import { Component, OnInit } from '@angular/core';
import { Validators } from '@angular/common';
import { REACTIVE_FORM_DIRECTIVES, FormGroup, FormArray, FormBuilder } from '@angular/forms';
import { Customer } from './customer.interface';
@Component({
moduleId: module.id,
selector: 'app-root',
templateUrl: 'app.component.html',
directives: [REACTIVE_FORM_DIRECTIVES]
})
export class AppComponent implements OnInit {
public myForm: FormGroup;
constructor(private _fb: FormBuilder) { }
ngOnInit() {
this.myForm = this._fb.group({
name: ['', [Validators.required, Validators.minLength(5)]],
addresses: this._fb.array([
this.initAddress(),
])
});
}
initAddress() {
return this._fb.group({
street: ['', Validators.required],
postcode: ['']
});
}
addAddress() {
const control = <FormArray>this.myForm.controls['addresses'];
control.push(this.initAddress());
}
removeAddress(i: number) {
const control = <FormArray>this.myForm.controls['addresses'];
control.removeAt(i);
}
save(model: Customer) {
// call API to save
// ...
console.log(model);
}
}
import { bootstrap } from '@angular/platform-browser-dynamic';
import { disableDeprecatedForms, provideForms } from '@angular/forms';
import { AppComponent } from './app.component';
bootstrap(AppComponent, [
disableDeprecatedForms(),
provideForms()
])
.catch((err: any) => console.error(err));
/*
Copyright 2016 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
*/
.margin-20 {
margin-top: 20px;
margin-bottom: 20px;
}
<!DOCTYPE html>
<html>
<head>
<title>Hero Form</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.6/css/bootstrap.min.css">
<link rel="stylesheet" href="styles.css">
<!-- Polyfill(s) for older browsers -->
<script src="https://npmcdn.com/core-js/client/shim.min.js"></script>
<script src="https://npmcdn.com/zone.js@0.6.12?main=browser"></script>
<script src="https://npmcdn.com/reflect-metadata@0.1.3"></script>
<script src="https://npmcdn.com/systemjs@0.19.27/dist/system.src.js"></script>
<script src="systemjs.config.js"></script>
<script>
System.import('app').catch(function(err){ console.error(err); });
</script>
</head>
<body>
<app-root>Loading...</app-root>
</body>
</html>
<!--
Copyright 2016 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
-->
/**
* PLUNKER VERSION (based on systemjs.config.js in angular.io)
* System configuration for Angular 2 samples
* Adjust as necessary for your application needs.
*/
(function(global) {
var ngVer = '@2.0.0-rc.4'; // lock in the angular package version; do not let it float to current!
var routerVer = '@3.0.0-beta.1'; // lock router version
var formsVer = '@0.2.0'; // lock forms version
var routerDeprecatedVer = '@2.0.0-rc.2'; // temporarily until we update all the guides
//map tells the System loader where to look for things
var map = {
'app': 'app',
'@angular': 'https://npmcdn.com/@angular', // sufficient if we didn't pin the version
'@angular/router': 'https://npmcdn.com/@angular/router' + routerVer,
'@angular/forms': 'https://npmcdn.com/@angular/forms' + formsVer,
'@angular/router-deprecated': 'https://npmcdn.com/@angular/router-deprecated' + routerDeprecatedVer,
'angular2-in-memory-web-api': 'https://npmcdn.com/angular2-in-memory-web-api', // get latest
'rxjs': 'https://npmcdn.com/rxjs@5.0.0-beta.6',
'ts': 'https://npmcdn.com/plugin-typescript@4.0.10/lib/plugin.js',
'typescript': 'https://npmcdn.com/typescript@1.9.0-dev.20160409/lib/typescript.js',
};
//packages tells the System loader how to load when no filename and/or no extension
var packages = {
'app': { main: 'main.ts', defaultExtension: 'ts' },
'rxjs': { defaultExtension: 'js' },
'angular2-in-memory-web-api': { main: 'index.js', defaultExtension: 'js' },
};
var ngPackageNames = [
'common',
'compiler',
'core',
'http',
'platform-browser',
'platform-browser-dynamic',
'upgrade',
];
// Add map entries for each angular package
// only because we're pinning the version with `ngVer`.
ngPackageNames.forEach(function(pkgName) {
map['@angular/'+pkgName] = 'https://npmcdn.com/@angular/' + pkgName + ngVer;
});
// Add package entries for angular packages
ngPackageNames.forEach(function(pkgName) {
// Bundled (~40 requests):
packages['@angular/'+pkgName] = { main: '/bundles/' + pkgName + '.umd.js', defaultExtension: 'js' };
// Individual files (~300 requests):
//packages['@angular/'+pkgName] = { main: 'index.js', defaultExtension: 'js' };
});
// No umd for router yet
packages['@angular/router'] = { main: 'index.js', defaultExtension: 'js' };
// Forms not on rc yet
packages['@angular/forms'] = { main: 'index.js', defaultExtension: 'js' };
// Temporarily until we update the guides
packages['@angular/router-deprecated'] = { main: '/bundles/router-deprecated' + '.umd.js', defaultExtension: 'js' };
var config = {
// DEMO ONLY! REAL CODE SHOULD NOT TRANSPILE IN THE BROWSER
transpiler: 'ts',
typescriptOptions: {
tsconfig: true
},
meta: {
'typescript': {
"exports": "ts"
}
},
map: map,
packages: packages
};
System.config(config);
})(this);
/*
Copyright 2016 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
*/
{
"compilerOptions": {
"target": "es5",
"module": "commonjs",
"moduleResolution": "node",
"sourceMap": true,
"emitDecoratorMetadata": true,
"experimentalDecorators": true,
"removeComments": false,
"noImplicitAny": true,
"suppressImplicitAnyIndexErrors": true
}
}
export interface Customer {
name: string;
addresses: Address[];
}
export interface Address {
street: string;
postcode: string;
}
<div class="container">
<div class="row">
<div class="col-xs-12">
<div class="margin-20">
<h4>Add customer</h4>
</div>
<form [formGroup]="myForm" novalidate (ngSubmit)="save(myForm)">
<div class="form-group">
<label>Name</label>
<input type="text" class="form-control" formControlName="name">
<small *ngIf="!myForm.controls.name.valid" class="text-danger">
Name is required (minimum 5 characters).
</small>
</div>
<!--addresses-->
<div formArrayName="addresses">
<div *ngFor="let address of myForm.controls.addresses.controls; let i=index" class="panel panel-default">
<div class="panel-heading">
<span>Address {{i + 1}}</span>
<span class="glyphicon glyphicon-remove pull-right" *ngIf="myForm.controls.addresses.controls.length > 1" (click)="removeAddress(i)"></span>
</div>
<div class="panel-body" [formGroupName]="i">
<div class="form-group col-xs-6">
<label>street</label>
<input type="text" class="form-control" formControlName="street">
<small [hidden]="myForm.controls.addresses.controls[i].controls.street.valid" class="text-danger">
Street is required
</small>
</div>
<div class="form-group col-xs-6">
<label>postcode</label>
<input type="text" class="form-control" formControlName="postcode">
</div>
</div>
</div>
</div>
<div class="margin-20">
<a (click)="addAddress()" style="cursor: default">
Add another address +
</a>
</div>
<div class="margin-20">
<button type="submit" class="btn btn-primary pull-right" [disabled]="!myForm.valid">Submit</button>
</div>
<div class="clearfix"></div>
<div class="margin-20">
<div>myForm details:-</div>
<pre>Is myForm valid?: <br>{{myForm.valid | json}}</pre>
<pre>form value: <br>{{myForm.value | json}}</pre>
</div>
</form>
</div>
</div>
</div>