src/app/accounting/journalEntries/form/form.component.html

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  this work for additional information regarding copyright ownership.
  The ASF licenses this file to You under the Apache License, Version 2.0
  (the "License"); you may not use this file except in compliance with
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       http://www.apache.org/licenses/LICENSE-2.0

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  distributed under the License is distributed on an "AS IS" BASIS,
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  <form [formGroup]="form">
    <td-steps mode="'vertical'">
      <td-step #detailsStep label="{{'Journal Entry details' | translate}}" layout="column">
        <fims-id-input [form]="form" controlName="transactionIdentifier" [readonly]="false"></fims-id-input>
        <fims-date-input placeholder="{{'Transaction date' | translate}}" [form]="form" controlName="transactionDate"></fims-date-input>
        <fims-transaction-type-select title="{{'Transaction type' | translate}}" formControlName="transactionType">
          <ng-container *ngIf="!form.get('transactionType').pristine && form.get('transactionType').hasError('required')" translate>
            Required
          </ng-container>
          <ng-container *ngIf="form.get('transactionType').hasError('invalidTransactionType')" translate>
            Invalid transaction type
          </ng-container>
        </fims-transaction-type-select>
        <div layout="row">
          <mat-form-field layout-margin flex>
            <textarea matInput placeholder="{{'Note(Optional)' | translate}}" formControlName="note"></textarea>
          </mat-form-field>
        </div>
        <div layout="row">
          <mat-form-field layout-margin flex>
            <textarea matInput flex placeholder="{{'Message(Optional)' | translate}}" formControlName="message"></textarea>
          </mat-form-field>
        </div>
        <ng-template td-step-actions>
          <fims-form-continue-action (onContinue)="accountsStep.open()"></fims-form-continue-action>
        </ng-template>
      </td-step>
      <td-step #accountsStep label="{{'Affected Accounts' | translate}}">
        <div layout-gt-xs="column">
          <div layout="row">
            <mat-card flex formArrayName="debtors">
              <mat-card-title>Debit</mat-card-title>
              <mat-card-content>
                <div layout="row" layout-align="start center" [formGroupName]="i" *ngFor="let debtor of debtors; let i = index;">
                  <fims-account-select formControlName="accountNumber" [title]="'Account' | translate" flex="50">
                    <ng-container *ngIf="!debtor.get('accountNumber').pristine && debtor.get('accountNumber').hasError('required')"
                                  translate>
                      Required
                    </ng-container>
                    <ng-container *ngIf="debtor.get('accountNumber').hasError('invalidAccount')" translate>
                      Invalid account
                    </ng-container>
                  </fims-account-select>
                  <fims-text-input type="number" [form]="debtor" controlName="amount"
                                   placeholder="{{'Amount' | translate}}"></fims-text-input>
                  <button mat-raised-button color="warn" title="{{'Remove' | translate}}" (click)="removeDebtor(i)">{{'Remove' |
                    translate}}
                  </button>
                </div>
                <p *ngIf="form.get('debtors').hasError('minItemsInvalid')" class="tc-red-600" translate>
                  Please add at least one debit.
                </p>
              </mat-card-content>
              <mat-card-actions>
                <button mat-button mat-raised-button (click)="addDebtor()">{{'ADD DEBIT' | translate}}</button>
              </mat-card-actions>
            </mat-card>
            <mat-card flex formArrayName="creditors">
              <mat-card-title>Credit</mat-card-title>
              <mat-card-content>
                <div layout="row" layout-align="start center" [formGroupName]="i" *ngFor="let creditor of creditors; let i = index;">
                  <fims-account-select formControlName="accountNumber" [title]="'Account' | translate" flex="50">
                    <ng-container *ngIf="!creditor.get('accountNumber').pristine && creditor.get('accountNumber').hasError('required')"
                                  translate>
                      Required
                    </ng-container>
                    <ng-container *ngIf="creditor.get('accountNumber').hasError('invalidAccount')" translate>
                      Invalid account
                    </ng-container>
                  </fims-account-select>
                  <fims-text-input type="number" [form]="creditor" controlName="amount"
                                   placeholder="{{'Amount' | translate}}"></fims-text-input>
                  <button mat-raised-button color="warn" title="{{'Remove' | translate}}" (click)="removeCreditor(i)">{{'Remove' |
                    translate}}
                  </button>
                </div>
                <p *ngIf="form.get('creditors').hasError('minItemsInvalid')" class="tc-red-600" translate>
                  Please add at least one credit.
                </p>
              </mat-card-content>
              <mat-card-actions>
                <button mat-button mat-raised-button (click)="addCreditor()">{{'ADD CREDIT' | translate}}</button>
              </mat-card-actions>
            </mat-card>

          </div>
          <p *ngIf="!form.pristine && form.hasError('sumInvalid')" class="tc-red-600" translate>
            Sum of debit and sum of credit must match.
          </p>
        </div>
      </td-step>
      <td-step label="{{'Final step' | translate}}" [state]="'complete'">
        <ng-template td-step-summary>
          <fims-form-final-action
            [resourceName]="'JOURNAL ENTRY'"
            [editMode]="false"
            [disabled]="!form.valid"
            (onCancel)="cancel()"
            (onSave)="save()">
          </fims-form-final-action>
        </ng-template>
      </td-step>
    </td-steps>
  </form>