angular-hotel-manager/src/app/hotel-list/hotel-list.component.ts

74 lines
2.2 KiB
TypeScript

import { CommonModule, NgFor, NgIf, UpperCasePipe } from '@angular/common';
import { Component, inject } from '@angular/core';
import { TextPipe } from '../../text.pipe';
import { SearchComponent } from '../Search/search.component';
import { HotelService } from '../Parent/services/hotel.service';
import { Hotel } from '../HotelItem/hotel';
import { HttpClient } from '@angular/common/http';
import { filter, from, last, map, Observable, scan } from 'rxjs';
import { HotelItem } from '../HotelItem/HotelItem.component';
import { RouterLink } from '@angular/router';
interface User {
name: string;
age: number;
}
@Component({
selector: 'app-hotel-list',
standalone: true,
imports: [UpperCasePipe, TextPipe, SearchComponent, HotelItem, NgFor, NgIf, RouterLink],
templateUrl: './hotel-list.component.html',
styleUrl: './hotel-list.component.css'
})
export class HotelListComponent {
public search: string = "";
public hotelService: HotelService = inject(HotelService);
public response: any = null;
public hotels: Array<Hotel> = [{} as Hotel];
constructor (private http: HttpClient) {
}
ngOnInit() {
this.http.get<Array<Hotel>>("api/hotels").subscribe(res => {
this.hotels = res;
});
const users = [
{ name: "Max", age: 21 },
{ name: "Peter", age: 31 },
{ name: "Hans", age: 13 },
{ name: "Klaus", age: 51 },
{ name: "Dieter", age: 1 },
{ name: "Jan-Marlon", age: 3 },
]
const stream: Observable<User> = from(users);
stream.pipe(
filter((user) => user.age > 18),
scan((acc, user) => acc + user.age, 0),
map((ageSum, index) => ageSum / (index + 1)),
last(),
).subscribe(console.log);
// const stream: Observable<number | string> = from([5, 1, 2, 12, 5, 14, 17, 5, "testing"]);
// stream.pipe(
// filter((value) => typeof value === "number"),
// tap((value) => console.log("Zahl:" + value)),
// filter((value: number) => value % 2 === 0),
// tap((value) => console.log("Gerade Zahl: " + value)),
// toArray(),
//).subscribe(console.log);
}
public test() {
console.log(this.search);
}
// public foundHotels = this.hotels.pipe(
// filter((hotel) => hotel.hotelName.includes(this.search)),
// );
}