macros docs

macros/fee_model_macro.sql

@@ -1,3 +1,11 @@
+/*
+
+We have different tables computing fees for different line items coming.
+
+The only difference between these tables is what Xero Line Items are we looking
+into. To avoid copying the same logic multiple times, we created this macro.
+
+*/
 {% macro generate_xero_net_fees_model(item_codes_to_include) %}
 
     {% set relevant_document_statuses = "('PAID', 'AUTHORISED')" %}