/*******************************************************************************
* Copyright (c) 2012-2017 Codenvy, S.A.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Codenvy, S.A. - initial API and implementation
*******************************************************************************/
package org.eclipse.che.ide.projectimport.zip;
import com.google.gwt.regexp.shared.RegExp;
import com.google.gwt.user.client.ui.AcceptsOneWidget;
import com.google.inject.Inject;
import org.eclipse.che.commons.annotation.Nullable;
import org.eclipse.che.ide.CoreLocalizationConstant;
import org.eclipse.che.ide.api.project.MutableProjectConfig;
import org.eclipse.che.ide.api.wizard.AbstractWizardPage;
import org.eclipse.che.ide.util.NameUtils;
import javax.validation.constraints.NotNull;
import java.util.Map;
import static com.google.common.base.Strings.isNullOrEmpty;
/**
* @author Roman Nikitenko
*/
public class ZipImporterPagePresenter extends AbstractWizardPage<MutableProjectConfig> implements ZipImporterPageView.ActionDelegate {
private static final String SKIP_FIRST_LEVEL_PARAM_NAME = "skipFirstLevel";
private static final RegExp URL_REGEX = RegExp.compile("(https?|ftp)://(-\\.)?([^\\s/?\\.#-]+\\.?)+(/[^\\s]*)?");
private static final RegExp WHITESPACE = RegExp.compile("^\\s");
private static final RegExp END_URL = RegExp.compile(".zip$");
private CoreLocalizationConstant locale;
private ZipImporterPageView view;
@Inject
public ZipImporterPagePresenter(ZipImporterPageView view, CoreLocalizationConstant locale) {
this.view = view;
this.locale = locale;
this.view.setDelegate(this);
}
@Override
public void init(MutableProjectConfig dataObject) {
super.init(dataObject);
setImportParameterValue(SKIP_FIRST_LEVEL_PARAM_NAME, String.valueOf(false));
}
@Override
public boolean isCompleted() {
return isUrlCorrect(dataObject.getSource().getLocation());
}
@Override
public void projectNameChanged(@NotNull String name) {
dataObject.setName(name);
updateDelegate.updateControls();
validateProjectName();
}
private void validateProjectName() {
if (NameUtils.checkProjectName(view.getProjectName())) {
view.hideNameError();
} else {
view.showNameError();
}
}
@Override
public void projectUrlChanged(@NotNull String url) {
dataObject.getSource().setLocation(url);
isUrlCorrect(url);
String projectName = view.getProjectName();
if (projectName.isEmpty()) {
projectName = extractProjectNameFromUri(url);
dataObject.setName(projectName);
view.setProjectName(projectName);
validateProjectName();
}
updateDelegate.updateControls();
}
@Override
public void projectDescriptionChanged(@NotNull String projectDescription) {
dataObject.setDescription(projectDescription);
updateDelegate.updateControls();
}
@Override
public void skipFirstLevelChanged(boolean isSkipFirstLevel) {
setImportParameterValue(SKIP_FIRST_LEVEL_PARAM_NAME, String.valueOf(isSkipFirstLevel));
updateDelegate.updateControls();
}
@Override
public void go(AcceptsOneWidget container) {
container.setWidget(view);
updateView();
view.setInputsEnableState(true);
view.focusInUrlInput();
}
/** Updates view from data-object. */
private void updateView() {
view.setProjectName(dataObject.getName());
view.setProjectDescription(dataObject.getDescription());
view.setProjectUrl(dataObject.getSource().getLocation());
final String value = getImportParameterValue(SKIP_FIRST_LEVEL_PARAM_NAME);
if (value != null) {
view.setSkipFirstLevel(Boolean.valueOf(value));
}
}
@Nullable
private String getImportParameterValue(String name) {
Map<String, String> parameters = dataObject.getSource().getParameters();
return parameters.get(name);
}
private void setImportParameterValue(String name, String value) {
Map<String, String> parameters = dataObject.getSource().getParameters();
parameters.put(name, value);
}
private String extractProjectNameFromUri(@NotNull String uri) {
final String result;
int indexStartProjectName = uri.lastIndexOf("/") + 1;
int indexFinishProjectName = uri.indexOf(".", indexStartProjectName);
if (indexStartProjectName != 0 && indexFinishProjectName != (-1)) {
result = uri.substring(indexStartProjectName, indexFinishProjectName);
} else if (indexStartProjectName != 0) {
result = uri.substring(indexStartProjectName);
} else {
result = "";
}
return result;
}
/**
* Validate url
*
* @param url
* url for validate
* @return <code>true</code> if url is correct
*/
private boolean isUrlCorrect(@NotNull String url) {
if(isNullOrEmpty(url)) {
view.showUrlError("");
return false;
}
if (!END_URL.test(url)) {
view.showUrlError(locale.importProjectMessageUrlInvalid());
return false;
}
if (WHITESPACE.test(url)) {
view.showUrlError(locale.importProjectMessageStartWithWhiteSpace());
return false;
}
if (!URL_REGEX.test(url)) {
view.showUrlError(locale.importProjectMessageUrlInvalid());
return false;
}
view.hideUrlError();
return true;
}
}