X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=mudsync%2Fgameobj.scm;h=fa3554865b61eb306a66ceee6f1ce55840b52a6c;hb=4d1280ec16d7645817bf741cde658e358de66327;hp=7be08654a72e0e5bec190d9df03ddcf7ba208313;hpb=7248fd4470039dab59a8e3a95829952e91c0fd19;p=mudsync.git

diff --git a/mudsync/gameobj.scm b/mudsync/gameobj.scm
index 7be0865..fa35548 100644
--- a/mudsync/gameobj.scm
+++ b/mudsync/gameobj.scm
@@ -52,7 +52,8 @@
    (set-loc! (wrap-apply gameobj-set-loc!))
    (get-name (wrap-apply gameobj-get-name))
    (get-desc (wrap-apply gameobj-get-desc))
-   (goes-by (wrap-apply gameobj-goes-by))))
+   (goes-by (wrap-apply gameobj-act-goes-by))
+   (visible-name (wrap-apply gameobj-visible-name))))
 
 ;;; *all* game components that talk to players should somehow
 ;;; derive from this class.
@@ -76,7 +77,7 @@
   (goes-by #:init-keyword #:goes-by
            #:init-value #f)
 
-  (desc #:init-value ""
+  (desc #:init-value #f
         #:init-keyword #:desc)
 
   ;; how to print our name
@@ -91,7 +92,15 @@
   (container-commands #:init-value '())
   (message-handler
    #:init-value
-   (simple-dispatcher gameobj-actions)))
+   (simple-dispatcher gameobj-actions))
+
+  ;; Most objects are generally visible by default
+  (generally-visible #:init-value #t
+                     #:init-keyword #:generally-visible)
+  ;; @@: Would be preferable to be using generic methods for this...
+  ;;   Hopefully we can port this to Guile 2.2 soon...
+  (visible-to-player?
+   #:init-value (wrap-apply gameobj-visible-to-player?)))
 
 
 ;;; gameobj message handlers
@@ -119,6 +128,11 @@
            (list name)))
         (else '())))
 
+(define (gameobj-act-goes-by actor message)
+  "Reply to a message requesting what we go by."
+  (<-reply actor message
+           #:goes-by (gameobj-goes-by actor)))
+
 (define (val-or-run val-or-proc)
   "Evaluate if a procedure, or just return otherwise"
   (if (procedure? val-or-proc)
@@ -133,6 +147,7 @@
    commands))
 
 (define-mhandler (gameobj-get-commands actor message verb)
+  "Get commands a co-occupant of the room might execute for VERB"
   (define filtered-commands
     (filter-commands (val-or-run (slot-ref actor 'commands))
                      verb))
@@ -141,19 +156,23 @@
            #:goes-by (gameobj-goes-by actor)))
 
 (define-mhandler (gameobj-get-container-commands actor message verb)
+  "Get commands as the container / room of message's sender"
   (define filtered-commands
     (filter-commands (val-or-run (slot-ref actor 'container-commands))
                      verb))
   (<-reply actor message #:commands filtered-commands))
 
 (define-mhandler (gameobj-add-occupant! actor message who)
+  "Add an actor to our list of present occupants"
   (hash-set! (slot-ref actor 'occupants)
              who #t))
 
 (define-mhandler (gameobj-remove-occupant! actor message who)
+  "Remove an occupant from the room."
   (hash-remove! (slot-ref actor 'occupants) who))
 
 (define-mhandler (gameobj-get-occupants actor message)
+  "Get all present occupants of the room."
   (define occupants
     (hash-map->list (lambda (key val) key)
                     (gameobj-occupants actor)))
@@ -163,6 +182,7 @@
 
 ;; @@: Should it really be #:id ?  Maybe #:loc-id or #:loc?
 (define-mhandler (gameobj-set-loc! actor message loc)
+  "Set the location of this object."
   (define old-loc (gameobj-loc actor))
   (format #t "DEBUG: Location set to ~s for ~s\n"
           loc (actor-id-actor actor))
@@ -175,8 +195,37 @@
       (<-wait actor old-loc 'remove-occupant! #:who (actor-id actor))))
 
 (define gameobj-get-name (simple-slot-getter 'name))
-(define gameobj-get-desc (simple-slot-getter 'desc))
+
+(define-mhandler (gameobj-get-desc actor message whos-looking)
+  (define desc-text
+    (match (slot-ref actor 'desc)
+      ((? procedure? desc-proc)
+       (desc-proc actor whos-looking))
+      (desc desc)))
+  (<-reply actor message #:val desc-text))
 
 (define (gameobj-simple-name-f gameobj)
   "Simplest version: return ourselves for our name."
   (gameobj-name gameobj))
+
+(define (gameobj-visible-to-player? gameobj whos-looking)
+  "Check to see whether we're visible to the player or not.
+By default, this is whether or not the generally-visible flag is set."
+  (slot-ref gameobj 'generally-visible))
+
+(define-mhandler (gameobj-visible-name actor message whos-looking)
+  ;; Are we visible?
+  (define we-are-visible
+    ((slot-ref actor 'visible-to-player?) actor whos-looking))
+
+  (define name-to-return
+    (if we-are-visible
+        ;; Return our name
+        (match (slot-ref actor 'name)
+          ((? procedure? name-proc)
+           (name-proc actor whos-looking))
+          ((? string? name)
+           name)
+          (#f #f))
+        #f))
+  (<-reply actor message #:text name-to-return))