<ui-card>
    <ui-card-content>
        <form #formTeste="ngForm" class="ui-validate on-dirty">
            <ui-smart-list #teste [model]="lista" [auto-delete-exception]="'ity'">
                <ui-smart-list-item *ngFor="let item of teste.list; index as i;">
                    <div class="ui-flex-container">
                        <ui-input-container>
                            <input #fieldTextarea="ngModel" type="text" [name]="i + 'a'"
                                [(ngModel)]="item.a" uiInput [required]="i < teste.list.length - 1">
                            <label>Teste</label>
                            <div class="ui-messages">
                                <div *ngIf="fieldTextarea.errors && fieldTextarea.dirty">
                                    <div class="ui-message error"
                                        [hidden]="!fieldTextarea.pristine && !fieldTextarea.errors.required">
                                        Textarea is
                                        required
                                    </div>
                                </div>
                            </div>
                        </ui-input-container>
                        <ui-input-container>
                            <input #fieldTextarea2="ngModel" type="text" [name]="i + 'b'"
                                [(ngModel)]="item.b" uiInput [required]="i < teste.list.length - 1">
                            <label>Teste 2</label>
                            <div class="ui-messages">
                                <div *ngIf="fieldTextarea2.errors && fieldTextarea2.dirty">
                                    <div class="ui-message error"
                                        [hidden]="!fieldTextarea2.pristine && !fieldTextarea2.errors.required">
                                        Textarea is
                                        required
                                    </div>
                                </div>
                            </div>
                        </ui-input-container>
                        <button *ngIf="i < teste.list.length - 1" (click)="teste.remove(i);"
                            class="ui-button icon flat" uiRipple>
                            <i class="material-icons">close</i>
                        </button>
                    </div>
                </ui-smart-list-item>
            </ui-smart-list>
        </form>
    </ui-card-content>
</ui-card>
<pre>{{lista | json}}</pre>