1 ;;; Mudsync --- Live hackable MUD
2 ;;; Copyright © 2016 Christopher Allan Webber <cwebber@dustycloud.org>
4 ;;; This file is part of Mudsync.
6 ;;; Mudsync is free software; you can redistribute it and/or modify it
7 ;;; under the terms of the GNU General Public License as published by
8 ;;; the Free Software Foundation; either version 3 of the License, or
9 ;;; (at your option) any later version.
11 ;;; Mudsync is distributed in the hope that it will be useful, but
12 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
13 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 ;;; General Public License for more details.
16 ;;; You should have received a copy of the GNU General Public License
17 ;;; along with Mudsync. If not, see <http://www.gnu.org/licenses/>.
19 ;;; Common "things" and stuff you can do with things.
21 (define-module (mudsync thing)
22 #:use-module (mudsync command)
23 #:use-module (mudsync gameobj)
24 #:use-module (8sync actors)
25 #:use-module (8sync agenda)
26 #:use-module (oop goops)
27 #:use-module (ice-9 match)
28 #:use-module (ice-9 format)
32 thing-contained-commands
33 thing-contained-commands*))
35 (define thing-commands
37 (direct-command "take" 'cmd-take)))
39 ;; Doesn't inherit anything (gameobj has no commands)
41 (define thing-commands* thing-commands)
43 (define thing-contained-commands
45 (direct-command "drop" 'cmd-drop)))
47 ;; Doesn't inherit anything (gameobj has no contained-commands)
49 (define thing-contained-commands* thing-contained-commands)
51 (define-class <thing> (<gameobj>)
52 ;; Can be a boolean or a procedure accepting two arguments
53 ;; (thing-actor whos-acting)
54 (takeable #:init-value #f
55 #:init-keyword #:takeable)
56 ;; Can be a boolean or a procedure accepting two arguments
57 ;; (thing-actor whos-dropping)
58 (dropable #:init-value #t
59 #:init-keyword #:dropable)
61 #:init-value (wrap thing-commands))
63 #:init-value (wrap thing-contained-commands))
64 (actions #:allocation #:each-subclass
67 (cmd-take thing-cmd-take)
68 (cmd-drop thing-cmd-drop))))
70 (define* (thing-cmd-take thing message #:key direct-obj)
71 (define player (message-from message))
73 (mbody-val (<-wait player 'get-name)))
75 (mbody-val (<-wait player 'get-loc)))
76 (define thing-name (slot-ref thing 'name))
78 (slot-ref-maybe-runcheck thing 'takeable player))
80 ;; Set the location to whoever's picking us up
82 (gameobj-set-loc! thing player)
84 #:text (format #f "You pick up ~a.\n"
86 (<- player-loc 'tell-room
87 #:text (format #f "~a picks up ~a.\n"
92 #:text (format #f "It doesn't seem like you can pick up ~a.\n"
95 (define* (thing-cmd-drop thing message #:key direct-obj)
96 (define player (message-from message))
98 (mbody-val (<-wait player 'get-name)))
100 (mbody-val (<-wait player 'get-loc)))
101 (define thing-name (slot-ref thing 'name))
103 (slot-ref-maybe-runcheck thing 'dropable player))
105 ;; Set the location to whoever's picking us up's location
107 (gameobj-set-loc! thing player-loc)
109 #:text (format #f "You drop ~a.\n"
111 (<- player-loc 'tell-room
112 #:text (format #f "~a drops ~a.\n"
117 #:text (format #f "It doesn't seem like you can drop ~a.\n"