1
Files
lecture-professional-softwa…/src/main/java/mops/gruppen2/domain/event/UpdateRoleEvent.java
2020-03-16 15:45:26 +01:00

52 lines
1.4 KiB
Java

package mops.gruppen2.domain.event;
import lombok.*;
import mops.gruppen2.domain.Exceptions.UserNotFoundException;
import mops.gruppen2.domain.Group;
import mops.gruppen2.domain.Role;
import mops.gruppen2.domain.User;
import java.util.Optional;
/**
* Aktualisiert die Gruppenrolle eines Teilnehmers.
*/
@Getter
@AllArgsConstructor
@NoArgsConstructor
public class UpdateRoleEvent extends Event {
Role newRole;
public UpdateRoleEvent(Long event_id, Long group_id, String user_id, Role newRole) {
super(event_id, group_id, user_id);
this.newRole = newRole;
}
public UpdateRoleEvent(Long group_id, String user_id, Role newRole) {
super(group_id, user_id);
this.newRole = newRole;
}
private void apply(Group group) throws UserNotFoundException {
User user;
Optional<User> userOptional = group.getMembers().stream()
.filter(u -> u.getUser_id().equals(user_id))
.findFirst();
if (userOptional.isPresent()) {
user = userOptional.get();
} else {
throw new UserNotFoundException("Nutzer wurde nicht gefunden!");
}
if (group.getRoles().containsKey(user) && newRole == Role.MEMBER) {
group.getRoles().remove(user);
} else {
group.getRoles().put(user.getUser_id(), newRole);
}
}
}