Subversion Repositories eFlore/Applications.del

package org.tela_botanica.del.client.vues.rechercheobservations;

import java.util.ArrayList;

import java.util.Iterator;

import java.util.List;

import org.tela_botanica.del.client.modeles.Observation;

import org.tela_botanica.del.client.utils.KeyboardKeyListener;

import org.tela_botanica.del.client.utils.MockDatasource;

import org.tela_botanica.del.client.vues.rechercheobservations.pagination.NumeroPagePresenteur;

import com.google.gwt.event.dom.client.ClickEvent;

import com.google.gwt.event.dom.client.ClickHandler;

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

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

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

public class ObservationRecherchePresenteur {

	private final MockDatasource observationService = MockDatasource

			.getInstance();

	private final ObservationRechercheVue view = new ObservationRechercheVue();

	private static ObservationRecherchePresenteur instance;

	private List<Observation> observations;

	public ObservationRecherchePresenteur() {

		instance = this;

	}

	public void go(HasWidgets composite) {

		composite.add(view);

		handleEvents();

	}

	@SuppressWarnings("deprecation")

	public void handleEvents() {

		view.getSearchHtml().addClickHandler(new ClickHandler() {

			@Override

			public void onClick(ClickEvent event) {

				loadObservations();

			}

		});

		view.getTextBox().addKeyboardListener(new KeyboardKeyListener() {

			@Override

			public void onEnterKeyUp() {

				loadObservations();

			}

		});

	}

	private void loadObservations() {

		view.getPaginationPanel().clear();

		view.setNumImage(0);

		view.getImageTable().clear();

		view.getLoadPanel().add(view.getContactingServerHTML());

		// String taxaName = URL.encode(view.getTextBox().getText());

		observations = observationService.getObservations();

		view.getImagePanels().clear();

		List<Panel> imagePanels = new ArrayList<Panel>();

		for (int i = 0; i < observations.size(); i++) {

			Panel imagePanel = new VerticalPanel();

			imagePanels.add(imagePanel);

			view.addImagePanel(imagePanel);

		}

		view.showImagePanels(0, view.getNbImagesPerPage());

		Iterator<Panel> panelIterator = imagePanels.iterator();

		for (Observation observation : observations) {

			Panel imagePanel = panelIterator.next();

			new ObservationPresenteur(observation).go(imagePanel);

		}

		createPaginationWidget(observations.size());

		view.getLoadPanel().clear();

	}

	private void createPaginationWidget(int nbImages) {

		int nbPages = nbImages / view.getNbImagesPerPage();

		if (nbImages % view.getNbImagesPerPage() == 0) {

			nbPages--;

		}

		for (int i = 0; i <= nbPages; i++) {

			new NumeroPagePresenteur(i + 1).go(view.getPaginationPanel());

		}

	}

	public void showImagePanels(int first, int last) {

		view.showImagePanels(first, last);

	}

	public static ObservationRecherchePresenteur getInstance() {

		return instance;

	}

	public ObservationRechercheVue getView() {

		return view;

	}

	public List<Observation> getObservations() {

		return observations;

	}

}