3 files changed, 57 insertions, 0 deletions
diff --git a/archaeological_files/forms.py b/archaeological_files/forms.py
index 46e0aae9c..1958cb2ae 100644
--- a/archaeological_files/forms.py
+++ b/archaeological_files/forms.py
@@ -669,6 +669,17 @@ class PreventiveFileForm(forms.ModelForm):
         return super().save(commit=commit)
 
 
+class PreventiveFileSimpleForm(forms.ModelForm):
+    price_agreement = forms.ModelChoiceField(
+        label=_("Price agreement"),
+        queryset=models.PriceAgreement.objects.filter(available=True)
+    )
+
+    class Meta:
+        model = models.File
+        fields = ["price_agreement"]
+
+
 class PreventiveFileGenJobForm(PreventiveFileForm):
     def __init__(self, *args, **kwargs):
         super(PreventiveFileGenJobForm, self).__init__(*args, **kwargs)
diff --git a/archaeological_files/urls.py b/archaeological_files/urls.py
index dda3ce8e7..942987491 100644
--- a/archaeological_files/urls.py
+++ b/archaeological_files/urls.py
@@ -138,6 +138,13 @@ urlpatterns = [
         name="file-add-operation",
     ),
     url(
+        r'^file/edit-preventive-price/(?P<pk>\d+)/$',
+        check_rights(["change_file", "change_own_file"])(
+            views.PreventiveSimpleEditView.as_view()
+        ),
+        name="file-edit-preventive-price",
+    ),
+    url(
         r'^file/edit-preventive/(?P<pk>\d+)/$',
         check_rights(["change_file", "change_own_file"])(
             views.PreventiveEditView.as_view()
diff --git a/archaeological_files/views.py b/archaeological_files/views.py
index 3ed24f63b..3e8d37809 100644
--- a/archaeological_files/views.py
+++ b/archaeological_files/views.py
@@ -406,12 +406,51 @@ class MixFormFormsetUpdateView(UpdateView):
         return data
 
 
+class PreventiveSimpleEditView(IshtarMixin, LoginRequiredMixin,
+                               UpdateView):
+    page_name = _("Intervention plan")
+    form_class = forms.PreventiveFileSimpleForm
+    template_name = "ishtar/forms/base_form.html"
+    model = models.File
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        info = '<i class="fa fa-exclamation-triangle" aria-hidden="true"></i> '
+        info += str(_("Changing the price agreement will delete all associated costs"))
+        context["info"] = info
+        return context
+
+    def form_valid(self, form):
+        price_agreement_id = self.object.price_agreement_id
+        queries = [
+            self.object.equipment_costs.exclude(
+                equipment_service_cost__price_agreement_id=price_agreement_id),
+            self.object.ground_jobs.exclude(
+                job__price_agreement_id=price_agreement_id),
+            self.object.jobs.exclude(
+                job__price_agreement_id=price_agreement_id)
+
+        ]
+        for query in queries:
+            for item in query.all():
+                item.delete()
+        return super().form_valid(form)
+
+
 class PreventiveEditView(IshtarMixin, LoginRequiredMixin, MixFormFormsetUpdateView):
     page_name = _("Intervention plan")
     form_class = forms.FileFormPreventiveDetail
     template_name = "ishtar/forms/preventive_detail.html"
     model = models.File
 
+    def get(self, request, *args, **kwargs):
+        self.object = self.get_object()
+        if not self.object.price_agreement:
+            return redirect(
+                reverse("file-edit-preventive-price", args=[self.object.pk])
+            )
+        return super(PreventiveEditView, self).get(request, *args, **kwargs)
+
     def get_form_inlines_class(self):
         inlines = [
             forms.PreventiveFileGroundJobFormSet,