naughts-and-crosses-headless.py

#!/usr/bin/env python3
# Server for remote naughts and crosses playing.

from flask import Flask, jsonify, request


map = [[' ' for _ in range(20)] for _ in range(20)]
map[10][10] = 'X'
turn = 2
webapp = Flask(__name__)


def check_winner():
    return


@webapp.route('/map')
def getmap():
    strmap = [''.join(row) for row in map]
    return jsonify(strmap)


@webapp.route('/marker', methods=['PUT'])
def marker():
    global turn
    x = int(request.form['x'])
    y = int(request.form['y'])
    t = int(request.form['turn'])
    assert 0 <= x <= len(map)
    assert 0 <= y <= len(map)
    if t == turn:
        map[y][x] = 'X' if t==1 else 'O'
        turn = 3-t
        check_winner()
        return jsonify('ack')
    r = jsonify('nak')
    r.status_code = 409
    return r


webapp.run(host='0.0.0.0', port=9002, threaded=True)