Fix transactions tool call for chat

Author: zachgoll

app/models/assistant/function/get_transactions.rb

@@ -134,7 +134,8 @@ def params_schema
   def call(params = {})
     search_params = params.except("order", "page")
 
-    transactions_query = family.transactions.visible.search(search_params)
+    search = Transaction::Search.new(family, filters: search_params)
+    transactions_query = search.transactions_scope
     pagy_query = params["order"] == "asc" ? transactions_query.chronological : transactions_query.reverse_chronological
 
     # By default, we give a small page size to force the AI to use filters effectively and save on tokens
@@ -149,7 +150,7 @@ def call(params = {})
       limit: default_page_size
     )
 
-    totals = family.income_statement.totals(transactions_scope: transactions_query)
+    totals = search.totals
 
     normalized_transactions = paginated_transactions.map do |txn|
       entry = txn.entry