from flask import Blueprint, request
from functools import reduce
from db import cursor
from user.info import format_user
from rating import outcome
from ruleset import resolve_ruleset
from hierarchy import game_id_with_viewer
import valid


def format_game(game_id, user_id=None):
    game = cursor.execute(
        "select " + ", ".join(
            [
                "game_id",  # 0
                "parent_game",  # 1
                "moves",  # 2
                "player_1_id",  # 3
                "player_2_id",  # 4
                "outcome",  # 5
                "created",  # 6
                "started",  # 7
                "duration",  # 8
                "rating_delta_player_1",  # 9
                "rating_delta_player_2",  # 10
                "ruleset",  # 11
                "status",  # 12
                "private",  # 13
            ]
        ) + " from games where game_id = ?",
        [game_id]
    ).fetchone()

    is_player_1 = game[4] != user_id

    # get opponent from perspective of `user_id`
    #TODO: return .players as array of player_1 and player_2 but format_user()'d
    opponent = game[4] if is_player_1 else game[3]

    # parse moves into list and return empty list if moves string is empty
    moves = [] if len(game[2]) == 0 else [
        int(move) for move in str(game[2] + "0").split(",")
    ]

    return {
        "id": game[0],
        "parent": game[1],
        "moves": moves,
        "opponent": None if not opponent else format_user(opponent),
        "outcome": None if not game[5] else outcome(game[5], is_player_1),
        "created": game[6],
        "started": game[7],
        "duration": game[8],
        "rating": game[9] if is_player_1 else game[10],
        "rating_opponent": game[10] if is_player_1 else game[9],
        "ruleset": resolve_ruleset(game[11]),
        "status": game[12],
        "private": bool(game[13]),
    }


game_info = Blueprint('game_info', __name__)


@game_info.route('/info', methods=['POST'])
@game_id_with_viewer
def index(game_id, viewer):
    return format_game(game_id, viewer), 200


dynamic_route = ["/game", game_info]