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Um framework. Mobile & desktop.

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Ciro Nunes @cironunesdev

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Um framework. Mobile & desktop.

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2. Como distribuir para múltiplas plataformas 3. Arquitetura e um pouco de código 1. O que faz o Angular 2 ser tão bom?

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2. Como distribuir para múltiplas plataformas 3. Arquitetura e um pouco de código 1. O que faz o Angular 2 ser tão bom?

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Múltiplas plataformas

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Performance

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Change Detection t AoT Compiler Algumas coisas que deixam o Angular 2 rápido t Optimized JS code for VM + Three shaking t Three shaking Unidirectional data flow Route Lazy loading t Smarter change detection

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Experiência do desenvolvedor

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Simplicidade

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FILTERS (PIPES) sem perder as features que nós conhecemos e amamos DATA BINDING DEPENDENCY INJECTION COMPONENTS DIRECTIVES ROUTING & NAVIGATION MODULES TESTING

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Ferramentas http://slides.com/gerardsans/imworld-ng2-revolution#/4/4

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TS ES7 ES2016 ES6 ES2015 ES5

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Extensões

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http://fiber.google.com/

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http://builtwithangular2.com/

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1. O que faz o Angular 2 ser tão bom? 2. Como distribuir para múltiplas plataformas 3. Arquitetura e um pouco de código

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Desktop

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Responsive Web Apps

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Native

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Mobile

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Native (NativeScript)

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Progressive Web Apps

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Hybrid

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1. O que faz o Angular 2 ser tão bom? 2. Como distribuir para múltiplas plataformas 3. Arquitetura e um pouco de código

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~ $ npm i -g angular-cli ~ $ ng new my-project ~ $ ng serve ~ $ ng test ~ $ ng build --prod

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Components

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~ $ ng generate component app

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export class AppComponent { title = 'app works!'; } import { Component } from '@angular/core'; @Component({ selector: 'app-root', template: `

{{title}}

`, styleUrls: ['./app.component.css'] })

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export class AppComponent { title = 'app works!'; } import { Component } from '@angular/core'; @Component({ selector: 'app-root', template: `

{{title}}

`, styleUrls: ['./app.component.css'] })

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export class AppComponent { title = 'app works!'; } @Component({ selector: 'app-root', template: `

{{title}}

`, styleUrls: ['./app.component.css'] }) import { Component } from '@angular/core';

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Data binding

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http://jsbin.com/hayiyuyeve/edit?html,js,output

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@Component({ selector: 'my-greeting', template: `

Hello, {{hero.name}}

`, }) export class Greeting { constructor() { this.hero = { name: 'Ciro' } } } http://plnkr.co/edit/MGnF3Ta5IOPYYAyXjFpl?p=preview

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Binding Example Properties Events Two-way

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Services

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~ $ ng generate service feedback

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@Injectable() export class FeedbackService { constructor() { } }

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@Injectable() export class FeedbackService { private feedbacksUrl = 'http://localhost:4222/feedbacks'; constructor(private http: Http) { } getFeedbacks(): Observable { return this.http.get(this.feedbacksUrl) .map(this.extractData); } }

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Dependency Injection

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@Component({ selector: 'app-root', templateUrl: './app.component.html', styleUrls: ['./app.component.css'], providers: [FeedbackService] }) export class AppComponent implements OnInit { feedbacks: Feedback[]; constructor(private feedbackService: FeedbackService) {} ngOnInit() { this.feedbackService.getFeedbacks() .subscribe(feedbacks => this.feedbacks = feedbacks); } }

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@Component({ selector: 'app-root', templateUrl: './app.component.html', styleUrls: ['./app.component.css'], providers: [FeedbackService] }) export class AppComponent implements OnInit { feedbacks: Feedback[]; constructor(private feedbackService: FeedbackService) {} ngOnInit() { this.feedbackService.getFeedbacks() .subscribe(feedbacks => this.feedbacks = feedbacks); } }

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Directives

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~ $ ng generate directive highlight

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@Directive({ selector: '[myHighlight]' }) export class HighlightDirective { constructor(el: ElementRef, renderer: Renderer) { renderer.setElementStyle(el.nativeElement, 'backgroundColor', 'yellow'); } }

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@Directive({ selector: '[myHighlight]' }) export class HighlightDirective { constructor(el: ElementRef, renderer: Renderer) { renderer.setElementStyle(el.nativeElement, 'backgroundColor', 'yellow'); } }

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Pipes

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@Component({ selector: 'hero-birthday', template: `

The hero's birthday is {{ birthday | date }}

` }) export class HeroBirthdayComponent { birthday = new Date(1988, 3, 15); // April 15, 1988 }

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Modules

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import { NgModule } from '@angular/core'; import { BrowserModule } from '@angular/platform-browser'; import { AppComponent } from './app.component'; @NgModule({ imports: [ BrowserModule ], declarations: [ AppComponent ], bootstrap: [ AppComponent ] }) export class AppModule { }

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import { NgModule } from '@angular/core'; import { BrowserModule } from '@angular/platform-browser'; import { AppComponent } from './app.component'; @NgModule({ imports: [ BrowserModule ], declarations: [ AppComponent ], bootstrap: [ AppComponent ] }) export class AppModule { }

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http://github.com/cironunes/feedbacky

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@cironunesdev

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Obrigado!