lots of fixes.

src/clj/auto_ap/graphql.clj

@@ -194,7 +194,9 @@
     {:fields {:id {:type :id}
               :item_name {:type 'String}
               :total {:type :money}
-              :tax {:type :money}}}
+              :tax {:type :money}
+              :category {:type 'String}
+              :discount {:type :money}}}
     :charge
     {:fields {:id {:type :id}
               :type_name {:type 'String}
@@ -208,6 +210,7 @@
               :total {:type :money}
               :tip {:type :money}
               :tax {:type :money}
+              :discount {:type :money}
               :client {:type :client}
               :date {:type 'String}
               :charges {:type '(list :charge)}