From 4b46f52f1e246a71cea5c95de3226d3f7eb8d6b6 Mon Sep 17 00:00:00 2001
From: Moriz Wahl <moriz.wahl@gmx.de>
Date: Mon, 9 May 2022 14:13:09 +0200
Subject: [PATCH] fix: Previous Column in Transactions Unique

---
 .../0036-unique_previous_in_transactions.ts         | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 database/migrations/0036-unique_previous_in_transactions.ts

diff --git a/database/migrations/0036-unique_previous_in_transactions.ts b/database/migrations/0036-unique_previous_in_transactions.ts
new file mode 100644
index 000000000..f05b044bb
--- /dev/null
+++ b/database/migrations/0036-unique_previous_in_transactions.ts
@@ -0,0 +1,13 @@
+/* MIGRATION TO SET previous COLUMN UNIQUE in TRANSACTION table
+ */
+
+/* eslint-disable @typescript-eslint/explicit-module-boundary-types */
+/* eslint-disable @typescript-eslint/no-explicit-any */
+
+export async function upgrade(queryFn: (query: string, values?: any[]) => Promise<Array<any>>) {
+  await queryFn('ALTER TABLE `transactions` ADD UNIQUE(`previous`);')
+}
+
+export async function downgrade(queryFn: (query: string, values?: any[]) => Promise<Array<any>>) {
+  await queryFn('ALTER TABLE  `transactions` DROP INDEX `previous`;')
+}