package at.gv.egovernment.moa.id.commons.db;

import java.util.HashMap;
import java.util.List;
import java.util.Map;

import javax.persistence.EntityManager;

import at.gv.egovernment.moa.id.commons.db.dao.config.MOAIDConfiguration;
import at.gv.egovernment.moa.id.commons.db.dao.config.OnlineApplication;
import at.gv.egovernment.moa.id.commons.db.dao.config.UserDatabase;

import at.gv.egovernment.moa.logging.Logger;
import at.gv.egovernment.moa.util.MiscUtil;

public class ConfigurationDBRead {

      private static Map<String, String> QUERIES = new HashMap<String, String>();    	
      static {
    	  QUERIES.put("getActiveOnlineApplicationWithID", "select onlineapplication from OnlineApplication onlineapplication where onlineapplication.publicURLPrefix like SUBSTRING(:id, 1, LENGTH(onlineapplication.publicURLPrefix)) and  onlineapplication.isActive = '1'");
    	  QUERIES.put("getOnlineApplicationWithID", "select onlineapplication from OnlineApplication onlineapplication where onlineapplication.publicURLPrefix like SUBSTRING(:id, 1, LENGTH(onlineapplication.publicURLPrefix))");
    	  QUERIES.put("getOnlineApplicationWithDBID", "select onlineapplication from OnlineApplication onlineapplication where onlineapplication.hjid = :id");
    	  QUERIES.put("getAllOnlineApplications", "select onlineapplication from OnlineApplication onlineapplication");
    	  QUERIES.put("getMOAIDConfiguration", "select moaidconfiguration from MOAIDConfiguration moaidconfiguration");
    	  QUERIES.put("getUserWithUserID", "select userdatabase from UserDatabase userdatabase where userdatabase.hjid = :id");
    	  QUERIES.put("searchOnlineApplicationsWithID", "select onlineapplication from OnlineApplication onlineapplication where onlineapplication.friendlyName like :id");      }
      
	  @SuppressWarnings("rawtypes")
	  public static OnlineApplication getActiveOnlineApplication(String id) {
	  	MiscUtil.assertNotNull(id, "OnlineApplictionID");
		Logger.trace("Getting OnlineApplication with ID " + id + " from database.");
		
		List result;
  		EntityManager session = ConfigurationDBUtils.getCurrentSession();
	  	
  		javax.persistence.Query query = session.createQuery(QUERIES.get("getActiveOnlineApplicationWithID"));  	
  		//query.setParameter("id", id+"%");
  		query.setParameter("id", id);
  		result = query.getResultList();
  	
  		Logger.trace("Found entries: " + result.size());
    
  		if (result.size() == 0) {
  			Logger.trace("No entries found.");
  			return null;
  		}
  		  		
  		return (OnlineApplication) result.get(0);
	  }
	
	  
	  @SuppressWarnings("rawtypes")
	  public static OnlineApplication getOnlineApplication(String id) {
	  	MiscUtil.assertNotNull(id, "OnlineApplictionID");
		Logger.trace("Getting OnlineApplication with ID " + id + " from database.");
		
		List result;
  		EntityManager session = ConfigurationDBUtils.getCurrentSession();
	  	
  		javax.persistence.Query query = session.createQuery(QUERIES.get("getOnlineApplicationWithID"));  	
  		//query.setParameter("id", id+"%");
  		query.setParameter("id", id);
  		result = query.getResultList();
  	
  		Logger.trace("Found entries: " + result.size());
    
  		if (result.size() == 0) {
  			Logger.trace("No entries found.");
  			return null;
  		}
  		  		
  		return (OnlineApplication) result.get(0);
	  }
	  
	  @SuppressWarnings("rawtypes")
	  public static OnlineApplication getOnlineApplication(long dbid) {
	  	MiscUtil.assertNotNull(dbid, "OnlineApplictionID");
		Logger.trace("Getting OnlineApplication with DBID " + dbid + " from database.");
		
		List result;
  		EntityManager session = ConfigurationDBUtils.getCurrentSession();
	  	
  		javax.persistence.Query query = session.createQuery(QUERIES.get("getOnlineApplicationWithDBID"));  	
  		//query.setParameter("id", id+"%");
  		query.setParameter("id", dbid);
  		result = query.getResultList();
  	
  		Logger.trace("Found entries: " + result.size());
    
  		if (result.size() == 0) {
  			Logger.trace("No entries found.");
  			return null;
  		}
  		  		
  		return (OnlineApplication) result.get(0);
	  }
	  
	  public static MOAIDConfiguration getMOAIDConfiguration() {
		  Logger.trace("Load MOAID Configuration from database.");
			
			List result;
		  	EntityManager session = ConfigurationDBUtils.getCurrentSession();
		
		  	javax.persistence.Query query = session.createQuery(QUERIES.get("getMOAIDConfiguration"));  	
			result = query.getResultList();
		  	
		    Logger.trace("Found entries: " + result.size());
		    
		    if (result.size() == 0) {
		    	Logger.trace("No entries found.");
		    	return null;
		    }
		    		    
		    return (MOAIDConfiguration) result.get(0);
	  }
	  
	  public static List<OnlineApplication> getAllOnlineApplications() {
			Logger.trace("Get All OnlineApplications from database.");
			
			List<OnlineApplication> result;
		  	EntityManager session = ConfigurationDBUtils.getCurrentSession();
			  	
		  	javax.persistence.Query query = session.createQuery(QUERIES.get("getAllOnlineApplications"));  	
			result = query.getResultList();
		  	
		    Logger.trace("Found entries: " + result.size());
		    
		    if (result.size() == 0) {
		    	Logger.trace("No entries found.");
		    	return null;
		    }
		    return result;
	  }
	  
	  @SuppressWarnings("rawtypes")
	  public static List<OnlineApplication> searchOnlineApplications(String id) {
	  	MiscUtil.assertNotNull(id, "OnlineApplictionID");
		Logger.trace("Getting OnlineApplication with ID " + id + " from database.");
		
		List<OnlineApplication> result;
  		EntityManager session = ConfigurationDBUtils.getCurrentSession();
	  	
  		javax.persistence.Query query = session.createQuery(QUERIES.get("searchOnlineApplicationsWithID"));  	
  		query.setParameter("id", "%"+id+"%");
  		
  		result = query.getResultList();
  	
  		Logger.trace("Found entries: " + result.size());
    
  		if (result.size() == 0) {
  			Logger.trace("No entries found.");
  			return null;
  		}
  		  		
  		return result;
	  }
	  	  
	  public static UserDatabase getUserWithID(long id) {
		  	MiscUtil.assertNotNull(id, "UserID");
			Logger.trace("Getting Userinformation with ID " + id + " from database.");
			
			List<UserDatabase> result;
		  	EntityManager session = ConfigurationDBUtils.getCurrentSession();
			  	
		  	javax.persistence.Query query = session.createQuery(QUERIES.get("getUserWithUserID"));  	
		  	query.setParameter("id", id);
			result = query.getResultList();
		  	
		    Logger.trace("Found entries: " + result.size());
		    
		    if (result.size() == 0) {
		    	Logger.trace("No entries found.");
		    	return null;
		    }
		    return (UserDatabase) result.get(0);
		  }
}