import os
import logging
from fastapi import APIRouter, Depends, HTTPException
from sqlalchemy.orm import Session
from database import get_db
from utils.auth import verify_token
from services import generator

logger = logging.getLogger(__name__)

router = APIRouter(dependencies=[Depends(verify_token)])

@router.post("/server/configure")
def configure_server(db: Session = Depends(get_db)):
    try:
        # Generate to a temporary location or standard location
        # As per plan, we behave like srvconf
        output_path = "/etc/openvpn/server.conf"
        
        # Ensure we can write to /etc/openvpn
        if not os.path.exists(os.path.dirname(output_path)) or not os.access(os.path.dirname(output_path), os.W_OK):
            # For local dev or non-root host, use staging
            output_path = "staging/server.conf"
            os.makedirs("staging", exist_ok=True)
            logger.info(f"[SERVER] /etc/openvpn not writable, using staging path: {output_path}")
        else:
            os.makedirs(os.path.dirname(output_path), exist_ok=True)

             
        content = generator.generate_server_config(db, output_path=output_path)
        return {"message": "Server configuration generated", "path": output_path}
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))