/*
 * This file is part of laurelin/api
 * Copyright (C) 2023 Jonni Liljamo <jonni@liljamo.com>
 *
 * Licensed under GPL-3.0-only.
 * See LICENSE for licensing information.
 */

use diesel::{ExpressionMethods, PgConnection, QueryDsl, RunQueryDsl};
use laurelin_shared::error::api::APIError;
use uuid::Uuid;

use crate::{
    models::{Game, GameData, InsertableGame, InsertableGameData},
    schema::{gamedata, games},
};

pub(crate) fn create(conn: &mut PgConnection, user_id: &str) -> Result<Game, APIError> {
    let new_gamedata = InsertableGameData {
        turn: 0,
        host_hand: None,
        host_deck: None,
        guest_hand: None,
        guest_deck: None,
    };

    let gamedata: GameData = match diesel::insert_into(gamedata::table)
        .values(&new_gamedata)
        .get_result::<GameData>(conn)
    {
        Err(_) => return Err(APIError::Undefined), // TODO: new error variant
        Ok(gamedata) => gamedata,
    };

    let new_game = InsertableGame {
        // TODO: handle unwrap
        host_id: Uuid::parse_str(user_id).unwrap(),
        guest_id: None,
        state: 0,
        ended_at: None,
        game_data_id: gamedata.id,
    };

    let game: Game = match diesel::insert_into(games::table)
        .values(&new_game)
        .get_result::<Game>(conn)
    {
        Err(_) => return Err(APIError::Undefined), // TODO: new error variant
        Ok(game) => game,
    };

    Ok(game)
}