import Vue from 'vue';
import VueApollo from 'vue-apollo';
import { apolloProvider } from '~/graphql_shared/issuable_client';
import { parseBoolean } from '~/lib/utils/common_utils';
import { getLocationHash } from '~/lib/utils/url_utility';
import NotesApp from './components/notes_app.vue';
import { store } from './stores';
import { getNotesFilterData } from './utils/get_notes_filter_data';

export default () => {
  const el = document.getElementById('js-vue-notes');
  if (!el) {
    return;
  }

  Vue.use(VueApollo);

  const notesFilterProps = getNotesFilterData(el);
  const showTimelineViewToggle = parseBoolean(el.dataset.showTimelineViewToggle);

  const notesDataset = el.dataset;
  const parsedUserData = JSON.parse(notesDataset.currentUserData);
  const noteableData = JSON.parse(notesDataset.noteableData);
  let currentUserData = {};

  noteableData.noteableType = notesDataset.noteableType;
  noteableData.targetType = notesDataset.targetType;
  noteableData.discussion_locked = parseBoolean(noteableData.discussion_locked);

  if (parsedUserData) {
    currentUserData = {
      id: parsedUserData.id,
      name: parsedUserData.name,
      username: parsedUserData.username,
      avatar_url: parsedUserData.avatar_path || parsedUserData.avatar_url,
      path: parsedUserData.path,
      can_add_timeline_events: parseBoolean(notesDataset.canAddTimelineEvents),
    };
  }

  const notesData = JSON.parse(notesDataset.notesData);

  store.dispatch('setNotesData', notesData);
  store.dispatch('setNoteableData', noteableData);
  store.dispatch('setUserData', currentUserData);
  store.dispatch('setTargetNoteHash', getLocationHash());
  store.dispatch('fetchNotes');

  // eslint-disable-next-line no-new
  new Vue({
    el,
    name: 'NotesRoot',
    components: {
      NotesApp,
    },
    store,
    apolloProvider,
    provide: {
      showTimelineViewToggle,
      reportAbusePath: notesDataset.reportAbusePath,
      newSavedRepliesPath: notesDataset.savedRepliesNewPath,
    },
    data() {
      return {
        noteableData,
        currentUserData,
        notesData: JSON.parse(notesDataset.notesData),
      };
    },
    render(createElement) {
      return createElement('notes-app', {
        props: {
          noteableData: this.noteableData,
          notesData: this.notesData,
          userData: this.currentUserData,
          ...notesFilterProps,
        },
      });
    },
  });
};