Figured the give and take system

Now the Knocker will only accept the ring, and not berries.

.gitignore

@@ -56,3 +56,5 @@ nosetests.xml
 .vscode
 /.venv/
 .DS_Store
+/server/ssh-private.key
+/server/ssh-public.key

commands/take.py

@@ -1,22 +1,25 @@
 #!/usr/bin/env python
 
 from commands.command import Command
+from evennia.commands.default.general import NumberedTargetCommand
 
-
-class CmdTake(Command):
+class CmdTake(Command, NumberedTargetCommand):
     """
     Steals an object from another.
     Added to the default_cmdsets.
     """
     key = "take"
     aliases = ["steal"]
-    # only allow this command if command.obj is carried by caller.
-    # locks = "cmd:holds()"
+    rhs_split = ("=", " from ")
 
     def func(self):
         """
         Implements the take command. Since this command is designed
         to work on the object, we operate only on self.obj.
         """
-        # logger.log_info(f"Dealing with {self.caller.key}")
-        self.caller.do_take(self.args)
+        if not self.args:
+            self.msg("What do you want to take?")
+        elif not self.rhs:
+            self.msg(f"You want to take {self.lhs}, but from whom?")
+        else:
+            self.caller.do_take(self.lhs, self.rhs)

typeclasses/characters.py

@@ -72,18 +72,10 @@ class Character(Object, DefaultCharacter):
         letter.db.inside = READ_LETTER.format(self.name.capitalize())
         letter.location = self
 
-    def do_take(self, args):
+    def do_take(self, to_take, from_whom):
         """
         A character has a _steal_command. What are the limitations?
         """
-        args = Token(args)
-        if args.empty():
-            self.msg("What do you want to take?")
-        elif len(args.words) == 1:
-            self.msg(f"You want to take {args.words[0]}, but from whom?")
-        else:
-            to_take = args.words[0]
-            from_whom = args.words[-1]
         victim = self.search(from_whom)
         if victim:
             thing = victim.has(to_take)

typeclasses/things.py

@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 
 from evennia import create_script
-from evennia.utils import logger
+from evennia.utils import logger, delay
 
 from .scripts import KnockScript
 from .objects import Object
@@ -11,6 +11,17 @@ from utils.word_list import routput
 from random import choice, random
 import re
 
+class Ring(Object):
+    def move_to(self, destination, *args, **kwargs):
+        """
+        The ring should only go to the door knocker...
+        """
+        if destination.is_typeclass("typeclasses.things.Knocker") or \
+           destination.is_typeclass("typeclasses.characters.Character"):
+           super().move_to(destination)
+           return True
+        return False
+
 
 class Stick(Object):
     def at_object_creation(self):
@@ -309,8 +320,30 @@ class Knocker(Object):
         super().msg(text=text, from_obj=from_obj, **kwargs)
 
     def at_object_leave(self, obj, target_location, **kwargs):
+        """
+        If the ring is removed, we make a comment.
+        """
         if obj.key == "brass ring" and target_location != self:
             self.at_say("Oh my, that feels better.")
-        else:
-            self.at_say("Umph")
+
+    def at_pre_object_receive(self, arriving_object,
+                              source_location, **kwargs):
+        """
+        The knocker only accepts the ring as a gift.
+        """
+        return True if arriving_object.key == "brass ring" else False
+
+    def at_object_receive(self, obj, source_location,
+                          move_type, **kwargs):
+        """
+        If the ring is returned, we make a comment.
+        """
+        if obj.key == "brass ring":
+            delay(2, self.chewing)
         return True
+
+    def chewing(self):
+        """
+        Make a muffled comment.
+        """
+        self.at_say(choice(self.muffled_responses))

utils/support.py

@@ -21,8 +21,13 @@ def character_has(holder, item):
             return i
 
 def god_msg(msg, sender=None, location=None):
+    """
+    Bit of a debugging tool that allows messages to my character.
+    """
     dabbler = Character.objects.search_object("#1")[0]
-    dabbler.msg(f"{msg} {'from ' + sender if sender else ''} {'at ' + location if location else ''}")
+    send_msg = ('from ' + sender.name) if sender else ''
+    loc_msg =  ('at ' + location.name) if location else ''
+    dabbler.msg(f"{msg} {send_msg} {loc_msg}")
 
 def debug(msg, sender=None, location=None):
     god_msg(f"DEBUG: {msg}", sender, location)