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

import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.TextBox;

import edu.washington.cs.oneswarm.ui.gwt.client.OneSwarmGWT;
import edu.washington.cs.oneswarm.ui.gwt.client.OneSwarmRPCClient;
import edu.washington.cs.oneswarm.ui.gwt.client.newui.HelpButton;
import edu.washington.cs.oneswarm.ui.gwt.client.newui.OneSwarmCss;
import edu.washington.cs.oneswarm.ui.gwt.rpc.StringTools;

public class Sha1Ed2kSettingsPanel extends SettingsPanel {
    TextBox speed_box = new TextBox();
    Label tempLocationLabel = new Label("...");
    SettingsCheckBox multiSwarmDownloadsEnabled = new SettingsCheckBox(
            msg.settings_multiswarm_enabled(), "oneswarm.multi.torrent.enabled");
    protected String mTempSaveLocation;

    public Sha1Ed2kSettingsPanel() {
        speed_box.setText("...");
        HorizontalPanel p = new HorizontalPanel();
        p.setSpacing(5);
        Label l = new Label(msg.settings_files_max_rehash_speed());
        p.add(l);
        p.setCellVerticalAlignment(l, ALIGN_MIDDLE);
        p.add(speed_box);
        speed_box.setWidth("55px");
        HelpButton h = new HelpButton(msg.settings_files_max_rehash_speed_help());
        p.add(h);
        p.setCellVerticalAlignment(h, ALIGN_MIDDLE);
        this.add(p);
        this.setWidth("100%");

        OneSwarmRPCClient.getService().getIntegerParameterValue(OneSwarmRPCClient.getSessionID(),
                "oneswarm.max.sha1.hash.rate.kbps", new AsyncCallback<Integer>() {
                    public void onFailure(Throwable caught) {
                        caught.printStackTrace();
                    }

                    public void onSuccess(Integer result) {
                        speed_box.setText((result / 1024.0) + "");
                        if (speed_box.getText().equals("...") == false) {
                            loadNotify();
                        }
                    }
                });

        HorizontalPanel multiSwarmPanel = new HorizontalPanel();
        multiSwarmPanel.add(multiSwarmDownloadsEnabled);
        multiSwarmPanel.add(new HelpButton(msg.settings_multiswarm_help()));
        multiSwarmPanel.setSpacing(3);
        this.add(multiSwarmPanel);

        this.add(new Label(msg.settings_multiswarm_save_location()));
        HorizontalPanel browsePanel = new HorizontalPanel();
        this.add(browsePanel);

        final Button multiSwarmBrowse = new Button(msg.button_browse());
        multiSwarmBrowse.addStyleName(OneSwarmCss.SMALL_BUTTON);
        browsePanel.add(multiSwarmBrowse);
        browsePanel.add(tempLocationLabel);
        browsePanel.setCellVerticalAlignment(tempLocationLabel, ALIGN_MIDDLE);

        if (OneSwarmGWT.isRemoteAccess()) {
            multiSwarmBrowse.setEnabled(false);
        } else {
            multiSwarmBrowse.addClickHandler(new ClickHandler() {
                public void onClick(ClickEvent event) {
                    multiSwarmBrowse.setEnabled(false);
                    OneSwarmRPCClient.getService().selectFileOrDirectory(
                            OneSwarmRPCClient.getSessionID(), true, new AsyncCallback<String>() {
                                public void onFailure(Throwable caught) {
                                    caught.printStackTrace();
                                }

                                public void onSuccess(String result) {

                                    multiSwarmBrowse.setEnabled(true);

                                    if (result == null) {
                                        return;
                                    }

                                    if (result.length() > 0) {
                                        mTempSaveLocation = result;
                                        tempLocationLabel.setText(StringTools.truncate(result, 50,
                                                false));
                                    }
                                }
                            });
                }
            });
        }

        browsePanel.setSpacing(3);

        OneSwarmRPCClient.getService().getMultiTorrentSourceTemp(OneSwarmRPCClient.getSessionID(),
                new AsyncCallback<String>() {
                    public void onFailure(Throwable caught) {
                        caught.printStackTrace();
                    }

                    public void onSuccess(String result) {
                        mTempSaveLocation = result;
                        tempLocationLabel.setText(StringTools.truncate(result, 50, false));
                    }
                });

    }

    @Override
    public void sync() {
        int limit = (int) Math.round(1024 * Double.parseDouble(speed_box.getText()));
        OneSwarmRPCClient.getService().setIntegerParameterValue(OneSwarmRPCClient.getSessionID(),
                "oneswarm.max.sha1.hash.rate.kbps", limit, new AsyncCallback<Void>() {
                    public void onFailure(Throwable caught) {
                        caught.printStackTrace();
                    }

                    public void onSuccess(Void result) {
                        System.out.println("success for UL sync");
                    }
                });

        OneSwarmRPCClient.getService().setStringParameterValue(OneSwarmRPCClient.getSessionID(),
                "oneswarm.multi.torrent.download.temp.dir", mTempSaveLocation,
                new AsyncCallback<Void>() {
                    public void onFailure(Throwable caught) {
                        caught.printStackTrace();
                    }

                    public void onSuccess(Void result) {
                        System.out.println("success for UL sync");
                    }
                });
        multiSwarmDownloadsEnabled.save();
    }

    @Override
    String validData() {
        try {
            Double.parseDouble(speed_box.getText());
        } catch (NumberFormatException e) {
            return msg.settings_files_max_rehash_number_error();
        } catch (Exception e) {
            return e.toString();
        }
        return null;
    }

}