"""
API Router for calendar/accounting periods
"""
from fastapi import APIRouter, Depends, HTTPException, Query
import sys
import os
sys.path.append(os.path.join(os.path.dirname(__file__), '../../../../shared'))

from auth.dependencies import get_current_user
from auth.models import CurrentUser
from ..models.calendar import CalendarPeriodsResponse
from ..services.calendar_service import CalendarService

router = APIRouter(redirect_slashes=False)


@router.get("/periods", response_model=CalendarPeriodsResponse)
async def get_calendar_periods(
    company: int = Query(..., description="Company ID"),
    current_user: CurrentUser = Depends(get_current_user)
) -> CalendarPeriodsResponse:
    """
    Get available accounting periods for a company.
    Returns periods ordered by year DESC, month DESC with Romanian month names.
    """
    # Validate company access
    if str(company) not in current_user.companies:
        raise HTTPException(
            status_code=403,
            detail=f"Nu aveți acces la firma {company}"
        )

    return await CalendarService.get_available_periods(company)