Componentizing hero-detail

Author: ronaldovctor

src/app/app.module.ts

@@ -4,11 +4,13 @@ import { BrowserModule } from '@angular/platform-browser';
 
 import { AppComponent } from './app.component';
 import { HeroesComponent } from './heroes/heroes.component';
+import { HeroDetailComponent } from './hero-detail/hero-detail.component';
 
 @NgModule({
   declarations: [
     AppComponent,
-    HeroesComponent
+    HeroesComponent,
+    HeroDetailComponent
   ],
   imports: [
     BrowserModule,

src/app/hero-detail/hero-detail.component.css

@@ -0,0 +1,8 @@
+<div *ngIf="hero">
+   <h2>{{ hero.name | uppercase}} Details</h2>
+   <div>id: {{ hero.id }}</div>
+   <div>
+      <label for="hero-name">Hero name: </label>
+      <input id="hero-name" [(ngModel)]="hero.name" placeholder="name">
+   </div>
+</div>

src/app/hero-detail/hero-detail.component.html

@@ -0,0 +1,25 @@
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { HeroDetailComponent } from './hero-detail.component';
+
+describe('HeroDetailComponent', () => {
+  let component: HeroDetailComponent;
+  let fixture: ComponentFixture<HeroDetailComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      declarations: [ HeroDetailComponent ]
+    })
+    .compileComponents();
+  });
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(HeroDetailComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

src/app/hero-detail/hero-detail.component.spec.ts

@@ -0,0 +1,16 @@
+import { Component, Input, OnInit } from '@angular/core';
+import { Hero } from '../heroes/hero';
+
+@Component({
+  selector: 'app-hero-detail',
+  templateUrl: './hero-detail.component.html',
+  styleUrls: ['./hero-detail.component.css']
+})
+export class HeroDetailComponent implements OnInit {
+  @Input() hero?: Hero
+
+  constructor() { }
+
+  ngOnInit(): void {
+  }
+}

src/app/hero-detail/hero-detail.component.ts

@@ -7,12 +7,4 @@ <h2>My Heroes</h2>
       </button>
    </li>
 </ul>
-
-<div *ngIf="selectedHero">
-   <h2>{{ selectedHero.name | uppercase}} Details</h2>
-   <div>id: {{ selectedHero.id }}</div>
-   <div>
-      <label for="hero-name">Hero name: </label>
-      <input id="hero-name" [(ngModel)]="selectedHero.name" placeholder="name">
-   </div>
-</div>
+<app-hero-detail [hero]="selectedHero"></app-hero-detail>

src/app/heroes/heroes.component.html

@@ -19,5 +19,4 @@ export class HeroesComponent implements OnInit {
   onSelect(hero: Hero): void {
     this.selectedHero = hero
   }
-
 }