From e1dafdf0dd7a4aca8a22f3f24288fcf1b4e37404 Mon Sep 17 00:00:00 2001
From: JKorf <jankorf91@gmail.com>
Date: Wed, 24 Jul 2024 10:22:35 +0200
Subject: [PATCH] Added AddSecondsString and AddOptionalSecondsString method to
 ParameterCollection

---
 .../Objects/ParameterCollection.cs            | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/CryptoExchange.Net/Objects/ParameterCollection.cs b/CryptoExchange.Net/Objects/ParameterCollection.cs
index e2438b4..ee27702 100644
--- a/CryptoExchange.Net/Objects/ParameterCollection.cs
+++ b/CryptoExchange.Net/Objects/ParameterCollection.cs
@@ -149,6 +149,27 @@ namespace CryptoExchange.Net.Objects
                 Add(key, DateTimeConverter.ConvertToSeconds(value));
         }
 
+        /// <summary>
+        /// Add a datetime value as string seconds timestamp
+        /// </summary>
+        /// <param name="key"></param>
+        /// <param name="value"></param>
+        public void AddSecondsString(string key, DateTime value)
+        {
+            Add(key, DateTimeConverter.ConvertToSeconds(value).ToString());
+        }
+
+        /// <summary>
+        /// Add a datetime value as string seconds timestamp. Not added if value is null
+        /// </summary>
+        /// <param name="key"></param>
+        /// <param name="value"></param>
+        public void AddOptionalSecondsString(string key, DateTime? value)
+        {
+            if (value != null)
+                Add(key, DateTimeConverter.ConvertToSeconds(value).ToString());
+        }
+
         /// <summary>
         /// Add an enum value as the string value as mapped using the <see cref="MapAttribute" />
         /// </summary>