104 lines
3.7 KiB
Python
104 lines
3.7 KiB
Python
from server.Files import read_file, save_file
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from server.GameStorage import GameStorage
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from snakes.TemplateSnake import TemplateSnake
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from datetime import datetime
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from flask import Flask
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from flask import request
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import logging, json, os
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class Server:
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default_snake_config = {"apiversion":"1","author":"","color":"#888888","head":"default","tail":"default"}
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def __init__(self, data_path:str, snake:TemplateSnake, debug:bool=False):
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self.debug = debug
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self.snake = snake
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self.config_file = os.path.join(data_path, 'data', 'snake-config.json')
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self.game_state_storage = GameStorage(snake.__class__.__name__, path=os.path.join(data_path, 'data', 'history'))
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self.store_game_state = False
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self.app = Flask("Battlesnake")
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@self.app.get("/")
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def on_info():
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return self._info()
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@self.app.post("/start")
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def on_start():
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game_state = request.get_json()
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self._start(game_state)
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return "ok"
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@self.app.post("/move")
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def on_move():
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game_state = request.get_json()
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return self._move(game_state)
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@self.app.post("/end")
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def on_end():
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game_state = request.get_json()
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self._end(game_state)
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return "ok"
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@self.app.after_request
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def identify_server(response):
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response.headers.set(
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"server", "battlesnake/github/starter-snake-python"
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)
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return response
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def run(self, host:str="0.0.0.0", port:str="8000", debug:bool=False):
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logging.getLogger("werkzeug").setLevel(logging.ERROR)
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print(f"\nRunning Battlesnake at http://{host}:{port} with the {self.snake.__class__.__name__.replace('Snake', '')} Snake")
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self.app.run(host=host, port=port, debug=debug)
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def _read_json_config_or_create(self):
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snake_config = read_file(self.config_file, json.load)
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if not snake_config:
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snake_config = self.default_snake_config
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save_file(self.config_file, snake_config, callback=json.dump, indent=2, ensure_ascii=False)
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return snake_config
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def enable_store_game_state(self):
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self.store_game_state = True
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# info is called when you create your Battlesnake on play.battlesnake.com
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# and controls your Battlesnake's appearance
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# TIP: If you open your Battlesnake URL in a browser you should see this data
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def _info(self) -> dict:
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snake_config = self._read_json_config_or_create()
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print("INFO Snake:", snake_config)
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return snake_config
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# start is called when your Battlesnake begins a game
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def _start(self, game_state:dict):
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if self.store_game_state:
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self.game_state_storage.start_new_game(game_state["game"], game_state["board"], game_state["you"])
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self.snake.clear_history()
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print("GAME START:", game_state["game"])
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# move is called when your Battlesnake game is running game
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def _move(self, game_state:dict) -> dict:
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next_move = self.snake.choose_move(game_state)
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if self.store_game_state:
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self.game_state_storage.add_moves(game_state["board"], next_move)
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print("MOVE:", f"{next_move:5},", "Me:", {"head": game_state["you"]["head"], "length": game_state["you"]["length"]})
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return {"move": next_move}
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# end is called when your Battlesnake finishes a game
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def _end(self, game_state:dict):
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if self.store_game_state:
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self.game_state_storage.add_end_state(game_state["board"], self.snake.get_history())
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self.game_state_storage.set_winner_snake_name(game_state["board"]['snakes'])
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self.game_state_storage.save(
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f"{self.snake.__class__.__name__}_{datetime.now().strftime('%d.%m.%Y_%H%M%S')}_{game_state['game']['id']}.json",
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callback=json.dump, indent=2, ensure_ascii=False
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)
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print("GAME OVER:\n- Winner is", [ x["name"] for x in game_state["board"]['snakes']])
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