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import json
import toggle_game as tg
def recieve_game(game_fp) -> dict:
"""
Load game in from json string, returning game dict
Raises exception on invalid game
"""
game = json.load(game_fp)
if game['size'] < 0 or game['size'] > 100:
raise Exception("Invalid Board size")
if game['size'] != len(game['board']):
raise Exception("Game size and Board size do not match")
if game['finished']:
raise Exception("The game is finished")
if game['human_turn']:
raise Exception("Not the computer's turn")
if game['version'] != "0.0.0":
raise Exception("Invalid version")
return game
def create_game(length: int) -> None:
return {
'size': length,
'finished': False,
'board': [True] * length,
'turn': 0,
'version': '0.0.0',
'human_turn': False,
'winner': ''
}
def send_game(game: dict) -> str:
game_json = json.dumps(game)
return game_json.encode('utf-8')
def play_game(game: dict) -> None:
if game['turn'] == 0:
game['human_turn'] = not tg.P(game['size']) > 0
game['turn'] += 1
if game['human_turn']:
return
game['turn'] += 1
i = tg.find_move(game)
game['board'] = tg.make_move(game, i)
game['human_turn'] = True
game['finished'] = tg.i_have_won(game)
if game['finished']:
game['winner'] = 'Computer'
def parse_query_params(query_string) -> dict:
queries = {}
for entry in query_string.split('&'):
key, val = entry.split('=', 2)
queries[key] = val
return queries
def application(env, start_response):
headers = [('Content-Type', 'application/json')]
path_info = env['PATH_INFO']
status = '200 OK'
response = []
match env['REQUEST_METHOD'], env['PATH_INFO']:
case ('GET', '/toggle/game/new'):
queries = parse_query_params(env['QUERY_STRING'])
game = create_game(queries['size'])
response.append(send_game(game))
case ('POST', '/toggle/game/play'):
try:
game = recieve_game(env['wsgi.input'])
except json.JSONDecodeError:
status = '500 Internal Server Error'
decode_error = {
'Error': 'json parsing error, is your request formatter correctly'
}
response.append(json.dumps(decode_error).encode('utf-8'))
play_game(game)
response.append(send_game(game))
case ('DELETE', _):
status = '405 Method Not Allowed'
headers.remove(('Content-Type', 'application/json'))
case _:
status = '404 Not Found'
headers.remove(('Content-Type', 'application/json'))
start_response(status, headers)
return response
def main():
pass
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