#!/usr/bin/env python3
# pip3 install bible-passage-reference-parser
from bible import parse_string
import usfm2gmi.usfm2gmi as usfm2gmi
import os
import sys
import subprocess

def printf(line, printStrongs=False):
  if line.strip():
    print(usfm2gmi.convert(line, printStrongs), end=' ')
  else:
    print()

def eprint(*args, **kwargs):
    print(*args, file=sys.stderr, **kwargs)

def main(qs):
  if not qs:
    print("10 Enter a scripture reference\r\n")
    return
  passages = parse_string(qs)
  # TODO: Also handle "john 3, tomato 2" errors?
  if type(passages[0]) == tuple:
    print("51 " + str(passages[0][0]) + "'\r\n")
    return
  print("20 text/gemini\r\n")
  printwebp(passages)

def printwebp(passages, title=True, plug=True, printStrongs=False):
  books=subprocess.check_output([f"find", "webp/", "-name", f'??-*.usfm']).strip().split(b"\n")
  books.sort()
  if plug:
    print('=>https://ebible.org/find/details.php?id=engwebp&all=1 This content from World English Bible (public domain)')
    print('=> gemini://gemini.zachdecook.com/usfm2gmi/ and rendered with usfm2gmi')
  for passage in passages:
    if title:
      print("# " + passage.format())
    printing = 0
    inendc = False
    bookn = passage.start.book
    #eprint(bookn)
    f = open(books[bookn])
    startc = passage.start.chapter
    startv= passage.start.verse
    endc = passage.end.chapter
    endv= passage.end.verse
    for line in f:
      if f'\\c ' in line and f' {startc} ' in line:
        printing = 1
      if printing == 1 and (f'\\v {startv} ') in line:
        printing =2
      if f'\\c ' in line and f' {endc} ' in line:
        inendc = True
      if inendc and (f'\\v {endv+1} ') in line:
        printing =0
      if f'\\c ' in line and f' {endc+1} ' in line:
        printing =0

      if printing>=2:
        printf(line, printStrongs)
    print('(WEB)') #end in newline

if __name__ == '__main__':
  qs = os.getenv("QUERY_STRING") or (sys.argv[1] if len(sys.argv) >= 2 else '')
  main(qs)