X-Git-Url: http://juplo.de/gitweb/?a=blobdiff_plain;f=src%2Fapp%2Fhero-detail%2Fhero-detail.component.ts;h=76e7912fc40ec748fc5aa29a3a36701166d288a5;hb=fd92a662c471619278e561f25a4beb7ef78d0690;hp=c252bcffe4905eb339cd4ecbd01d71c7690a29f6;hpb=f18faff7c576b595dd8765f36805aa8176122db7;p=examples%2Fangular-tour-of-heroes

diff --git a/src/app/hero-detail/hero-detail.component.ts b/src/app/hero-detail/hero-detail.component.ts
index c252bcf..76e7912 100644
--- a/src/app/hero-detail/hero-detail.component.ts
+++ b/src/app/hero-detail/hero-detail.component.ts
@@ -1,9 +1,10 @@
-import { Component, OnInit, Input } from '@angular/core';
+import { Component, OnInit } from '@angular/core';
 import { ActivatedRoute } from '@angular/router';
 import { Location } from '@angular/common';
 
 import { HeroService } from '../hero.service';
 import { Hero } from '../hero';
+import { MessageService } from '../message.service';
 
 @Component({
   selector: 'app-hero-detail',
@@ -12,11 +13,12 @@ import { Hero } from '../hero';
 })
 export class HeroDetailComponent implements OnInit {
 
-  @Input() hero : Hero;
+  hero: Hero | undefined;
 
   constructor(
     private route: ActivatedRoute,
     private heroService: HeroService,
+    private messageService: MessageService,
     private location: Location
   ) { }
 
@@ -25,8 +27,14 @@ export class HeroDetailComponent implements OnInit {
   }
 
   getHero(): void {
-    const id = +this.route.snapshot.paramMap.get('id');
-    this.heroService.getHero(id).subscribe(hero => this.hero = hero);
+    this.route.params.subscribe(params => {
+      const id: number = +params.id;
+      this.hero = undefined;
+      this.heroService.getHero(id).subscribe(hero => {
+        this.messageService.add('HeroDetailComponent: retrived hero ' + JSON.stringify(hero));
+        this.hero = hero;
+      });
+    });
   }
 
   goBack(): void {