"""Read a listener log tolerantly and print either a time window or keyword hits.

Usage:
    python tmp/scan_log.py <log> --window HH:MM:SS HH:MM:SS
    python tmp/scan_log.py <log> --find "key1|key2"
"""
import re
import sys

path = sys.argv[1]
mode = sys.argv[2]
with open(path, "rb") as fh:
    text = fh.read().decode("utf-8", errors="replace")
lines = text.splitlines()

if mode == "--window":
    start, end = sys.argv[3], sys.argv[4]
    for line in lines:
        stamp = line[:8]
        if re.match(r"\d\d:\d\d:\d\d", stamp) and start <= stamp <= end:
            print(line)
else:
    keys = sys.argv[3].split("|")
    for line in lines:
        if any(k in line for k in keys):
            print(line)