Worked blocking accepted assignment

buisnesslogic/src/main/java/com/plannaplan/services/CommisionService.java

@@ -1,11 +1,8 @@
 package com.plannaplan.services;
 
-import java.util.Iterator;
 import java.util.List;
 import java.util.Optional;
-import java.util.stream.Collectors;
 
-import com.plannaplan.entities.Assignment;
 import com.plannaplan.entities.Commision;
 import com.plannaplan.entities.User;
 import com.plannaplan.repositories.AssignmentRepository;
@@ -39,33 +36,12 @@ public class CommisionService {
     public Commision save(Commision commision) {
         Optional<Commision> lastCommision = this.getNewestCommision(commision.getCommisionOwner());
         if (lastCommision.isPresent()) {
-
-            final List<Assignment> assignments = commision.getAssignments();
-            List<Long> newAssignments = null;
-            if (assignments != null) {
-                newAssignments = assignments.stream().map(Assignment::getId).collect(Collectors.toList());
-            }
             final Commision lastCom = lastCommision.get();
             lastCom.getAssignments().forEach(assignment -> {
                 assignment.setPastAssignment(true);
                 this.aRepository.save(assignment);
             });
 
-            final List<Assignment> lastComAssignments = lastCom.getAssignments();
-            if (newAssignments != null) {
-                Iterator<Assignment> newAssignmentsIterator = lastComAssignments.iterator();
-
-                while (newAssignmentsIterator.hasNext()) {
-                    final Assignment a = newAssignmentsIterator.next();
-
-                    if (!newAssignments.contains(a.getId()) && a.isAccepted()) {
-                        final Assignment assignment = Assignment.getNewFromAssignment(a, commision);
-                        this.aRepository.save(assignment);
-                    }
-                }
-
-            }
-
         }
         this.repo.save(commision);
         return commision;

restservice/src/main/java/com/plannaplan/controllers/CommisionController.java

@@ -39,6 +39,7 @@ import org.springframework.web.bind.annotation.RequestParam;
 
 import java.util.ArrayList;
 import java.util.HashMap;
+import java.util.Iterator;
 
 import com.plannaplan.responses.mappers.AssignmentResponseMappers;
 import com.plannaplan.responses.models.AssignmentResponse;
@@ -99,16 +100,37 @@ public class CommisionController extends TokenBasedController {
                         Assert.isTrue(!notExistingGroup.isPresent(), "Group "
                                         + notExistingGroup.orElse(Long.MIN_VALUE).toString() + "doesn't exist");
 
+                        final Optional<Commision> comPrev = this.commisionService.getNewestCommision(user);
                         final Commision com = new Commision(user, asker);
                         this.commisionService.save(com);
 
+                        final List<Long> addedGroups = new ArrayList<>();
                         groups.stream().forEach((groupId) -> {
                                 Groups group = this.groupServcicxe.getGroupById(groupId)
                                                 .orElseThrow(() -> new NullPointerException());
                                 Assignment a = new Assignment(group, com);
                                 this.assignmentService.save(a);
+                                addedGroups.add(groupId);
                         });
 
+                        boolean isBad = false;
+                        if (comPrev.isPresent()) {
+                                final Iterator<Assignment> it = comPrev.get().getAssignments().iterator();
+
+                                while (it.hasNext() && !isBad) {
+                                        final Assignment a = it.next();
+                                        if (a.isAccepted() && !addedGroups.contains(a.getId())) {
+                                                isBad = true;
+                                        }
+                                }
+
+                        }
+
+                        if (isBad) {
+                                return new ResponseEntity<>("Error. You can't delete accepted assignmet",
+                                                HttpStatus.BAD_REQUEST);
+                        }
+
                         return new ResponseEntity<>("Succes", HttpStatus.OK);
                 } catch (UserNotFoundException exception) {
                         return new ResponseEntity<>(exception.getMessage(), HttpStatus.NOT_FOUND);