<!DOCTYPE html>
<html>
<head>
<base href="." />
<title>angular2 playground</title>
<link rel="stylesheet" href="style.css" />
<script src="https://unpkg.com/core-js@2.4.1/client/shim.min.js"></script>
<script src="https://unpkg.com/zone.js/dist/zone.js"></script>
<script src="https://unpkg.com/zone.js/dist/long-stack-trace-zone.js"></script>
<script src="https://unpkg.com/reflect-metadata@0.1.3/Reflect.js"></script>
<script src="https://unpkg.com/systemjs@0.19.31/dist/system.js"></script>
<script src="config.js"></script>
<script>
System.import('app')
.catch(console.error.bind(console));
</script>
</head>
<body>
<my-app>
loading...
</my-app>
</body>
</html>
/* Styles go here */
### Angular Starter Plunker - Typescript
System.config({
//use typescript for compilation
transpiler: 'typescript',
//typescript compiler options
typescriptOptions: {
emitDecoratorMetadata: true
},
paths: {
'npm:': 'https://unpkg.com/'
},
//map tells the System loader where to look for things
map: {
'app': './src',
'@angular/core': 'npm:@angular/core/bundles/core.umd.js',
'@angular/common': 'npm:@angular/common/bundles/common.umd.js',
'@angular/compiler': 'npm:@angular/compiler/bundles/compiler.umd.js',
'@angular/platform-browser': 'npm:@angular/platform-browser/bundles/platform-browser.umd.js',
'@angular/platform-browser-dynamic': 'npm:@angular/platform-browser-dynamic/bundles/platform-browser-dynamic.umd.js',
'@angular/http': 'npm:@angular/http/bundles/http.umd.js',
'@angular/router': 'npm:@angular/router/bundles/router.umd.js',
'@angular/forms': 'npm:@angular/forms/bundles/forms.umd.js',
'@angular/core/testing': 'npm:@angular/core/bundles/core-testing.umd.js',
'@angular/common/testing': 'npm:@angular/common/bundles/common-testing.umd.js',
'@angular/compiler/testing': 'npm:@angular/compiler/bundles/compiler-testing.umd.js',
'@angular/platform-browser/testing': 'npm:@angular/platform-browser/bundles/platform-browser-testing.umd.js',
'@angular/platform-browser-dynamic/testing': 'npm:@angular/platform-browser-dynamic/bundles/platform-browser-dynamic-testing.umd.js',
'@angular/http/testing': 'npm:@angular/http/bundles/http-testing.umd.js',
'@angular/router/testing': 'npm:@angular/router/bundles/router-testing.umd.js',
'rxjs': 'npm:rxjs',
'typescript': 'npm:typescript@2.0.2/lib/typescript.js'
},
//packages defines our app package
packages: {
app: {
main: './main.ts',
defaultExtension: 'ts'
},
rxjs: {
defaultExtension: 'js'
}
}
});
//main entry point
import {platformBrowserDynamic} from '@angular/platform-browser-dynamic';
import {AppModule} from './app';
platformBrowserDynamic().bootstrapModule(AppModule)
//our root app component
import {Component, NgModule, OnInit, Input, Output, EventEmitter} from '@angular/core'
import {BrowserModule} from '@angular/platform-browser'
import {ReactiveFormsModule, FormsModule, FormControl} from '@angular/forms'
import {Observable, Observer} from 'rxjs/Rx'
export interface MyReactiveInputEvent {
term: string;
observer: Observer<any>;
}
@Component({
selector: 'my-reactive-input',
template: `
<input [formControl]="searchControl">
<ul>
<li *ngFor="let item of items">
{{item.name}}
</li>
</ul>
`,
})
export class MyReactiveInput implements OnInit {
searchControl: FormControl = new FormControl();
@Input() items: any[]
@Output() onUpdate: EventEmitter<MyReactiveInputEvent> = new EventEmitter()
ngOnInit() {
this.searchControl.valueChanges
.debounceTime(500)
.distinctUntilChanged()
.switchMap((term: string) => {
if (this.onUpdate.observers.length === 0) {
return Observable.empty()
}
this.items = []
return Observable.create((observer: Observer<any>) => {
this.onUpdate.emit({term: term, observer: observer})
})
})
.subscribe((item: any) => {
this.items.push(item)
})
}
}
const list: ListItem[] = [
{name: 'foo'},
{name: 'bar'},
{name: 'bar2'},
{name: '2bar'},
{name: 'test'}
]
export interface ListItem {
name: string;
}
@Component({
selector: 'my-app',
template: `
<my-reactive-input [items]="myList" (onUpdate)="search($event)"></my-reactive-input>
`,
})
export class App {
myList: ListItem[] = list
search(event: MyReactiveInputEvent) {
let items = this.myList.filter((e: ListItem) => {
return new RegExp(event.term, 'gi').test(e.name)
})
Observable.from(items)
.subscribe(event.observer)
}
}
@NgModule({
imports: [ BrowserModule, FormsModule, ReactiveFormsModule ],
declarations: [ App, MyReactiveInput ],
bootstrap: [ App ]
})
export class AppModule {}