Examples with DeleteListItemSuccessPayload org.eclipse.sirius.components.collaborative.forms.dto.DeleteListItemSuccessPayload used on opensource projects

Example 1 with DeleteListItemSuccessPayload

use of org.eclipse.sirius.components.collaborative.forms.dto.DeleteListItemSuccessPayload in project sirius-components by eclipse-sirius.

the class DeleteListItemEventHandler method handle.

@Override
public void handle(One<IPayload> payloadSink, Many<ChangeDescription> changeDescriptionSink, Form form, IFormInput formInput) {
    this.counter.increment();
    String message = this.messageService.invalidInput(formInput.getClass().getSimpleName(), DeleteListItemInput.class.getSimpleName());
    IPayload payload = new ErrorPayload(formInput.getId(), message);
    ChangeDescription changeDescription = new ChangeDescription(ChangeKind.NOTHING, formInput.getRepresentationId(), formInput);
    if (formInput instanceof DeleteListItemInput) {
        DeleteListItemInput input = (DeleteListItemInput) formInput;
        // @formatter:off
        var optionalListItem = this.formQueryService.findWidget(form, input.getListId()).filter(List.class::isInstance).map(List.class::cast).stream().map(List::getItems).flatMap(Collection::stream).filter(item -> item.getId().toString().equals(input.getListItemId())).findFirst();
        var status = optionalListItem.map(ListItem::getDeleteHandler).map(handler -> handler.get()).orElse(// $NON-NLS-1$
        new Failure(""));
        if (status instanceof Success) {
            Success success = (Success) status;
            changeDescription = new ChangeDescription(success.getChangeKind(), formInput.getRepresentationId(), formInput, success.getParameters());
            payload = new DeleteListItemSuccessPayload(formInput.getId());
        } else if (status instanceof Failure) {
            payload = new ErrorPayload(formInput.getId(), ((Failure) status).getMessage());
        }
    }
    changeDescriptionSink.tryEmitNext(changeDescription);
    payloadSink.tryEmitValue(payload);
}