From 1b5580b0acb6b06f842eabf3de1907f3f85d7c6d Mon Sep 17 00:00:00 2001
From: Jordan Brown <Cyberboss@users.noreply.github.com>
Date: Sat, 7 Nov 2020 21:12:31 -0500
Subject: [PATCH] Fix large DreamMaker output blobs breaking embeds

- Precheck the size of dreamMakerOutput before attempting to create the EmbedFieldBuilder
---
 .../Components/Chat/Providers/DiscordProvider.cs | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/src/Tgstation.Server.Host/Components/Chat/Providers/DiscordProvider.cs b/src/Tgstation.Server.Host/Components/Chat/Providers/DiscordProvider.cs
index df097473ae..e82c35b9d5 100644
--- a/src/Tgstation.Server.Host/Components/Chat/Providers/DiscordProvider.cs
+++ b/src/Tgstation.Server.Host/Components/Chat/Providers/DiscordProvider.cs
@@ -474,12 +474,16 @@ namespace Tgstation.Server.Host.Components.Chat.Providers
 					_ => throw new InvalidOperationException($"Invalid DiscordDMOutputDisplayType: {outputDisplayType}"),
 				};
 
-				if (showDMOutput && dreamMakerOutput != null)
-					builder.AddField(new EmbedFieldBuilder
-					{
-						Name = "DreamMaker Output",
-						Value = $"```{Environment.NewLine}{dreamMakerOutput}{Environment.NewLine}```"
-					});
+				if (dreamMakerOutput != null)
+				{
+					showDMOutput = showDMOutput && dreamMakerOutput.Length < EmbedFieldBuilder.MaxFieldValueLength - (6 + Environment.NewLine.Length);
+					if (showDMOutput)
+						builder.AddField(new EmbedFieldBuilder
+						{
+							Name = "DreamMaker Output",
+							Value = $"```{Environment.NewLine}{dreamMakerOutput}{Environment.NewLine}```"
+						});
+				}
 
 				if (errorMessage != null)
 					builder.AddField(new EmbedFieldBuilder