From: Christopher Allan Webber <cwebber@dustycloud.org>
Date: Sat, 30 Apr 2016 18:07:54 +0000 (-0500)
Subject: room exit wiring
X-Git-Tag: fosdem-2017~208
X-Git-Url: https://jxself.org/git/?a=commitdiff_plain;h=11ff8f1ac1d05e8d00c9936cfac59907eb323318;p=mudsync.git

room exit wiring
---

diff --git a/mudsync.scm b/mudsync.scm
index 36781f4..eee888d 100644
--- a/mudsync.scm
+++ b/mudsync.scm
@@ -190,10 +190,14 @@
 ;;   I kinda like calling it a GM though.
 
 (define-class <game-master> (<actor>)
-  ;; The directory is a "namespaced" directory of all "special" content
-  ;; in the game, identifiable by some special key.
-  ;; (The namespace is simply a cons of (namespace . special-symbol))
-  (directory #:init-thunk make-hash-table)
+  ;; Directory of "special" objects.
+  (special-dir #:init-thunk make-hash-table
+               #:getter gm-special-dir)
+
+  ;; Room directory.  Room symbols to 
+  (room-dir #:init-thunk make-hash-table
+            #:getter gm-room-dir)
+
   ;; A mapping of client ids to in-game actors
   (client-to-actor #:init-thunk make-hash-table)
   ;; Network manager
@@ -204,15 +208,18 @@
    #:init-value
    (make-action-dispatch
     (init-world (wrap-apply gm-init-world))
-    (client-input (wrap-apply gm-handle-client-input)))))
+    (client-input (wrap-apply gm-handle-client-input))
+    (lookup-room (wrap-apply gm-lookup-room)))))
+
 
+;;; .. begin world init stuff ..
 
 (define (gm-init-world gm message)
   ;; Load database
   ;;  TODO
 
   ;; Init basic rooms / structure
-  ;;  TODO
+  (gm-init-rooms gm (message-ref message 'room-spec))
 
   ;; Restore database-based actors
   ;;  TODO
@@ -220,6 +227,41 @@
   ;; Set up the network
   (gm-setup-network gm))
 
+(define (gm-init-rooms gm rooms-spec)
+  "Initialize the prebuilt rooms"
+  ;; @@: Would it be nicer to just allow passing in
+  ;;     #:exits to the room spec itself?
+  (define (exit-from-spec exit-spec)
+    "Take room exits syntax from the spec, turn it into exits"
+    (match exit-spec
+      ((name to-symbol description)
+       (make <exit>
+         #:name name
+         #:to-symbol to-symbol
+         #:description description))))
+
+  (define rooms
+    (map
+     (match-lambda
+       ((room-symbol room-class
+                     room-args ...
+                     (room-exits ...))
+        
+        ;; initialize the room
+        (apply create-actor* gm room-class "room"
+               #:gm (actor-id gm)
+               #:exits (map exit-from-spec room-exits)
+               room-args)))
+     rooms-spec))
+
+  ;; now wire up all the exits
+  (for-each
+   (lambda (room)
+     (format #t "Wiring up ~s...\n" (address->string room))
+     (<-wait gm room 'wire-exits!))
+   rooms))
+
+
 (define (gm-setup-network gm)
   ;; Create a default network manager if none available
   (set! (gm-network-manager gm)
@@ -229,6 +271,9 @@
   ;; TODO: Add host and port options
   (<-wait gm (gm-network-manager gm) 'start-listening))
 
+;;; .. end world init stuff ...
+
+
 (define (gm-handle-client-input actor message)
   "Handle input from a client."
   (define client-id (message-ref message 'client))
@@ -238,12 +283,18 @@
       #:client client-id
       #:data "Thanks, we got it!\n"))
 
+(define-mhandler (gm-lookup-room actor message symbol)
+  (define room-id
+    (slot-ref (gm-room-dir actor) symbol))
+  (<-reply actor message room-id))
+
 (define-method (gm-setup-database (gm <game-master>))
   'TODO)
 
 (define-method (gm-setup-rooms-etc (gm <game-master>))
   'TODO)
 
+
 
 ;;; Rooms
 ;;; =====
@@ -262,13 +313,15 @@
   (name #:accessor exit-name
         #:init-keyword #:name)
   (description #:accessor exit-description
-               #:init-keyword #:address)
+               #:init-keyword #:description)
 
   ;; *Note*: These two methods have an extra layer of indirection, but
   ;;   it's for a good reason.
-  (visible-check #:init-keyword (const #t))
+  (visible-check #:init-value (const #t)
+                 #:init-keyword #:visible-check)
   ;; By default all exits can be traversed
-  (traverse-check #:init-keyword (const #t)))
+  (traverse-check #:init-value (const #t)
+                  #:init-keyword #:traverse-check))
 
 (define* (exit-can-traverse? exit actor
                              #:optional (target-actor (actor-id actor)))
@@ -314,8 +367,7 @@
     ((evict-occupant! actor message who)
      "De-register an occupant removed from the room"
      (hash-remove! (slot-ref actor 'occupants) who))
-    ((wire-exits! actor message)
-     (wrap-apply room-wire-exits!)))))
+    (wire-exits! (wrap-apply room-wire-exits!)))))
 
 (define (room-wire-exits! room message)
   (for-each
@@ -337,7 +389,7 @@
 ;; Debugging stuff
 (define %test-gm #f)
 
-(define (run-demo . args)
+(define (run-demo db-path room-spec)
   (define hive (make-hive))
   (define gm
     (hive-create-actor-gimmie* hive <game-master> "gm"))
@@ -345,4 +397,5 @@
   ;; @@: Boy, wouldn't it be nice if the agenda could do things
   ;;   on interrupt :P
   (ez-run-hive hive
-               (list (bootstrap-message hive (actor-id gm) 'init-world))))
+               (list (bootstrap-message hive (actor-id gm) 'init-world
+                                        #:room-spec room-spec))))