src/app/depositAccount/form/charges/charges.component.html

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<form [formGroup]="form">
  <div layout-gt-xs="column" layout-margin formArrayName="charges">
    <mat-card *ngFor="let charge of charges; let i=index" [formGroupName]="i">
      <mat-card-content layout="column">
        <fims-text-input [form]="charge" controlName="name" placeholder="{{'Fee name' | translate}}"></fims-text-input>
        <mat-form-field layout-margin flex>
          <textarea matInput placeholder="{{'Description' | translate}}" formControlName="description"></textarea>
          <mat-error *ngIf="charge.get('description').hasError('maxlength')">
            {{ 'Only characters allowed.' | translate:{ value: charge.get('description').getError('maxlength')['requiredLength']} }}
          </mat-error>
        </mat-form-field>
        <div layout="row">
          <fims-number-input [form]="getFormGroup(i)" controlName="amount" placeholder="{{'Amount' | translate}}"></fims-number-input>
          <mat-form-field layout-margin>
            <mat-select formControlName="actionIdentifier" placeholder="{{'Applied on' | translate}}">
              <mat-option *ngFor="let basis of actions" [value]="basis.identifier">
                {{basis.name | translate}}
              </mat-option>
            </mat-select>
          </mat-form-field>
          <mat-checkbox layout-margin formControlName="proportional" translate>Proportional?</mat-checkbox>
        </div>
        <fims-account-select title="{{'Income account' | translate}}" formControlName="incomeAccountIdentifier" [type]="'REVENUE'">
          <ng-container *ngIf="!charge.get('incomeAccountIdentifier').pristine && charge.get('incomeAccountIdentifier').hasError('required')" translate>
            Required
          </ng-container>
          <ng-container *ngIf="charge.get('incomeAccountIdentifier').hasError('invalidAccount')" translate>
            Invalid account
          </ng-container>
        </fims-account-select>
      </mat-card-content>
      <mat-card-actions>
        <button mat-button (click)="removeCharge(i)">{{'REMOVE FEE' | translate}}</button>
      </mat-card-actions>
    </mat-card>

    <div layout="row">
      <button flex mat-button mat-raised-button (click)="addCharge()">{{'ADD FEE' | translate}}</button>
    </div>
  </div>
</form>