from functools import wraps
import uuid

from flask import Blueprint, session, abort, request, current_app, jsonify

from db import db, Game, CoordSet, GuessSet
from lib import generate_coord

game = Blueprint("game", __name__)


def require_name():
    name = session.get("name", None)
    if name is None:
        abort(401)
    return name


def require_game(game_id):
    g = Game.query.get(game_id)
    if g is None:
        abort(404)
    return g


def new_coord_string():
    lat, lng = generate_coord(current_app.config["GOOGLE_API_KEY"])
    return f"{lat},{lng}"


@game.route("", methods=["PUT"])
def create_game():
    name = require_name()
    timer = request.json.get("timer", None)
    if not isinstance(timer, int) or timer <= 0:
        abort(400)

    game_id = str(uuid.uuid4())
    while Game.query.get(game_id) is not None:
        # basically impossible collision, but let's be safe
        game_id = str(uuid.uuid4())

    cs = CoordSet(
        coord_1=new_coord_string(),
        coord_2=new_coord_string(),
        coord_3=new_coord_string(),
        coord_4=new_coord_string(),
        coord_5=new_coord_string()
    )
    db.session.add(cs)
    db.session.commit()

    new_game = Game(
        game_id=game_id,
        timer=timer,
        creator=name,
        coord_set=cs
    )
    db.session.add(new_game)
    db.session.commit()

    return jsonify({
        "gameId": game_id
    })


@game.route("/<game_id>")
def game_settings(game_id):
    g = require_game(game_id)

    return jsonify({
        "gameId": g.game_id,
        "creator": g.creator,
        "timer": g.timer,
        "coords": g.coord_set.to_dict(),
        "guesses": [], # TODO
    })


@game.route("/<game_id>/guesses")
def guesses(game_id):
    name = require_name()
    g = require_game(game_id)
    return "Unimplemented", 500 # TODO


@game.route("/<game_id>/guesses/<round>", methods=["POST"])
def make_guess(game_id, round):
    name = require_name()
    g = require_game(game_id)
    return "Unimplemented", 500 # TODO