6e71146aa2
The newly-added logs manage a list of messages. Entities do register a message to it when hitting each other. Display is created, but not yet added to the layout actually displayed.
152 lines
5.0 KiB
Python
152 lines
5.0 KiB
Python
from random import randint
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from typing import Any, Optional
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import json
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import os
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import sys
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from .entities.player import Player
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from .enums import GameMode, KeyValues, DisplayActions
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from .interfaces import Map, Logs
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from .resources import ResourceManager
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from .settings import Settings
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from . import menus
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from typing import Callable
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class Game:
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"""
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The game object controls all actions in the game.
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"""
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map: Map
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player: Player
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# display_actions is a display interface set by the bootstrapper
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display_actions: Callable[[DisplayActions], None]
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def __init__(self) -> None:
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"""
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Init the game.
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"""
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self.state = GameMode.MAINMENU
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self.main_menu = menus.MainMenu()
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self.settings_menu = menus.SettingsMenu()
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self.settings = Settings()
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self.settings.load_settings()
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self.settings.write_settings()
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self.settings_menu.update_values(self.settings)
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self.logs = Logs()
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def new_game(self) -> None:
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"""
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Create a new game on the screen.
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"""
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# TODO generate a new map procedurally
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self.map = Map.load(ResourceManager.get_asset_path("example_map_2.txt"))
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self.map.logs = self.logs
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self.player = Player()
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self.map.add_entity(self.player)
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self.player.move(self.map.start_y, self.map.start_x)
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self.map.spawn_random_entities(randint(3, 10))
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def run(self, screen: Any) -> None:
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"""
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Main infinite loop.
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We wait for the player's action, then we do what that should be done
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when the given key gets pressed.
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"""
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while True: # pragma no cover
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screen.clear()
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screen.refresh()
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self.display_actions(DisplayActions.REFRESH)
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key = screen.getkey()
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self.handle_key_pressed(
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KeyValues.translate_key(key, self.settings), key)
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def handle_key_pressed(self, key: Optional[KeyValues], raw_key: str = '')\
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-> None:
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"""
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Indicates what should be done when the given key is pressed,
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according to the current game state.
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"""
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if self.state == GameMode.PLAY:
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self.handle_key_pressed_play(key)
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elif self.state == GameMode.MAINMENU:
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self.handle_key_pressed_main_menu(key)
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elif self.state == GameMode.SETTINGS:
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self.settings_menu.handle_key_pressed(key, raw_key, self)
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self.display_actions(DisplayActions.REFRESH)
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def handle_key_pressed_play(self, key: KeyValues) -> None:
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"""
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In play mode, arrows or zqsd move the main character.
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"""
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if key == KeyValues.UP:
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if self.player.move_up():
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self.map.tick()
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elif key == KeyValues.DOWN:
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if self.player.move_down():
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self.map.tick()
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elif key == KeyValues.LEFT:
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if self.player.move_left():
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self.map.tick()
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elif key == KeyValues.RIGHT:
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if self.player.move_right():
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self.map.tick()
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elif key == KeyValues.SPACE:
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self.state = GameMode.MAINMENU
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def handle_key_pressed_main_menu(self, key: KeyValues) -> None:
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"""
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In the main menu, we can navigate through options.
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"""
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if key == KeyValues.DOWN:
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self.main_menu.go_down()
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if key == KeyValues.UP:
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self.main_menu.go_up()
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if key == KeyValues.ENTER:
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option = self.main_menu.validate()
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if option == menus.MainMenuValues.START:
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self.new_game()
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self.display_actions(DisplayActions.UPDATE)
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self.state = GameMode.PLAY
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if option == menus.MainMenuValues.RESUME:
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self.state = GameMode.PLAY
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elif option == menus.MainMenuValues.SAVE:
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self.save_game()
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elif option == menus.MainMenuValues.LOAD:
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self.load_game()
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elif option == menus.MainMenuValues.SETTINGS:
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self.state = GameMode.SETTINGS
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elif option == menus.MainMenuValues.EXIT:
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sys.exit(0)
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def save_state(self) -> dict:
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"""
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Saves the game to a dictionary
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"""
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return self.map.save_state()
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def load_state(self, d: dict) -> None:
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"""
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Loads the game from a dictionary
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"""
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self.map.load_state(d)
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# noinspection PyTypeChecker
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self.player = self.map.find_entities(Player)[0]
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self.display_actions(DisplayActions.UPDATE)
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def load_game(self) -> None:
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"""
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Loads the game from a file
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"""
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file_path = ResourceManager.get_config_path("save.json")
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if os.path.isfile(file_path):
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with open(file_path, "r") as f:
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self.load_state(json.loads(f.read()))
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def save_game(self) -> None:
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"""
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Saves the game to a file
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"""
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with open(ResourceManager.get_config_path("save.json"), "w") as f:
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f.write(json.dumps(self.save_state()))
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