Modifies Resource Models for ongoing refactor

Change-Id: Ice88f53135f57aca8e2de4d69274e7d490f981a4
Signed-off-by: Parker Berberian <pberberian@iol.unh.edu>

1 files changed, 24 insertions, 0 deletions

diff --git a/src/dashboard/utils.py b/src/dashboard/utils.py
new file mode 100644
index 0000000..af2461e
--- /dev/null
+++ b/src/dashboard/utils.py
@@ -0,0 +1,24 @@
+
+class AbstractModelQuery():
+    """
+    This is a class made for querying abstract models.
+
+    This class is itself abstract. create subclasses to
+    query your own abstract models.
+    """
+
+    model_list = []
+
+    @classmethod
+    def filter(cls, *args, **kwargs):
+        """
+        Query all concrete model classes.
+
+        Iterates over the model list and returns a list of all
+        matching models from the classes given.
+        Filter queries are given here as normal and are passed into the Django ORM
+        for each concrete model
+        """
+        result = []
+        for model in cls.model_list:
+            result += list(model.objects.filter(*args, **kwargs))