import re
import sys
import random
import requests
import vndb as v # author HarHar (https://github.com/HarHar)

from bs4 import BeautifulSoup
from mastodon import Mastodon

URL_HEAD = 'https://vndb.org/v/rand'
FORBIDDEN_TAGS = [2023, 1640, 2600, 84, 156, 162, 897, 214, 391, 98, 2047, 1341, 83]

def main():
    #Logging into VNDB
    vndb = v.VNDB('VNDBbot', '0.1', 'LOGIN', 'PASSWORD')
    id = -1

    while True: # Searching for a good vn

        # Taking a random visual novel
        resp = requests.get(URL_HEAD)
        soup = BeautifulSoup(resp.text, 'lxml')
        # Extracting its ID
        id = int(soup.find('base')['href'].split('v')[2])

        # getting tags of a VN by given random ID
        vndb_result = vndb.get('vn', 'tags', '(id=' + str(id) + ')', '') # getting all the VNs on VNDB
        vn_tags = vndb_result['items'][0]['tags']

        good_vn = True #supposing
        for tag in vn_tags:
            for forbidden_tag in FORBIDDEN_TAGS:
                if int(tag[0]) == forbidden_tag:
                    good_vn = False # it contains a bad tag

        if not good_vn:
            continue

        # getting stats of the VN
        vndb_result = vndb.get('vn', 'stats', '(id=' + str(id) + ')', '') # getting all the VNs on VNDB
        vn_stats = vndb_result['items'][0]

        popularity = vn_stats['popularity'] if vn_stats['popularity'] else -1
        rating = vn_stats['rating'] if vn_stats['rating'] else -1
        votecount = vn_stats['votecount'] if vn_stats['votecount'] else -1
        if votecount < 10 or rating < 5 or popularity < 2:
            continue

        # getting details of the VN
        vndb_result = vndb.get('vn', 'details', '(id=' + str(id) + ')', '') # getting all the VNs on VNDB
        vn_details = vndb_result['items'][0]

        # even slightly suggestive or slightly violent go to Sensitive, so we skip it
        if (vn_details['image_flagging']['sexual_avg'] != 0) or (vn_details['image_flagging']['violence_avg'] != 0):
            continue

        # getting basic information of the VN
        vndb_result = vndb.get('vn', 'basic', '(id=' + str(id) + ')', '') 
        vn_basic = vndb_result['items'][0]

        title = vn_basic['title'] if vn_basic['title'] else ''
        raw_description = vn_details['description'] if vn_details['description'] else ''
        released = vn_basic['released'] if vn_basic['released'] else 'unknown'
        link = 'https://vndb.org/v' + str(id)

        # processing description and removing markdown 
        description = re.sub('^\[.rom.*\[\/url\]\].*', '', raw_description)

        # logging in and posting
        mastodon = Mastodon(
            access_token = 'token.dat',
            api_base_url = 'https://udongein.xyz/'
        )

        text = title + '\n- - - - - - - -\n\n' + description + '\n\nReleased: ' + released + '\nPopularity: ' + (str(popularity) if popularity > -1 else 'unknown') + '\nRating:' + str(rating) + '\n\n' + link

        # getting screenshots of the VN
        vndb_result = vndb.get('vn', 'screens', '(id=' + str(id) + ')', '') 
        vn_screens = vndb_result['items'][0]['screens']
        screens = [ ]
        screens.append(mastodon.media_post(requests.get(vn_details['image']).content, 'image/jpeg'))
        for screen in vn_screens:
            if screen['flagging']['sexual_avg'] == 0 and screen['flagging']['violence_avg'] == 0:
                screens.append(mastodon.media_post(requests.get(screen['image']).content, 'image/jpeg'))

        mastodon.status_post(text, media_ids=screens, visibility='unlisted', sensitive=False)
        break

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