From 1bef640493ff0409838c71e72dd105fb61473cb5 Mon Sep 17 00:00:00 2001
From: Stephen Paul Weber <singpolyma@singpolyma.net>
Date: Mon, 17 May 2021 15:47:40 -0500
Subject: [PATCH] unused_invites view

View to get all invites not yet used up.
---
 deploy/unused_invites.sql | 10 ++++++++++
 revert/unused_invites.sql |  7 +++++++
 sqitch.plan               |  1 +
 verify/unused_invites.sql | 14 ++++++++++++++
 4 files changed, 32 insertions(+)
 create mode 100644 deploy/unused_invites.sql
 create mode 100644 revert/unused_invites.sql
 create mode 100644 verify/unused_invites.sql

diff --git a/deploy/unused_invites.sql b/deploy/unused_invites.sql
new file mode 100644
index 0000000..199c589
--- /dev/null
+++ b/deploy/unused_invites.sql
@@ -0,0 +1,10 @@
+-- Deploy jmp:unused_invites to pg
+
+BEGIN;
+
+CREATE VIEW unused_invites AS
+	SELECT creator_id, created_at, code
+	FROM invites
+	WHERE used_by_id IS NULL;
+
+COMMIT;
diff --git a/revert/unused_invites.sql b/revert/unused_invites.sql
new file mode 100644
index 0000000..71ddaef
--- /dev/null
+++ b/revert/unused_invites.sql
@@ -0,0 +1,7 @@
+-- Revert jmp:unused_invites from pg
+
+BEGIN;
+
+DROP VIEW unused_invites;
+
+COMMIT;
diff --git a/sqitch.plan b/sqitch.plan
index 96087f6..8c61299 100644
--- a/sqitch.plan
+++ b/sqitch.plan
@@ -13,3 +13,4 @@ plan_log_with_range [plan_log customer_plans] 2021-05-03T19:30:36Z Stephen Paul
 @2021130 2021-05-11T01:37:34Z Stephen Paul Weber,,, <singpolyma@singpolyma-beefy> # Deploy to production
 
 invites 2021-05-17T20:31:00Z Stephen Paul Weber,,, <singpolyma@singpolyma-beefy> # Table to store invite codes and their state
+unused_invites 2021-05-17T20:40:20Z Stephen Paul Weber,,, <singpolyma@singpolyma-beefy> # View for invites not yet used
diff --git a/verify/unused_invites.sql b/verify/unused_invites.sql
new file mode 100644
index 0000000..3cd72e2
--- /dev/null
+++ b/verify/unused_invites.sql
@@ -0,0 +1,14 @@
+-- Verify jmp:unused_invites on pg
+
+BEGIN;
+
+INSERT INTO invites (creator_id)
+	VALUES ('boop');
+INSERT INTO invites (creator_id, used_by_id, used_at)
+	VALUES ('boop', 'otherone', LOCALTIMESTAMP);
+
+SELECT 1/count(1) FROM (
+	SELECT count(1) AS a FROM unused_invites WHERE creator_id='boop'
+) s WHERE a = 1;
+
+ROLLBACK;
-- 
2.38.5