renderFiltersList()

in packages/issue-dashboard-widgets/widgets/youtrack-issues-list/app/issues-list-edit-form.js [212:273]
40 lines of code
6 McCabe index (conditional complexity)

  renderFiltersList(filtersType) {
    const {allContexts, context, search} = this.state;

    const checkFilterType = (stringType, folder) =>
      (folder.$type || '').toLowerCase().indexOf(stringType) > -1;
    const isProject = checkFilterType.bind(null, 'project');
    const isTag = checkFilterType.bind(null, 'tag');
    const isSavedSearch = checkFilterType.bind(null, 'savedquery');

    const filterTypeCheckers = [
      isProject, isTag, isSavedSearch
    ];

    const noFiltersMessages = [
      i18n('No projects'),
      i18n('No tags'),
      i18n('No saved searches')
    ];

    const displayedFilters = (allContexts || []).
      filter(filterTypeCheckers[filtersType]).
      filter(filterIsNotAlreadyUsed);

    return (
      <div className="issues-list-widget__filters-list">
        {
          (!allContexts) && <LoaderInline/>
        }
        {
          displayedFilters.length === 0 &&
        (
          <span className="issues-list-widget__no-filters">
            {noFiltersMessages[filtersType]}
          </span>
        )
        }
        {
          displayedFilters.length > 0 && displayedFilters.map(
            filter => this.renderFilterLink(filtersType, filter)
          )
        }
      </div>
    );

    // eslint-disable-next-line complexity
    function filterIsNotAlreadyUsed(filter) {
      if (filter.id === (context || {}).id) {
        return false;
      }
      const trimmedSearch = (search || '').replace(/\s+$/g, '');
      const startPosition = trimmedSearch.indexOf(filter.query);
      if (startPosition === -1) {
        return true;
      }
      const endPosition = startPosition + filter.query.length;
      if (startPosition !== 0 && trimmedSearch[startPosition - 1] !== ' ') {
        return true;
      }
      return !(endPosition === trimmedSearch.length ||
        trimmedSearch[endPosition] === ' ');
    }
  }