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#!/usr/bin/env python3
from colorama import Fore, Style
import sys
import re
# TODO: Wrap text to terminal width?
ansi_escape = re.compile(r'\x1B\[[0-?]*[ -/]*[@-~]')
# TODO: I guess this might vary from MUA to MUA. I've definitely seen localized
# versions in the wild
quote_prefix_re = re.compile(r"On .*, .* wrote:")
quote_re = re.compile(r">+")
mail = sys.stdin.read().replace("\r\n", "\n")
mail = ansi_escape.sub('', mail)
for line in mail.split("\n"):
if quote_re.match(line) or quote_prefix_re.match(line):
print(f"{Style.DIM}{Fore.CYAN}{line}{Style.RESET_ALL}")
else:
print(line)
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