51 lines
1.3 KiB
TypeScript
51 lines
1.3 KiB
TypeScript
// #docregion
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import { Component } from '@angular/core';
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import { OnActivate, Router, RouteSegment } from '@angular/router';
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import { Hero, HeroService } from './hero.service';
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@Component({
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template: `
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<h2>HEROES</h2>
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<div *ngIf="hero">
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<h3>"{{hero.name}}"</h3>
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<div>
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<label>Id: </label>{{hero.id}}</div>
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<div>
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<label>Name: </label>
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<input [(ngModel)]="hero.name" placeholder="name"/>
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</div>
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<p>
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<button (click)="gotoHeroes()">Back</button>
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</p>
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</div>
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`,
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})
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export class HeroDetailComponent implements OnActivate {
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hero: Hero;
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// #docregion ctor
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constructor(
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private router: Router,
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private service: HeroService) {}
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// #enddocregion ctor
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// #docregion OnActivate
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routerOnActivate(curr: RouteSegment): void {
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let id = +curr.getParam('id');
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this.service.getHero(id).then(hero => this.hero = hero);
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}
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// #enddocregion OnActivate
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gotoHeroes() {
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let heroId = this.hero ? this.hero.id : null;
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// Pass along the hero id if available
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// so that the HeroList component can select that hero.
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// Add a totally useless `foo` parameter for kicks.
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// #docregion gotoHeroes-navigate
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this.router.navigate([`/heroes`, {id: heroId, foo: 'foo'}]);
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// #enddocregion gotoHeroes-navigate
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}
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}
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