From 631d838834abc456003fb6322c3d4f81822a917a Mon Sep 17 00:00:00 2001
From: Darko Gjorgjijoski <dg@darkog.com>
Date: Mon, 6 Apr 2026 23:38:55 +0200
Subject: [PATCH] Fix recurring invoices using wrong date in non-UTC timezones

Pass the app's configured timezone to CronExpression::getNextRunDate()
so the next invoice date is calculated in the correct timezone instead
of defaulting to UTC.

Fixes #491
---
 app/Models/RecurringInvoice.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/app/Models/RecurringInvoice.php b/app/Models/RecurringInvoice.php
index a42ed365..39b19b20 100644
--- a/app/Models/RecurringInvoice.php
+++ b/app/Models/RecurringInvoice.php
@@ -201,8 +201,9 @@ class RecurringInvoice extends Model
     public static function getNextInvoiceDate(string $frequency, string $starts_at): string
     {
         $cron = new Cron\CronExpression($frequency);
+        $timezone = config('app.timezone', 'UTC');
 
-        return $cron->getNextRunDate($starts_at)->format('Y-m-d H:i:s');
+        return $cron->getNextRunDate($starts_at, 0, false, $timezone)->format('Y-m-d H:i:s');
     }
 
     public function updateNextInvoiceDate(): void