from calibre.web.feeds.news import BasicNewsRecipe, classes
from datetime import datetime, timezone, timedelta
from calibre.utils.date import parse_date

class mains(BasicNewsRecipe):
    title = 'The India Forum'
    __author__ = 'unkn0wn'
    description = (
        'The India Forum is an independent online journal-magazine that seeks to widen and '
        'deepen our conversations on the issues that concern us.'
    )
    language = 'en_IN'
    encoding = 'utf-8'
    ignore_duplicate_articles = {'url'}
    remove_attributes = ['height', 'width', 'style']
    no_stylesheets = True
    resolve_internal_links = True
    remove_empty_feeds = True
    use_embedded_content = False
    oldest_article = 30  # days
    masthead_url = 'https://www.theindiaforum.in/themes/the_india_forum/images/tif_logo.png'

    keep_only_tags = [
        classes('article-lead-container block-views-blockarticle-block-1'),
        dict(name='section', attrs={'id':'article-author-top-container'}),
        classes('block-field-blocknodearticlebody block-field-blocknodearticlefield-references')
    ]

    def parse_index(self):
        soup = self.index_to_soup('https://www.theindiaforum.in/')
        ul = soup.find('ul', attrs={'class':'float-left'})

        section_list = []

        for x in ul.findAll('a', href=True):
            if '/podcast' in x['href']:
                continue
            section_list.append(
                (self.tag_to_string(x).strip().replace('■','■ '), 'https://www.theindiaforum.in' + x['href'])
            )

        feeds = []

        for section in section_list:
            section_title = section[0]
            section_url = section[1]
            self.log(section_title, section_url)
            soup = self.index_to_soup(section_url)
            articles = self.articles_from_soup(soup)
            if articles:
                feeds.append((section_title, articles))
        return feeds

    def articles_from_soup(self, soup):
        ans = []
        for art in soup.findAll('div', attrs={'class':lambda x: x and 'views-col' in x.split()}):
            h2 = art.find(['h2', 'h3'])
            url = 'https://www.theindiaforum.in' + h2.a['href']
            title = self.tag_to_string(h2).strip()
            desc = ''
            if summ := art.find(**classes('summary')):
                desc = self.tag_to_string(summ)
                if inline := summ.find(**classes('inline-date')):
                    date = parse_date(self.tag_to_string(inline))
                    today = (datetime.now(timezone.utc)).replace(microsecond=0)
                    if (today - date) > timedelta(self.oldest_article):
                        continue
            self.log('\t', title, '\n\t', desc, '\n\t\t', url)
            ans.append({'title': title, 'url': url, 'description': desc})
        return ans