From 83f6805a7c4e86a051dcb163858f16f56571d9f2 Mon Sep 17 00:00:00 2001
From: Kamil Monicz <kamil@monicz.dev>
Date: Tue, 7 Apr 2026 00:20:07 +0200
Subject: [PATCH] code-cursor: add mime registration

---
 pkgs/by-name/co/code-cursor/package.nix | 20 +++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

diff --git a/pkgs/by-name/co/code-cursor/package.nix b/pkgs/by-name/co/code-cursor/package.nix
index 502a8765c5f7..f0e3ffd346d4 100644
--- a/pkgs/by-name/co/code-cursor/package.nix
+++ b/pkgs/by-name/co/code-cursor/package.nix
@@ -22,7 +22,7 @@ let
 
   source = sources.${hostPlatform.system};
 in
-buildVscode rec {
+(buildVscode rec {
   inherit commandLineArgs useVSCodeRipgrep;
   inherit (sourcesJson) version vscodeVersion;
 
@@ -58,7 +58,7 @@ buildVscode rec {
   # See https://eclecticlight.co/2022/06/17/app-security-changes-coming-in-ventura/ for more information.
   dontFixup = stdenv.hostPlatform.isDarwin;
 
-  # Cursor has no wrapper script.
+  # Cursor ships a launcher script that resolves its own VSCODE_PATH.
   patchVSCodePath = false;
 
   meta = {
@@ -79,4 +79,18 @@ buildVscode rec {
     ++ lib.platforms.darwin;
     mainProgram = "cursor";
   };
-}
+}).overrideAttrs
+  (oldAttrs: {
+    preFixup =
+      (oldAttrs.preFixup or "")
+      + lib.optionalString hostPlatform.isLinux ''
+        sed -i '/^Keywords=/a MimeType=application/x-cursor-workspace;' \
+          $out/share/applications/cursor.desktop
+      '';
+    postInstall =
+      (oldAttrs.postInstall or "")
+      + lib.optionalString hostPlatform.isLinux ''
+        install -Dm644 ../mime/packages/cursor-workspace.xml -t $out/share/mime/packages
+        rm -f $out/lib/cursor/resources/appimageupdatetool.AppImage
+      '';
+  })