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package eu.dnetlib.data.claims.handler;
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import eu.dnetlib.data.claims.entity.Notification;
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import eu.dnetlib.data.claims.sql.SQLStoreException;
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import eu.dnetlib.data.claims.sql.SqlDAO;
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import eu.dnetlib.data.claims.utils.QueryGenerator;
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import org.apache.logging.log4j.LogManager;
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import org.apache.logging.log4j.Logger;
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import java.sql.ResultSet;
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import java.util.ArrayList;
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import java.util.List;
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public class FetchNotificationHandler {
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private Logger log = LogManager.getLogger(this.getClass());
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SqlDAO sqlDAO = null;
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QueryGenerator queryGenerator = null;
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public FetchNotificationHandler() {}
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public Notification fetchNotification(String openaireId, String userMail) throws Exception, SQLStoreException {
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ArrayList<Object> params = new ArrayList<>();
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String query = queryGenerator.generateSelectNotificationQuery(openaireId, userMail, params);
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ResultSet rs = sqlDAO.executePreparedQuery(query, params);
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Notification notification = fetchNotificationByResultSet(rs);
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if(notification == null) {
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log.info("No notification for openaireId: "+ openaireId+" and userMail: "+userMail+"\n");
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}
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return notification;
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}
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public List<Notification> fetchTrueNotifications() throws Exception, SQLStoreException {
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String query = queryGenerator.generateSelectTrueNotificationsQuery();
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ResultSet rs = sqlDAO.executePreparedQuery(query);
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List<Notification> notifications = fetchNotificationsByResultSet(rs);
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return notifications;
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}
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public Notification fetchNotificationByResultSet(ResultSet rs) throws Exception {
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Notification notification = null;
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if(rs.next()) {
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notification = new Notification();
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notification.setOpenaireId(rs.getString("openaire_id"));
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notification.setUserMail(rs.getString("user_email"));
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notification.setDate(rs.getTimestamp("last_interaction_date"));
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notification.setFrequency(rs.getInt("frequency"));
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notification.setNotify(rs.getBoolean("notify"));
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}
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return notification;
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}
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public List<Notification> fetchNotificationsByResultSet(ResultSet rs) throws Exception {
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List<Notification> notifications = null;
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while(rs.next()) {
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if(notifications == null) {
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notifications = new ArrayList<>();
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}
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Notification notification;
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notification = new Notification();
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notification.setOpenaireId(rs.getString("openaire_id"));
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notification.setUserMail(rs.getString("user_email"));
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notification.setDate(rs.getTimestamp("last_interaction_date"));
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notification.setFrequency(rs.getInt("frequency"));
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notification.setNotify(rs.getBoolean("notify"));
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notifications.add(notification);
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}
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return notifications;
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}
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public SqlDAO getSqlDAO() {
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return sqlDAO;
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}
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public void setSqlDAO(SqlDAO sqlDAO) {
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this.sqlDAO = sqlDAO;
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}
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public QueryGenerator getQueryGenerator() {
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return queryGenerator;
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}
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public void setQueryGenerator(QueryGenerator queryGenerator) {
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this.queryGenerator = queryGenerator;
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}
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}
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