Synnefo » Pithos Web Client

/*

 * Copyright 2011-2012 GRNET S.A. All rights reserved.

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 * Redistribution and use in source and binary forms, with or

 * without modification, are permitted provided that the following

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 *

 *   1. Redistributions of source code must retain the above

 *      copyright notice, this list of conditions and the following

 *      disclaimer.

 *

 *   2. Redistributions in binary form must reproduce the above

 *      copyright notice, this list of conditions and the following

 *      disclaimer in the documentation and/or other materials

 *      provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS

 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR

 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

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 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

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 * documentation are those of the authors and should not be

 * interpreted as representing official policies, either expressed

 * or implied, of GRNET S.A.

 */

package gr.grnet.pithos.web.client.commands;

import gr.grnet.pithos.web.client.Const;

import gr.grnet.pithos.web.client.Pithos;

import gr.grnet.pithos.web.client.Resource;

import gr.grnet.pithos.web.client.grouptree.Group;

import gr.grnet.pithos.web.client.rest.PostRequest;

import gr.grnet.pithos.web.client.rest.RestException;

import com.google.gwt.core.client.GWT;

import com.google.gwt.core.client.Scheduler;

import com.google.gwt.http.client.Response;

import com.google.gwt.http.client.URL;

import com.google.gwt.user.client.Command;

import com.google.gwt.user.client.Window;

import com.google.gwt.user.client.ui.PopupPanel;

/**

 * Delete selected object command

 *

 */

public class DeleteGroupCommand implements Command {

        private PopupPanel containerPanel;

    Group group;

    Pithos app;

        /**

         * @param _containerPanel

         */

        public DeleteGroupCommand(Pithos _app, PopupPanel _containerPanel, Group _group){

        app = _app;

                containerPanel = _containerPanel;

        group = _group;

        }

        @Override

        public void execute() {

        if (containerPanel != null)

                    containerPanel.hide();

        if (Window.confirm("Are you sure you want to delete group " + group.getName())) {

                String path = "?update=";

                PostRequest updateGroup = new PostRequest(app, app.getApiPath(), app.getUserID(), path) {

                                @Override

                                public void onSuccess(Resource result) {

                                        app.removeGroup(group);

                                }

                                @Override

                                public void onError(Throwable t) {

                                        GWT.log("", t);

                                        app.setError(t);

                                        if (t instanceof RestException) {

                                                app.displayError("Unable to delete group:" + ((RestException) t).getHttpStatusText());

                                        }

                                        else

                                                app.displayError("System error deleting group:" + t.getMessage());

                                }

                                @Override

                                protected void onUnauthorized(Response response) {

                                        app.sessionExpired();

                                }

                        };

                        updateGroup.setHeader(Const.X_AUTH_TOKEN, app.getUserToken());

                        updateGroup.setHeader(Const.X_ACCOUNT_GROUP_ + URL.encodePathSegment(group.getName()), "~");

                        Scheduler.get().scheduleDeferred(updateGroup);

        }

        }

}