114 lines
3.1 KiB
Python
114 lines
3.1 KiB
Python
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import dataclasses
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import textwrap
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from typing import Any, MutableMapping, Match, Optional, Sequence
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from agame.action import Action
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from agame.color import colorize
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from agame.item import Item, ItemInst
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from agame.room import Room
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from agame.trigger import *
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__all__ = (
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"Database",
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"Game",
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)
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@dataclasses.dataclass
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class Database:
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# All items available to the game.
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items: MutableMapping[str, Item] = dataclasses.field(default_factory=dict)
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# All rooms available to the game.
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rooms: MutableMapping[str, Room] = dataclasses.field(default_factory=dict)
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def add_item(self, item: Item):
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self.items[item.id] = item
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def add_items(self, *items: Item):
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for item in items:
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self.add_item(item)
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def add_room(self, room: Room):
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self.rooms[room.id] = room
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def add_rooms(self, *rooms: Room):
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for room in rooms:
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self.add_room(room)
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@dataclasses.dataclass
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class Game:
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# Game room/items database
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database: Database
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# Current room.
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room: Room
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# Player inventory.
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inventory: MutableMapping[str, ItemInst] = dataclasses.field(default_factory=dict)
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# Variables.
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vars: MutableMapping[str, Any] = dataclasses.field(default_factory=dict)
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def run_command(self, line: str):
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line = line.strip()
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if not line:
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return
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triggers: Sequence[Trigger] = [
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GetTrigger(),
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UseTrigger(),
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PutTrigger(),
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LookTrigger(),
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OpenTrigger(),
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CloseTrigger(),
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GoTrigger(),
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]
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trigger = None
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match: Optional[Match] = None
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for t in triggers:
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match = t.pattern().fullmatch(line)
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if match:
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trigger = t
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break
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if not trigger:
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self.say("I'm not sure what you mean.")
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return
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assert match, "why were no patterns matched?"
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trigger.trigger(self, match)
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def do_actions(self, actions: Sequence[Action]):
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"Executes the supplied actions."
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for action in actions:
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action.act(self)
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def print_room(self):
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"Prints this room's description."
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self.say(self.room.name)
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self.say()
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self.say(self.room.desc)
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# Look at revealed text
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for item in self.room.items.values():
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if not item.revealed or item.room_desc is None:
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continue
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if item.room_desc == "":
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# TODO - pluralization, 'a' vs 'an'
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self.say(f"You see a (({item.name})).")
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else:
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self.say(item.room_desc)
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def say(self, message: Optional[str] = None):
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"Format, colorize, wrap, and print the message."
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message = message or ""
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message = textwrap.fill(message)
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print(colorize(message))
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@property
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def rooms(self):
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"Shortcut property for `game.database.rooms`."
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return self.database.rooms
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@property
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def items(self):
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"Shortcut property for `game.database.items`."
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return self.database.items
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