From 3d7c5b5c6e8260f99c2878deb547b0b5994b47a4 Mon Sep 17 00:00:00 2001
From: Peter Goodhall <peter@magicbug.co.uk>
Date: Thu, 7 Sep 2023 15:17:39 +0100
Subject: [PATCH] [Migration] Make the callsign field in the table lotw_users
 unique

Make the callsign field in the table lotw_users unique to stop issue #2469 happening again
---
 application/config/migration.php                 |  2 +-
 .../migrations/142_lotw_users_call_unique.php    | 16 ++++++++++++++++
 2 files changed, 17 insertions(+), 1 deletion(-)
 create mode 100644 application/migrations/142_lotw_users_call_unique.php

diff --git a/application/config/migration.php b/application/config/migration.php
index ff4a5901..0ced4c6e 100644
--- a/application/config/migration.php
+++ b/application/config/migration.php
@@ -22,7 +22,7 @@ $config['migration_enabled'] = TRUE;
 |
 */
 
-$config['migration_version'] = 141;
+$config['migration_version'] = 142;
 
 /*
 |--------------------------------------------------------------------------
diff --git a/application/migrations/142_lotw_users_call_unique.php b/application/migrations/142_lotw_users_call_unique.php
new file mode 100644
index 00000000..0f561fad
--- /dev/null
+++ b/application/migrations/142_lotw_users_call_unique.php
@@ -0,0 +1,16 @@
+<?php
+
+defined('BASEPATH') OR exit('No direct script access allowed');
+
+class Migration_lotw_users_call_unique extends CI_Migration {
+
+	public function up() {
+        // Update lotw_users and make the callsign column unique
+        $this->db->query("ALTER TABLE lotw_users ADD UNIQUE `callsign_index` (`callsign`);");
+    }
+
+	public function down(){
+         // Update lotw_users and make the callsign column not unique
+        $this->db->query("ALTER TABLE lotw_users DROP UNIQUE `callsign_index`;");
+	}
+}