// -- 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 {wpDirectivesModule} from "../../../angular-modules";
import {WorkPackageResourceInterface} from "../../api/api-v3/hal-resources/work-package-resource.service";

export class RelationsPanelController {
  public workPackage:WorkPackageResourceInterface;

  constructor($scope,
              RELATION_TYPES,
              RELATION_IDENTIFIERS,
              RelationsHandler,
              ChildRelationsHandler,
              ParentRelationsHandler) {

    if (this.workPackage.parent) {
      this.workPackage.parent.$load().then(parent => {
        $scope.wpParent = new ParentRelationsHandler(this.workPackage, parent, 'parent');
      });
    }

    if (this.workPackage.children) {
      $scope.wpChildren = new ChildRelationsHandler(this.workPackage, this.workPackage.children);
    }

    angular.forEach(RELATION_TYPES, (type, identifier) => {
      var relations = this.workPackage.relations.filter(relation => relation._type === type);
      var relationId = RELATION_IDENTIFIERS[identifier];
      $scope[identifier] = new RelationsHandler(this.workPackage, relations, relationId);
    });
  }
}

function relationsPanelDirective() {
  return {
    restrict: 'E',
    templateUrl: '/components/wp-panels/relations-panel/relations-panel.directive.html',

    scope: {
      workPackage: '='
    },

    controller: RelationsPanelController,
    controllerAs: '$ctrl',
    bindToController: true
  };
}

wpDirectivesModule.directive('relationsPanel', relationsPanelDirective);