from sqlmodel import create_engine, SQLModel, Session, select
from src.config import definitions
import os
from typing import Union

from src.classes import boardgame_classes

sqlite_url = definitions.SQLITE_URL


connect_args = {"check_same_thread": False}
engine = create_engine(sqlite_url, echo=True, connect_args=connect_args)

def add_boardgame(boardgame: Union[
    boardgame_classes.BoardGame, boardgame_classes.BoardGameExpansion,
    boardgame_classes.OwnedBoardGame, boardgame_classes.OwnedBoardGameExpansion,
    boardgame_classes.WishlistBoardGame, boardgame_classes.WishlistBoardGameExpansion]):

    with Session(engine) as session:
        session.add(boardgame)

        session.commit()
        session.refresh(boardgame)

def get_base_boardgames(boardgame_id = None) -> list[boardgame_classes.BoardGame]:
    with Session(engine) as session:
        session.expire_on_commit = False
        if boardgame_id == None:
            statement = select(boardgame_classes.BoardGame)
        else:
            statement = select(boardgame_classes.BoardGame).where(boardgame_classes.BoardGame.id == boardgame_id)
        results = session.exec(statement)
        
        boardgame_list = results.all()

        return boardgame_list
    

def get_all_owned_boardgames() -> list[boardgame_classes.OwnedBoardGame]:
    with Session(engine) as session:
        statement = select(boardgame_classes.OwnedBoardGame)
        results = session.exec(statement)
        
        boardgame_list = results.all()

        return boardgame_list

def delete_database():
    os.remove(definitions.DATABASE_FILE_PATH)

def create_db_and_tables():
    SQLModel.metadata.create_all(engine)