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package org.tela_botanica.del.client.vues.comparaisoneflore;
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import java.util.List;
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import org.tela_botanica.del.client.cache.CacheClient;
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import org.tela_botanica.del.client.modeles.Image;
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import org.tela_botanica.del.client.modeles.ImageServiceResultat;
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import org.tela_botanica.del.client.services.rest.ImageService;
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import org.tela_botanica.del.client.services.rest.VoteProtocoleService;
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import org.tela_botanica.del.client.services.rest.async.ImagesParTaxonCallback;
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import com.google.gwt.event.dom.client.ClickEvent;
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import com.google.gwt.event.dom.client.ClickHandler;
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import com.google.gwt.event.dom.client.HasClickHandlers;
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import com.google.gwt.user.client.ui.HasWidgets;
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import com.google.gwt.user.client.ui.IsWidget;
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public class ComparaisonEflorePresenteur {
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	public interface Vue extends IsWidget {
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		public void chargerImagePrincipale(org.tela_botanica.del.client.modeles.Image image);
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		public void chargerImagesEflore(List<org.tela_botanica.del.client.modeles.Image> observationsEflore, int indexImage);
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		public HasClickHandlers getScrollLeftImage();
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		public HasClickHandlers getScrollRightImage();
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		public int getCurrentIndexImages();
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		public void startChargement() ;
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		public void stopChargement();
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	}
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	private Vue vue;
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	private final ImageService imageService;
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	private Image imagePrincipale;
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	private String nomTaxonComparaison;
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	private List<org.tela_botanica.del.client.modeles.Image> imagesEflore;
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	public ComparaisonEflorePresenteur(Vue vue, VoteProtocoleService voteProtocoleService, ImageService imageService) {
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		this.vue = vue;
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		this.imagePrincipale = CacheClient.getInstance().getImageCourante();
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		this.nomTaxonComparaison = CacheClient.getInstance().getTaxonPourRechercheEflore();
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		this.imageService = imageService;
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	}
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	public void go(HasWidgets composite) {
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		composite.add(vue.asWidget());
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		vue.chargerImagePrincipale(imagePrincipale);
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		chargerObservationsEflore();
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		gererEvenements();
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	}
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	public void chargerObservationsEflore() {
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		vue.startChargement();
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		ImagesParTaxonCallback callback = new ImagesParTaxonCallback() {
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			@Override
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			public void surImagesRecues(ImageServiceResultat imagesRecues) {
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				setImagesEflore(imagesRecues.getImages());
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				vue.chargerImagesEflore(imagesRecues.getImages(), 0);
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				vue.stopChargement();
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			}
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		};
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		imageService.getImagesEfloreParTaxon(nomTaxonComparaison, callback);
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	}
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	private void gererEvenements() {
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		vue.getScrollLeftImage().addClickHandler(new ClickHandler() {
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			@Override
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			public void onClick(ClickEvent event) {
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				vue.chargerImagesEflore(imagesEflore, vue.getCurrentIndexImages() - 1);
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			}
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		});
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		vue.getScrollRightImage().addClickHandler(new ClickHandler() {
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			@Override
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			public void onClick(ClickEvent event) {
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				vue.chargerImagesEflore(imagesEflore, vue.getCurrentIndexImages() + 1);
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			}
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		});
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	}
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	public List<org.tela_botanica.del.client.modeles.Image> getImagesEflore() {
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		return imagesEflore;
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	}
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	public void setImagesEflore(List<org.tela_botanica.del.client.modeles.Image> imagesEflore) {
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		this.imagesEflore = imagesEflore;
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	}
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}