From 0d62e784a884df574ddc5408a3868bf75eea4547 Mon Sep 17 00:00:00 2001
From: Matt Nadareski <mnadareski@outlook.com>
Date: Mon, 12 Oct 2026 09:08:29 -0400
Subject: [PATCH] Add LSD support

---
 .../Endpoints/DiscTests.cs                      |  1 +
 SabreTools.RedumpLib/Data/Constants.cs          |  1 +
 SabreTools.RedumpLib/Data/Enumerations.cs       |  3 +++
 SabreTools.RedumpLib/Endpoints/Disc.cs          |  1 +
 SabreTools.RedumpLib/Web/Client.cs              | 17 +++++++++++++++++
 5 files changed, 23 insertions(+)

diff --git a/SabreTools.RedumpLib.Test/Endpoints/DiscTests.cs b/SabreTools.RedumpLib.Test/Endpoints/DiscTests.cs
index bba6652..9f684c6 100644
--- a/SabreTools.RedumpLib.Test/Endpoints/DiscTests.cs
+++ b/SabreTools.RedumpLib.Test/Endpoints/DiscTests.cs
@@ -22,6 +22,7 @@ namespace SabreTools.RedumpLib.Test.Endpoints
         [InlineData(DiscSubpath.Cuesheet, "https://redump.info/disc/1/cue")]
         [InlineData(DiscSubpath.Edit, "https://redump.info/disc/1/edit")]
         [InlineData(DiscSubpath.SBI, "https://redump.info/disc/1/sbi")]
+        [InlineData(DiscSubpath.LSD, "https://redump.info/disc/1/lsd")]
         public void BuildUrl_Subpath_Builds(DiscSubpath? subpath, string expected)
         {
             var endpoint = new RedumpLib.Endpoints.Disc
diff --git a/SabreTools.RedumpLib/Data/Constants.cs b/SabreTools.RedumpLib/Data/Constants.cs
index 1799770..b181bd6 100644
--- a/SabreTools.RedumpLib/Data/Constants.cs
+++ b/SabreTools.RedumpLib/Data/Constants.cs
@@ -147,6 +147,7 @@ namespace SabreTools.RedumpLib.Data
             DiscSubpath.Edit,
             DiscSubpath.History,
             DiscSubpath.SBI,
+            DiscSubpath.LSD,
         ];
 
         #endregion
diff --git a/SabreTools.RedumpLib/Data/Enumerations.cs b/SabreTools.RedumpLib/Data/Enumerations.cs
index 3a1897a..e83bc01 100644
--- a/SabreTools.RedumpLib/Data/Enumerations.cs
+++ b/SabreTools.RedumpLib/Data/Enumerations.cs
@@ -58,6 +58,9 @@ namespace SabreTools.RedumpLib.Data
 
         [HumanReadable(LongName = "SBI", ShortName = "sbi")]
         SBI = 4,
+
+        [HumanReadable(LongName = "LSD", ShortName = "lsd")]
+        LSD = 5,
     }
 
     /// <summary>
diff --git a/SabreTools.RedumpLib/Endpoints/Disc.cs b/SabreTools.RedumpLib/Endpoints/Disc.cs
index 54a78e1..34fe767 100644
--- a/SabreTools.RedumpLib/Endpoints/Disc.cs
+++ b/SabreTools.RedumpLib/Endpoints/Disc.cs
@@ -31,6 +31,7 @@ namespace SabreTools.RedumpLib.Endpoints
                 case DiscSubpath.Cuesheet:
                 case DiscSubpath.Edit:
                 case DiscSubpath.SBI:
+                case DiscSubpath.LSD:
                     ub.Path += $"/{Subpath.ShortName()}";
                     break;
 
diff --git a/SabreTools.RedumpLib/Web/Client.cs b/SabreTools.RedumpLib/Web/Client.cs
index b45cfc1..f55a6a2 100644
--- a/SabreTools.RedumpLib/Web/Client.cs
+++ b/SabreTools.RedumpLib/Web/Client.cs
@@ -1161,6 +1161,23 @@ namespace SabreTools.RedumpLib.Web
                     }
                 }
 
+                // LSD
+                if ((discSubpaths is null || Array.Exists(discSubpaths, s => s is DiscSubpath.LSD)) && discPage.Contains($"<a href=\"/disc/{id}/lsd\""))
+                {
+                    var subEndpoint = new Endpoints.Disc
+                    {
+                        Id = id,
+                        Subpath = DiscSubpath.LSD,
+                    };
+                    string uri = endpoint.BuildUrl();
+                    string? remoteName = await DownloadFile(uri, Path.Combine(paddedIdDir, $"{paddedId}.lsd"));
+                    if (!IgnoreErrors && remoteName is null)
+                    {
+                        if (Debug) Console.Error.WriteLine($"DEBUG: Downloading LSD for {id} failed!");
+                        return false;
+                    }
+                }
+
                 #endregion
 
                 // HTML (Last in case of errors)