import Notice from "../classes/Notice";
import { g, Conf } from "../globals/globals";
import $ from "../platform/$";
import { dict, HOUR } from "../platform/helpers";

/*
 * decaffeinate suggestions:
 * DS102: Remove unnecessary code created because of implicit returns
 * DS104: Avoid inline assignments
 * DS205: Consider reworking code to avoid use of IIFEs
 * Full docs: https://github.com/decaffeinate/decaffeinate/blob/main/docs/suggestions.md
 */
var BoardConfig = {
  cbs: [],

  init() {
    let middle;
    if (g.SITE.software !== 'yotsuba') { return; }
    const now = Date.now();
    if (now - (2 * HOUR) >= ((middle = Conf['boardConfig'].lastChecked || 0)) || middle > now) {
      return $.ajax(`${location.protocol}//a.4cdn.org/boards.json`,
        {onloadend: this.load});
    } else {
      const {boards} = Conf['boardConfig'];
      return this.set(boards);
    }
  },

  load() {
    let boards;
    if ((this.status === 200) && this.response && this.response.boards) {
      boards = dict();
      for (var board of this.response.boards) {
        boards[board.board] = board;
      }
      $.set('boardConfig', {boards, lastChecked: Date.now()});
    } else {
      ({boards} = Conf['boardConfig']);
      const err = (() => { switch (this.status) {
        case 0:   return 'Connection Error';
        case 200: return 'Invalid Data';
        default:          return `Error ${this.statusText} (${this.status})`;
      } })();
      new Notice('warning', `Failed to load board configuration. ${err}`, 20);
    }
    return BoardConfig.set(boards);
  },

  set(boards) {
    this.boards = boards;
    for (var ID in g.boards) {
      var board = g.boards[ID];
      board.config = this.boards[ID] || {};
    }
    for (var cb of this.cbs) {
      $.queueTask(cb);
    }
  },

  ready(cb) {
    if (this.boards) {
      return cb();
    } else {
      return this.cbs.push(cb);
    }
  },

  sfwBoards(sfw) {
    return (() => {
      const result = [];
      const object = this.boards || Conf['boardConfig'].boards;
      for (var board in object) {
        var data = object[board];
        if (!!data.ws_board === sfw) {
          result.push(board);
        }
      }
      return result;
    })();
  },

  isSFW(board) {
    return !!(this.boards || Conf['boardConfig'].boards)[board]?.ws_board;
  },

  domain(board) {
    return `boards.${BoardConfig.isSFW(board) ? '4channel' : '4chan'}.org`;
  },

  isArchived(board) {
    // assume archive exists if no data available to prevent cleaning of archived threads
    const data = (this.boards || Conf['boardConfig'].boards)[board];
    return !data || data.is_archived;
  },

  noAudio(boardID) {
    if (g.SITE.software !== 'yotsuba') { return false; }
    const boards = this.boards || Conf['boardConfig'].boards;
    return boards && boards[boardID] && !boards[boardID].webm_audio;
  },

  title(boardID) {
    return (this.boards || Conf['boardConfig'].boards)?.[boardID]?.title || '';
  }
};
export default BoardConfig;