From 0fcf46f8d7c2bca8134b2a383374ec7258a3f898 Mon Sep 17 00:00:00 2001
From: solid-maksymtielnyi <maksym.tielnyi@solid.software>
Date: Fri, 6 Dec 2024 02:04:17 +0200
Subject: [PATCH] Add AM/PM marker if 12-hour time format does not contain it

Fixes https://github.com/Nikoro/system_date_time_format/issues/23
---
 lib/system_date_time_format.dart | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/lib/system_date_time_format.dart b/lib/system_date_time_format.dart
index 245597f..fae7a1d 100644
--- a/lib/system_date_time_format.dart
+++ b/lib/system_date_time_format.dart
@@ -60,7 +60,16 @@ class SystemDateTimeFormat {
   Future<String?> getTimePattern() async {
     final pattern =
         await SystemDateTimeFormatPlatformInterface.instance.getTimePattern();
-    return pattern.isNullOrEmpty ? null : pattern;
+
+    if (pattern.isNullOrEmpty) return null;
+
+    // Add an AM/PM marker if the 12-hour time pattern does not contain it.
+    // Fixes https://github.com/Nikoro/system_date_time_format/issues/23
+    if (pattern == 'h:mm' || pattern == 'hh:mm') {
+      return '$pattern a';
+    }
+
+    return pattern;
   }
 
   /// Returns all available date & time patterns.