from typing import Any, List
from fastapi import APIRouter, Depends, HTTPException
from sqlalchemy.orm import Session
from app.core.auth import get_current_active_user
from app.crud import supplier as supplier_crud
from app.db.session import get_db
from app.models import User
from app.schemas.supplier import Supplier, SupplierCreate, SupplierUpdate

router = APIRouter()


@router.get("/", response_model=List[Supplier])
def read_suppliers(
    db: Session = Depends(get_db),
    skip: int = 0,
    limit: int = 100,
    current_user: User = Depends(get_current_active_user),
) -> Any:
    suppliers = supplier_crud.get_multi(db, skip=skip, limit=limit)
    return suppliers


@router.post("/", response_model=Supplier)
def create_supplier(
    *,
    db: Session = Depends(get_db),
    supplier_in: SupplierCreate,
    current_user: User = Depends(get_current_active_user),
) -> Any:
    supplier = supplier_crud.get_by_name(db, name=supplier_in.name)
    if supplier:
        raise HTTPException(
            status_code=400,
            detail="Supplier with this name already exists.",
        )
    supplier = supplier_crud.create(db, obj_in=supplier_in)
    return supplier


@router.put("/{id}", response_model=Supplier)
def update_supplier(
    *,
    db: Session = Depends(get_db),
    id: int,
    supplier_in: SupplierUpdate,
    current_user: User = Depends(get_current_active_user),
) -> Any:
    supplier = supplier_crud.get(db, id=id)
    if not supplier:
        raise HTTPException(status_code=404, detail="Supplier not found")
    supplier = supplier_crud.update(db, db_obj=supplier, obj_in=supplier_in)
    return supplier


@router.get("/{id}", response_model=Supplier)
def read_supplier(
    *,
    db: Session = Depends(get_db),
    id: int,
    current_user: User = Depends(get_current_active_user),
) -> Any:
    supplier = supplier_crud.get(db, id=id)
    if not supplier:
        raise HTTPException(status_code=404, detail="Supplier not found")
    return supplier


@router.delete("/{id}", response_model=Supplier)
def delete_supplier(
    *,
    db: Session = Depends(get_db),
    id: int,
    current_user: User = Depends(get_current_active_user),
) -> Any:
    supplier = supplier_crud.get(db, id=id)
    if not supplier:
        raise HTTPException(status_code=404, detail="Supplier not found")
    supplier = supplier_crud.remove(db, id=id)
    return supplier