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package org.tela_botanica.client.composants;
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import org.tela_botanica.client.ComposantId;
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import org.tela_botanica.client.Mediateur;
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import org.tela_botanica.client.RegistreId;
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import org.tela_botanica.client.images.Images;
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import org.tela_botanica.client.interfaces.Rafraichissable;
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import org.tela_botanica.client.modeles.Information;
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import org.tela_botanica.client.modeles.Utilisateur;
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import com.extjs.gxt.ui.client.Registry;
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import com.extjs.gxt.ui.client.Style.HorizontalAlignment;
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import com.extjs.gxt.ui.client.event.ButtonEvent;
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import com.extjs.gxt.ui.client.event.ComponentEvent;
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import com.extjs.gxt.ui.client.event.KeyListener;
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import com.extjs.gxt.ui.client.event.SelectionListener;
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import com.extjs.gxt.ui.client.util.Format;
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import com.extjs.gxt.ui.client.util.Params;
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import com.extjs.gxt.ui.client.widget.Dialog;
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import com.extjs.gxt.ui.client.widget.HtmlContainer;
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import com.extjs.gxt.ui.client.widget.Status;
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import com.extjs.gxt.ui.client.widget.button.Button;
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import com.extjs.gxt.ui.client.widget.form.TextField;
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import com.extjs.gxt.ui.client.widget.layout.FormLayout;
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import com.extjs.gxt.ui.client.widget.toolbar.FillToolItem;
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import com.google.gwt.core.client.GWT;
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public class IdentificationFenetre extends Dialog implements Rafraichissable {
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	protected TextField<String> login;
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	protected TextField<String> motDePasse;
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	protected Button reinitialiserBouton;
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	protected Button validerBouton;
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	private Button annulerBouton;
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	protected Status status;
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	private String zoneInfoTpl;
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	private HtmlContainer zoneInfoHtml;
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	public IdentificationFenetre() {
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		FormLayout layout = new FormLayout();
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		layout.setLabelWidth(110);
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		layout.setDefaultWidth(220);
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		setLayout(layout);
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		setButtonAlign(HorizontalAlignment.RIGHT);
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	    setButtons("");
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		setIcon(Images.ICONES.utilisateur());
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		setHeading("Collections en ligne - Identification");
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		setModal(true);
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		setBodyBorder(true);
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		setBodyStyle("padding: 10px;background: none");
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		setWidth(450);
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		setResizable(false);
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		setAutoWidth(false);
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		KeyListener keyListener = new KeyListener() {
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			public void componentKeyUp(ComponentEvent event) {
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				validate();
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			}
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		};
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		zoneInfoHtml = new HtmlContainer();
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		zoneInfoTpl = "<div id='"+ComposantId.DIV_IDENTIFICATION_MSG+"'>{0}</div>";
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		//zoneInfoHtml.setHtml(Format.substitute(zoneInfoTpl, (new Params()).add("")));
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		zoneInfoHtml.hide();
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		add(zoneInfoHtml);
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		login = new TextField<String>();
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		login.setMinLength(4);
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		login.setFieldLabel("Courriel");
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		login.addKeyListener(keyListener);
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		add(login);
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		motDePasse = new TextField<String>();
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		motDePasse.setMinLength(4);
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		motDePasse.setPassword(true);
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		motDePasse.setFieldLabel("Mot de passe");
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		motDePasse.addKeyListener(keyListener);
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		add(motDePasse);
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		setFocusWidget(login);
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	}
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	@Override
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	protected void createButtons() {
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		super.createButtons();
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	    status = new Status();
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	    status.setBusy("Vérification...");
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	    status.hide();
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	    status.setAutoWidth(true);
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	    getButtonBar().add(status);
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	    getButtonBar().add(new FillToolItem());
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		reinitialiserBouton = new Button("Réinitialiser");
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		reinitialiserBouton.addSelectionListener(new SelectionListener<ButtonEvent>() {
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			public void componentSelected(ButtonEvent ce) {
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				login.reset();
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				motDePasse.reset();
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				validate();
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				login.focus();
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			}
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		});
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		validerBouton = new Button("Valider");
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		validerBouton.disable(); // Par défaut : dois être en mode disable
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		validerBouton.addSelectionListener(new SelectionListener<ButtonEvent>() {
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			public void componentSelected(ButtonEvent ce) {
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				onSubmit();
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			}
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		});
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		annulerBouton = new Button("Annuler");
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		annulerBouton.addSelectionListener(new SelectionListener<ButtonEvent>() {
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			public void componentSelected(ButtonEvent ce) {
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				hide();
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			}
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		});
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		addButton(reinitialiserBouton);
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		addButton(annulerBouton);
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		addButton(validerBouton);
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	}
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	protected void onSubmit() {
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		status.show();
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	    getButtonBar().disable();
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		//IdentificationFenetre.this.hide();
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		((Mediateur) Registry.get(RegistreId.MEDIATEUR)).connecterUtilisateur(login.getValue(), motDePasse.getValue());
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	}
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	protected boolean hasValue(TextField<String> field) {
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		return field.getValue() != null && field.getValue().length() > 0;
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	}
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	protected void validate() {
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		validerBouton.setEnabled(hasValue(login) && hasValue(motDePasse) && motDePasse.getValue().length() > 3);
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	}
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	public void rafraichir(Object nouvelleDonnees) {
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		if (nouvelleDonnees instanceof Information) {
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			Information info = (Information) nouvelleDonnees;
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			if (info.getType().equals("maj_utilisateur")) {
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				Utilisateur utilisateurCourant = ((Utilisateur) Registry.get(RegistreId.UTILISATEUR_COURANT));
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				if (utilisateurCourant.isIdentifie() == false) {
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					status.hide();
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				    getButtonBar().enable();
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					validate();
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					zoneInfoHtml.setHtml(Format.substitute(zoneInfoTpl, (new Params()).add("Mauvais login ou mot de passe")));
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					zoneInfoHtml.show();
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					layout();
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				} else {
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					hide();
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				}
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			}
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		} else {
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			GWT.log("Ce type d'objet n'est pas pris en compte par la méthode rafraichir de la classe "+getClass(), null);
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		}
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	}
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}