package com.changestuffs.server.actionhandlers;
import java.util.logging.Logger;
import javax.validation.Valid;
import org.apache.bval.guice.Validate;
import com.changestuffs.server.guice.aspect.Logued;
import com.changestuffs.server.persistence.beans.Product;
import com.changestuffs.server.utils.ArticlesOAM;
import com.changestuffs.shared.actions.ArticlesAddAction;
import com.changestuffs.shared.actions.ArticlesAddResult;
import com.changestuffs.shared.constants.Tags;
import com.google.appengine.api.datastore.KeyFactory;
import com.google.appengine.api.users.User;
import com.google.appengine.api.users.UserService;
import com.google.appengine.api.users.UserServiceFactory;
import com.google.inject.Inject;
import com.google.inject.Provider;
import com.google.inject.Singleton;
import com.gwtplatform.dispatch.server.ExecutionContext;
import com.gwtplatform.dispatch.server.actionhandler.ActionHandler;
import com.gwtplatform.dispatch.shared.ActionException;
@Singleton
public class ArticlesAddActionHandler implements
ActionHandler<ArticlesAddAction, ArticlesAddResult> {
private final Logger log = Logger.getLogger(getClass().getName());
@Inject
private Provider<ArticlesOAM> provider;
@Override
@Validate
@Logued
public ArticlesAddResult execute(@Valid ArticlesAddAction arg0,
ExecutionContext arg1) throws ActionException {
// TODO add language in product
log.info("Adding " + arg0);
ArticlesAddResult result = null;
UserService userService = UserServiceFactory.getUserService();
User user = userService.getCurrentUser();
ArticlesOAM oam = provider.get();
Product product = null;
if (arg0.getKeyHash() == null) {
product = oam.insertArticle(arg0, user.getEmail());
} else {
product = oam.updateArticle(arg0, user.getEmail());
}
result = new ArticlesAddResult(KeyFactory.keyToString(product.getKey()), Tags.valueOf(product.getTag().getTagId()));
return result;
}
@Override
public Class<ArticlesAddAction> getActionType() {
return ArticlesAddAction.class;
}
@Override
public void undo(ArticlesAddAction arg0, ArticlesAddResult arg1,
ExecutionContext arg2) throws ActionException {
// TODO Auto-generated method stub
}
}