Students.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2021 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
package org.turro.entities;
 
import java.util.List;
import org.turro.elephant.db.WhereClause;
import org.turro.jpa.Dao;
import org.turro.plugin.contacts.IContact;
import org.turro.students.db.StudentsPU;
import org.turro.students.entities.Challenge;
import org.turro.students.entities.Response;
 
public class Students {
 
  public static long getChallengeCountFromEntity(Object entity) {
    return getChallengeCountFrom(Entities.getController(entity).getPath());
  }
  
  public static long getChallengeCountFromEntity(String entityPath) {
    WhereClause wc = new WhereClause();
    wc.addClause("select count(distinct c) from Challenge c");
    wc.addClause("where c.entityPath = :path");
    wc.addNamedValue("path", entityPath);
    return (long) new StudentsPU().getSingleResult(wc);
  }
  
  public static List<Challenge> getChallengesFromEntity(Object entity) {
    return getChallengesFrom(Entities.getController(entity).getPath());
  }
  
  public static List<Challenge> getChallengesFromEntity(String entityPath) {
    WhereClause wc = new WhereClause();
    wc.addClause("select c from Challenge c");
    wc.addClause("where c.entityPath = :path");
    wc.addNamedValue("path", entityPath);
    return new StudentsPU().getResultList(wc);
  }
  
  public static long getChallengeCountFrom(IContact contact) {
    return getChallengeCountFrom(contact.getId());
  }
  
  public static long getChallengeCountFrom(String idContact) {
    WhereClause wc = new WhereClause();
    wc.addClause("select count(distinct c) from Challenge c");
    wc.addClause("where c.idChallenger = :idc");
    wc.addNamedValue("idc", idContact);
    return (long) new StudentsPU().getSingleResult(wc);
  }
  
  public static List<Challenge> getChallengesFrom(IContact contact) {
    return getChallengesFrom(contact.getId());
  }
  
  public static List<Challenge> getChallengesFrom(String idContact) {
    WhereClause wc = new WhereClause();
    wc.addClause("select c from Challenge c");
    wc.addClause("where c.idChallenger = :idc");
    wc.addNamedValue("idc", idContact);
    return new StudentsPU().getResultList(wc);
  }
  
  public static long getResponseCountFromEntity(Object entity) {
    return getResponseCountFrom(Entities.getController(entity).getPath());
  }
  
  public static long getResponseCountFromEntity(String entityPath) {
    WhereClause wc = new WhereClause();
    wc.addClause("select count(distinct r) from Response r");
    wc.addClause("where r.challenge.entityPath = :path");
    wc.addNamedValue("path", entityPath);
    return (long) new StudentsPU().getSingleResult(wc);
  }
  
  public static List<Response> getResponsesFromEntity(Object entity) {
    return getResponsesFrom(Entities.getController(entity).getPath());
  }
  
  public static List<Response> getResponsesFromEntity(String entityPath) {
    WhereClause wc = new WhereClause();
    wc.addClause("select r from Response r");
    wc.addClause("where r.challenge.entityPath = :path");
    wc.addNamedValue("path", entityPath);
    return new StudentsPU().getResultList(wc);
  }
  
  public static long getResponseCountFrom(IContact contact) {
    return getResponseCountFrom(contact.getId());
  }
  
  public static long getResponseCountFrom(String idContact) {
    WhereClause wc = new WhereClause();
    wc.addClause("select count(distinct r) from Response r");
    wc.addClause("where :idc member of r.studentIds");
    wc.addNamedValue("idc", idContact);
    return (long) new StudentsPU().getSingleResult(wc);
  }
  
  public static List<Response> getResponsesFrom(IContact contact) {
    return getResponsesFrom(contact.getId());
  }
  
  public static List<Response> getResponsesFrom(String idContact) {
    WhereClause wc = new WhereClause();
    wc.addClause("select r from Response r");
    wc.addClause("where :idc member of r.studentIds");
    wc.addNamedValue("idc", idContact);
    return new StudentsPU().getResultList(wc);
  }
 
  public static double getResponseCountFrom(Dao dao, Challenge challenge) {
    WhereClause wc = new WhereClause();
    wc.addClause("select count(distinct r) from Response r");
    wc.addClause("where challenge.id = :idc");
    wc.addNamedValue("idc", challenge.getId());
    return (long) dao.getSingleResult(wc);
  }
  
  public static List<Response> getResponsesFrom(Dao dao, Challenge challenge) {
    WhereClause wc = new WhereClause();
    wc.addClause("select r from Response r");
    wc.addClause("where challenge.id = :idc");
    wc.addNamedValue("idc", challenge.getId());
    return dao.getResultList(wc);
  }
  
  private Students() {}
  
}