X-Git-Url: https://jxself.org/git/?p=mudsync.git;a=blobdiff_plain;f=mudsync%2Fgame-master.scm;h=f82ec37cda6379e496be673b5b25e0e9c96773e3;hp=9ced9fadfdf5b4ee90259e145e9b19f75c843acb;hb=36042544b6defa138f348f093f895722a472e1ba;hpb=9277ba45abf6c359bc7465bca2c6d74c166aca32

diff --git a/mudsync/game-master.scm b/mudsync/game-master.scm
index 9ced9fa..f82ec37 100644
--- a/mudsync/game-master.scm
+++ b/mudsync/game-master.scm
@@ -22,6 +22,7 @@
   #:use-module (8sync agenda)
   #:use-module (oop goops)
   #:use-module (ice-9 match)
+  #:use-module (srfi srfi-26)
   #:export (<game-master>
             make-default-room-conn-handler))
 
@@ -56,7 +57,8 @@
     (lookup-special (wrap-apply gm-lookup-special))
     (new-client (wrap-apply gm-new-client))
     (write-home (wrap-apply gm-write-home))
-    (client-closed (wrap-apply gm-client-closed)))))
+    (client-closed (wrap-apply gm-client-closed))
+    (inject-special! (wrap-apply gm-inject-special!)))))
 
 
 ;;; .. begin world init stuff ..
@@ -74,6 +76,8 @@
   ;; Set up the network
   (gm-setup-network gm))
 
+
+;; @@: If you change this code, update gm-inject-special! if appropriate.
 (define (gm-init-game-spec gm game-spec)
   "Initialize the prebuilt special objects"
   (define set-locs '())
@@ -169,6 +173,40 @@
     (gm-unregister-client! gm client)))
 
 
+(define-mhandler (gm-inject-special! gm message
+                                     special-symbol gameobj-spec)
+  "Inject, possiibly replacing the original, special symbol
+using the gameobj-spec."
+  (define existing-obj
+    (hash-ref (slot-ref gm 'special-dir) special-symbol))
+
+  ;; There's a lot of overlap here with gm-init-game-spec.
+  ;; We could try to union them?  It seemed hard last time I looked,
+  ;; because things need to run in a different order.
+  (match gameobj-spec
+    (((? (cut eq? <> special-symbol) symbol) class loc args ...)
+     ;; initialize the special object
+     (let ((special-obj
+            (apply create-actor* gm class
+                   ;; set cookie to be the object's symbol
+                   (symbol->string symbol)
+                   #:gm (actor-id gm)
+                   args)))
+       ;; Set the location
+       (<-wait gm special-obj 'set-loc!
+                  #:loc (hash-ref (gm-special-dir gm) loc))
+       ;; Initialize the object, and depending on if an object
+       ;; already exists with this info, ask it to coordinate
+       ;; replacing with the existing object.
+       (if existing-obj
+           (<-wait gm special-obj 'init #:replace existing-obj)
+           (<-wait gm special-obj 'init))
+       ;; Register the object
+       (hash-set! (gm-special-dir gm) symbol special-obj)
+       ;; Destroy the original, if it exists.
+       (if existing-obj
+           (<- gm existing-obj 'self-destruct #:why 'replaced))))))
+
 ;;; GM utilities
 
 (define (gm-register-client! gm client-id player)