Create nice utility function for the example game

It generates a bunch of variants for "western", "eastern", etc path
directions.

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

examplegame/rooms.py

@@ -1,3 +1,4 @@
+from typing import Sequence
 from agame.action import *
 from agame.item import Item
 from agame.room import Room
@@ -6,6 +7,39 @@ from . import database
 
 LINEBREAK = "=" * 70
 
+################################################################################
+# Utility functions
+################################################################################
+def create_path_synonyms(direction: str) -> Sequence[str]:
+    return (
+        f"path to {direction}",
+        f"path to the {direction}",
+        f"path leading {direction}",
+        f"path leading {direction}ward",
+        f"{direction}",
+        f"{direction}ward",
+        f"{direction}ward path",
+        f"{direction} path",
+        f"{direction}ern path",
+    )
+
+
+################################################################################
+# Utility items
+################################################################################
+database.add_items(
+    Item(
+        id="ambiguous_path",
+        name="path",
+        room_desc=None,
+        triggers={
+            LOOK: [PrintAction("Which path?")],
+            USE: [PrintAction("Which path?")],
+            GO: [PrintAction("Which path?")],
+        },
+    ),
+)
+
 ################################################################################
 # Prelude
 ################################################################################
@@ -265,18 +299,7 @@ database.add_items(
     Item(
         id="cabin_outside_west_path",
         name="Western path",
-        synonyms=(
-            "path",
-            "path to west",
-            "path to the west",
-            "path leading west",
-            "path leading westward",
-            "west",
-            "westward",
-            "westward path",
-            "west path",
-            "western path",
-        ),
+        synonyms=create_path_synonyms("west"),
         room_desc=(
             "A path leads westward, where the sky loses its color and becomes a dark gray. "
             "The land becomes more barren in this direction."
@@ -290,8 +313,8 @@ database.add_items(
                     "former self."
                 )
             ],
-            GO: [PrintAction("You head west."), TeleportAction("western_fork")],
-            USE: [PrintAction("You head west."), TeleportAction("western_fork")],
+            GO: [PrintAction("You head west."), TeleportAction("west_fork")],
+            USE: [PrintAction("You head west."), TeleportAction("west_fork")],
         },
     ),
     Item(
@@ -371,28 +394,45 @@ database.add_rooms(
 
 database.add_items(
     Item(
-        id="eastern_path",
+        id="west_fork_east_path",
         name="Eastern path",
-        room_desc="A path that leads eastward. Your cabin lies in this direction.",
-        synonyms=(
-            "path to east",
-            "path to the east",
-            "path leading east",
-            "path leading eastward",
-            "east",
-            "eastward",
-            "eastward path",
-            "east path",
-            "eastern path",
+        room_desc="There is a path that leads eastward. Your cabin lies in this direction.",
+        synonyms=create_path_synonyms("east"),
+        triggers={
+            GO: [
+                PrintAction("You head east."),
+                TeleportAction("cabin_outside"),
+            ],
+            USE: [
+                PrintAction("You head east."),
+                TeleportAction("cabin_outside"),
+            ],
+        },
+    ),
+    Item(
+        id="west_fork_south_path",
+        name="Southern path",
+        room_desc="There is a path that leads southward. The mountains lie in this direction.",
+        synonyms=create_path_synonyms("south"),
+    ),
+    Item(
+        id="west_fork_west_path",
+        name="Western path",
+        room_desc="There is a path that leads westward. A desolate wasteland lies in this direction.",
+        synonyms=create_path_synonyms("west"),
     ),
-    )
 )
 
 database.add_rooms(
     Room(
-        id="western_fork",
-        name="Western fork",
-        desc="((This is currently the end of the game.)) Thanks for playing!",
-        items=[],
+        id="west_fork",
+        name="West fork",
+        desc="A fork in the path.",
+        items=[
+            database.items["west_fork_east_path"].create_inst(),
+            database.items["west_fork_west_path"].create_inst(),
+            database.items["west_fork_south_path"].create_inst(),
+            database.items["ambiguous_path"].create_inst(),
+        ],
     )
 )