From 0d1e880d18cfd8f5a15def4c25e7dfcda3fcc7a4 Mon Sep 17 00:00:00 2001
From: Denis Nutiu <denis.nutiu@gmail.com>
Date: Thu, 10 Jun 2021 00:01:57 +0300
Subject: [PATCH] Add nwe DataAnnotation DatetimeNotInThePast

---
 .../DataAnnotations/DatetimeNotInThePast.cs   | 22 +++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 Retroactiune.WebAPI/DataAnnotations/DatetimeNotInThePast.cs

diff --git a/Retroactiune.WebAPI/DataAnnotations/DatetimeNotInThePast.cs b/Retroactiune.WebAPI/DataAnnotations/DatetimeNotInThePast.cs
new file mode 100644
index 0000000..e3ee189
--- /dev/null
+++ b/Retroactiune.WebAPI/DataAnnotations/DatetimeNotInThePast.cs
@@ -0,0 +1,22 @@
+using System;
+using System.ComponentModel.DataAnnotations;
+
+namespace Retroactiune.DataAnnotations
+{
+    public class DatetimeNotInThePast : ValidationAttribute
+    {
+
+        /// <summary>
+        /// Validates the given DateTime object to be null or greater than the UtcNow date.
+        /// </summary>
+        /// <param name="value">An DateTime object.</param>
+        /// <returns>True if the date is null or in the future, false otherwise.</returns>
+        public override bool IsValid(object value)
+        {
+            // TODO: Test
+            var now = DateTime.UtcNow;
+            var date = value as DateTime?;
+            return !(date <= now);
+        }
+    }
+}
\ No newline at end of file