From 268addbfc2f294e96d6e21ad796f243b9c1e41f1 Mon Sep 17 00:00:00 2001
From: Josh Nussbaum <joshnuss@gmail.com>
Date: Wed, 20 Jan 2021 22:08:43 -0500
Subject: [PATCH] Adds functions to setup.sql

---
 setup.sql | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/setup.sql b/setup.sql
index cec4d5c..c0a1435 100644
--- a/setup.sql
+++ b/setup.sql
@@ -70,3 +70,46 @@ create policy "Individuals can update their own cards." on cards for
 
 create policy "Individuals can delete their own cards." on cards for
     delete using (auth.uid() = user_id);
+
+
+create or replace function sort_board(board_id bigint, list_ids bigint[]) returns boolean
+security invoker
+as
+$$
+#variable_conflict use_variable
+declare
+  list_id bigint;
+begin
+  for i in 1 .. array_upper(list_ids, 1)
+   loop
+      list_id := list_ids[i];
+
+      update lists set position = i - 1
+        where lists.board_id = board_id
+            and lists.id = list_id;
+   end loop;
+
+   return true;
+end
+$$ language plpgsql;
+
+create or replace function sort_list(list_id bigint, card_ids bigint[]) returns boolean
+security invoker
+as
+$$
+#variable_conflict use_variable
+declare
+  card_id bigint;
+begin
+  for i in 1 .. array_upper(card_ids, 1)
+   loop
+      card_id := card_ids[i];
+
+      update cards set position = i - 1
+        where cards.list_id = list_id
+            and cards.id = card_id;
+   end loop;
+
+   return true;
+end
+$$ language plpgsql;