uk.ac.ncl.openlab.intake24.client.CallbackRequestForm.java Source code

Introduction

Here is the source code for uk.ac.ncl.openlab.intake24.client.CallbackRequestForm.java

Source

/*
This file is part of Intake24.
    
 Crown copyright, 2012, 2013, 2014.
    
This software is licensed under the Open Government Licence 3.0:
    
http://www.nationalarchives.gov.uk/doc/open-government-licence/
*/

package uk.ac.ncl.openlab.intake24.client;

import com.google.gwt.event.dom.client.*;
import com.google.gwt.safehtml.shared.SafeHtmlUtils;
import com.google.gwt.user.client.ui.*;
import org.fusesource.restygwt.client.Method;
import org.fusesource.restygwt.client.MethodCallback;
import org.workcraft.gwt.shared.client.Callback;
import uk.ac.ncl.openlab.intake24.client.api.help.CallbackRequest;
import uk.ac.ncl.openlab.intake24.client.api.help.HelpService;
import uk.ac.ncl.openlab.intake24.client.ui.LoadingWidget;
import uk.ac.ncl.openlab.intake24.client.ui.OverlayDiv;
import uk.ac.ncl.openlab.intake24.client.ui.WidgetFactory;

public class CallbackRequestForm extends Composite {
    private final static CommonMessages messages = CommonMessages.Util.getInstance();
    // private final static HelpServiceAsync helpService = HelpServiceAsync.Util.getInstance();

    final private TextBox nameTextBox;
    final private TextBox phoneNumberTextBox;

    final private FlowPanel errorMessage;
    final private Button requestCallbackButton;
    final private Button hideFormButton;

    private void doRequest() {
        requestCallbackButton.setEnabled(false);

        errorMessage.clear();

        if (nameTextBox.getText().isEmpty() || phoneNumberTextBox.getText().isEmpty()) {
            errorMessage
                    .add(new HTMLPanel(SafeHtmlUtils.fromSafeConstant(messages.callbackRequestForm_fieldsEmpty())));
            errorMessage.getElement().addClassName("intake24-login-error-message");
            requestCallbackButton.setEnabled(true);
            return;
        }

        if (EmbeddedData.surveyId.equals("demo")) {
            errorMessage.add(new HTMLPanel(SafeHtmlUtils
                    .fromSafeConstant(messages.callbackRequestForm_disabledForDemo("support@intake24.co.uk"))));
            errorMessage.getElement().addClassName("intake24-login-error-message");
            requestCallbackButton.setEnabled(true);
            return;
        }

        errorMessage.add(new LoadingWidget());

        HelpService.INSTANCE.requestCallback(EmbeddedData.surveyId,
                new CallbackRequest(nameTextBox.getText(), phoneNumberTextBox.getText()),
                new MethodCallback<Void>() {
                    @Override
                    public void onFailure(Method method, Throwable exception) {

                        if (method.getResponse().getStatusCode() == 429) {
                            errorMessage.clear();
                            errorMessage.getElement().addClassName("intake24-login-error-message");
                            errorMessage.add(new HTMLPanel(
                                    SafeHtmlUtils.fromSafeConstant(messages.callbackRequestForm_tooSoon())));

                            GoogleAnalytics.trackHelpCallbackRejected();
                        } else {
                            errorMessage.clear();
                            errorMessage.add(
                                    new HTMLPanel(SafeHtmlUtils.fromSafeConstant(messages.serverErrorTitle())));
                            errorMessage.add(new HTMLPanel(SafeHtmlUtils
                                    .fromSafeConstant(messages.serverErrorText(EmbeddedData.surveySupportEmail))));
                            errorMessage.getElement().addClassName("intake24-login-error-message");
                            requestCallbackButton.setEnabled(true);
                        }
                    }

                    @Override
                    public void onSuccess(Method method, Void response) {
                        errorMessage.clear();
                        errorMessage.getElement().addClassName("intake24-login-success-message");
                        errorMessage.add(new HTMLPanel(
                                SafeHtmlUtils.fromSafeConstant(messages.callbackRequestForm_success())));

                        GoogleAnalytics.trackHelpCallbackAccepted();
                    }
                });
    }

    public CallbackRequestForm(final Callback onComplete) {
        Grid g = new Grid(2, 2);

        g.setCellPadding(5);
        Label nameLabel = new Label(messages.callbackRequestForm_nameLabel());
        Label phoneNumberLabel = new Label(messages.callbackRequestForm_phoneNumberLabel());

        this.nameTextBox = new TextBox();
        this.phoneNumberTextBox = new TextBox();

        g.setWidget(0, 0, nameLabel);
        g.setWidget(1, 0, phoneNumberLabel);
        g.setWidget(0, 1, nameTextBox);
        g.setWidget(1, 1, phoneNumberTextBox);

        VerticalPanel p = new VerticalPanel();
        p.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_CENTER);

        FlowPanel videoLinkDiv = new FlowPanel();
        videoLinkDiv.add(WidgetFactory.createTutorialVideoLink());

        p.add(new HTMLPanel(messages.callbackRequestForm_watchWalkthrough()));
        p.add(videoLinkDiv);

        HTMLPanel pp = new HTMLPanel(SafeHtmlUtils.fromSafeConstant(messages.callbackRequestForm_promptText()));
        pp.getElement().addClassName("intake24-login-prompt-text");
        p.add(pp);
        p.add(g);

        errorMessage = new FlowPanel();
        p.add(errorMessage);

        requestCallbackButton = WidgetFactory
                .createButton(messages.callbackRequestForm_requestCallbackButtonLabel(), new ClickHandler() {
                    @Override
                    public void onClick(ClickEvent event) {
                        doRequest();
                    }
                });

        hideFormButton = WidgetFactory.createButton(messages.callbackRequestForm_hideButtonLabel(),
                new ClickHandler() {
                    @Override
                    public void onClick(ClickEvent event) {
                        onComplete.call();
                    }
                });

        requestCallbackButton.getElement().setId("intake24-login-button");

        nameTextBox.addKeyPressHandler(new KeyPressHandler() {
            @Override
            public void onKeyPress(KeyPressEvent event) {
                if (event.getNativeEvent().getKeyCode() == KeyCodes.KEY_ENTER)
                    doRequest();
            }
        });

        phoneNumberTextBox.addKeyPressHandler(new KeyPressHandler() {
            @Override
            public void onKeyPress(KeyPressEvent event) {
                if (event.getNativeEvent().getKeyCode() == KeyCodes.KEY_ENTER)
                    doRequest();
            }
        });

        p.add(WidgetFactory.createButtonsPanel(requestCallbackButton, hideFormButton));
        p.addStyleName("intake24-login-form");

        initWidget(p);
    }

    public static void showPopup() {
        final OverlayDiv div = new OverlayDiv();

        CallbackRequestForm dialog = new CallbackRequestForm(new Callback() {

            @Override
            public void call() {
                div.setVisible(false);
            }
        });

        dialog.addStyleName("intake24-login-popup");

        div.setContents(dialog);
        div.setVisible(true);
    }

}