CocoMUD client

# Copyright (c) 2016, LE GOFF Vincent

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"""This file contains the Session class."""

from log import client as log

from sharp.engine import SharpScript

class Session:

    """A class representing a session.

    A session is an object linking together a world, a client and the

    GUI tab behind it.  Several sessions can be connected to the same

    world, using various clients.

    """

    current_sid = 0

    def __init__(self, client, world):

        self.sid = self.current_sid

        type(self).current_sid += 1

        self.client = client

        self.world = world

        self.character = None

        self.engine = None

        self._sharp_engine = None

    def __repr__(self):

        return f"<Session {self.sid} to the world {self.world and self.world.name or 'unknown'}>"

    @property

    def sharp_engine(self):

        if self._sharp_engine:

            return self._sharp_engine

        log.debug(f"Creating a SharpEngine for session {self.sid} (world: {'yes' if self.world else 'no'}, client: {'yes' if self.client else 'no'}, character: {'yes' if self.character else 'no'}, engine: {'yes' if self.engine else 'no'})")

        self._sharp_engine = SharpScript(self.engine, self.client, self.world)

        return self._sharp_engine