-command", response_model=ProcessCommandResponse)
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def process_command(request_data: ProcessCommandRequest, current_user: User = Depends(get_current_user), db: Session = Depends(get_db)):
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"""
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Process the user command, execute the action, and return user-friendly responses.
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"""
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user_input = request_data.user_input
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command_data = process_request(user_input)
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intent = command_data["intent"]
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params = command_data["params"]
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response_text = command_data["response_text"]
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responses = [response_text] # Start with the initial response
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if intent == "error":
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raise HTTPException(status_code=400, detail=response_text)
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if intent == "clarification_needed" or intent == "unknown":
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return ProcessCommandResponse(responses=responses)
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try:
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match intent:
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case "ask_ai":
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ai_answer = ask_ai(**params)
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responses.append(ai_answer)
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return ProcessCommandResponse(responses=responses)
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case "get_calendar_events":
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# get_calendar_events returns List[CalendarEvent models]
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events: List[CalendarEvent] = get_calendar_events(db, current_user.id, **params)
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responses.extend(format_calendar_events(events))
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return ProcessCommandResponse(responses=responses)
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case "add_calendar_event":
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# Validate input with Pydantic schema
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event_data = CalendarEventCreate(**params)
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created_event = create_calendar_event(db, current_user.id, event_data)
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start_str = created_event.start.strftime("%Y-%m-%d %H:%M") if created_event.start else "No start time"
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title = created_event.title or "Untitled Event"
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responses.append(f"Added: {title} starting at {start_str}.")
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return ProcessCommandResponse(responses=responses)
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case "update_calendar_event":
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event_id = params.pop('event_id', None)
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if event_id is None:
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raise HTTPException(status_code=400, detail="Event ID is required for update.")
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# Validate input with Pydantic schema
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event_data = CalendarEventUpdate(**params)
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updated_event = update_calendar_event(db, current_user.id, event_id, event_data=event_data)
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title = updated_event.title or "Untitled Event"
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responses.append(f"Updated event ID {updated_event.id}: {title}.")
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return ProcessCommandResponse(responses=responses)
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case "delete_calendar_event":
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event_id = params.get('event_id')
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if event_id is None:
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raise HTTPException(status_code=400, detail="Event ID is required for delete.")
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delete_calendar_event(db, current_user.id, event_id)
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responses.append(f"Deleted event ID {event_id}.")
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return ProcessCommandResponse(responses=responses)
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case _:
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print(f"Warning: Unhandled intent '{intent}' reached api.py match statement.")
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return ProcessCommandResponse(responses=responses)
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except HTTPException as http_exc:
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raise http_exc
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except Exception as e:
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print(f"Error executing intent '{intent}': {e}")
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return ProcessCommandResponse(responses=["Sorry, I encountered an error while trying to perform that action."]) |