from pyparsing import ParseException
from versiref import RefParser, RefStyle, standard_names, Versification

def parse_reference(reference: str) -> None:
    """Parse argument and print result."""
    # Expect SBL abbreviations in the input
    sbl_abbrevs = standard_names("en-sbl_abbreviations")
    sbl_style = RefStyle(names=sbl_abbrevs)
    # Use typical versification for English Bibles
    versification = Versification.named("eng")
    # Build parser for style
    parser = RefParser(sbl_style, versification)
    # Use Italian CEI Bible style for output
    cei_abbrevs = standard_names("it-cei_abbreviazioni")
    cei_style = RefStyle(names=cei_abbrevs, chapter_verse_separator=",", verse_range_separator=".")
    try:
        ref = parser.parse(reference, silent=False)
        # Check whether it refers to verse ranges that exist
        if not ref.is_valid():
            print(f"Warning: {reference} is not a valid reference.")
        print(ref.format(cei_style))
    except ParseException as e:
        print(f"Could not parse reference: {reference}")
        print(e)

# Prints "Gv 7,53–8,11"
parse_reference("John 7:53–8:11")

from versiref import RefParser, RefStyle, Versification, standard_names

def scan_string(content: str) -> None:
    """Count and print the Bible references in content."""
    # Use SBL abbreviations
    sbl_abbrevs = standard_names("en-sbl_abbreviations")
    style = RefStyle(names=sbl_abbrevs)
    # But also recognize abbreviations from the Chicago Manual of Style
    style.also_recognize("en-cmos_short")
    # Use typical versification for English Bibles
    versification = Versification.named("eng")
    # Build parser for style
    parser = RefParser(style, versification)
    count = 0
    for ref, start, end in parser.scan_string(content):
        # Check for out-of-range chapter or verse
        if not ref.is_valid():
            print(f"Warning: {ref.format(style)} is not a valid reference.")
        else:
            # Print in SBL style
            print(ref.format(style))
        count += 1
    print(f"Found {count} references.")

text = """
Today's readings are Acts 2:1-11; Ps 104:1,24,29-30,31,34; 1 Cor 12:3b-7,12-13; Jn 20:19-23.
The prophecy in Is 7:10-14 is important background for Lk 1:26-38.
The Septuagint has a Ps 118:120, but English Bibles don't.
"""
scan_string(text)