Do not allow changing a workflow's first state (closes #3778)

CHANGELOG.rst

@@ -15,7 +15,7 @@ Motions:
  - New possibility to sort submitters [#3647].
  - New representation of amendments (paragraph based creation, new diff
    and list views for amendments) [#3637].
- - New feature to customize workflows and states [#3772].
+ - New feature to customize workflows and states [#3772, #3785].
  - New config options to show logos on the right side in PDF [#3768].
  - New table of contents with page numbers and categories in PDF [#3766].
  - New teporal field "modified final version" where the final version can

openslides/motions/serializers.py

@@ -101,12 +101,11 @@ class WorkflowSerializer(ModelSerializer):
     Serializer for motion.models.Workflow objects.
     """
     states = StateSerializer(many=True, read_only=True)
-    # The first_state is checked in the update() method
-    first_state = PrimaryKeyRelatedField(queryset=State.objects.all(), required=False)
 
     class Meta:
         model = Workflow
         fields = ('id', 'name', 'states', 'first_state',)
+        read_only_fields = ('first_state',)
 
     @transaction.atomic
     def create(self, validated_data):
@@ -127,17 +126,6 @@ class WorkflowSerializer(ModelSerializer):
         workflow.save()
         return workflow
 
-    @transaction.atomic
-    def update(self, workflow, validated_data):
-        """
-        Check, if the first state is in the right workflow.
-        """
-        first_state = validated_data.get('first_state')
-        if first_state is not None:
-            if workflow.pk != first_state.workflow.pk:
-                raise ValidationError({'detail': 'You cannot select a state which is not in the workflow as the first state.'})
-        return super().update(workflow, validated_data)
-
 
 class MotionCommentsJSONSerializerField(Field):
     """

openslides/motions/static/js/motions/base.js

@@ -54,7 +54,7 @@ angular.module('OpenSlidesApp.motions', [
             name: 'motions/workflow',
             methods: {
                 getFirstState: function () {
-                    return DS.get('motions/state', this.first_state);
+                    return DS.get('motions/state', this.first_state_id);
                 },
             },
             relations: {

openslides/motions/static/js/motions/workflow.js

@@ -120,13 +120,6 @@ angular.module('OpenSlidesApp.motions.workflow', [])
             });
         };
 
-        $scope.setFirstState = function (state) {
-            $scope.workflow.first_state = state.id;
-            Workflow.save($scope.workflow).then(null, function (error) {
-                $scope.alert = ErrorMessage.forAlert(error);
-            });
-        };
-
         // Save expand state so the session
         if ($sessionStorage.motionStateTableExpandState) {
             $scope.toggleExpandContent();

openslides/motions/static/templates/motions/workflow-detail.html

@@ -24,22 +24,9 @@
     </h1>
   </div>
   <div class="title">
-    <h3 ng-mouseover="firstStateHover=true" ng-mouseleave="firstStateHover=false">
+    <h3>
       <translate>First state</translate>:
       {{ workflow.getFirstState().name | translate }}
-      <span uib-dropdown>
-        <span id="firstStateDropdown" class="pointer" uib-dropdown-toggle>
-          <i class="fa fa-cog" ng-if="firstStateHover"></i>
-        </span>
-        <ul class="dropdown-menu" aria-labelledby="firstStateDropdown">
-          <li ng-repeat="state in workflow.states">
-            <a href ng-click="setFirstState(state)">
-              <i class="fa fa-check" ng-if="workflow.first_state === state.id"></i>
-              {{ state.name | translate }}
-            </a>
-          </li>
-        </ul>
-      </span>
     </h3>
   </div>
 </div>
@@ -67,7 +54,7 @@
               <i class="fa fa-pencil fa-lg"></i></a>
                 &nbsp;
             <!--delete-->
-            <a href="" class="text-danger" ng-if="state.id !== workflow.first_state"
+            <a href="" class="text-danger" ng-if="state.id !== workflow.first_state_id"
               ng-bootbox-confirm="{{ 'Are you sure you want to delete this entry?' | translate }}<br>
               <b>{{ state.name | translate }}</b>"
               ng-bootbox-confirm-action="delete(state)">

openslides/motions/views.py

@@ -919,13 +919,6 @@ class WorkflowViewSet(ModelViewSet, ProtectedErrorMessageMixin):
             result = False
         return result
 
-    def create(self, *args, **kwargs):
-        try:
-            response = super().create(*args, **kwargs)
-        except WorkflowError as e:
-            raise ValidationError({'detail': e.args[0]})
-        return response
-
     def destroy(self, *args, **kwargs):
         """
         Customized view endpoint to delete a motion poll.

tests/integration/motions/test_viewset.py

@@ -1258,21 +1258,6 @@ class CreateWorkflow(TestCase):
         first_state = workflow.first_state
         self.assertEqual(type(first_state), State)
 
-    def test_creation_with_wrong_first_state(self):
-        response = self.client.post(
-            reverse('workflow-list'),
-            {'name': 'test_name_OoCoo3MeiT9li5Iengu9',
-             'first_state': 1})
-        self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
-
-    def test_creation_with_not_existing_first_state(self):
-        Workflow.objects.all().delete()
-        response = self.client.post(
-            reverse('workflow-list'),
-            {'name': 'test_name_OoCoo3MeiT9li5Iengu9',
-             'first_state': 49})
-        self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
-
 
 class UpdateWorkflow(TestCase):
     """
@@ -1292,38 +1277,6 @@ class UpdateWorkflow(TestCase):
         self.assertEqual(response.status_code, status.HTTP_200_OK)
         self.assertEqual(workflow.name, 'test_name_wofi38DiWLT"8d3lwfo3')
 
-    def test_change_first_state_correct(self):
-        first_state = self.workflow.first_state
-        other_workflow_state = self.workflow.states.exclude(pk=first_state.pk).first()
-        response = self.client.patch(
-            reverse('workflow-detail', args=[self.workflow.pk]),
-            {'first_state': other_workflow_state.pk})
-
-        workflow = Workflow.objects.get(pk=self.workflow.id)
-        self.assertEqual(response.status_code, status.HTTP_200_OK)
-        self.assertEqual(workflow.first_state, other_workflow_state)
-
-    def test_change_first_state_not_existing(self):
-        first_state = self.workflow.first_state
-        response = self.client.patch(
-            reverse('workflow-detail', args=[self.workflow.pk]),
-            {'first_state': 42})
-
-        workflow = Workflow.objects.get(pk=self.workflow.id)
-        self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
-        self.assertEqual(workflow.first_state, first_state)
-
-    def test_change_first_state_wrong_workflow(self):
-        first_state = self.workflow.first_state
-        other_workflow = Workflow.objects.exclude(pk=self.workflow.pk).first()
-        response = self.client.patch(
-            reverse('workflow-detail', args=[self.workflow.pk]),
-            {'first_state': other_workflow.first_state.pk})
-
-        workflow = Workflow.objects.get(pk=self.workflow.id)
-        self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
-        self.assertEqual(workflow.first_state, first_state)
-
 
 class DeleteWorkflow(TestCase):
     """