from typing import Any, List

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

from app.db.session import get_db
from app.schemas.item import ItemCreate, Item as ItemSchema, ItemUpdate
from app.schemas.response import DataResponse
from app.services.item import (
    create_item,
    get_item,
    get_items,
    update_item,
    delete_item,
)

router = APIRouter()


@router.post(
    "/", response_model=DataResponse[ItemSchema], status_code=status.HTTP_201_CREATED
)
def create_new_item(
    *,
    item_in: ItemCreate,
    owner_id: int,
    db: Session = Depends(get_db),
) -> Any:
    """
    Create new item.
    """
    item = create_item(db, obj_in=item_in, owner_id=owner_id)
    return DataResponse(data=item, message="Item created successfully")


@router.get("/", response_model=DataResponse[List[ItemSchema]])
def read_items(
    skip: int = 0,
    limit: int = 100,
    db: Session = Depends(get_db),
) -> Any:
    """
    Retrieve items.
    """
    items = get_items(db, skip=skip, limit=limit)
    return DataResponse(data=items, message="Items retrieved successfully")


@router.get("/{item_id}", response_model=DataResponse[ItemSchema])
def read_item(
    item_id: int,
    db: Session = Depends(get_db),
) -> Any:
    """
    Get item by ID.
    """
    item = get_item(db, id=item_id)
    if not item:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail="Item not found",
        )
    return DataResponse(data=item, message="Item retrieved successfully")


@router.put("/{item_id}", response_model=DataResponse[ItemSchema])
def update_item_info(
    *,
    item_id: int,
    item_in: ItemUpdate,
    db: Session = Depends(get_db),
) -> Any:
    """
    Update item.
    """
    item = get_item(db, id=item_id)
    if not item:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail="Item not found",
        )
    item = update_item(db, db_obj=item, obj_in=item_in)
    return DataResponse(data=item, message="Item updated successfully")


@router.delete(
    "/{item_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None
)
def delete_item_by_id(
    item_id: int,
    db: Session = Depends(get_db),
) -> None:
    """
    Delete item.
    """
    item = get_item(db, id=item_id)
    if not item:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail="Item not found",
        )
    delete_item(db, id=item_id)
    return None