NewPackagePopup.java

/**
 * Copyright 2012 Red Hat, Inc. and/or its affiliates.
 * <p/>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p/>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p/>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.kie.workbench.common.screens.datamodeller.client.widgets.packageselector;

import javax.enterprise.context.Dependent;
import javax.inject.Inject;

import org.kie.workbench.common.screens.datamodeller.client.resources.i18n.Constants;
import org.kie.workbench.common.screens.datamodeller.client.util.DataModelerUtils;
import org.kie.workbench.common.screens.datamodeller.client.validation.ValidatorService;
import org.uberfire.ext.editor.commons.client.validation.ValidatorCallback;
import org.uberfire.mvp.Command;

@Dependent
public class NewPackagePopup
    implements NewPackagePopupView.Presenter {

    private ValidatorService validatorService;

    private NewPackagePopupView view;

    private String packageName;

    private Command afterAddCommand;

    @Inject
    public NewPackagePopup( NewPackagePopupView view,
            ValidatorService validatorService ) {
        this.view = view;
        view.init( this );
        this.validatorService = validatorService;
    }

    public String getPackageName() {
        return packageName;
    }

    private void setPackageName( String packageName ) {
        this.packageName = packageName;
    }

    private void clear() {
        packageName = null;
        view.setPackageName( null );
        view.clearErrors();
    }

    @Override
    public void onCreatePackage() {
        final String[] packageName = { DataModelerUtils.trim( view.getPackageName() ) };
        packageName[0] = packageName[0] != null ? packageName[0].trim() : null;

        validatorService.isValidPackageIdentifier( packageName[0], new ValidatorCallback() {
            @Override
            public void onFailure() {
                view.setErrorMessage( Constants.INSTANCE.validation_error_invalid_package_identifier( packageName[ 0 ] ) );
            }

            @Override
            public void onSuccess() {
                setPackageName( packageName[ 0 ] );
                view.hide();
                if ( afterAddCommand != null ) {
                    afterAddCommand.execute();
                }
            }
        } );
    }

    public void show( Command afterAddCommand ) {
        this.afterAddCommand = afterAddCommand;
        clear();
        view.show();
    }
}