250 lines
7.6 KiB
Java
250 lines
7.6 KiB
Java
package org.gcube.portlets.user.questions.client;
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import java.util.ArrayList;
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import java.util.List;
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import org.gcube.portal.databook.shared.UserInfo;
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import org.gcube.portlets.user.gcubewidgets.client.elements.Span;
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import org.gcube.portlets.user.questions.client.resources.Images;
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import org.gcube.portlets.user.questions.client.ui.DisplayBadge;
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import org.gcube.portlets.widgets.sessionchecker.client.CheckSession;
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import org.gcube.portlets.widgets.wsmail.client.forms.MailForm;
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import com.github.gwtbootstrap.client.ui.AlertBlock;
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import com.github.gwtbootstrap.client.ui.Button;
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import com.github.gwtbootstrap.client.ui.constants.AlertType;
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import com.github.gwtbootstrap.client.ui.constants.ButtonType;
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import com.google.gwt.core.client.GWT;
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import com.google.gwt.core.client.RunAsyncCallback;
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import com.google.gwt.event.dom.client.ClickEvent;
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import com.google.gwt.event.dom.client.ClickHandler;
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import com.google.gwt.user.client.Window;
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import com.google.gwt.user.client.Window.Location;
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import com.google.gwt.user.client.rpc.AsyncCallback;
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import com.google.gwt.user.client.ui.Composite;
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import com.google.gwt.user.client.ui.HTML;
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import com.google.gwt.user.client.ui.HasAlignment;
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import com.google.gwt.user.client.ui.HasVerticalAlignment;
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import com.google.gwt.user.client.ui.Image;
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import com.google.gwt.user.client.ui.InlineHTML;
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import com.google.gwt.user.client.ui.SimplePanel;
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import com.google.gwt.user.client.ui.VerticalPanel;
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public class VREManagersPanel extends Composite {
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private final QuestionsServiceAsync service = GWT.create(QuestionsService.class);
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private Image loadingImage;
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private Image postToImage;
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private Button messageManagers = new Button();
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private Button leaveVreButton = new Button("Leave Group");
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private AlertBlock alertBlockOnLeave = new AlertBlock();
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private static final String leaveAlertMessage = "Are you sure you want to leave this group? "
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+ "By leaving this group you will no longer receive updates and lose the workspace folder related to the group.";
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// main panel
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private VerticalPanel mainPanel = new VerticalPanel();
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// panel for Questions? Ask the managers option
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private VerticalPanel askManagersOption = new VerticalPanel();
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// panel for leave group option
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private VerticalPanel leaveVREOption = new VerticalPanel();
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// list of managers
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private ArrayList<UserInfo> managers;
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public VREManagersPanel() {
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super();
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initWidget(mainPanel);
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// set main panel width
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mainPanel.setWidth("100%");
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Images images = GWT.create(Images.class);
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loadingImage = new Image(images.membersLoader().getSafeUri());
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postToImage = new Image(images.postToIcon().getSafeUri());
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// add options subpanels to the main one
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mainPanel.add(askManagersOption); // this is always present ...
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// more options label to show the other ones (if present)
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final Button showMoreOptions = new Button("Show more options ...");
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showMoreOptions.setType(ButtonType.LINK);
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// handler
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showMoreOptions.addClickHandler(new ClickHandler() {
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@Override
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public void onClick(ClickEvent event) {
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// hide the button itself
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showMoreOptions.setVisible(false);
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// show other options
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leaveVREOption.setVisible(true);
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}
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});
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mainPanel.add(showMoreOptions);
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mainPanel.add(leaveVREOption);
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// hide options but askManagersOption
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leaveVREOption.setVisible(false);
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// show loaders for the panels
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showLoader(askManagersOption);
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showLoader(leaveVREOption);
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service.getManagers(new AsyncCallback<ArrayList<UserInfo>>() {
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@Override
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public void onSuccess(ArrayList<UserInfo> users) {
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askManagersOption.clear();
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managers = users;
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askManagersOption.setHorizontalAlignment(HasAlignment.ALIGN_LEFT);
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askManagersOption.setVerticalAlignment(HasVerticalAlignment.ALIGN_TOP);
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postToImage.setStyleName("manager-post-image");
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postToImage.setTitle("Message privately to the Managers");
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if (users == null || users.isEmpty()) {
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askManagersOption.add(new HTML("<div class=\"frame\" style=\"font-size: 16px;\">Ops, something went wrong. Please <a href=\"javascript: location.reload();\">reload<a/> this page.</div>"));
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} else {
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for (int i = 0; i < users.size(); i++) {
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askManagersOption.add(new DisplayBadge(users.get(i)));
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}
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if (users.size() > 1)
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messageManagers.setText("Message managers");
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else
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messageManagers.setText("Message manager");
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}
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SimplePanel bPanel = new SimplePanel();
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bPanel.setStyleName("manager-action");
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bPanel.setWidget(messageManagers);
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askManagersOption.add(bPanel);
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}
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@Override
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public void onFailure(Throwable caught) {
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askManagersOption.clear();
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askManagersOption.add(new HTML("<div class=\"nofeed-message\">" +
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"Sorry, looks like something is broken with the server connection<br> " +
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"Please check your connection and try refresh this page.</div>"));
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}
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});
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messageManagers.addClickHandler(new ClickHandler() {
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@Override
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public void onClick(ClickEvent event) {
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final List<String> listToLogin = new ArrayList<String>();
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for (UserInfo user : managers) {
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listToLogin.add(user.getUsername());
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}
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GWT.runAsync(new RunAsyncCallback() {
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@Override
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public void onSuccess() {
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new MailForm(listToLogin);
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}
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public void onFailure(Throwable reason) {
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Window.alert("Could not load this component: " + reason.getMessage());
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}
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});
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}
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});
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service.isLeaveButtonAvailable(Location.getHref(), new AsyncCallback<Boolean>() {
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@Override
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public void onSuccess(Boolean result) {
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leaveVREOption.clear();
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leaveVREOption.setHorizontalAlignment(HasAlignment.ALIGN_LEFT);
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if(result)
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addLeaveVREButton();
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}
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@Override
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public void onFailure(Throwable caught) {
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leaveVREOption.clear();
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}
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});
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}
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private void addLeaveVREButton(){
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// add leave VRE button
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leaveVreButton.addClickHandler(new ClickHandler() {
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@Override
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public void onClick(ClickEvent event) {
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// show alert block
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alertBlockOnLeave.setVisible(true);
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}
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});
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// Add Cancel and Confirm Leave buttons
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Span cancel = new Span("Cancel");
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Span confirmLeave = new Span("Confirm Leave");
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cancel.setStyleName("cancel-leave-button");
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confirmLeave.setStyleName("cancel-leave-button");
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// add to main panel
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alertBlockOnLeave.setHTML(leaveAlertMessage + "<br><br>");
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alertBlockOnLeave.add(cancel);
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alertBlockOnLeave.add(new InlineHTML(" or "));
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alertBlockOnLeave.add(confirmLeave);
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alertBlockOnLeave.setType(AlertType.WARNING);
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alertBlockOnLeave.setHeading("WARNING!");
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alertBlockOnLeave.setClose(false);
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alertBlockOnLeave.setVisible(false);
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leaveVREOption.add(alertBlockOnLeave);
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leaveVREOption.add(leaveVreButton);
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// add handlers
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cancel.addClickHandler(new ClickHandler() {
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@Override
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public void onClick(ClickEvent event) {
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// just hide alertBlock
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alertBlockOnLeave.setVisible(false);
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}
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});
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confirmLeave.addClickHandler(new ClickHandler() {
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@Override
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public void onClick(ClickEvent event){
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service.removeUserFromVRE(new AsyncCallback<String>() {
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@Override
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public void onSuccess(String result) {
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if (result != null)
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Location.assign(result);
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else
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CheckSession.showLogoutDialog();
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}
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@Override
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public void onFailure(Throwable caught) {
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Window.alert("We're sorry we couldn't reach the server, try again later ... " + caught.getMessage());
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}
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});
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}
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});
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}
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private void showLoader(VerticalPanel panel) {
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panel.clear();
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panel.setWidth("100%");
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panel.setHorizontalAlignment(HasAlignment.ALIGN_CENTER);
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panel.setVerticalAlignment(HasVerticalAlignment.ALIGN_MIDDLE);
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panel.add(loadingImage);
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}
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}
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