from fastapi import APIRouter, Depends, HTTPException, Query
from typing import Optional
from datetime import date
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.treasury import RegisterFilter, RegisterListResponse
from ..services.treasury_service import TreasuryService

router = APIRouter()

@router.get("/bank-cash-register", response_model=RegisterListResponse)
async def get_bank_cash_register(
    company: str = Query(description="Codul firmei"),
    date_from: Optional[str] = Query(None, description="Data început (YYYY-MM-DD)"),
    date_to: Optional[str] = Query(None, description="Data sfârșit (YYYY-MM-DD)"),
    partner_name: Optional[str] = Query(None, description="Filtru nume partener"),
    page: int = Query(1, ge=1, description="Pagina"),
    page_size: int = Query(50, ge=1, le=10000000, description="Mărimea paginii"),
    current_user: CurrentUser = Depends(get_current_user)
):
    """
    Obține registrul de casă și bancă
    
    - Necesită autentificare JWT
    - Suportă filtrare și paginare
    """
    try:
        # Verifică dacă utilizatorul are acces la firma specificată
        if company not in current_user.companies:
            raise HTTPException(status_code=403, detail=f"Nu aveți acces la firma {company}")
        
        # Convertește datele
        date_from_obj = None
        date_to_obj = None
        
        if date_from:
            try:
                date_from_obj = date.fromisoformat(date_from)
            except ValueError:
                raise HTTPException(status_code=400, detail="Format dată început invalid")
        
        if date_to:
            try:
                date_to_obj = date.fromisoformat(date_to)
            except ValueError:
                raise HTTPException(status_code=400, detail="Format dată sfârșit invalid")
        
        filter_params = RegisterFilter(
            company=company,
            date_from=date_from_obj,
            date_to=date_to_obj,
            partner_name=partner_name,
            page=page,
            page_size=page_size
        )
        
        result = await TreasuryService.get_bank_cash_register(filter_params, current_user.username)
        return result
        
    except ValueError as e:
        raise HTTPException(status_code=400, detail=str(e))
    except Exception as e:
        raise HTTPException(status_code=500, detail=f"Eroare la obținerea registrului: {str(e)}")