DeleteTorrentDialog.java

package edu.washington.cs.oneswarm.ui.gwt.client.newui;

import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.DockPanel;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.RadioButton;
import com.google.gwt.user.client.ui.VerticalPanel;

import edu.washington.cs.oneswarm.ui.gwt.client.OneSwarmDialogBox;
import edu.washington.cs.oneswarm.ui.gwt.client.OneSwarmRPCClient;
import edu.washington.cs.oneswarm.ui.gwt.client.ReportableErrorDialogBox;
import edu.washington.cs.oneswarm.ui.gwt.rpc.OneSwarmUIServiceAsync;
import edu.washington.cs.oneswarm.ui.gwt.rpc.ReportableException;
import edu.washington.cs.oneswarm.ui.gwt.rpc.StringTools;
import edu.washington.cs.oneswarm.ui.gwt.rpc.TorrentInfo;

public class DeleteTorrentDialog extends OneSwarmDialogBox {

    // private FlexTable panel;
    //
    // private Button deleteDataButton = new Button("Delete Data");
    //
    // private Button deleteDataAndFromListButton = new Button(
    // "Delete From Library");
    //
    // private Button deleteCompletelyButton = new Button("Delete Completely");

    private TorrentInfo[] torrentInfo;

    EntireUIRoot mRoot = null;

    Button okButton = new Button("Delete");
    Button cancelButton = new Button("Cancel");

    RadioButton swarmOnlyRadioButton = new RadioButton("deleteOptions",
            Strings.get(Strings.DELETE_DIALOG_SWARM_ONLY));
    RadioButton everythingRadioButton = new RadioButton("deleteOptions",
            Strings.get(Strings.DELETE_DIALOG_ALL));

    public DeleteTorrentDialog(TorrentInfo[] torrentInfo, EntireUIRoot inRoot) {
        super(false, true, true);

        mRoot = inRoot;

        this.torrentInfo = torrentInfo;
        setText("Remove: "
                + (torrentInfo.length > 1 ? torrentInfo.length + " swarms" : StringTools.truncate(
                        torrentInfo[0].getName(), 25, true)));

        this.setWidth("250px");
        this.setHeight("100px");

        DockPanel panel = new DockPanel();

        Label promptLabel = new Label(Strings.get(Strings.DELETE_DIALOG_SELECT_PROMPT));
        promptLabel.setHeight("20px");

        panel.add(promptLabel, DockPanel.NORTH);

        VerticalPanel radioButtons = new VerticalPanel();

        radioButtons.add(swarmOnlyRadioButton);
        radioButtons.add(everythingRadioButton);

        swarmOnlyRadioButton.setValue(true);

        HorizontalPanel bottom = new HorizontalPanel();

        bottom.add(cancelButton);
        bottom.add(okButton);

        okButton.addClickHandler(this);
        cancelButton.addClickHandler(this);

        bottom.setWidth("100%");
        bottom.setSpacing(3);

        panel.add(radioButtons, DockPanel.CENTER);
        panel.add(bottom, DockPanel.SOUTH);

        // panel = new FlexTable();
        //
        // deleteDataButton.addClickListener(this);
        // deleteDataAndFromListButton.addClickListener(this);
        // deleteCompletelyButton.addClickListener(this);
        //
        // panel.setWidget(0, 0, new Label(
        // "Only delete data (to free up hard disk space)", true));
        // panel.setWidget(0, 1, deleteDataButton);
        //
        // panel
        // .setWidget(
        // 1,
        // 0,
        // new Label(
        // "Delete data and from the library (will still show up when searching)",
        // true));
        // panel.setWidget(1, 1, deleteDataAndFromListButton);
        //
        // panel.setWidget(2, 0, new Label("Delete completely", true));
        // panel.setWidget(2, 1, deleteCompletelyButton);

        // panel.setWidget(3, 0, new Label(""));
        // panel.setWidget(4, 1, cancelButton);
        //

        setWidget(panel);
    }

    public void onClick(ClickEvent event) {

        if (event.getSource().equals(okButton)) {
            if (swarmOnlyRadioButton.getValue()) {
                stopSharingKeepData();
            } else {
                assert everythingRadioButton.getValue() == true : "radio button sanity violation";

                deleteCompletely();
            }

            hide();
        } else if (event.getSource().equals(cancelButton)) {
            hide();
        } else {
            super.onClick(event);
        }
    }

    private void refreshRoot() {
        System.out.println("refreshRoot() -> refreshSwarms()");
        mRoot.refreshSwarms();
    }

    AsyncCallback<ReportableException> callback = new AsyncCallback<ReportableException>() {
        public void onFailure(Throwable caught) {
            caught.printStackTrace();
        }

        public void onSuccess(ReportableException result) {
            hide();
            if (result != null)
                new ReportableErrorDialogBox(result, false);
            else
                refreshRoot();
        }
    };

    private void deleteCompletely() {
        System.out.println("Delete completely");

        OneSwarmUIServiceAsync service = OneSwarmRPCClient.getService();

        String[] torrentIDs = new String[torrentInfo.length];
        for (int i = 0; i < torrentInfo.length; i++) {
            torrentIDs[i] = torrentInfo[i].getTorrentID();
        }

        service.deleteCompletely(OneSwarmRPCClient.getSessionID(), torrentIDs, callback);
    }

    private void stopSharingKeepData() {

        System.out.println("stopSharingKeepData");

        OneSwarmUIServiceAsync service = OneSwarmRPCClient.getService();

        String[] torrentIDs = new String[torrentInfo.length];
        for (int i = 0; i < torrentInfo.length; i++) {
            torrentIDs[i] = torrentInfo[i].getTorrentID();
        }

        service.deleteFromShareKeepData(OneSwarmRPCClient.getSessionID(), torrentIDs, callback);
    }
}