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path: root/user-profiles/feeds/imm-notmuch-insert.py
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#!@python@/bin/python

import json
import sys
import subprocess
from io import BytesIO
from email.message import EmailMessage
import configparser
from os import environ
from dateutil.parser import isoparse

def main():
    notmuchConfig = configparser.ConfigParser()
    notmuchConfig.read(environ.get('NOTMUCH_CONFIG'))

    callbackMessage = json.load(sys.stdin)

    msg = EmailMessage()
    authors = ', '.join(map(lambda author: author['name'], callbackMessage['feed_item']['authors']))
    msg['From'] = f"{callbackMessage['feed_definition']['title']} ({authors}) <imm@imm.invalid>"
    msg['To'] = f"{notmuchConfig['user']['name']} <{notmuchConfig['user']['primary_email']}>"
    msg['Subject'] = callbackMessage['feed_item']['title']
    msg['Item-Identifier'] = f"{callbackMessage['feed_item']['identifier']}@imm.invalid"
    for link in callbackMessage['feed_item']['links']:
        msg.add_header('Link', link['uri'])
    if 'date' in callbackMessage['feed_item']:
        date = isoparse(callbackMessage['feed_item']['date'])
        msg['Date'] = date.strftime('%a, %e %b %Y %T %z')

    subprocess.run(
        args=['notmuch', 'insert'],
        check=True,
        input=bytes(msg)
    )

if __name__ == '__main__':
    sys.exit(main())