hanime-crave/mods/seasons.js

hanime.tv scraper

const HentaiEpisode = require('../structures/episode.js');

const necessary = [
  'start',
  'end'
];

function getYearOffset(yr = 0) {
  let now = new Date();
  return now.getFullYear() + yr
}

function arrayEqual(a1, a2) {
  return a1.filter(f => !a2.includes(f))
}

function getDefaults() {
  return {
    order: {by: 'released_at', type: 'DESC'},
    start: `${getYearOffset()}-01-01`,
    end: `${getYearOffset(1)}-01-01`
  }
}

module.exports = (args = getDefaults()) => {
  return new Promise((res, rej) => {
    let defaults = getDefaults();

    if(typeof args !== 'object') { // 2018 / 2019
      if(!isNaN(args)) {
        defaults.start = `${args}-01-01`;
        defaults.end = `${args + 1}-01-01`
      } else if(typeof args === 'string') { // 2018-02-08 || DESC / ASC || released_at
        if(/\d{4}\-\d{2}\-\d{2}/.test(args)) {
          defaults.start = args;
          defaults.end = `${+args.split('-')[0] + 1}-01-01`
        } else if(['DESC', 'ASC'].includes(args))
                 defaults.order.type = args.toUpperCase()
               else defaults.order.by = args.toLowerCase()
      } else defaults;

      args = defaults
    } else {
      if(Object.keys(args).length < 1) { // {}
        args = defaults
      } else {
        let diff = arrayEqual(Object.keys(defaults), Object.keys(args));
        if(diff.length > 0)
          for(let i = 0; i < diff.length; i++)
            args[diff[i]] = defaults[diff[i]];

        diff = arrayEqual(['by', 'type'], Object.keys(args.order));

        if(diff.length > 0)
          for(let i = 0; i < diff.length; i++)
            args.order[diff[i]] = defaults.order[diff[i]];
      }
    };

    if(typeof args !== 'object' || (args || []).length >= 0) return rej(new Error("Wrong arguments format."));

    fetch(`https://hr.hanime.tv/api/v8/hentai_videos?source=browse-seasons&__order=${args.order.by},${args.order.type}&${args.order.by}__gte=${args.start}&${args.order.by}__lt=${args.end}`)
    .then(resp => resp.json())
    .then(json => {
      let episodes = [];

      for(let i = 0; i < json.data.length; i++)
        episodes[i] = new HentaiEpisode(json.data[i].name,
                                        json.data[i].slug,
                                        json.data[i].created_at,
                                        new Date(json.data[i].created_at).getTime(),
                                        json.data[i].released_at,
                                        new Date(json.data[i].released_at).getTime(),
                                        json.data[i].views,
                                        json.data[i].interests,
                                        json.data[i].poster_url,
                                        json.data[i].cover_url,
                                        json.data[i].brand,
                                        json.data[i].is_censored,
                                        json.data[i].likes,
                                        json.data[i].dislikes,
                                        json.data[i].downloads,
                                        "");

      res({
        info: {total: json.meta.total, count: json.meta.count},
        episodes: episodes,
        query: args
      })
    })
    .catch(err => rej(err))
  })
}