tabular-data-csv-import-widget/src/main/java/org/gcube/portlets/user/td/csvimportwidget/client/CSVWorkSpaceSelectionCard.java

154 lines
4.4 KiB
Java

/**
*
*/
package org.gcube.portlets.user.td.csvimportwidget.client;
import org.gcube.portlets.user.td.wizardwidget.client.WizardCard;
import org.gcube.portlets.user.td.csvimportwidget.client.workspace.WorkspacePanel;
import org.gcube.portlets.user.td.gwtservice.client.rpc.TDGWTServiceAsync;
import org.gcube.portlets.user.td.gwtservice.shared.csv.CSVImportSession;
import org.gcube.portlets.widgets.lighttree.client.Item;
import org.gcube.portlets.widgets.lighttree.client.ItemType;
import org.gcube.portlets.widgets.lighttree.client.event.ItemSelectionEvent;
import org.gcube.portlets.widgets.lighttree.client.event.ItemSelectionHandler;
import com.allen_sauer.gwt.log.client.Log;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer;
/**
*
* @author "Giancarlo Panichi" <a
* href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
*
*/
public class CSVWorkSpaceSelectionCard extends WizardCard {
protected CSVImportSession importSession;
protected CSVWorkSpaceSelectionCard thisCard;
protected Item item;
protected VerticalLayoutContainer p;
protected WorkspacePanel wpanel;
public CSVWorkSpaceSelectionCard(final CSVImportSession importSession) {
super("CSV Import From Workspace", "");
this.importSession = importSession;
thisCard = this;
p=new VerticalLayoutContainer();
Log.debug("Set Workspace Panel");
wpanel=new WorkspacePanel();
wpanel.setSpWidth("536px");
wpanel.setSpHeight("384px");
//wpanel.setShowableTypes(ItemType.EXTERNAL_FILE);
wpanel.setSelectableTypes(ItemType.EXTERNAL_FILE);
wpanel.getSelectableTypes().remove(ItemType.ROOT);
wpanel.getSelectableTypes().remove(ItemType.FOLDER);
wpanel.setAllowedMimeTypes("text/csv", "application/zip", "application/x-zip", "application/x-zip-compressed", "application/octet","application/octet-stream");
wpanel.addSelectionHandler(new ItemSelectionHandler() {
public void onSelection(ItemSelectionEvent event) {
item=event.getSelectedItem();
Log.debug("Selected Item:"+item);
if(item.getType()==ItemType.EXTERNAL_FILE){
String filename=item.getName();
if(filename!=null&&!filename.isEmpty()){
Log.debug("Item name: "+filename);
Log.debug("Item path: "+item.getPath());
importSession.setItemId(item.getId());
getWizardWindow().setEnableNextButton(true);
} else {
Log.debug("Item name null or empty");
getWizardWindow().setEnableNextButton(false);
}
} else {
Log.debug("Item type:"+item.getType());
getWizardWindow().setEnableNextButton(false);
}
}
});
p.add(wpanel);
wpanel.loadTree();
setContent(p);
}
@Override
public void setup() {
Log.debug("CSVWorkSpaceSelectionCard Call Setup ");
Command sayNextCard = new Command() {
public void execute() {
Log.debug("CSVWorkSpaceSelectionCard Call sayNextCard wpanel:"+wpanel);
wpanel.disable();
wpanel.startWaiting();
getWizardWindow().setEnableNextButton(false);
getWizardWindow().setEnableBackButton(false);
getFileFromWorkspace();
}
};
getWizardWindow().setNextButtonCommand(sayNextCard);
Command sayPreviousCard = new Command() {
public void execute() {
try {
getWizardWindow().previousCard();
getWizardWindow().removeCard(thisCard);
Log.debug("Remove CSVWorkSpaceSelectionCard");
} catch (Exception e) {
Log.error("sayPreviousCard :" + e.getLocalizedMessage());
}
}
};
getWizardWindow().setPreviousButtonCommand(sayPreviousCard);
getWizardWindow().setEnableNextButton(false);
}
protected void getFileFromWorkspace(){
TDGWTServiceAsync tdGwtServiceAsync=TDGWTServiceAsync.INSTANCE;
tdGwtServiceAsync.getFileFromWorkspace(importSession, new AsyncCallback<Void>(){
public void onFailure(Throwable caught) {
wpanel.endWaiting();
thisCard.showErrorAndHide("Error", "Error retrieving the file from the workspace: "+caught.getLocalizedMessage(),
caught.toString(), caught);
}
public void onSuccess(Void result) {
wpanel.endWaiting();
goForward();
}
});
}
protected void goForward(){
CSVConfigCard csvConfigCard = new CSVConfigCard(importSession);
getWizardWindow().addCard(csvConfigCard);
Log.info("NextCard CSVConfigCard");
getWizardWindow().nextCard();
}
}