websocket: Initial <websocket> client actor support.

[8sync.git] / demos / websocket / 8s-client.scm

diff --git a/demos/websocket/8s-client.scm b/demos/websocket/8s-client.scm
new file mode 100755 (executable)
index 0000000..09fe137
--- /dev/null
+++ b/demos/websocket/8s-client.scm
@@ -0,0 +1,61 @@
+#! /usr/bin/env guile
+# -*-scheme-*-
+!#
+
+;;; 8sync --- Asynchronous programming for Guile
+;;; Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+;;;
+;;; This file is part of 8sync.
+;;;
+;;; 8sync is free software: you can redistribute it and/or modify it
+;;; under the terms of the GNU Lesser General Public License as
+;;; published by the Free Software Foundation, either version 3 of the
+;;; License, or (at your option) any later version.
+;;;
+;;; 8sync is distributed in the hope that it will be useful,
+;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU Lesser General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU Lesser General Public
+;;; License along with 8sync.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (8s-client)
+  #:use-module (oop goops)
+  #:use-module (8sync)
+  #:use-module (8sync systems websocket client)
+
+  #:export (main))
+
+(define %default-server "ws://localhost:1236")
+
+(define-actor <sleeper> (<actor>)
+  ((*init* sleeper-loop))
+  (sleep-secs #:init-value 3 #:getter sleeper-sleep-secs))
+
+(define (sleeper-loop actor message)
+  (while (actor-alive? actor)
+    (display "Zzzzzzzz....\n")
+    ;; Sleep for a bit
+    (8sleep (sleeper-sleep-secs actor))))
+
+(define (main . args)
+  (let* ((hive (make-hive))
+         (sleeper (bootstrap-actor hive <sleeper>))
+         (websocket-id (bootstrap-actor hive <websocket>
+                                        #:url %default-server ;; toggle open with url/with message
+                                        #:on-close (lambda (ws)
+                                                     (format (current-error-port) "on-close: ~s\n" ws))
+                                        #:on-error (lambda (ws e)
+                                                     (format (current-error-port) "on-error: ~s:~s\n" ws e))
+                                        #:on-message (lambda (ws msg)
+                                                       (format (current-error-port) "on-message: ~s:~s\n" ws msg))
+                                        #:on-open (lambda (ws)
+                                                    (format (current-error-port) "on-open: ~s\n" ws)
+                                                    (websocket-send ws 'message "Hello, Web Socket!"))))
+         (websocket ((@@ (8sync actors) hive-resolve-local-actor) hive websocket-id)))
+    (if (.url websocket)
+        (run-hive hive '())
+        (run-hive hive (list (bootstrap-message hive websocket-id 'open %default-server))))))
+
+(main (command-line))