Add package loading so not everything is defined in __main__ anymore

Signed-off-by: Alek Ratzloff <alekratz@gmail.com>

agame/__main__.py

@@ -1,107 +1,26 @@
-from agame.action import *
-from agame.game import *
-from agame.item import *
-from agame.room import *
-from agame.trigger import *
+import argparse
+import importlib.util
+from pathlib import Path
+import sys
 
 
-# TODO - take a custom module name that has:
-# .database
-# .game
-# so that you can just RUN it
-# Something similar to wsgi using "app" in the passed module
-
-
-# This is the *game* here
-database = Database()
-database.add_items(
-    Item(
-        id="glowing_rock",
-        name="glowing rock",
-        desc="This rock is glowing.",
-        synonyms=("rock",),
-        room_desc="You see a ((glowing rock)). You have **got** to have it.",
-        triggers={
-            GET: [
-                PrintAction(
-                    "You try to pick up the rock, but it slips out of your greasy hands.",
-                    "Maybe you should wash your hands, you disgusting little man.",
-                )
-            ],
-            LOOK: [PrintAction("Man, that rock looks awesome.")],
-        },
-    ),
-    Item(
-        id="cell_door",
-        name="door",
-        room_desc="A ((door)) sits on the far wall.",
-        triggers={
-            GET: [PrintAction("The door is pretty attached to its wall.")],
-            OPEN: [
-                CheckVarAction(
-                    "cell_door_open",
-                    Compare.EQUALS,
-                    True,
-                    yes=[
-                        PrintAction(
-                            "It's already open. You push on the door even //more//, just in case."
-                        ),
-                        SleepAction(1.0),
-                        PrintAction("..."),
-                        SleepAction(1.0),
-                        PrintAction("Yup, still open."),
-                    ],
-                    no=[
-                        SetVarAction("cell_door_open", True),
-                        PrintAction("The door swings open, thanks to you."),
-                    ],
-                )
-            ],
-            CLOSE: [
-                CheckVarAction(
-                    "cell_door_open",
-                    Compare.EQUALS,
-                    True,
-                    yes=[
-                        PrintAction("You close that door. Nice job."),
-                        SetVarAction("cell_door_open", False),
-                    ],
-                    no=[PrintAction("The door is already closed.")],
-                )
-            ],
-            LOOK: [
-                CheckVarAction(
-                    "cell_door_open",
-                    Compare.EQUALS,
-                    True,
-                    yes=[PrintAction("It's a door, wide open, because you opened it.")],
-                    no=[PrintAction("A closed door. You can change this.")],
-                )
-            ],
-        },
-    ),
+# Parse args
+parser = argparse.ArgumentParser(
+    description="Run a game",
 )
-database.add_rooms(
-    Room(
-        id="start",
-        name="Test room",
-        desc="You're in ((Todd's Test Cell)).",
-        items=[
-            database.items["glowing_rock"].create_inst(),
-            database.items["cell_door"].create_inst(),
-        ],
-    ),
+parser.add_argument(
+    "PACKAGE", type=str, help="The Python package that contains the game to run."
 )
+args = parser.parse_args()
 
-# Build the game state
-game = Game(
-    database=database,
-    room=database.rooms["start"],
-    vars={
-        "cell_door_open": False,
-    },
-)
+# Get package to run
+package = args.PACKAGE
 
+# Load game module
+game_module = importlib.import_module(package)
+game = game_module.game  # type: ignore
+
+# Run
 game.print_room()
 while True:
     try: