Tp2000 1616 workflow task create view

tasks/forms.py

@@ -25,7 +25,13 @@
 class TaskBaseForm(ModelForm):
     class Meta:
         model = Task
-        exclude = ["parent_task", "creator"]
+        fields = [
+            "title",
+            "description",
+            "progress_state",
+            "category",
+            "workbasket",
+        ]
 
         error_messages = {
             "title": {

tasks/jinja2/tasks/workflows/detail.jinja

@@ -8,7 +8,7 @@
 
 {% if object_name == "workflow" %}
   {% set task_object_name = "task" %}
-  {% set task_object_create_url = "#TODO" %}
+  {% set task_object_create_url = url("workflow:task-workflow-task-ui-create", kwargs={"task_workflow_pk": object.pk}) %}
 {% elif object_name == "workflow template" %}
   {% set task_object_name = "task template" %}
   {% set task_object_create_url = url("workflow:task-template-ui-create", kwargs={"workflow_template_pk": object.pk}) %}

tasks/tests/test_views.py

@@ -815,3 +815,78 @@ def test_task_and_workflow_list_view(valid_user_client, task, task_workflow):
     assert table.select("tr:nth-child(2) > td:nth-child(1) > a:nth-child(1)")[
         0
     ].text == str(task_workflow.summary_task.pk)
+
+
+def test_create_workflow_task_view(valid_user_client, task_workflow):
+    """Test the view for creating new Tasks for an existing workflow and the
+    confirmation view that a successful creation redirects to."""
+
+    assert task_workflow.get_tasks().count() == 0
+
+    progress_state = ProgressStateFactory.create()
+
+    create_url = reverse(
+        "workflow:task-workflow-task-ui-create",
+        kwargs={"task_workflow_pk": task_workflow.pk},
+    )
+
+    form_data = {
+        "title": factory.Faker("sentence"),
+        "description": factory.Faker("sentence"),
+        "progress_state": progress_state.pk,
+    }
+    create_response = valid_user_client.post(create_url, form_data)
+    created_workflow_task = task_workflow.get_tasks().get()
+    confirmation_url = reverse(
+        "workflow:task-workflow-task-ui-confirm-create",
+        kwargs={"pk": created_workflow_task.pk},
+    )
+
+    assert create_response.status_code == 302
+    assert task_workflow.get_tasks().count() == 1
+    assert create_response.url == confirmation_url
+
+    confirmation_response = valid_user_client.get(confirmation_url)
+
+    soup = BeautifulSoup(str(confirmation_response.content), "html.parser")
+
+    assert confirmation_response.status_code == 200
+    assert created_workflow_task.title in soup.select("h1.govuk-panel__title")[0].text
+
+
+def test_workflow_delete_view_deletes_related_tasks(
+    valid_user_client,
+    task_workflow_single_task_item,
+):
+    """Tests that a workflow can be deleted (along with related Task and
+    TaskItem objects) and that the corresponding confirmation view returns a
+    HTTP 200 response."""
+
+    task_workflow_pk = task_workflow_single_task_item.pk
+    task_pk = task_workflow_single_task_item.get_tasks().get().pk
+
+    delete_url = task_workflow_single_task_item.get_url("delete")
+    delete_response = valid_user_client.post(delete_url)
+    assert delete_response.status_code == 302
+
+    assert not TaskWorkflow.objects.filter(
+        pk=task_workflow_pk,
+    ).exists()
+    assert not TaskItem.objects.filter(
+        workflow_id=task_workflow_pk,
+    ).exists()
+    assert not Task.objects.filter(pk=task_pk).exists()
+
+    confirmation_url = reverse(
+        "workflow:task-workflow-ui-confirm-delete",
+        kwargs={"pk": task_workflow_pk},
+    )
+    assert delete_response.url == confirmation_url
+
+    confirmation_response = valid_user_client.get(confirmation_url)
+    assert confirmation_response.status_code == 200
+
+    soup = BeautifulSoup(str(confirmation_response.content), "html.parser")
+    assert (
+        f"Workflow ID: {task_workflow_pk}" in soup.select(".govuk-panel__title")[0].text
+    )

tasks/urls.py

@@ -111,6 +111,16 @@
         views.TaskWorkflowConfirmDeleteView.as_view(),
         name="task-workflow-ui-confirm-delete",
     ),
+    path(
+        "<int:task_workflow_pk>/task/create/",
+        views.TaskWorkflowTaskCreateView.as_view(),
+        name="task-workflow-task-ui-create",
+    ),
+    path(
+        "task/confirm-create/<int:pk>",
+        views.TaskWorkflowTaskConfirmCreateView.as_view(),
+        name="task-workflow-task-ui-confirm-create",
+    ),
 ]
 
 task_and_workflow_ui_patterns = [

tasks/views.py

@@ -553,6 +553,51 @@ def get_context_data(self, **kwargs):
         return context_data
 
 
+class TaskWorkflowTaskCreateView(PermissionRequiredMixin, CreateView):
+    model = Task
+    template_name = "layouts/create.jinja"
+    permission_required = "tasks.add_task"
+    form_class = TaskCreateForm
+
+    def get_task_workflow(self):
+        """Get the associated TaskWorkflow via its pk in the URL."""
+        return TaskWorkflow.objects.get(
+            pk=self.kwargs["task_workflow_pk"],
+        )
+
+    def get_context_data(self, **kwargs) -> dict:
+        context = super().get_context_data(**kwargs)
+
+        context["page_title"] = "Create a task"
+        return context
+
+    def form_valid(self, form) -> HttpResponseRedirect:
+        with transaction.atomic():
+            self.object = form.save(user=self.request.user)
+            TaskItem.objects.create(
+                workflow=self.get_task_workflow(),
+                task=self.object,
+            )
+        return HttpResponseRedirect(self.get_success_url(), self.object.pk)
+
+    def get_success_url(self):
+        return reverse(
+            "workflow:task-workflow-task-ui-confirm-create",
+            kwargs={"pk": self.object.pk},
+        )
+
+
+class TaskWorkflowTaskConfirmCreateView(PermissionRequiredMixin, DetailView):
+    model = Task
+    template_name = "tasks/confirm_create.jinja"
+    permission_required = "tasks.add_task"
+
+    def get_context_data(self, **kwargs) -> dict:
+        context = super().get_context_data(**kwargs)
+        context["verbose_name"] = "task"
+        return context
+
+
 class TaskWorkflowTemplateDetailView(
     PermissionRequiredMixin,
     QueuedItemManagementMixin,