#!/usr/bin/env python3
# -*- coding: UTF-8 -*-

import sys
import json
import random
import requests
from urllib.request import urlopen, urlretrieve
from html2text import html2text
import vk

TOKEN = ''
GROUP_ID = '98015944'
BOARDS = ['au', 'bi', 'biz', 'bo', 'c', 'em', 'fa', 'fiz', 'fl', 'ftb', 'hh',
          'hi', 'me', 'mg', 'mlp', 'mo', 'mov', 'mu', 'ne', 'psy', 're', 'sci',
          'sf', 'sn', 'sp', 'spc', 'tv', 'un', 'w', 'wh', 'wm', 'wp', 'di',
          'diy', 'mus', 'pa', 'p', 'wrk', 'gd', 'hw', 'mobi', 'pr', 'ra', 's',
          't', 'bg', 'cg', 'es', 'mmo', 'moba', 'tes', 'vg', 'wr', 'a', 'fd',
          'ja', 'ma', 'vn', 'd', 'b', 'soc', 'media', 'r', 'abu', 'rf', 'fg',
          'fur', 'g', 'ga', 'h', 'ho', 'e', 'fet', 'sex', 'fag', 'po', 'wn']  # remove 'hc', 'd'


def load_json(url):
    data = urlopen(url).read().decode('utf-8', 'ignore')
    return(json.loads(data))


def top_tread(board):
    url = ('https://2ch.hk/%s/threads.json' % (board))
    jdata = load_json(url)

    max_score = (max(jdata['threads'], key=lambda x: x['score']))
    tread = max_score['num']
    score = ('[Просм. %s, рейтинг %s]' % (max_score['views'], max_score['score']))
    return(tread, score)


def tread_data(board, tread):
    url = ('https://2ch.hk/%s/res/%s.json' % (board, tread))
    jdata = load_json(url)

    board_name = ('/%s/ %s' % (board, jdata['BoardName']))
    tread_title = html2text(jdata['title'])
    tread_title = tread_title.rstrip('\n')
    op_post = html2text(jdata['threads'][0]['posts'][0]['comment'])
    op_pic = jdata['threads'][0]['posts'][0]['files'][0]['path']
    op_pic = ('https://2ch.hk/%s/%s' % (board, op_pic))
    return(board_name, tread_title, op_post, op_pic)


def post_vk(text, url, op_pic):
    urlretrieve(op_pic, 'pic.jpg')

    vkapi = vk.API(access_token=TOKEN)
    server = vkapi.photos.getWallUploadServer(group_id=GROUP_ID)
    req = requests.post(server['upload_url'], files={'photo': open('pic.jpg', "rb")})
    req = req.json()
    print(req)
    data = vkapi.photos.saveWallPhoto(group_id='98015944', photo=req['photo'],
                                      server=req['server'], hash=req['hash'])

    img_url = ('photo%s_%s,%s' % (data[0]['owner_id'], data[0]['id'], url))
    post = vkapi.wall.post(owner_id='-98015944', from_group='1', message=text, attachments=img_url)
    print(post)


def main():
    if len(sys.argv) <= 1:
        board = random.choice(BOARDS)
    else:
        board = sys.argv[1]
    print('Board:', board)

    tread, score = top_tread(board)

    board_name, tread_title, op_post, op_pic = tread_data(board, tread)
    if tread_title in op_post:
        text = ('%s\n%s\n%s' % (board_name, score, op_post))
    else:
        text = ('%s\n%s\n%s\n%s' % (board_name, tread_title, score, op_post))
    print(text)

    tread_url = ('https://2ch.hk/%s/res/%s.html' % (board, tread))
    post_vk(text, tread_url, op_pic)


if __name__ == '__main__':
    main()