Bugfixes.

src/server/farm.scm

@@ -266,6 +266,9 @@
   (assert (number? (game-id g)))
   (assert (list? (game-players g)))
   (for-each (lambda (p)
+              (when (not (= (player-cash p) (player-display-cash p)))
+                (print "display cash out-of-sync")
+                (safe-set! (player-display-cash p) (player-cash p)))
               (assert (instance-of? p <player>))
               (assert (number? (player-cash p)))
               (assert (number? (player-display-cash p)))
@@ -1353,6 +1356,9 @@
                         (safe-set! (player-display-cash player) (player-cash player))
                         (safe-set! (player-debt player) 0))))))
          (create-ws-response player "loan" '()))
+        ((string=? type "nothing")
+         (message-players! game player '() type: "update")
+         (create-ws-response player "update" '()))
         ((string=? type "trade")
          (let ((res (propose-trade game player (alist-ref 'parameters msg))))
            (if (eq? res #t)
@@ -1680,7 +1686,8 @@
     ((end-ai-turn)
      (if (eq? (player-state player) 'pre-turn)
          (process-ai-push-message player game '((type . "update"))) ;; restarting at AI player's turn
-         (when (ai-processing-turn player)
+         (if (ai-processing-turn player)
+             (begin
                (when (< (player-cash player) 0)
                  (print "taking out loan")
                  (process-message player game "loan" `((amount . ,(/ (+ (abs (player-cash player))
@@ -1695,6 +1702,10 @@
                (print "ending turn")
                ;; (thread-sleep! 0.5)
                (set! (ai-processing-turn player) #f)
+               (process-message player game "turn-ended" '()))
+             ;; this could happen if we restart the game in the middle of a turn
+             ;; so lets just force the next turn
+             ;; TODO this might get hit for every AI player?
              (process-message player game "turn-ended" '())
            )))))
 
@@ -1703,7 +1714,13 @@
     (*game* game)
     (*player* player)
     (let loop ((msg (mailbox-receive! (player-mailbox player))))
-      (process-ai-push-message player game msg)
+      (handle-exceptions
+          exn
+        (begin (log-error exn)
+               (print (conc "Server error: " (with-output-to-string
+                                               (lambda ()
+                                                 (print-error-message exn))))))
+        (process-ai-push-message player game msg))
       (loop (mailbox-receive! (player-mailbox player))))))
 
 (define (session-game)
@@ -1746,7 +1763,9 @@
                (let* ((game (*game*))
                       (res (process-message (*player*)
                                             game
-                                            (alist-ref 'type msg)
+                                            (alist-ref 'type (if (list? msg)
+                                                                 msg
+                                                                 '((type . "nothing"))))
                                             msg)))
                  (when game
                    (safe-set! (game-last-updated game) (+ (game-last-updated game) 1))
@@ -2571,6 +2590,8 @@
 ;; bug on display for uncle berts farm
 ;; Error: (mailbox-send!) bad argument type - not a mailbox: "redhead91
 
+;; farmers luck can cause display cash to be out of sync
+
 ;; Uncaught TypeError: Cannot read property 'toFixed' of undefined
 ;;     at St (app.0f8d4f4543faaee5dff1.js:1377)
 ;;     at app.0f8d4f4543faaee5dff1.js:1457