import { Component, OnInit } from '@angular/core';
import { FormGroup, FormArray, FormBuilder, FormBuilder, Validators } from '@angular/forms';
import { Customer } from './customer.interface';

@Component({
  moduleId: module.id,
  selector: 'my-app',
  templateUrl: 'app.component.html',
})
export class AppComponent implements OnInit {
    public myForm: FormGroup; // our model driven form
    
    public hitCancel:boolean=false;

    constructor(private _fb: FormBuilder) { } // form builder simplify form initialization

    ngOnInit() {
        // we will initialize our form model here
        this.myForm = this._fb.group({
            name: ''
        });
        
        this.myForm.controls[ 'name' ].setValidators([
            Validators.required
        ]);
    }


    cancel()
    {
       this.hitCancel=true;
    }

    save(model: Customer, isValid: boolean) {
        // call API to save
        // ...
        console.log(model, isValid);
    }
}
import { NgModule }      from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { FormsModule, ReactiveFormsModule } from '@angular/forms';

import { AppComponent }   from './app.component';

@NgModule({
  imports:      [ BrowserModule, ReactiveFormsModule ],
  declarations: [ AppComponent ],
  bootstrap:    [ AppComponent ]
})

export class AppModule { }
import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';

import { AppModule } from './app.module';

const platform = platformBrowserDynamic();
platform.bootstrapModule(AppModule);

<!DOCTYPE html>
<html>
  <head>
    <title>Handle different form controls</title>
    <!--optional bootstrap for faster styling-->
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" integrity="sha384-1q8mTJOASx8j1Au+a5WDVnPi2lkFfwwEAa8hDDdjZlpLegxhjVME1fgjWPGmkzs7" crossorigin="anonymous">

    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">

    <!-- 1. Load libraries -->
     <!-- Polyfill(s) for older browsers -->
    <script src="https://unpkg.com/core-js/client/shim.min.js"></script>

    <script src="https://unpkg.com/zone.js@0.6.23?main=browser"></script>
    <script src="https://unpkg.com/reflect-metadata@0.1.3"></script>
    <script src="https://unpkg.com/systemjs@0.19.27/dist/system.src.js"></script>

    <!-- 2. Configure SystemJS -->
    <script src="systemjs.config.js"></script>
    <script>
      System.import('app').catch(function(err){ console.error(err); });
    </script>
  </head>

  <!-- 3. Display the application -->
  <body>
    <my-app>Loading...</my-app>
  </body>
</html>

/**
 * 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) {
  System.config({
    // DEMO ONLY! REAL CODE SHOULD NOT TRANSPILE IN THE BROWSER
    transpiler: 'ts',
    typescriptOptions: {
      tsconfig: true
    },
    meta: {
      'typescript': {
        "exports": "ts"
      }
    },
    paths: {
      // paths serve as alias
      'npm:': 'https://unpkg.com/'
    },
    // map tells the System loader where to look for things
    map: {
      // our app is within the app folder
      app: 'app',

      // angular bundles
      '@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/upgrade': 'npm:@angular/upgrade/bundles/upgrade.umd.js',

      // other libraries
      'rxjs':                       'npm:rxjs',
      'angular2-in-memory-web-api': 'npm:angular2-in-memory-web-api',
      'ts':                         'npm:plugin-typescript@4.0.10/lib/plugin.js',
      'typescript':                 'npm:typescript@2.0.2/lib/typescript.js',

    },
    // packages tells the System loader how to load when no filename and/or no extension
    packages: {
      app: {
        main: './main.ts',
        defaultExtension: 'ts'
      },
      rxjs: {
        defaultExtension: 'js'
      },
      'angular2-in-memory-web-api': {
        main: './index.js',
        defaultExtension: 'js'
      }
    }
  });
})(this);

{
  "compilerOptions": {
    "target": "es5",
    "module": "commonjs",
    "moduleResolution": "node",
    "sourceMap": true,
    "emitDecoratorMetadata": true,
    "experimentalDecorators": true,
    "removeComments": false,
    "noImplicitAny": true,
    "suppressImplicitAnyIndexErrors": true
  }
}
export interface Customer {
  name: stirng;
  paymentMethod: {
    type: string; // must be either 'bank' or 'card'
    card: {
      cardNo: string; // must be visa, master, amex
      cardHolder: string;
      expiry: string; // must be format MM/YY
    },
    bank: {
      accountNo: string;
      accountHolder: string;
      routingNo: 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.value, myForm.valid)">
        <div class="form-group">
          <label>Name</label>
          <input autofocus type="text" class="form-control" formControlName="name">

          <label *ngIf="myForm.controls.name.errors && (myForm.controls.name.dirty || myForm.controls.name.touched)">
            ERROR: Required
          </label>
        </div>

        <div class="margin-20">
          <button type="submit" class="btn btn-primary pull-right" [disabled]="!myForm.valid">Submit</button>
          <button type="reset" class="btn btn-primary pull-right" (click)="cancel()">Cancel</button>
        </div>
        <div class="clearfix"></div>

      <div class="alert alert-info" *ngIf="!hitCancel">
        cancel not hit!
      </div>

      <div class="alert alert-success" *ngIf="hitCancel">
        Cancel Hit
      </div>

      </form>
    </div>
  </div>
</div>