Step 23.20: Create a clean parties list for web display

client/imports/app/parties/parties-list.component.ts

@@ -1,125 +1,17 @@
-import { Component, OnInit, OnDestroy } from '@angular/core';
-import { Observable } from 'rxjs/Observable';
-import { Subject } from 'rxjs/Subject';
-import { Subscription } from 'rxjs/Subscription';
-import { MeteorObservable } from 'meteor-rxjs';
+import { Component } from '@angular/core';
 import { PaginationService } from 'ng2-pagination';
-import { Counts } from 'meteor/tmeasday:publish-counts';
-import { InjectUser } from "angular2-meteor-accounts-ui";
-
-import 'rxjs/add/operator/combineLatest';
-
-import { Parties } from '../../../../both/collections/parties.collection';
-import { Party } from '../../../../both/models/party.model';
+import { PartiesList } from "../shared-components/parties-list.class";
 
 import template from './parties-list.component.html';
 import style from './parties-list.component.scss';
 
-interface Pagination {
-  limit: number;
-  skip: number;
-}
-
-interface Options extends Pagination {
-  [key: string]: any
-}
-
 @Component({
   selector: 'parties-list',
   template,
   styles: [ style ]
 })
-@InjectUser('user')
-export class PartiesListComponent implements OnInit, OnDestroy {
-  parties: Observable<Party[]>;
-  partiesSub: Subscription;
-  pageSize: Subject<number> = new Subject<number>();
-  curPage: Subject<number> = new Subject<number>();
-  nameOrder: Subject<number> = new Subject<number>();
-  optionsSub: Subscription;
-  partiesSize: number = 0;
-  autorunSub: Subscription;
-  location: Subject<string> = new Subject<string>();
-  user: Meteor.User;
-  imagesSubs: Subscription;
-
-  constructor(
-    private paginationService: PaginationService
-  ) {}
-
-  ngOnInit() {
-    this.imagesSubs = MeteorObservable.subscribe('images').subscribe();
-
-    this.optionsSub = Observable.combineLatest(
-      this.pageSize,
-      this.curPage,
-      this.nameOrder,
-      this.location
-    ).subscribe(([pageSize, curPage, nameOrder, location]) => {
-      const options: Options = {
-        limit: pageSize as number,
-        skip: ((curPage as number) - 1) * (pageSize as number),
-        sort: { name: nameOrder as number }
-      };
-
-      this.paginationService.setCurrentPage(this.paginationService.defaultId, curPage as number);
-
-      if (this.partiesSub) {
-        this.partiesSub.unsubscribe();
-      }
-
-      this.partiesSub = MeteorObservable.subscribe('parties', options, location).subscribe(() => {
-        this.parties = Parties.find({}, {
-          sort: {
-            name: nameOrder
-          }
-        }).zone();
-      });
-    });
-
-    this.paginationService.register({
-      id: this.paginationService.defaultId,
-      itemsPerPage: 10,
-      currentPage: 1,
-      totalItems: this.partiesSize
-    });
-
-    this.pageSize.next(10);
-    this.curPage.next(1);
-    this.nameOrder.next(1);
-    this.location.next('');
-
-    this.autorunSub = MeteorObservable.autorun().subscribe(() => {
-      this.partiesSize = Counts.get('numberOfParties');
-      this.paginationService.setTotalItems(this.paginationService.defaultId, this.partiesSize);
-    });
-  }
-
-  removeParty(party: Party): void {
-    Parties.remove(party._id);
-  }
-
-  search(value: string): void {
-    this.curPage.next(1);
-    this.location.next(value);
-  }
-
-  onPageChanged(page: number): void {
-    this.curPage.next(page);
-  }
-
-  changeSortOrder(nameOrder: string): void {
-    this.nameOrder.next(parseInt(nameOrder));
-  }
-
-  isOwner(party: Party): boolean {
-    return this.user && this.user._id === party.owner;
-  }
-
-  ngOnDestroy() {
-    this.partiesSub.unsubscribe();
-    this.optionsSub.unsubscribe();
-    this.autorunSub.unsubscribe();
-    this.imagesSubs.unsubscribe();
+export class PartiesListComponent extends PartiesList {
+  constructor(paginationService: PaginationService) {
+    super(paginationService);
   }
 }