some changes about fee and tenancy mapping

api/additional_methods.py

@@ -15,3 +15,13 @@ SELECT o.id ,o.description ,o.amount ,o.startdate ,o.enddate
             "params": (flatId, )
         }
     )
+
+def get_fees_by_tenancy(user, token_info, tenancyId=None):
+    return dbGetMany(user, token_info, {
+            "statement": """
+SELECT o.id, o.description, o.amount, o.fee_type, o.startdate, o.enddate
+  FROM fee_t o, tenancy_fee_mapping_t m
+  WHERE o.id = m.fee and m.tenancy = %s""", 
+            "params": (tenancyId, )
+        }
+    )