# api/routes/sessions.py
from fastapi import APIRouter, HTTPException
from api.models import ApprovalRequest
from api.services import ChatService

router = APIRouter(prefix="/sessions", tags=["Sessions"])


@router.post("/{session_id}/approve")
async def approve_assistance(session_id: str, request: ApprovalRequest):
    """Approve or reject assistance request"""
    try:
        return await ChatService.approve_request(
            session_id=session_id,
            decision=request.decision,
            reason=request.reason
        )
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))


@router.get("/{session_id}/status")
async def get_session_status(session_id: str):
    """Get session status including interrupt state"""
    try:
        return await ChatService.get_session_status(session_id)
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))


@router.get("/{session_id}/history")
async def get_history(session_id: str):
    """Get conversation history"""
    try:
        return await ChatService.get_history(session_id)
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))


@router.get("")
async def list_sessions():
    """List all active sessions with their status"""
    try:
        return await ChatService.list_sessions()
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))


@router.delete("/{session_id}")
async def clear_session(session_id: str):
    """Clear a session (useful for testing)"""
    try:
        return await ChatService.clear_session(session_id)
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))