/*
* Copyright 2011-2012 Amazon Technologies, Inc.
*
* 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:
*
* http://aws.amazon.com/apache2.0
*
* This file 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 com.amazonaws.eclipse.explorer.sns;
import java.util.LinkedHashMap;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
import com.amazonaws.eclipse.core.AwsToolkitCore;
import com.amazonaws.eclipse.core.ui.IRefreshable;
import com.amazonaws.services.sns.AmazonSNS;
import com.amazonaws.services.sns.model.SubscribeRequest;
import com.amazonaws.services.sns.model.Topic;
class NewSubscriptionAction extends Action {
private final AmazonSNS sns;
private final Topic topic;
private final IRefreshable refreshable;
public NewSubscriptionAction(AmazonSNS sns, Topic topic, IRefreshable refreshable) {
this.sns = sns;
this.topic = topic;
this.refreshable = refreshable;
this.setText("Create Subscription");
this.setToolTipText("Create a new subscription for this topic");
this.setImageDescriptor(AwsToolkitCore.getDefault().getImageRegistry().getDescriptor(AwsToolkitCore.IMAGE_ADD));
}
private class NewSubscriptionDialog extends MessageDialog {
private Label endpointLabel;
private Combo protocolCombo;
private Text endpointText;
private String selectedProtocol;
private String selectedEndpoint;
public NewSubscriptionDialog() {
super(Display.getDefault().getActiveShell(),
"Create New Subscription",
AwsToolkitCore.getDefault().getImageRegistry().get(AwsToolkitCore.IMAGE_AWS_ICON),
"Select the message delivery protocol and details for a new subscription to this topic.",
MessageDialog.INFORMATION,
new String[] {"OK", "Cancel"},
0);
}
public String getSelectedProtocol() {
return selectedProtocol;
}
public String getSelectedEndpoint() {
return selectedEndpoint;
}
private void updateControls() {
selectedProtocol = (String)protocolCombo.getData(protocolCombo.getText());
selectedEndpoint = endpointText.getText();
boolean finished = (selectedProtocol.length() > 0 &&
selectedEndpoint.length() > 0);
if (getButton(0) != null) getButton(0).setEnabled(finished);
}
@Override
protected Control createCustomArea(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setLayout(new GridLayout(2, false));
composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
new Label(composite, SWT.NONE).setText("Subscription Protocol:");
protocolCombo = new Combo(composite, SWT.DROP_DOWN | SWT.READ_ONLY);
protocolCombo.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false));
LinkedHashMap<String, String> protocolMap = new LinkedHashMap<String, String>();
protocolMap.put("Email (plain text)", "email");
protocolMap.put("Email (JSON)", "email-json");
protocolMap.put("SQS", "sqs");
protocolMap.put("HTTP", "http");
protocolMap.put("HTTPS", "https");
protocolCombo.addSelectionListener(new SelectionListener() {
public void widgetSelected(SelectionEvent e) {
updateControls();
}
public void widgetDefaultSelected(SelectionEvent e) {}
});
for (String label : protocolMap.keySet()) {
protocolCombo.add(label);
protocolCombo.setData(label, protocolMap.get(label));
}
protocolCombo.select(0);
endpointLabel = new Label(composite, SWT.NONE);
endpointLabel.setText("Endpoint:");
endpointText = new Text(composite, SWT.BORDER);
endpointText.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false));
endpointText.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
updateControls();
}
});
updateControls();
return composite;
}
}
@Override
public void run() {
NewSubscriptionDialog newSubscriptionDialog = new NewSubscriptionDialog();
if (newSubscriptionDialog.open() == 0) {
String protocol = newSubscriptionDialog.getSelectedProtocol();
String endpoint = newSubscriptionDialog.getSelectedEndpoint();
try {
sns.subscribe(new SubscribeRequest(topic.getTopicArn(), protocol, endpoint));
} catch (Exception e) {
AwsToolkitCore.getDefault().reportException("Unable to subscribe to topic", e);
}
if (refreshable != null) refreshable.refreshData();
}
}
}