Wire target resolution into thing commands

Replace local exact-match helpers with targeting module calls for
prefix matching and ordinal disambiguation. Works in get, drop, and
container extraction (get X from Y).

src/mudlib/commands/things.py

@@ -3,34 +3,25 @@
 from mudlib.commands import CommandDefinition, register
 from mudlib.container import Container
 from mudlib.player import Player
+from mudlib.targeting import find_in_inventory, find_thing_on_tile
 from mudlib.thing import Thing
 from mudlib.zone import Zone
 
 
 def _find_thing_at(name: str, zone: Zone, x: int, y: int) -> Thing | None:
-    """Find a thing on the ground matching name or alias."""
-    name_lower = name.lower()
-    for obj in zone.contents_at(x, y):
-        if not isinstance(obj, Thing):
-            continue
-        if obj.name.lower() == name_lower:
-            return obj
-        if name_lower in (a.lower() for a in obj.aliases):
-            return obj
-    return None
+    """Find a thing on the ground matching name or alias.
+
+    Deprecated: Use find_thing_on_tile from mudlib.targeting instead.
+    """
+    return find_thing_on_tile(name, zone, x, y)
 
 
 def _find_thing_in_inventory(name: str, player: Player) -> Thing | None:
-    """Find a thing in the player's inventory matching name or alias."""
-    name_lower = name.lower()
-    for obj in player.contents:
-        if not isinstance(obj, Thing):
-            continue
-        if obj.name.lower() == name_lower:
-            return obj
-        if name_lower in (a.lower() for a in obj.aliases):
-            return obj
-    return None
+    """Find a thing in the player's inventory matching name or alias.
+
+    Deprecated: Use find_in_inventory from mudlib.targeting instead.
+    """
+    return find_in_inventory(name, player)
 
 
 def _format_thing_name(thing: Thing) -> str:
@@ -113,18 +104,11 @@ async def _handle_take_from(player: Player, args: str) -> None:
         await player.send(f"The {container_obj.name} is closed.\r\n")
         return
 
-    # Find thing in container
-    thing = None
-    thing_name_lower = thing_name.lower()
-    for obj in container_obj.contents:
-        if not isinstance(obj, Thing):
-            continue
-        if obj.name.lower() == thing_name_lower:
-            thing = obj
-            break
-        if thing_name_lower in (a.lower() for a in obj.aliases):
-            thing = obj
-            break
+    # Find thing in container using targeting (supports prefix and ordinals)
+    from mudlib.targeting import resolve_target
+
+    container_things = [obj for obj in container_obj.contents if isinstance(obj, Thing)]
+    thing = resolve_target(thing_name, container_things)
 
     if thing is None:
         await player.send(f"The {container_obj.name} doesn't contain that.\r\n")

tests/test_things_targeting.py

@@ -0,0 +1,125 @@
+"""Tests for targeting integration in thing commands."""
+
+import pytest
+
+from mudlib.commands.things import cmd_drop, cmd_get
+from mudlib.container import Container
+from mudlib.thing import Thing
+
+
+@pytest.mark.asyncio
+async def test_get_prefix_match(player, test_zone):
+    """Test that 'get gob' prefix matches 'goblin figurine' on ground."""
+    figurine = Thing(name="goblin figurine", x=0, y=0)
+    figurine.location = test_zone
+    test_zone._contents.append(figurine)
+
+    await cmd_get(player, "gob")
+
+    # Check thing moved to player inventory
+    assert figurine in player.contents
+    assert figurine not in test_zone._contents
+
+
+@pytest.mark.asyncio
+async def test_get_ordinal_from_ground(player, test_zone):
+    """Test that 'get 2.sword' gets second sword from ground."""
+    sword1 = Thing(name="sword", x=0, y=0)
+    sword1.location = test_zone
+    test_zone._contents.append(sword1)
+
+    sword2 = Thing(name="sword", x=0, y=0)
+    sword2.location = test_zone
+    test_zone._contents.append(sword2)
+
+    await cmd_get(player, "2.sword")
+
+    # Check second sword moved to player inventory
+    assert sword2 in player.contents
+    assert sword1 not in player.contents
+
+
+@pytest.mark.asyncio
+async def test_drop_prefix_match(player, test_zone):
+    """Test that 'drop sw' prefix matches sword in inventory."""
+    sword = Thing(name="sword", x=0, y=0)
+    sword.move_to(player)
+
+    await cmd_drop(player, "sw")
+
+    # Check sword moved to ground
+    assert sword not in player.contents
+    assert sword in test_zone._contents
+    assert sword.x == 0
+    assert sword.y == 0
+
+
+@pytest.mark.asyncio
+async def test_get_ordinal_from_container(player, test_zone):
+    """Test that 'get 2.sword from chest' gets second sword from container."""
+    chest = Container(name="chest", x=0, y=0, capacity=100)
+    chest.location = test_zone
+    chest.closed = False
+    test_zone._contents.append(chest)
+
+    sword1 = Thing(name="sword", x=0, y=0)
+    sword1.move_to(chest)
+
+    sword2 = Thing(name="sword", x=0, y=0)
+    sword2.move_to(chest)
+
+    await cmd_get(player, "2.sword from chest")
+
+    # Check second sword moved to player inventory
+    assert sword2 in player.contents
+    assert sword1 not in player.contents
+    assert sword1 in chest.contents
+
+
+@pytest.mark.asyncio
+async def test_get_no_match(player, test_zone):
+    """Test that get fails gracefully when no match is found."""
+    await cmd_get(player, "nonexistent")
+
+    # Check for error message
+    written = "".join(call.args[0] for call in player.writer.write.call_args_list)
+    assert "don't see" in written.lower()
+
+
+@pytest.mark.asyncio
+async def test_drop_no_match(player, test_zone):
+    """Test that drop fails gracefully when no match is found."""
+    await cmd_drop(player, "nonexistent")
+
+    # Check for error message
+    written = "".join(call.args[0] for call in player.writer.write.call_args_list)
+    assert "not carrying" in written.lower()
+
+
+@pytest.mark.asyncio
+async def test_get_alias_match(player, test_zone):
+    """Test that aliases work with targeting."""
+    figurine = Thing(name="goblin figurine", x=0, y=0, aliases=["fig", "goblin"])
+    figurine.location = test_zone
+    test_zone._contents.append(figurine)
+
+    await cmd_get(player, "fig")
+
+    assert figurine in player.contents
+
+
+@pytest.mark.asyncio
+async def test_drop_ordinal(player, test_zone):
+    """Test that drop works with ordinal disambiguation."""
+    sword1 = Thing(name="sword", x=0, y=0)
+    sword1.move_to(player)
+
+    sword2 = Thing(name="sword", x=0, y=0)
+    sword2.move_to(player)
+
+    await cmd_drop(player, "2.sword")
+
+    # Check second sword moved to ground
+    assert sword2 not in player.contents
+    assert sword1 in player.contents
+    assert sword2 in test_zone._contents