initState.js

/**
 * This file is part of Feather Wiki.
 *
 * Feather Wiki is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
 *
 * Feather Wiki is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License along with Feather Wiki. If not, see https://www.gnu.org/licenses/.
 */
import { pagesView } from './views/pages';
import { settingsView } from './views/settings';
import { taggedView } from './views/tagged';
import { pageView } from './views/page';
import { missingView } from './views/missing';

export const initState = state => {
  state.root = location.pathname || '/'; // path to file
  state.sb = false; // show sidebar
  state.sbTab = '{{translate:pagesTab}}';
  state.sbx = new Set(); // expanded sidebar menu items
  state.recent = [];
  state.edit = false;
  state.edits = null; // Edit store
  state.keep = false; // Keep Editor, Prevent navigation if editing
  state.src = false; // Show HTML in editor
  state.notis = {}; // Notifications
  state.canPut = false; // Show "Save Wiki to Server" button

  state.events = {
    ...state.events,
    HANDLE_404: '404',
    CREATE_PAGE: 'cp',
    START_EDIT: 'se',
    CANCEL_EDIT: 'ce',
    UPDATE_PAGE: 'up',
    DELETE_PAGE: 'dp',
    COLLECT_TAGS: 'ct',
    CHECK_CHANGED: 'cc',
    SAVE_WIKI: 'sw',
    NOTIFY: 'n',
    REMOVE_NOTI: 'rn',
    PUT_SAVE_WIKI: 'psw',
    DETECT_PUT_SUPPORT: 'dps',
  };

  state.views = {
    a: pagesView,
    s: settingsView,
    t: taggedView,
    p: pageView,
    m: missingView
  };

  state.c = document.querySelector('style#c')?.innerHTML ?? '';
  state.j = FW.parseJs(document.querySelector('script#j')?.innerHTML ?? '');
  try {
    state.p = FW.json.decompress(JSON.parse(document.querySelector('script#p').innerHTML));
  } catch (e) {
    state.p = {name:'{{translate:newWiki}}',desc:'',pages:[],img:{}};
  }
  state.pg = FW.getPage();
  
  // determine last-used editor
  const lastModified = state.p.pages.find(p => p.id === state.recent[0]?.p);
  state.useMd = lastModified?.editor === 'md';

  state.t = []; // all used tags
  state.prev = FW.hash.object(state.p); // Hash of state at last save
  state.now = state.prev; // Hash of current state
  state.changed = false; // Changed since last save?

  return state;
}