Code for joiner too! It works!

gib-gab-gob/game.scm

@@ -19,7 +19,8 @@
      (else 'play)))
   (define (signal-turn)
     ;; any better way to do this?
-    (spawn-fiber (λ () (put-message my-turn+ #t))))
+    (spawn-fiber (λ () (put-message my-turn+ #t)))
+    #f)
   (define (switch-turn!)
     (set! %my-turn? (not %my-turn?))
     (when %my-turn? (signal-turn))
@@ -39,7 +40,10 @@
    [(my-mark) mark]
    [(state) (%state)]
    [(initialize!)
-    (on (<- peer 'try-transition) (λ (status) (format #t "Peer's status: ~a\n" status)) #:promise? #t)]
+    (on (<- peer 'try-transition)
+        (λ (status)
+          (format #t "Peer's status: ~a\n" status)
+          status) #:promise? #t)]
    [(my-turn! x y)
     (if %my-turn?
         (begin

gib-gab-gob/rps.scm

@@ -8,7 +8,7 @@
   #:use-module (goblins ocapn netlayer onion)
   #:use-module (gib-gab-gob board)
   #:use-module (fibers conditions)
-  #:export (make-joiner initiator/connect resolve-initiator ^game-initiator ^game-joiner))
+  #:export (initiator/connect ^game-initiator ^game-joiner))
 
 ;;
 ;; Initiator logic
@@ -39,16 +39,8 @@
 ;;
 ;; Joiner logic
 ;;
-(define (make-joiner ^game-controller addr)
-  (define mycapn (spawn-mycapn (new-onion-netlayer)))
-  (define init-sref (string->ocapn-id addr))
-  (define initiator ($ mycapn 'enliven init-sref))
-  (define joiner (spawn ^game-joiner initiator ^game-controller))
-  (on (<- initiator 'register-opponent joiner ($ joiner 'get-sealed-pick))
-      (lambda (_) (<- initiator 'try-transition)))
-  joiner)
 
-(define (^game-joiner bcom initiator ^game-controller)
+(define (^game-joiner bcom initiator ^game-controller board my-turn+)
   (define-values (seal-pick unseal-pick my-pick?)
     (spawn-sealer-triplet))
   (define pick (pick-rps))
@@ -60,7 +52,7 @@
     ;; We make the assumption that initiator is to become a controller.
     ;; Note second arg to bcom which will return the value (this is confusing to me)
     ;; see https://spritely.institute/files/docs/guile-goblins/0.11.0/Object-construction.html
-    (bcom (^game-controller bcom (make-board) (make-condition) won? initiator) unseal-pick)]))
+    (bcom (^game-controller bcom board my-turn+ won? initiator) unseal-pick)]))
 
 ;;
 ;; Standard rock paper scissors logic follows!

gib-gab-gob/ui/console.scm

@@ -9,7 +9,10 @@
   #:use-module (fibers)
   #:use-module (fibers channels)
   #:use-module (goblins)
-  #:export (make-initiator))
+  #:use-module (goblins ocapn captp)
+  #:use-module (goblins ocapn ids)
+  #:use-module (goblins ocapn netlayer onion)
+  #:export (make-initiator make-joiner))
 
 ;; Module for simple console-based UI (no curses)
 
@@ -70,3 +73,18 @@
    (define initiator (spawn ^game-initiator ^ggg-controller board my-turn+))
    (initiator/connect initiator)
    (begin-game-loop board initiator my-turn+)))
+
+(define (make-joiner ^game-controller addr)
+  (with-vat
+   (spawn-vat #:name "Joiner Game")
+   (define mycapn (spawn-mycapn (new-onion-netlayer)))
+   (define my-turn+ (make-channel))
+   (define board (make-board))
+   (let* ((init-sref (string->ocapn-id addr))
+          (initiator ($ mycapn 'enliven init-sref))
+          (joiner (spawn ^game-joiner initiator ^game-controller board my-turn+))
+          (sealed ($ joiner 'get-sealed-pick)))
+     (on (<- initiator 'register-opponent joiner sealed)
+         (λ (_)
+           (on ($ joiner 'initialize!)
+               (λ (status) (begin-game-loop board joiner my-turn+) #f)))))))

scripts/make-joiner.in

@@ -3,7 +3,7 @@
 !#
 
 (use-modules
- (gib-gab-gob rps)
+ (gib-gab-gob ui console)
  (gib-gab-gob game))
 (apply make-joiner (cons ^ggg-controller (cdr (command-line))))