From dd1f97484adb2fab3ca95e3e1c0dbddb8e7ff4c8 Mon Sep 17 00:00:00 2001
From: Peter McGoron <code@mcgoron.com>
Date: Sat, 14 Sep 2024 11:57:30 -0400
Subject: [PATCH] continuously generate a bible

---
 toplevel.scm | 37 +++++++++++++++++++++++++++++++++++--
 1 file changed, 35 insertions(+), 2 deletions(-)

diff --git a/toplevel.scm b/toplevel.scm
index d000af8..763eaf5 100644
--- a/toplevel.scm
+++ b/toplevel.scm
@@ -1,5 +1,7 @@
 (load "markov.chicken.so")
-(import markov)
+(import markov
+        (chicken format)
+        srfi-18)
 
 (display "Generating table (this may take a while)\n" (current-error-port))
 (define table (make-table-from-file "kjv.txt"))
@@ -27,7 +29,38 @@
 (define (display-a-book-of-the-bible)
   (display (join-verses (make-a-book-of-the-bible))))
 
+(define (generate-continuously* previous-word time book chapter verse)
+  ;; For some reason, default CHICKEN only allows sleeping in increments
+  ;; of 1 second, but THREAD-SLEEP! in SRFI-18 allows for millisecond
+  ;; precision.
+  (flush-output)
+  (thread-sleep! time)
+  (cond
+    ((equal? previous-word "startofbook")
+     (printf "THE BOOK OF ~A~%~%~%" (generate-next-word table "of"))
+     (printf "~A:1:1" (+ book 1))
+     (generate-continuously* (generate-next-word table "startofverse")
+                             time (+ 1 book) 1 1))
+    ((equal? previous-word "startofchapter")
+     (printf "~%~%~A:~A:1" book (+ 1 chapter))
+     (generate-continuously* (generate-next-word table "startofverse")
+                             time book (+ 1 chapter) 1))
+    ((equal? previous-word "startofverse")
+     (printf "~%~A:~A:~A" book chapter (+ 1 verse))
+     (generate-continuously* (generate-next-word table previous-word)
+                             time book chapter (+ 1 verse)))
+    (else (let ((first-char (string-ref previous-word 0)))
+            (if (or (char-alphabetic? first-char)
+                    (char-numeric? first-char))
+                (printf " ~A" previous-word)
+                (printf "~A" previous-word))
+            (generate-continuously* (generate-next-word table previous-word)
+                                    time book chapter verse)))))
+
+(define (generate-continuously time)
+  (generate-continuously* "startofbook" time 0 1 1))
+
 (display "Seeding from truly random source...\n")
 (seed-from-entropy)
-(display "Try (make-a-bible-verse) and (display-a-book-of-the-bible).\n")
+(display "Try (make-a-bible-verse), (display-a-book-of-the-bible), and (generate-continuously 0.1).\n")