class Battlesnake(object):
navigator: Navigator
stats: List
@cherrypy.expose
@cherrypy.tools.json_out()
def index(self):
print("INDEX")
response = datatype.IndexResponse(apiversion="1",
author="chucknorris",
color="#FF0000",
head="snowman",
tail="coffee",
version="1.0")
return response.asdict()
@cherrypy.expose
@cherrypy.tools.json_in()
def start(self):
print("START")
try:
if DEBUG:
self.__dump(
json.dumps({'start': cherrypy.request.json}, indent=4),
f"{datetime.now().strftime('%H:%M:%S.%f')}_start.json")
data = datatype.GameRequest(**cherrypy.request.json)
max_distance = data.board.width + data.board.height
distance_food_weights = {
i: int((0.8**i) * 100)
for i in range(1, max_distance)
}
self.navigator = Navigator(distance_food_weights,
mode=NAVIGATOR_MODE,
is_debug=DEBUG)
self.stats = []
except Exception as e:
print(f'Exception: {str(e)}')
return "ok"
@cherrypy.expose
@cherrypy.tools.json_in()
@cherrypy.tools.json_out()
def move(self):
print("MOVE")
try:
if DEBUG:
self.__dump(
json.dumps({'move': cherrypy.request.json}, indent=4),
f"{datetime.now().strftime('%H:%M:%S.%f')}_move.json")
response = datatype.MoveResponse()
data = datatype.GameRequest(**cherrypy.request.json)
response.shout = get_random_quote() if (data.turn -
1) % 5 == 0 else ""
self.navigator.update(data.you, data.board)
should_me_attack, move = self.navigator.attack()
if should_me_attack:
print("ATTACK")
response.move = move
else:
response.move = self.navigator.go_towards()
for s in data.board.snakes:
self.stats.append(
f"name={s.name},latency={s.latency},health={s.health},length={s.length}"
)
except Exception as e:
print(f'Exception: {str(e)}')
print(
f"MOVE: {response.move} at turn {data.turn} with latency {data.you.latency}"
)
return response.asdict()
@cherrypy.expose
@cherrypy.tools.json_in()
def end(self):
print("END")
try:
data = cherrypy.request.json
data["stats"] = self.stats
self.__dump(json.dumps({'end': data}, indent=4),
f"{datetime.now().strftime('%H:%M:%S.%f')}_end.json")
except Exception as e:
print(f'Exception: {str(e)}')
return "ok"
def __dump(self, dump: str, filename: str):
print(dump)
with open(filename, 'w') as fp:
fp.write(dump)
