#! /usr/bin/env sh
exec guile -e '(@ (bible2latex) main)' -s "$0" "$@"
!#

(define-module (bible2latex)
  #:use-module (bible-tools)
  #:use-module (latex-export)
  #:use-module (srfi srfi-1)
  #:use-module (srfi srfi-26)
  #:export (main))

(define print-text (compose display as-latex))

(define (help)
  (display "Usage: bible2latex [-b book] [-c chapter] [-h] [-v]\n")
  (display "\t-b book\t\texport the book to latex\n")
  (display "\t-c chapter\texport this chapter to latex\n")
  (display "\t-h\t\tdisplay this help message\n")
  (display "\t-v\t\tdisplay the current version\n"))

(define (version)
  (display "bible2latex v1.0.0\n"))

(define (main args)
  (define flag? (cut member <> args))
  (define get (compose cadr flag?))
  (define-syntax conf
    (syntax-rules (else)
      ((_ (f e)... (else g)) (cond ((flag? f) e)... (else g)))))
  (with-bible "jantzen"
              (conf ("-h" (help))
                    ("-v" (version))
                    ("-b" (if (flag? "-c")
                              (call-with-chapter (get "-b") (get "-c")
                                                 print-text)
                              (call-with-book (get "-b") print-text)))
                    (else print-text))))