//-- copyright
// OpenProject is an open source project management software.
// Copyright (C) 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 { Injector, NgModule, inject } from '@angular/core';
import { OpSharedModule } from 'core-app/shared/shared.module';
import { OpenprojectTabsModule } from 'core-app/shared/components/tabs/openproject-tabs.module';
import { WorkPackageTabsService } from 'core-app/features/work-packages/components/wp-tabs/services/wp-tabs/wp-tabs.service';

import { GiteaTabComponent } from './gitea-tab/gitea-tab.component';
import { TabPrsComponent } from './tab-prs/tab-prs.component';
import { PullRequestComponent } from './pull-request/pull-request.component';
import { WorkPackageResource } from 'core-app/features/hal/resources/work-package-resource';
import { Observable } from 'rxjs';
import { map } from 'rxjs/operators';
import { HalResourceService } from 'core-app/features/hal/services/hal-resource.service';
import { ApiV3Service } from 'core-app/core/apiv3/api-v3.service';
import { CollectionResource } from 'core-app/features/hal/resources/collection-resource';

export function workPackageGiteaCount(
  workPackage:WorkPackageResource,
  injector:Injector,
):Observable<number> {
  const halResourceService = injector.get(HalResourceService);
  const apiV3Service = injector.get(ApiV3Service);
  const basePath = apiV3Service.work_packages.id(workPackage.id as string).path;

  return halResourceService
    .get<CollectionResource>(basePath + '/gitea_pull_requests')
    .pipe(map((collection) => collection.count));
}

export function initializeGiteaIntegrationPlugin(injector:Injector) {
  const wpTabService = injector.get(WorkPackageTabsService);
  wpTabService.registerBefore(
    'watchers',
    {
      component: GiteaTabComponent,
      name: I18n.t('js.gitea_integration.work_packages.tab_name'),
      id: 'gitea',
      displayable: (workPackage) => !!workPackage.gitea,
      count: workPackageGiteaCount,
    },
  );
}

@NgModule({
  imports: [
    OpSharedModule,
    OpenprojectTabsModule,
  ],
  declarations: [
    GiteaTabComponent,
    TabPrsComponent,
    PullRequestComponent,
  ],
  exports: [
    GiteaTabComponent,
    TabPrsComponent,
    PullRequestComponent,
  ],
})
export class PluginModule {
  constructor() {
    const injector = inject(Injector);

    initializeGiteaIntegrationPlugin(injector);
  }
}