#!/usr/bin/env python

import sys
import os
from pathlib import Path

if len(sys.argv) != 3:
    print("Usage: extract-sentence min-len max-len", file=sys.stderr)
    sys.exit(-1)

# NOTE: I'll probably go with 30 70 for the encryption challenge
min_len = int(sys.argv[1])
max_len = int(sys.argv[2])

plaintexts = []

for root, dirs, files in os.walk("src", topdown=False):  # noqa: C901
    for name in files:
        if not name.endswith('.adoc'):
            continue
        fname = os.path.join(root, name)
        text = Path(fname).read_text()
        for para in text.split("\n\n"):
            for sentence in para.split("."):
                sentence = " ".join(sentence.split())

                # Crude skipping AsciiDoc stuff that is markup
                if "::" in sentence:
                    continue
                if "=+" in sentence:
                    continue
                if ":[" in sentence:
                    continue
                if ">>>" in sentence:
                    continue
                if "----" in sentence:
                    continue
                if "***" in sentence:
                    continue
                if sentence.startswith(("=", ":", "[", "]")):
                    continue

                if min_len <= len(sentence) <= max_len:
                    print(sentence)