//-- copyright
// OpenProject is an open source project management software.
// Copyright (C) 2012-2021 the OpenProject GmbH
//
// 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 docs/COPYRIGHT.rdoc for more details.
//++

import { WorkPackageResource } from "core-app/features/hal/resources/work-package-resource";
import { HalResource } from "core-app/features/hal/resources/hal-resource";
import { Injectable } from '@angular/core';
import { ConfigurationService } from "core-app/core/config/configuration.service";
import { WorkPackageLinkedResourceCache } from 'core-app/features/work-packages/components/wp-single-view-tabs/wp-linked-resource-cache.service';

@Injectable()
export class WorkPackagesGithubPrsService extends WorkPackageLinkedResourceCache<HalResource[]> {

  constructor(public ConfigurationService:ConfigurationService) {
    super();
  }

  protected load(workPackage:WorkPackageResource):Promise<HalResource[]> {
    return workPackage.github_pull_requests.$update().then((data:any) => {
      return this.sortList(data.elements);
    });
  }

  protected sortList(pullRequests:HalResource[], attr = 'createdAt'):HalResource[] {
    return _.sortBy(_.flatten(pullRequests), attr);
  }
}