feat(itam): Add Operating System to ITAM models

!6

app/itam/views/operating_system_version.py

@@ -0,0 +1,88 @@
+from django.contrib.auth.mixins import PermissionRequiredMixin
+from django.urls import reverse
+from django.views import generic
+
+from access.mixin import OrganizationPermission
+
+from ..models.operating_system import OperatingSystem, OperatingSystemVersion
+
+
+
+class View(OrganizationPermission, generic.UpdateView):
+    model = OperatingSystemVersion
+    permission_required = [
+        'itam.view_operating_systemversion'
+    ]
+    template_name = 'form.html.j2'
+
+    fields = [
+        "name",
+    ]
+
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+
+        context['content_title'] = self.object.operating_system.name + ' ' + self.object.name
+
+        return context
+
+
+    def get_success_url(self, **kwargs):
+
+        return reverse('ITAM:_operating_system_view', args=(self.kwargs['operating_system_id'],))
+
+
+
+class Add(PermissionRequiredMixin, OrganizationPermission, generic.CreateView):
+    model = OperatingSystemVersion
+    permission_required = [
+        'access.add_operating_systemversion',
+    ]
+    template_name = 'form.html.j2'
+    fields = [
+        'name'
+    ]
+
+    def form_valid(self, form):
+        operating_system = OperatingSystem.objects.get(pk=self.kwargs['pk'])
+
+        form.instance.is_global = operating_system.is_global
+        form.instance.organization_id = operating_system.organization.id
+        form.instance.operating_system_id = self.kwargs['pk']
+        return super().form_valid(form)
+
+
+    def get_success_url(self, **kwargs):
+
+        return reverse('ITAM:_operating_system_view', args=(self.kwargs['pk'],))
+
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+
+        context['content_title'] = 'Add Operating System Version'
+
+        return context
+
+
+
+class Delete(PermissionRequiredMixin, OrganizationPermission, generic.DeleteView):
+    model = OperatingSystemVersion
+    permission_required = [
+        'access.delete_operating_system',
+    ]
+    template_name = 'form.html.j2'
+
+
+    def get_success_url(self, **kwargs):
+
+        return reverse('ITAM:_operating_system_view', args=(self.kwargs['operating_system_id'],))
+
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+
+        context['content_title'] = 'Delete ' + self.object.name
+
+        return context