From 1c1420b8c012d861e05c87d336ad47a81a5703a3 Mon Sep 17 00:00:00 2001
From: alexion <contact@alexion.dev>
Date: Tue, 20 Oct 2026 23:31:15 -0400
Subject: [PATCH] feat(romm): package version 5.4.0

---
 configs/nixos/modules/services/romm.nix | 14 +++++++
 src/flake/packages/default.nix          |  2 +
 src/flake/packages/romm.nix             | 54 +++++++++++++++++++++++++
 3 files changed, 70 insertions(+)
 create mode 100644 src/flake/packages/romm.nix

diff --git a/configs/nixos/modules/services/romm.nix b/configs/nixos/modules/services/romm.nix
index 0e0c134..ee2de32 100644
--- a/configs/nixos/modules/services/romm.nix
+++ b/configs/nixos/modules/services/romm.nix
@@ -1,10 +1,18 @@
 {
   config,
   lib,
+  pkgs,
   ...
 }:
 let
   cfg = config.modules.services.romm;
+  rommConfig = (pkgs.formats.yaml { }).generate "romm-config.yml" {
+    emulatorjs.auto_save_sync = false;
+    filesystem.structure = {
+      default = "roms/{platform}/{game}";
+      firmware = "bios/{platform}";
+    };
+  };
 in
 {
   options.modules.services.romm = {
@@ -31,13 +39,19 @@ in
 
       services.romm = {
         enable = true;
+        package = pkgs.alexion.romm;
         group = "storage";
         database.createLocally = true;
         redis.createLocally = true;
         watcher.enable = true;
+        extraEnvironment.ROM_CONVERTO_ENABLED = "false";
         inherit (cfg) environmentFile;
       };
 
+      systemd.tmpfiles.settings."10-romm"."${config.services.romm.dataDir}/config/config.yml"."L+" = {
+        argument = toString rommConfig;
+      };
+
       users.users = {
         romm.uid = config.registry."stable-uid".${config.networking.hostName}.romm;
         redis-romm.uid = config.registry."stable-uid".${config.networking.hostName}."redis-romm";
diff --git a/src/flake/packages/default.nix b/src/flake/packages/default.nix
index 30078bc..c09becb 100644
--- a/src/flake/packages/default.nix
+++ b/src/flake/packages/default.nix
@@ -4,5 +4,7 @@
     inherit root;
   };
 
+  romm = pkgs.callPackage ./romm.nix { };
+
   waybar = pkgs.callPackage ./waybar.nix { };
 }
diff --git a/src/flake/packages/romm.nix b/src/flake/packages/romm.nix
new file mode 100644
index 0000000..69e6c6d
--- /dev/null
+++ b/src/flake/packages/romm.nix
@@ -0,0 +1,54 @@
+{
+  buildNpmPackage,
+  fetchFromGitHub,
+  lib,
+  romm,
+}:
+romm.overrideAttrs (
+  finalAttrs: previousAttrs:
+  let
+    frontend = buildNpmPackage {
+      pname = "romm-frontend";
+      inherit (finalAttrs) version;
+      src = "${finalAttrs.src}/frontend";
+
+      npmDepsHash = "sha256-f5IcpOVv7JYFzUPkZIq5nbT3dS1f/KCSllh8Vkgl1P0=";
+      npmFlags = [ "--ignore-scripts" ];
+      makeCacheWritable = true;
+
+      installPhase = ''
+        runHook preInstall
+        cp -r dist $out
+        chmod u+w $out/assets
+        cp -r assets/. $out/assets/
+        runHook postInstall
+      '';
+    };
+  in
+  {
+    version = "5.4.0";
+
+    src = fetchFromGitHub {
+      owner = "rommapp";
+      repo = "romm";
+      tag = finalAttrs.version;
+      hash = "sha256-oIYEdIAJgXkcqjZtWlWKD/NFiQ3gbo7gxwLhqZOCWpM=";
+    };
+
+    postPatch = previousAttrs.postPatch + ''
+      # Redis 8.0.1 removed this argument.
+      # RomM disables the related maintenance notifications.
+      substituteInPlace backend/handler/redis_handler.py \
+        --replace-fail 'from redis.maint_notifications import MaintNotificationsConfig' "" \
+        --replace-fail '    "maint_notifications_config": MaintNotificationsConfig(enabled=False),' ""
+    '';
+
+    installPhase =
+      lib.replaceStrings [ "${previousAttrs.passthru.frontend}" ] [ "${frontend}" ]
+        previousAttrs.installPhase;
+
+    passthru = previousAttrs.passthru // {
+      inherit frontend;
+    };
+  }
+)