Clients now default to leaving sign out messages

Hermes/TODO

@@ -5,12 +5,10 @@
 6. keep count of connected clients using object orientation
 7. maybe fiddle around with irc library 
 8. separate main running code from definitions
-**9. closure connections, messages, threads. Avoid using set! without an object
-   like make-account
-make own count to deal with closures
 10. authentication for databases
 11. user can ask for no of logged in users. Server has to pars
 e
 12. Hide user's own input in command line
-13. Need to gracefully handle disconnected clients by removing from list
+** 13. Need to gracefully handle disconnected clients by removing from list
 of connections
+14. bye message prompt for clients

Hermes/client.rkt

@@ -43,16 +43,22 @@
 
 ;; sends a message to the server
 (define (send-messages username out)
-  ;; intelligent read, quits when user types in "quit"
-  (define input (read-line))
-  (cond ((string=? input "quit") (exit)))
   ; get current time
   (define date-today (seconds->date (current-seconds) #t))
   ;TODO pad the second if its only 1 character
   (define date-print (string-append (number->string (date-hour date-today))
+                                    ":"
+                                    (number->string (date-minute date-today))
                                     ":"
                                     (number->string (date-second date-today))
-                                    "| "))
+                                    " | "))
+  ;; intelligent read, quits when user types in "quit"
+  (define input (read-line))
+  (cond ((string=? input "quit")
+             (displayln (string-append date-print username " signing out. See ya!") out)
+             (flush-output out)
+             (exit)))
+  
   (displayln (string-append date-print username ": " input) out)
   (flush-output out))
 

Hermes/server.rkt

@@ -105,6 +105,11 @@
                       "Sending client a welcome message.")
                     stdout)
     (displayln welcome-message out)
+    ;; print to server log and client
+    (define print-no-users (string-append "Number of users in chat: "
+                                          (number->string ((c-count 'current-count)))))
+    (displayln print-no-users out)
+    (displayln-safe print-no-users stdout)
     (flush-output out)
     (semaphore-wait connections-s)
     ((c-connections 'add) in out)