from fastapi import APIRouter, Depends, HTTPException, status
from sqlalchemy.orm import Session
from typing import List

from core.database import get_core_db
from core.security import get_current_user
from .models import Package
from .dto import GBultoCreateDTO, GBultoUpdateDTO, GBultoResponseDTO
from .services import GBultoService

router = APIRouter(prefix="/bultos", tags=["GBultos"])


@router.get("/", response_model=List[GBultoResponseDTO])
async def list_bultos(
    skip: int = 0,
    limit: int = 100,
    db: Session = Depends(get_core_db),
    current_user: dict = Depends(get_current_user)
):
    """
    List all GBultos with pagination.
    """
    return db.query(Package).offset(skip).limit(limit).all()


@router.get("/{code}", response_model=GBultoResponseDTO)
async def read_bulto(
    code: str,
    db: Session = Depends(get_core_db),
    current_user: dict = Depends(get_current_user)
):
    """
    Get a specific Package by its CODE.
    """
    bulto = GBultoService.get_bulto_by_code(db, code)
    if not bulto:
        raise HTTPException(status_code=404, detail="Package not found")
    return bulto


@router.post("/", response_model=GBultoResponseDTO, status_code=status.HTTP_201_CREATED)
async def create_gbulto(
    bulto_data: GBultoCreateDTO,
    db: Session = Depends(get_core_db),
    current_user: dict = Depends(get_current_user)
):
    """
    Create a new Package.
    """
    return GBultoService.create_gbulto(db, bulto_data)


@router.put("/{code}", response_model=GBultoResponseDTO)
async def update_bulto(
    code: str,
    bulto_data: GBultoUpdateDTO,
    db: Session = Depends(get_core_db),
    current_user: dict = Depends(get_current_user)
):
    """
    Update an existing Package.
    """
    bulto = GBultoService.update_bulto(db, code, bulto_data)
    if not bulto:
        raise HTTPException(status_code=404, detail="Package not found")
    return bulto


@router.delete("/{code}", status_code=status.HTTP_204_NO_CONTENT)
async def delete_bulto(
    code: str,
    db: Session = Depends(get_core_db),
    current_user: dict = Depends(get_current_user)
):
    """
    Delete a Package by its CODE.
    """
    bulto = GBultoService.delete_bulto(db, code)
    if not bulto:
        raise HTTPException(status_code=404, detail="Package not found")