package org.jboss.forge.addon.shell.aesh.completion;
import java.io.File;
import org.jboss.aesh.cl.completer.FileOptionCompleter;
import org.jboss.aesh.cl.completer.OptionCompleter;
import org.jboss.aesh.util.FileLister.Filter;
import org.jboss.forge.addon.convert.ConverterFactory;
import org.jboss.forge.addon.resource.FileResource;
import org.jboss.forge.addon.shell.ui.ShellContext;
import org.jboss.forge.addon.ui.context.UISelection;
import org.jboss.forge.addon.ui.facets.HintsFacet;
import org.jboss.forge.addon.ui.hints.InputType;
import org.jboss.forge.addon.ui.input.InputComponent;
import org.jboss.forge.addon.ui.input.SelectComponent;
import org.jboss.forge.furnace.util.OperatingSystemUtils;
/**
* Returns the completion based on the input component
*
* @author <a href="ggastald@redhat.com">George Gastaldi</a>
*/
public class OptionCompleterFactory
{
public static OptionCompleter getCompletionFor(InputComponent<?, Object> component, ShellContext context,
ConverterFactory converterFactory)
{
UISelection<FileResource<?>> selection = context.getInitialSelection();
final File cwd = selection.isEmpty() ? OperatingSystemUtils.getUserHomeDir() : selection.get()
.getUnderlyingResourceObject();
InputType inputType = component.getFacet(HintsFacet.class).getInputType();
OptionCompleter strategy = null;
if (inputType == InputType.FILE_PICKER && cwd.isDirectory())
{
strategy = new FileOptionCompleter(cwd);
}
else if (inputType == InputType.DIRECTORY_PICKER && cwd.isDirectory())
{
strategy = new FileOptionCompleter(cwd, Filter.DIRECTORY);
}
else if (component instanceof SelectComponent)
{
strategy = new SelectComponentOptionCompleter((SelectComponent<?, Object>) component, converterFactory);
}
// Always try UICompleter first and then fallback to the chosen strategy
strategy = new UICompleterOptionCompleter(strategy, context, component, converterFactory);
return strategy;
}
}