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

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")
  printoeb(passages)

def printoeb(passages, title=True,plug=True):
  if plug:
    print('=> https://github.com/openenglishbible/Open-English-Bible This content from OpenEnglishBible (public domain)')
    print('=> gemini://gemini.zachdecook.com/usfm2gmi/ and rendered with usfm2gmi')
  for passage in passages:
    printing = 0
    inendc = False
    book=passage.start.format('b').upper()
    fname=sco(['find', 'oeb/', '-iname', f'*-{book}*']).strip()
    if not fname:
      # TODO: throw 51?
      print(f"{book} doesn't exist yet in the OEB\r\n")
      continue
    if title:
      print("# " + passage.format())
    f = open(fname)
    startc = passage.start.chapter
    startv= passage.start.verse
    endc = passage.end.chapter
    endv= passage.end.verse
    for line in f:
      if f'\\c {startc}' == line.strip():
        printing = 1
        if startv <= 1:
          printing = 2
      if printing == 1 and (f'\\v {startv} ' in line or f'\\v {startv}' == line.strip()):
        printing =2
      if (f'\\c {endc}') == line.strip():
        inendc = True
      if inendc and (f'\\v {endv+1} ') in line:
        printing =0
      if (f'\\c {endc+1}') in line.strip():
        printing =0

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

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