update

modules/nixos/usecases/windows-vm.nix

@@ -0,0 +1,48 @@
+{
+  config,
+  lib,
+  pkgs,
+  username,
+  ...
+}:
+
+with lib;
+
+let
+  cfg = config.usecases.windows-vm;
+in
+{
+  options.usecases.windows-vm = {
+    enable = mkEnableOption "Enable Windows VM things";
+  };
+
+  config = mkIf cfg.enable {
+    programs.dconf.enable = true;
+
+    users.users.${username}.extraGroups = [ "libvirtd" ];
+
+    environment.systemPackages = with pkgs; [
+      virt-manager
+      virt-viewer
+      spice
+      spice-gtk
+      spice-protocol
+      win-virtio
+      win-spice
+      adwaita-icon-theme
+    ];
+
+    virtualisation = {
+      libvirtd = {
+        enable = true;
+        qemu = {
+          swtpm.enable = true;
+          ovmf.enable = true;
+          ovmf.packages = [ pkgs.OVMFFull.fd ];
+        };
+      };
+      spiceUSBRedirection.enable = true;
+    };
+    services.spice-vdagentd.enable = true;
+  };
+}