Subversion Repositories SmartDukaan

package in.shop2020.hotspot.dashbaord.client;

import in.shop2020.hotspot.dashbaord.client.MainPresenter.Display;

import in.shop2020.hotspot.dashbaord.client.event.LoadOrderListEvent;

import in.shop2020.hotspot.dashbaord.client.event.SignOutEvent;

import in.shop2020.hotspot.dashbaord.client.event.SignOutEventHandler;

import in.shop2020.hotspot.dashbaord.client.event.SubmitLoginInfoEvent;

import in.shop2020.hotspot.dashbaord.client.event.SubmitLoginInfoHandler;

import in.shop2020.hotspot.dashbaord.client.inbox.InboxPresenter;

import in.shop2020.hotspot.dashbaord.shared.actions.AuthRequest;

import in.shop2020.hotspot.dashbaord.shared.actions.AuthResponse;

import net.customware.gwt.dispatch.client.DispatchAsync;

import org.enunes.gwt.mvp.client.EventBus;

import org.enunes.gwt.mvp.client.presenter.BasePresenter;

import org.enunes.gwt.mvp.client.presenter.Presenter;

import com.google.gwt.user.client.rpc.AsyncCallback;

import com.google.inject.Inject;

import com.google.inject.Provider;

public class MainPresenterImpl extends BasePresenter<MainPresenter.Display> implements MainPresenter{

	private final Provider<InboxPresenter> inboxProvider;

	private final LoginDisplayPresenter lPresenter;

	private Presenter<? extends org.enunes.gwt.mvp.client.view.Display> presenter;

	private final DispatchAsync dispatcher;

	@Inject

	public MainPresenterImpl(EventBus eventBus, Display display, LoginDisplayPresenter loginpresenter, 

			Provider<InboxPresenter> inboxProvider, final DispatchAsync dispatcher ) {

		super(eventBus, display);

		this.inboxProvider = inboxProvider;

		lPresenter = loginpresenter;

		lPresenter.bind();

		this.dispatcher = dispatcher;

		display.addContent(loginpresenter.getDisplay());

	}

	private void switchPresenter(

			Presenter<? extends org.enunes.gwt.mvp.client.view.Display> presenter) {

		if (this.presenter != null) {

			this.presenter.unbind();

			display.removeContent();

		}

		this.presenter = presenter;

		if (presenter != null) {

			display.addContent(presenter.getDisplay());

			this.presenter.bind();

		}

	}

	@Override

	public void bind(){

		super.bind();

		registerHandler(eventBus.addHandler(SignOutEvent.getType(), new SignOutEventHandler() {

			@Override

			public void doSignout(SignOutEvent event) {

				// TODO Auto-generated method stub

				signOut();

			}

		}));

		registerHandler(eventBus.addHandler(SubmitLoginInfoEvent.getType(), new SubmitLoginInfoHandler() {

			@Override

			public void onSubmitLoginInfo(SubmitLoginInfoEvent event) {

				dispatcher.execute(new AuthRequest(event.getUserName(), event.getPassword()), new  AsyncCallback<AuthResponse>() {

					@Override

					public void onFailure(Throwable caught) {

						lPresenter.showError("You do not seem in good terms with auth server. It is lost!");

					}

					@Override

					public void onSuccess(AuthResponse result) {

						doAuth(result);

					}

				});				

			}

		}));

	}

	private void doAuth(AuthResponse result){

		if (result.isStatus()){

			lPresenter.showError("Welcome! "+ result.getUsername() +", "+ result.getMessage());

			final InboxPresenter inboxPresenter = inboxProvider.get();

			inboxPresenter.initialize();

			inboxPresenter.setUsername(result.getUsername());

			//inboxPresenter.refreshOrderList();

			inboxPresenter.getDisplay().changeGreeting(result.getUsername());

			switchPresenter(inboxPresenter);

			eventBus.fireEvent(new LoadOrderListEvent());

		}

		else 

			lPresenter.showError("Who are you man! Have we met before? ");

	}

	private void signOut(){

		lPresenter.reset();

		switchPresenter(lPresenter);

	}

	@Override

	public void unbind() {

		super.unbind();

		if (presenter != null) {

			presenter.unbind();

		}

	}

}