// -- copyright
// OpenProject is a project management system.
// Copyright (C) 2012-2015 the OpenProject Foundation (OPF)
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License version 3.
//
// OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
// Copyright (C) 2006-2013 Jean-Philippe Lang
// Copyright (C) 2010-2013 the ChiliProject Team
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
//
// See doc/COPYRIGHT.rdoc for more details.
// ++

import {openprojectModule} from "../../angular-modules";
import {CurrentProjectService} from '../projects/current-project.service';
import {AutoCompleteHelperService} from 'core-components/common/autocomplete/auto-complete-helper.service';

function opAutoComplete(AutoCompleteHelper:AutoCompleteHelperService, currentProject: CurrentProjectService) {
  return {
    restrict: 'AC',
    scope: false,
    link: function(scope:any, element:ng.IAugmentedJQuery, attrs:any) {
      let projectId:string|null = attrs['opAutoCompleteProjectId'] || currentProject.id;
      // Ensure the autocompleter gets enabled at least once.
      AutoCompleteHelper.enableTextareaAutoCompletion(element, projectId);

      // The project id might change at a later point in time. Then re-enable the autocompleter.
      scope.$watch(
        () => attrs['opAutoCompleteProjectId'] || currentProject.id,
        (newVal:string, oldVal:string) => {
          if (newVal !== oldVal) {
            AutoCompleteHelper.enableTextareaAutoCompletion(element, newVal);
          }
        }
      );
    }
  };
}

openprojectModule.directive('opAutoComplete', opAutoComplete);