#!/usr/bin/env python3
# -*- encoding: utf-8 -*-

import json
from pathlib import Path
from typing import Dict, List

import colored

from .system.cmdline_parser import parse_cmdline


def cmdline(encoded_args: str = None):
    if encoded_args is None:
        return run_with_config()
    else:
        return parse_cmdline(run_with_config, encoded_args)


def run_with_config():
    main()


def main():
    not_downloadable_links: Dict[str, List[str]] = json.loads(
        Path('i_undownloadable.json').read_text())
    subreddits_untreated = not_downloadable_links.get('reddit_subreddit', [])
    subreddits_set = set()
    subreddits = list()
    for subreddit_untreated in subreddits_untreated:
        subreddit = subreddit_untreated.split('/r/')[1].split('/')[0].split('?')[0].split('#')[0].lower()
        if subreddit not in subreddits_set:
            subreddits_set.add(subreddit)
            subreddits.append((not Path('r', subreddit).exists(), subreddit))
        del subreddit_untreated
        del subreddit
    del subreddits_set
    subreddits.sort()
    for missing, subreddit in subreddits:
        print(colored.stylize('https://www.reddit.com/', [colored.fg('cyan'), ]), end='')
        print(colored.stylize('r/', [colored.fg('magenta'), ]), end='')
        print(colored.stylize(subreddit, [
            colored.fg('red' if missing else 'light_green'),
        ]))