From 9a5697b5b58e405bac644c761e84c9649939b16e Mon Sep 17 00:00:00 2001
From: Oleksii Holub <1935960+Tyrrrz@users.noreply.github.com>
Date: Tue, 30 Apr 2024 20:08:03 +0300
Subject: [PATCH] Skip invalid reactions instead of crashing (#1227)

---
 DiscordChatExporter.Core/Discord/DiscordClient.cs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/DiscordChatExporter.Core/Discord/DiscordClient.cs b/DiscordChatExporter.Core/Discord/DiscordClient.cs
index 4b85fec..0aa4ab1 100644
--- a/DiscordChatExporter.Core/Discord/DiscordClient.cs
+++ b/DiscordChatExporter.Core/Discord/DiscordClient.cs
@@ -676,10 +676,14 @@ public class DiscordClient(string token)
                 .SetQueryParameter("after", currentAfter.ToString())
                 .Build();
 
-            var response = await GetJsonResponseAsync(url, cancellationToken);
+            // Can be null on reactions with an emoji that has been deleted (?)
+            // https://github.com/Tyrrrz/DiscordChatExporter/issues/1226
+            var response = await TryGetJsonResponseAsync(url, cancellationToken);
+            if (response is null)
+                yield break;
 
             var count = 0;
-            foreach (var userJson in response.EnumerateArray())
+            foreach (var userJson in response.Value.EnumerateArray())
             {
                 var user = User.Parse(userJson);
                 yield return user;