From c543d666a7c12db033e1164bb0f6c08eaaa112b6 Mon Sep 17 00:00:00 2001
From: Rubens de Melo <rubensdemelo@gmail.com>
Date: Mon, 28 Sep 2026 11:36:47 +0300
Subject: [PATCH] feat: add date-time formatter with seconds

---
 CHANGELOG.md                         |  1 +
 README.md                            |  1 +
 example/brasil_datetime_example.dart |  3 +++
 lib/brasil_datetime.dart             | 10 ++++++++++
 test/brasil_datetime_test.dart       | 14 ++++++++++++++
 5 files changed, 29 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 98989e4..40b00cb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## [Unreleased]
 
+- Adiciona `diaMesAnoHoraMinutoSegundo()` para formatar data e hora com segundos.
 - Atualiza `actions/checkout` para v5 e fixa o runner do CI no Ubuntu 24.04.
 
 ## 0.4.0
diff --git a/README.md b/README.md
index 33797cb..c0f03ed 100644
--- a/README.md
+++ b/README.md
@@ -50,6 +50,7 @@ data.ano();                      // 1987
 data.anoMes();                   // 04/1987
 data.diaMesAno();                // 22/04/1987
 data.diaMesAnoHoraMinuto();      // 22/04/1987 23:37
+data.diaMesAnoHoraMinutoSegundo(); // 22/04/1987 23:37:06
 data.semanaDiaMesAnoAbrev();     // qua., 22/04/1987
 data.mesAnoAbrev();              // abr. de 1987
 data.diaMesAnoAbrev();           // 22 de abr. de 1987
diff --git a/example/brasil_datetime_example.dart b/example/brasil_datetime_example.dart
index 74bbbff..71b0c48 100644
--- a/example/brasil_datetime_example.dart
+++ b/example/brasil_datetime_example.dart
@@ -24,6 +24,9 @@ void main() {
     ..writeln(data.anoMes()) // 04/1987
     ..writeln(data.diaMesAno()) // 22/04/1987
     ..writeln(data.diaMesAnoHoraMinuto()) // 22/04/1987 23:37
+    ..writeln(
+      data.diaMesAnoHoraMinutoSegundo(),
+    ) // 22/04/1987 23:37:06
     ..writeln(data.semanaDiaMesAnoAbrev()) // qua., 22/04/1987
     ..writeln(data.mesAnoAbrev()) // abr. de 1987
     ..writeln(data.diaMesAnoAbrev()) // 22 de abr. de 1987
diff --git a/lib/brasil_datetime.dart b/lib/brasil_datetime.dart
index 185951c..660d45c 100644
--- a/lib/brasil_datetime.dart
+++ b/lib/brasil_datetime.dart
@@ -531,4 +531,14 @@ extension BrasilDateTime on DateTime {
     _garantirInicializacao();
     return DateFormat.yMd(_locale).add_Hm().format(this);
   }
+
+  /// Retorna a data e a hora completas, incluindo os segundos.
+  ///
+  /// Formato: `dd/MM/yyyy HH:mm:ss`.
+  ///
+  /// Ex: `22/04/1987 23:37:06`.
+  String diaMesAnoHoraMinutoSegundo() {
+    _garantirInicializacao();
+    return DateFormat.yMd(_locale).add_Hms().format(this);
+  }
 }
diff --git a/test/brasil_datetime_test.dart b/test/brasil_datetime_test.dart
index 77cd1f8..dddc423 100644
--- a/test/brasil_datetime_test.dart
+++ b/test/brasil_datetime_test.dart
@@ -120,6 +120,13 @@ void main() {
       'dia, mês, ano, hora e minuto',
       () => expect(data.diaMesAnoHoraMinuto(), '22/04/1987 23:37'),
     );
+    test(
+      'dia, mês, ano, hora, minuto e segundo',
+      () => expect(
+        data.diaMesAnoHoraMinutoSegundo(),
+        '22/04/1987 23:37:06',
+      ),
+    );
   });
 
   group('Datas diferentes', () {
@@ -210,5 +217,12 @@ void main() {
     test('minuto e segundo', () => expect(data2.minutoSegundo(), '09:04'));
     test('dia, mes, ano, hora e minuto',
         () => expect(data2.diaMesAnoHoraMinuto(), '05/01/2024 08:09'));
+    test(
+      'dia, mes, ano, hora, minuto e segundo',
+      () => expect(
+        data2.diaMesAnoHoraMinutoSegundo(),
+        '05/01/2024 08:09:04',
+      ),
+    );
   });
 }