From 3750a87a1b21ebb169d0bdb70833a85d7f20c6b1 Mon Sep 17 00:00:00 2001
From: Masaya Tojo <masaya@tojo.tokyo>
Date: Wed, 1 Mar 2023 02:07:26 +0900
Subject: Add update_timestamp trigger to items table.

---
 deploy/items_update_timestamp.sql | 12 ++++++++++++
 revert/items_update_timestamp.sql |  7 +++++++
 sqitch.plan                       |  1 +
 verify/items_update_timestamp.sql | 14 ++++++++++++++
 4 files changed, 34 insertions(+)
 create mode 100644 deploy/items_update_timestamp.sql
 create mode 100644 revert/items_update_timestamp.sql
 create mode 100644 verify/items_update_timestamp.sql

diff --git a/deploy/items_update_timestamp.sql b/deploy/items_update_timestamp.sql
new file mode 100644
index 0000000..31bb84c
--- /dev/null
+++ b/deploy/items_update_timestamp.sql
@@ -0,0 +1,12 @@
+-- Deploy kakeibo:items_update_timestamp to pg
+-- requires: items
+-- requires: update_timestamp
+
+BEGIN;
+
+CREATE OR REPLACE TRIGGER update_timestamp
+  BEFORE UPDATE ON kakeibo.items
+  FOR EACH ROW
+    EXECUTE FUNCTION kakeibo.update_timestamp();
+
+COMMIT;
diff --git a/revert/items_update_timestamp.sql b/revert/items_update_timestamp.sql
new file mode 100644
index 0000000..52ce12f
--- /dev/null
+++ b/revert/items_update_timestamp.sql
@@ -0,0 +1,7 @@
+-- Revert kakeibo:items_update_timestamp from pg
+
+BEGIN;
+
+DROP TRIGGER update_timestamp ON kakeibo.items;
+
+COMMIT;
diff --git a/sqitch.plan b/sqitch.plan
index 5da13ea..c3c5b8c 100644
--- a/sqitch.plan
+++ b/sqitch.plan
@@ -12,3 +12,4 @@ insert_item [appschema items] 2023-02-28T13:13:22Z Masaya Tojo <masaya@tojo.toky
 delete_item [appschema items] 2023-02-28T13:13:39Z Masaya Tojo <masaya@tojo.tokyo> # Add function to delete item.
 update_timestamp [appschema] 2023-02-28T14:30:04Z Masaya Tojo <masaya@tojo.tokyo> # Add triger function to update a timestamp.
 transactions_update_timestamp [transactions update_timestamp] 2023-02-28T16:43:49Z Masaya Tojo <masaya@tojo.tokyo> # Add update_timestamp trigger to transactions table.
+items_update_timestamp [items update_timestamp] 2023-02-28T17:04:02Z Masaya Tojo <masaya@tojo.tokyo> # Add update_timestamp trigger to items table.
diff --git a/verify/items_update_timestamp.sql b/verify/items_update_timestamp.sql
new file mode 100644
index 0000000..a2daf86
--- /dev/null
+++ b/verify/items_update_timestamp.sql
@@ -0,0 +1,14 @@
+-- Verify kakeibo:items_update_timestamp on pg
+
+BEGIN;
+
+DO $$
+  BEGIN
+    ASSERT (SELECT 1 from information_schema.triggers
+             WHERE trigger_schema = 'kakeibo'
+               AND event_object_table = 'items'
+               AND trigger_name = 'update_timestamp');
+  END
+$$;
+
+ROLLBACK;
-- 
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