From 2d04226a14bc31224fb82bc3b34d9498e2b20227 Mon Sep 17 00:00:00 2001
From: hchen <hchen@smsassist.com>
Date: Mon, 21 Aug 2023 15:43:03 -0500
Subject: [PATCH] Fix QuickReplies.

---
 .../Controllers/WebhookController.cs                         | 5 ++++-
 .../MessagingModels/QuickReplyMessage.cs                     | 3 ++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/Plugins/BotSharp.Plugin.MetaMessenger/Controllers/WebhookController.cs b/src/Plugins/BotSharp.Plugin.MetaMessenger/Controllers/WebhookController.cs
index 47e87dc3..a83e424a 100644
--- a/src/Plugins/BotSharp.Plugin.MetaMessenger/Controllers/WebhookController.cs
+++ b/src/Plugins/BotSharp.Plugin.MetaMessenger/Controllers/WebhookController.cs
@@ -124,7 +124,10 @@ public class WebhookController : ControllerBase
                         try
                         {
                             var parsed = JsonSerializer.Deserialize<QuickReplyMessageItem[]>(json, jsonOpt);
-                            reply.QuickReplies = parsed;
+                            if (parsed.Length > 0)
+                            {
+                                reply.QuickReplies = parsed;
+                            }
                         }
                         catch(Exception ex)
                         {
diff --git a/src/Plugins/BotSharp.Plugin.MetaMessenger/MessagingModels/QuickReplyMessage.cs b/src/Plugins/BotSharp.Plugin.MetaMessenger/MessagingModels/QuickReplyMessage.cs
index e0db6925..9d577143 100644
--- a/src/Plugins/BotSharp.Plugin.MetaMessenger/MessagingModels/QuickReplyMessage.cs
+++ b/src/Plugins/BotSharp.Plugin.MetaMessenger/MessagingModels/QuickReplyMessage.cs
@@ -13,5 +13,6 @@ public class QuickReplyMessage : IResponseMessage
     public string Text { get; set; }
 
     [JsonPropertyName("quick_replies")]
-    public QuickReplyMessageItem[] QuickReplies { get; set; }
+    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
+    public QuickReplyMessageItem[]? QuickReplies { get; set; }
 }