From 568afc981e5c3048af2d0fd331cf265dc69d580b Mon Sep 17 00:00:00 2001
From: LittleSheep <littlesheep.code@hotmail.com>
Date: Mon, 2 Jun 2025 02:54:32 +0800
Subject: [PATCH] :sparkles: Skip compress animated image

---
 DysonNetwork.Sphere/Storage/FileService.cs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/DysonNetwork.Sphere/Storage/FileService.cs b/DysonNetwork.Sphere/Storage/FileService.cs
index a18a82b..88fbc8a 100644
--- a/DysonNetwork.Sphere/Storage/FileService.cs
+++ b/DysonNetwork.Sphere/Storage/FileService.cs
@@ -176,6 +176,16 @@ public class FileService(
 
                 if (contentType.Split('/')[0] == "image")
                 {
+                    // Skip compression for animated image types
+                    var animatedMimeTypes = new[] { "image/gif", "image/apng", "image/webp", "image/avif" };
+                    if (animatedMimeTypes.Contains(contentType))
+                    {
+                        logger.LogInformation("File {fileId} is an animated image (MIME: {mime}), skipping WebP conversion.", fileId, contentType);
+                        var tempFilePath = Path.Join(Path.GetTempPath(), $"{TempFilePrefix}#{file.Id}");
+                        result.Add((tempFilePath, string.Empty));
+                        return;
+                    }
+
                     file.MimeType = "image/webp";
 
                     using var vipsImage = NetVips.Image.NewFromFile(ogFilePath);