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package org.tela_botanica.del.client.services.rest;
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import org.tela_botanica.del.client.cache.CacheClient;
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import org.tela_botanica.del.client.config.Config;
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import org.tela_botanica.del.client.services.rest.async.AjoutMotsClesImageCallback;
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import org.tela_botanica.del.client.services.rest.async.ListeMotsClesImageCallBack;
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import org.tela_botanica.del.client.services.rest.async.PHPCallback.ModeRequete;
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import org.tela_botanica.del.client.services.rest.async.SuppressionMotCleImageCallback;
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import org.tela_botanica.del.client.services.RequestBuilderWithCredentials;
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import com.google.gwt.http.client.URL;
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public class MotsClesServiceConcret implements MotsClesService {
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	private String baseUrl;
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	public MotsClesServiceConcret() {
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		Config config = new Config();
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		this.baseUrl = config.getServiceBaseUrl();
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	}
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	public MotsClesServiceConcret(Config config) {
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		this.baseUrl = config.getServiceBaseUrl();
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	}
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	@Override
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	public void getMotsClesImage(String idImage,
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			ListeMotsClesImageCallBack callback) {
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		RequestBuilderWithCredentials rb = new RequestBuilderWithCredentials(RequestBuilderWithCredentials.GET, baseUrl + "mots-cles" + assemblerChaineRequete(idImage));
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		callback.setMode(ModeRequete.LECTURE);
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		try {
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			rb.sendRequest(null, callback);
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		} catch (Exception e) {
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			// TODO: handle exception
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		}
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	}
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	private String assemblerChaineRequete(String idImage) {
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		String chaineRequete = "?image="+idImage;
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		return chaineRequete;
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	}
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	@Override
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	public void ajouterMotCleImage(String idImage, String motCle,
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			AjoutMotsClesImageCallback callback) {
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		String urlService = baseUrl+"mots-cles/";
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		RequestBuilderWithCredentials rb = new RequestBuilderWithCredentials(RequestBuilderWithCredentials.PUT, urlService);
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		callback.setMode(ModeRequete.AJOUT);
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		String chainePost = assemblerChaineRequeteAjout(idImage, motCle);
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		try {
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			rb.sendRequest(chainePost, callback);
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		} catch (Exception e) {
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			//TODO: quoi faire si la requete est mal formée coté client avant d'être envoyée ?
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		}
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	}
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	private String assemblerChaineRequeteAjout(String idImage, String motCle) {
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		return "image="+URL.encodeQueryString(idImage)+
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			   "&mot_cle="+URL.encodeQueryString(motCle)+
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			   "&"+URL.encodeQueryString("auteur.id")+"="+URL.encodeQueryString(CacheClient.getInstance().getUtilisateur().getId());
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	}
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	@Override
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	public void supprimerMotCleImage(String idMotCle, SuppressionMotCleImageCallback callback) {
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		String urlService = baseUrl+"mots-cles/"+idMotCle;
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		RequestBuilderWithCredentials rb = new RequestBuilderWithCredentials(RequestBuilderWithCredentials.DELETE, urlService);
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		callback.setMode(ModeRequete.SUPPRESSION);
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		try {
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			rb.sendRequest(null, callback);
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		} catch (Exception e) {
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			//TODO: quoi faire si la requete est mal formée coté client avant d'être envoyée ?
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		}
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	}
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}