Sort Firefox container tab items

sort-firefox-containers.py

#!/usr/bin/env python3

import json
import glob
from os import path


def get_jsonpath():
  homedir = path.expanduser('~')
  profiledirs = glob.glob('{}/.mozilla/firefox/*.default'.format(homedir))

  if len(profiledirs) == 0:
    raise ValueError('Cannot find profile directory')

  if 1 < len(profiledirs):
    raise ValueError('There are more than one default directory')

  return '{}/containers.json'.format(profiledirs[0])


def get_container_config(jsonpath):
  with open(jsonpath, 'r', encoding='UTF-8') as f:
    return json.load(f)


def set_container_config(jsonpath, container_config):
  with open(jsonpath, 'w', encoding='UTF-8') as f:
    json.dump(container_config, f)


def sort_containers(container_config):
  container_config['identities'] = sorted(
      container_config['identities'], key=lambda i: i['name'])
  return container_config


def main():
  jsonpath = get_jsonpath()
  container_config = get_container_config(jsonpath)
  set_container_config(jsonpath, sort_containers(container_config))