com.agnie.useradmin.main.client.presenter.ManageContextsPresenter.java Source code

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Here is the source code for com.agnie.useradmin.main.client.presenter.ManageContextsPresenter.java

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/*******************************************************************************
 * Copyright (c) 2014 Agnie Technologies.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Public License v3.0
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/gpl.html
 * 
 * Contributors:
 *     Agnie Technologies - initial API and implementation
 ******************************************************************************/
package com.agnie.useradmin.main.client.presenter;

import java.util.List;

import com.agnie.gwt.common.client.mvp.Place;
import com.agnie.gwt.common.client.rpc.AsyncDP;
import com.agnie.gwt.common.client.widget.BreadCrumbPanel;
import com.agnie.gwt.common.client.widget.MessagePanel.MessageType;
import com.agnie.useradmin.common.client.helper.AbstractDataFetcher;
import com.agnie.useradmin.main.client.I18;
import com.agnie.useradmin.main.client.mvp.PlaceToken;
import com.agnie.useradmin.main.client.presenter.sahered.ui.ListMenu;
import com.agnie.useradmin.main.client.ui.ManageContextsView;
import com.agnie.useradmin.persistance.client.helper.Permissions;
import com.agnie.useradmin.persistance.shared.proxy.ContextPx;
import com.agnie.useradmin.persistance.shared.service.ContextManagerRequest;
import com.google.gwt.core.client.Scheduler;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.ui.HTMLPanel;
import com.google.gwt.user.client.ui.RootPanel;
import com.google.gwt.view.client.Range;
import com.google.inject.Singleton;
import com.google.web.bindery.requestfactory.shared.Receiver;
import com.google.web.bindery.requestfactory.shared.ServerFailure;

@Singleton
public class ManageContextsPresenter extends BasePresenter {
    ManageContextDataFetcher dataFetcher;

    public boolean go() {
        if (super.go() && appACLProvider.get() != null && appACLProvider.get().check(Permissions.MANAGE_CONTEXT)) {
            RootPanel contentPanel = clientFactory.getRootPanelFactory().getContentPanel();
            viewFactory.getListMenu().selectTab(ListMenu.Tab.CONTEXT.getIndex());
            HTMLPanel centerPanel = viewFactory.getCenterContentPanel();
            ManageContextsView view = viewFactory.getManageContextsView();
            if (dataFetcher == null) {
                dataFetcher = new ManageContextDataFetcher(view);
                AsyncDP<ContextPx> contextDP = new AsyncDP<ContextPx>(dataFetcher);
                view.setDataProvider(contextDP);
            }
            BreadCrumbPanel breadCrumbPanel = viewFactory.getBreadCrumbPanel();
            breadCrumbPanel.addBreadCrumb(I18.messages.manageContexts());

            viewFactory.getMenu().getSearchBox().clearSearchImgClkHandlers();
            viewFactory.getMenu().getSearchBox().addSearchImgClickHandler(new ClickHandler() {

                @Override
                public void onClick(ClickEvent arg0) {
                    viewFactory.getManageContextsView().refreshPage();
                }
            });
            view.reset();
            view.initialize();
            centerPanel.add(view);
            contentPanel.add(centerPanel);
            return true;
        } else {
            Scheduler.get().scheduleDeferred(new Command() {
                public void execute() {
                    appController.getPlaceManager()
                            .changePlace(new Place<PlaceToken>(appController.getDefaultPlace()));
                }
            });
            return false;
        }
    }

    public class ManageContextDataFetcher extends AbstractDataFetcher<ContextPx> {
        ManageContextsView view;

        public ManageContextDataFetcher(ManageContextsView view) {
            super();
            this.view = view;
        }

        @Override
        public void fire(Range range, Receiver<List<ContextPx>> reciever) {
            ContextManagerRequest cmr = clientFactory.getRequestFactory().contextManager();
            if ((viewFactory.getMenu().getSearchBox().getValue() != null)
                    && (!(viewFactory.getMenu().getSearchBox().getValue().isEmpty()))) {
                cmr.list(getPaging(range, view, cmr), viewFactory.getMenu().getSearchBox().getValue())
                        .fire(reciever);
            } else {
                cmr.list(getPaging(range, view, cmr), null).fire(reciever);
            }
        }
    }

    public void createContext(ContextManagerRequest cmr, ContextPx contextPx) {
        cmr.create(contextPx).fire(new Receiver<ContextPx>() {

            @Override
            public void onSuccess(ContextPx response) {
                messagePanel.show(true);
                messagePanel.setMessage(I18.messages.createContextSucced());
                messagePanel.setType(MessageType.INFORMATION);
                viewFactory.getManageContextsView().refreshPage();
                viewFactory.getManageContextsView().reset();
            }

            @Override
            public void onFailure(ServerFailure failure) {
                messagePanel.show(true);
                messagePanel.setMessage(com.agnie.useradmin.common.client.I18.messages.internal_server_error());
                messagePanel.setType(MessageType.ERROR);
            }
        });
    }

    public void deleteContext(ContextPx context) {
        ContextManagerRequest cmr = clientFactory.getRequestFactory().contextManager();
        cmr.removeContext(context).fire(new Receiver<Boolean>() {

            @Override
            public void onSuccess(Boolean arg0) {
                messagePanel.show(true);
                messagePanel.setMessage(I18.messages.deletContextSucced());
                messagePanel.setType(MessageType.INFORMATION);
                viewFactory.getManageContextsView().refreshPage();
                viewFactory.getManageContextsView().reset();
            }

            @Override
            public void onFailure(ServerFailure failure) {
                messagePanel.show(true);
                messagePanel.setMessage(com.agnie.useradmin.common.client.I18.messages.internal_server_error());
                messagePanel.setType(MessageType.ERROR);
            }
        });
    }

    @Override
    public void postRender() {
        viewFactory.getManageContextsView().setDefaultFocus();
    }

}