blocking accep[ted assignment deletions

buisnesslogic/src/main/java/com/plannaplan/entities/Assignment.java

@@ -38,6 +38,15 @@ public class Assignment {
         this.group = group;
     }
 
+    /**
+     * 
+     * @param oldAssignment old assignment that we want to move to new commision
+     * @param newCommision  commsion to move assiongment
+     */
+    public static Assignment getNewFromAssignment(Assignment oldAssignment, Commision newCommision) {
+        return new Assignment(oldAssignment.getGroup(), newCommision);
+    }
+
     /**
      * If it returns trues it mesans u are assigned to group accepted by algorythm
      *
@@ -49,9 +58,10 @@ public class Assignment {
 
     /**
      * Getter of commision
+     * 
      * @return Commision Commision of given assignments
      */
-    public Commision getCommision(){
+    public Commision getCommision() {
         return this.commision;
     }
 
@@ -69,8 +79,9 @@ public class Assignment {
     }
 
     public void setCommision(Commision commision) {
-	this.commision = commision;
+        this.commision = commision;
     }
+
     /**
      * Id getter
      *

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

@@ -1,8 +1,11 @@
 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;
@@ -29,11 +32,33 @@ 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;