6: Get Data from a Server

[examples/angular-tour-of-heroes] / src / app / heroes / heroes.component.ts

diff --git a/src/app/heroes/heroes.component.ts b/src/app/heroes/heroes.component.ts
index 1e29d4e..38ab888 100644 (file)
--- a/src/app/heroes/heroes.component.ts
+++ b/src/app/heroes/heroes.component.ts
@@ -1,6 +1,7 @@
 import { Component, OnInit } from '@angular/core';
 import { Hero } from '../hero';
 import { HeroService } from '../hero.service';
+import { MessageService } from '../message.service';
 
 @Component({
   selector: 'app-heroes',
@@ -11,13 +12,9 @@ export class HeroesComponent implements OnInit {
 
   heroes: Hero[];
 
-  selectedHero : Hero;
-
-  onSelect(hero : Hero): void {
-    this.selectedHero = hero;
-  }
-
-  constructor(private heroService : HeroService) { }
+  constructor(
+      private heroService : HeroService,
+      private messageService : MessageService) { }
 
   ngOnInit() {
     this.getHeroes();
@@ -28,4 +25,13 @@ export class HeroesComponent implements OnInit {
         .getHeroes()
         .subscribe(heroes => this.heroes = heroes);
   }
+
+  add(name: string): void {
+    name = name.trim();
+    if (!name) { return; }
+    this.heroService.addHero({ name } as Hero)
+      .subscribe(hero => {
+        this.heroes.push(hero);
+      });
+  }
 }