X-Git-Url: https://jxself.org/git/?p=mudsync.git;a=blobdiff_plain;f=mudsync%2Froom.scm;h=a84550d630c726f7e6588d63a740d4d07bfed0ef;hp=b6164da14fcbd3310d75aa8f3fb4c063af275c14;hb=d198683d31a3b359e26cc688cc04cebc8ca978c6;hpb=d13325f5f6eba20c808636948432dcdff4e138f6

diff --git a/mudsync/room.scm b/mudsync/room.scm
index b6164da..a84550d 100644
--- a/mudsync/room.scm
+++ b/mudsync/room.scm
@@ -17,28 +17,33 @@
 ;;; along with Mudsync.  If not, see <http://www.gnu.org/licenses/>.
 
 (define-module (mudsync room)
+  #:use-module (mudsync command)
   #:use-module (mudsync gameobj)
   #:use-module (8sync systems actors)
   #:use-module (8sync agenda)
   #:use-module (oop goops)
+  #:use-module (srfi srfi-1)
+  #:use-module (ice-9 control)
   #:export (<room>
+            room-actions
+            room-actions*
+
             <exit>))
 
-;;; Rooms
+
+;;; Exits
 ;;; =====
 
 (define-class <exit> ()
   ;; Used for wiring
-  (to-symbol #:accessor exit-to-symbol
-             #:init-keyword #:to-symbol)
+  (to-symbol #:init-keyword #:to-symbol)
   ;; The actual address we use
-  (to-address #:accessor exit-to-address
-              #:init-keyword #:address)
+  (to-address #:init-keyword #:address)
   ;; Name of the room (@@: Should this be names?)
-  (name #:accessor exit-name
+  (name #:getter exit-name
         #:init-keyword #:name)
-  (desc #:accessor exit-desc
-               #:init-keyword #:desc)
+  (desc #:init-keyword #:desc
+        #:init-value #f)
 
   ;; *Note*: These two methods have an extra layer of indirection, but
   ;;   it's for a good reason.
@@ -57,72 +62,195 @@
   ((slot-ref exit 'traverse-check) exit actor target-actor))
 
 
-;; Kind of a useful utility, maybe?
-(define (simple-slot-getter slot)
-  (lambda (actor message)
-    (reply-message actor message
-                   #:val (slot-ref actor slot))))
+
+;;; Rooms
+;;; =====
 
-(define always (const #t))
+(define %room-contain-commands
+  (list
+   (loose-direct-command "look" 'cmd-look-at)
+   (empty-command "look" 'cmd-look-room)
+   (empty-command "go" 'cmd-go-where)
+   (loose-direct-command "go" 'cmd-go)))
 
-;; TODO: remove hack
-(define full-command list)
+(define room-actions
+  (build-actions
+   ;; desc == description
+   (init (wrap-apply room-init))
+   (wire-exits! (wrap-apply room-wire-exits!))
+   (cmd-go (wrap-apply room-cmd-go))
+   (cmd-go-where (wrap-apply room-cmd-go-where))
+   (look-room (wrap-apply room-look-room))
+   ;; in this case the command is the same version as the normal
+   ;; look-room version
+   (cmd-look-room (wrap-apply room-look-room))
+   (cmd-look-at (wrap-apply room-look-at))))
 
-;; TODO: fill these in
-(define cmatch-just-verb #f)
-(define cmatch-direct-verb #f)
-(define cmatch-direct-obj #f)
+(define room-actions*
+  (append room-actions gameobj-actions))
 
-(define %room-contain-commands
-  (list
-   (full-command "look" cmatch-just-verb always 'look-room)
-   (full-command "look" cmatch-direct-obj always 'look-member)
-   (full-command "go" cmatch-just-verb always 'go-where)
-   (full-command "go" cmatch-direct-obj always 'go-exit)))
+(define room-action-dispatch
+  (simple-dispatcher room-actions*))
 
 ;; TODO: Subclass from container?
 (define-class <room> (<gameobj>)
-  (desc #:init-value ""
-        #:init-keyword #:desc)
-  ;; TODO: Switch this to be loc based
-  ;; Uses a hash table like a set (values ignored)
-  (occupants #:init-thunk make-hash-table)
   ;; A list of <exit>
   (exits #:init-value '()
+         #:init-keyword #:exits
          #:getter room-exits)
-  ;; @@: Maybe eventually <room> will inherit from some more general
-  ;;  game object class
 
-  (contain-commands
-   #:init-value %room-contain-commands)
+  (container-commands
+   #:init-value (wrap %room-contain-commands))
 
   (message-handler
    #:allocation #:each-subclass
-   #:init-value
-   (make-action-dispatch
-    ;; desc == description
-    (get-desc
-     (simple-slot-getter 'desc))
-    (get-name
-     (simple-slot-getter 'name))
-    ((register-occupant! actor message who)
-     "Register an actor as being a occupant of this room"
-     (hash-set! (slot-ref actor 'occupants) who #t))
-    ((evict-occupant! actor message who)
-     "De-register an occupant removed from the room"
-     (hash-remove! (slot-ref actor 'occupants) who))
-    (wire-exits! (wrap-apply room-wire-exits!)))))
-
-(define (room-wire-exits! room message)
+   ;; @@: Can remove this indirection once things settle
+   #:init-value (wrap-apply room-action-dispatch)))
+
+(define (room-init room message)
+  (room-wire-exits! room))
+
+(define (room-wire-exits! room)
   "Actually hook up the rooms' exit addresses to the rooms they
 claim to point to."
   (for-each
    (lambda (exit)
      (define new-exit
-       (<-wait room (gameobj-gm room) 'lookup-room
-               #:symbol (exit-to-symbol exit)))
+       (message-ref
+        (<-wait room (gameobj-gm room) 'lookup-special
+                #:symbol (slot-ref exit 'to-symbol))
+        'room-id))
 
-     (set! (exit-to-address exit) new-exit))
+     (slot-set! exit 'to-address new-exit))
 
    (room-exits room)))
 
+(define-mhandler (room-cmd-go room message direct-obj)
+  (define exit
+    (find
+     (lambda (exit)
+       (equal? (exit-name exit) direct-obj))
+     (room-exits room)))
+  (cond
+   (exit
+    ;; Set the player's new location
+    (<-wait room (message-from message) 'set-loc!
+            #:loc (slot-ref exit 'to-address))
+    ;; Have the new room update the player to the new location
+    (<- room (slot-ref exit 'to-address) 'look-room
+        #:to-id (message-from message)))
+   (else
+    (<- room (message-from message) 'tell
+        #:text "You don't see any way to go there.\n"))))
+
+(define-mhandler (room-cmd-go-where room message)
+  (<- room (message-from message) 'tell
+      #:text "Go where?\n"))
+
+;;; look commands
+
+(define (list-words-as-string words)
+  "A little utility for listing a bunch of words in an English-style list"
+  ;; TODO: This could be made faster by traversing the O(n)
+  ;;   list once, not twice
+  (let ((word-length (length words)))
+    (cond 
+     ((eqv? word-length 0) "")
+     ((eqv? word-length 1) (car words))
+     (else
+      ;; TODO: and this is NOT efficient
+      (string-append
+       (string-join
+        (drop-right words 1)
+        ", ")
+       " and "
+       (last words))))))
+
+(define (room-player-looks-around room player-id)
+  "Handle looking around the room"
+  ;; Get the room text
+  (define room-text
+    (format #f "**~a**\n~a\n"
+            (slot-ref room 'name)
+            (slot-ref room 'desc)))
+
+  ;; Get a list of other things the player would see in the room
+  (define occupant-names-all
+    (map
+     (lambda (occupant)
+       (message-ref
+        (<-wait room occupant 'visible-name
+                #:whos-looking player-id)
+        'text))
+     (remove
+      (lambda (x) (equal? x player-id))
+      (hash-map->list (lambda (x _) x)
+                      (slot-ref room 'occupants)))))
+
+  ;; Strip out the #f responses (these aren't listed because they lack a name
+  ;; or they aren't "obviously visible" to the player)
+  (define occupant-names-filtered
+    (filter identity occupant-names-all))
+
+  (define occupant-names-string
+    (if (eq? occupant-names-filtered '())
+        #f
+        (format #f "You see here: ~a.\n"
+                (list-words-as-string occupant-names-filtered))))
+
+  (define final-text
+    (if occupant-names-string
+        (string-append room-text occupant-names-string)
+        room-text))
+  
+  (<- room player-id 'tell
+      #:text final-text))
+
+
+(define-mhandler (room-look-room room message)
+  "Command: Player asks to look around the room"
+  (room-player-looks-around
+   room
+   ;; Either send it to the #:to-id of the message, or to the
+   ;; sender of the message
+   (message-ref message 'to-id
+                (message-from message))))
+
+(define (room-find-thing-called room called-this)
+  "Find something called CALLED-THIS in the room, if any."
+  (call/ec
+   (lambda (return)
+     (for-each
+      (lambda (occupant)
+        (define goes-by
+          (message-ref (<-wait room occupant 'goes-by)
+                       'goes-by #f))
+        (display "here!\n")
+        (if (member called-this goes-by)
+            (return occupant)))
+      (hash-map->list (lambda (key val) key)
+                      (slot-ref room 'occupants)))
+     #f)))
+
+(define %formless-desc
+  "You don't see anything special about it.")
+
+(define-mhandler (room-look-at room message direct-obj)
+  "Look at a specific object in the room."
+  (define matching-object
+    (room-find-thing-called room direct-obj))
+
+  (cond
+   (matching-object
+    (let ((obj-desc
+           (message-ref
+            (<-wait room matching-object 'get-desc)
+            'val)))
+      (if obj-desc
+          (<- room (message-from message) 'tell
+              #:text (string-append obj-desc "\n"))
+          (<- room (message-from message) 'tell
+              #:text (string-append %formless-desc "\n")))))
+   (else
+    (<- room (message-from message) 'tell
+        #:text "You don't see that here, so you can't look at it.\n"))))