#!/usr/bin/env python
# -*- encoding: utf-8 -*-
"""I have a TaskPaper file I keep in Dropbox that contains some tasks for my
daily routine.

This script runs once a day and resets every item on that list, removing
the @done tag and replacing the file.

"""

import os
import re

# Path to the file containing my daily tasks
ROUTINE_FILE = os.path.join(
    os.environ['HOME'], 'Dropbox', 'taskpaper', 'tasks_daily.taskpaper')

# Regex for matching a @done tag
DONE_REGEX = re.compile(r' @done(?:\([^\)]+\))?')


def remove_done_tag(line):
    """Given a line from a TaskPaper document, remove any @done tags."""
    return DONE_REGEX.sub('', line).rstrip()


def main():
    new_lines = []
    with open(ROUTINE_FILE, 'r') as infile:
        for line in infile:
            new_lines.append(remove_done_tag(line))
    with open(ROUTINE_FILE, 'w') as outfile:
        outfile.write('\n'.join(new_lines))


if __name__ == '__main__':
    main()