private void separatePrivateMessagesFromWorkout(final Long id) {
final Query query =
entityManager.createNativeQuery(
"UPDATE MESSAGES SET WORKOUT_ID=NULL WHERE WORKOUT_ID=:id AND RECEIVER_ID IS NOT NULL");
query.setParameter("id", id);
query.executeUpdate();
}
public void deleteMessageFor(final Long id, final User user) {
final Query query =
entityManager.createNativeQuery(
"update MESSAGES SET deleted_by=:user_id where ID=:id and deleted_by IS NULL and receiver_id <> sender_id and (receiver_id=:user_id or sender_id=:user_id)");
query.setParameter("user_id", user.getId());
query.setParameter("id", id);
final int updated = query.executeUpdate();
if (updated == 0) {
final Query query2 =
entityManager.createNativeQuery(
"delete from MESSAGES where ID=:id and (receiver_id=:user_id or sender_id=:user_id)");
query2.setParameter("id", id);
query2.setParameter("user_id", user.getId());
query2.executeUpdate();
}
}
public void partGroup(final User user, final Long groupId) {
final Query query =
entityManager.createNativeQuery(
"DELETE FROM GROUP_USER WHERE GROUP_ID=:groupId AND USER_ID=:userId");
query.setParameter("groupId", groupId);
query.setParameter("userId", user.getId());
query.executeUpdate();
}
public void deletePublicMessageFor(final Long messageId, final User user) {
final Query query =
entityManager.createNativeQuery(
"delete from PUBLIC_MESSAGES where ID=:id and sender_id=:user_id");
query.setParameter("user_id", user.getId());
query.setParameter("id", messageId);
query.executeUpdate();
}
public void addWorkoutParticipants(
final User user, final Long workoutId, final Long... participants)
throws AccessDeniedException {
final WorkoutImpl workout = entityManager.find(WorkoutImpl.class, workoutId);
if (!workout.getUser().equals(user)) throw new AccessDeniedException();
final Set<Long> participantsSet = new HashSet<Long>(Arrays.asList(participants));
final Query query = createParticipantsInsertUnionQuery(workoutId, participantsSet);
query.executeUpdate();
}
public void joinGroup(final User user, final Long groupId) {
final Query query =
entityManager.createNativeQuery(
"insert GROUP_USER SET GROUP_ID=:groupId, USER_ID=:userId, JOINING_DATE=:joiningDate, LAST_VISIT=:joiningDate");
query.setParameter("groupId", groupId);
query.setParameter("userId", user.getId());
query.setParameter("joiningDate", new Date());
query.executeUpdate();
}
public void removeWorkoutParticipants(
final User user, final Long workoutId, final Long... participants)
throws AccessDeniedException {
final WorkoutImpl workout = entityManager.find(WorkoutImpl.class, workoutId);
if (!workout.getUser().equals(user)) throw new AccessDeniedException();
final Set<Long> participantsWithoutSelf = new HashSet<Long>(Arrays.asList(participants));
participantsWithoutSelf.remove(user.getId());
final Query query = createParticipantsDeleteQuery(workoutId, participantsWithoutSelf);
query.executeUpdate();
}
public void createTrack(
final User user, final String title, final String points, final double length) {
final Query query =
entityManager.createNativeQuery(
"INSERT INTO TRACKS SET OWNER_ID=:userId, TITLE=:title, POINTS=:points, LENGTH=:length");
query.setParameter("userId", user.getId());
query.setParameter("title", title);
query.setParameter("points", points);
query.setParameter("length", length);
query.executeUpdate();
}
private void updateLastGroupVisit(final User user, final GroupImpl group) {
if (group != null) {
final Query query =
entityManager.createNativeQuery(
"update GROUP_USER SET LAST_VISIT=:now where GROUP_ID=:groupId and USER_ID=:userId");
query.setParameter("now", new Date());
query.setParameter("groupId", group.getId());
query.setParameter("userId", user.getId());
query.executeUpdate();
}
}
public void updateMessage(
final User user, final Long messageId, final String content, final MessageKind kind)
throws AccessDeniedException {
final String table = kind == MessageKind.PRIVATE ? "MESSAGES" : "PUBLIC_MESSAGES";
final Query query =
entityManager.createNativeQuery(
"update " + table + " SET CONTENT=:content where ID=:id and SENDER_ID=:userId");
query.setParameter("content", content);
query.setParameter("id", messageId);
query.setParameter("userId", user.getId());
if (query.executeUpdate() != 1) throw new AccessDeniedException();
}
public void updateGroup(
final User user, final Long groupId, final String name, final String description)
throws GroupNotFoundException, AccessDeniedException, NameClashException {
final GroupImpl group = entityManager.find(GroupImpl.class, groupId);
if (group == null) throw new GroupNotFoundException();
if (group.getOwner().equals(user)) {
final Query query =
entityManager.createNativeQuery(
"update GROUPS SET NAME=:name, DESCRIPTION=:description where ID=:groupId and OWNER_ID=:userId");
query.setParameter("name", name);
query.setParameter("description", description);
query.setParameter("groupId", groupId);
query.setParameter("userId", user.getId());
try {
query.executeUpdate();
} catch (EntityExistsException e) {
throw new NameClashException();
}
} else throw new AccessDeniedException();
}
private void deletePublicMessageAboutWorkout(final Long id) {
final Query query =
entityManager.createNativeQuery("DELETE FROM PUBLIC_MESSAGES WHERE WORKOUT_ID=:id");
query.setParameter("id", id);
query.executeUpdate();
}
