argos/dmp-admin/src/app/compositefield-form/compositefield-form.component.ts

import { Component, Input } from '@angular/core';
import { FormGroup } from '@angular/forms';
import { CompositeField } from '../models/CompositeField';
import { Field } from '../models/Field';
import { FormArray } from '@angular/forms/src/model';

@Component({
  selector: 'compositefield-form',
  templateUrl: './compositefield-form.component.html',
  styleUrls: []
})

export class CompositeFieldFormComponent {
@Input() form: FormGroup;
@Input() dataModel: CompositeField;

constructon(){}

ngOnInit(){
 // this.addNewField();
}

addNewField(){
  let field: Field = new Field();
  this.dataModel.fields.push(field);
  (<FormArray>this.form.get("fields")).push(field.buildForm());
}
    
}