/**
* Copyright 2014 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Eclipse Public License version 1.0, available at
* http://www.eclipse.org/legal/epl-v10.html
*/
package org.jboss.forge.addon.shell.command;
import java.awt.Desktop;
import java.io.IOException;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import javax.inject.Inject;
import org.jboss.forge.addon.resource.FileResource;
import org.jboss.forge.addon.resource.Resource;
import org.jboss.forge.addon.resource.ResourceFactory;
import org.jboss.forge.addon.resource.util.ResourcePathResolver;
import org.jboss.forge.addon.shell.ui.AbstractShellCommand;
import org.jboss.forge.addon.ui.context.UIBuilder;
import org.jboss.forge.addon.ui.context.UIContext;
import org.jboss.forge.addon.ui.context.UIExecutionContext;
import org.jboss.forge.addon.ui.hints.InputType;
import org.jboss.forge.addon.ui.input.UIInputMany;
import org.jboss.forge.addon.ui.metadata.UICommandMetadata;
import org.jboss.forge.addon.ui.metadata.WithAttributes;
import org.jboss.forge.addon.ui.output.UIOutput;
import org.jboss.forge.addon.ui.result.Result;
import org.jboss.forge.addon.ui.result.Results;
import org.jboss.forge.addon.ui.util.Metadata;
/**
*
* @author <a href="ggastald@redhat.com">George Gastaldi</a>
*/
public class EditCommand extends AbstractShellCommand
{
@Inject
ResourceFactory resourceFactory;
@Inject
@WithAttributes(label = "Arguments", type = InputType.FILE_PICKER)
private UIInputMany<String> arguments;
@Override
public void initializeUI(UIBuilder builder) throws Exception
{
builder.add(arguments);
}
@Override
public UICommandMetadata getMetadata(UIContext context)
{
return Metadata.from(super.getMetadata(context), getClass()).name("edit")
.description("Edit files with the default system editor");
}
@Override
public Result execute(UIExecutionContext context) throws Exception
{
Resource<?> currentResource = (Resource<?>) context.getUIContext().getInitialSelection().get();
Iterable<String> value = arguments.getValue();
Iterator<String> it = value == null ? Collections.<String> emptyIterator() : value.iterator();
final Result result;
if (it.hasNext())
{
String newPath = it.next();
final List<Resource<?>> newResource = new ResourcePathResolver(resourceFactory, currentResource, newPath)
.resolve();
if (newResource.isEmpty() || !newResource.get(0).exists())
{
result = Results.fail(newPath + ": No such file or directory");
}
else
{
for (Resource<?> resource : newResource)
{
editResource(context, resource);
}
result = Results.success();
}
}
else if (currentResource != null)
{
editResource(context, currentResource);
result = Results.success();
}
else
{
result = Results.fail("Resource not found");
}
return result;
}
private void editResource(UIExecutionContext context, Resource<?> resource) throws IOException
{
Desktop dt = Desktop.getDesktop();
FileResource<?> fileResource = resource.reify(FileResource.class);
if (fileResource != null && !fileResource.isDirectory())
{
dt.edit(fileResource.getUnderlyingResourceObject());
}
else
{
UIOutput output = context.getUIContext().getProvider().getOutput();
output.warn(output.err(), "Cannot edit [" + resource.getFullyQualifiedName() + "].");
}
}
}