Update greeter.nix

system/core/greeter.nix

@@ -1,19 +1,16 @@
-{ config, pkgs, ... }:
+{ config, lib, pkgs, ... }:
 let
   rosePineHyprcursor = pkgs.callPackage ../../home-manager/hyprland/rose-pine-hyprcursor.nix { };
+  monitorConf = lib.concatMapStrings (m: "monitor = ${m}\n") config.cornflake.greeter.monitors;
   hyprGreetConf = pkgs.writeText "hyprland-greetd.conf" ''
-    monitor = DP-1, 5120x2880@60, 0x0, 2
-
-    monitor = DP-2, disable
-    monitor = DP-3, disable
-
+    ${monitorConf}
     env = HYPRCURSOR_THEME,rose-pine-hyprcursor
     env = HYPRCURSOR_SIZE,24
     env = XCURSOR_SIZE,24
 
     env = XDG_CURRENT_DESKTOP,Hyprland
     env = XDG_SESSION_TYPE,wayland
-    env = XDG_SESSION_DESKTOP,Hyprland"
+    env = XDG_SESSION_DESKTOP,Hyprland
 
     general {
       border_size = 0
@@ -33,6 +30,13 @@ let
   '';
 in
 {
+  options.cornflake.greeter.monitors = lib.mkOption {
+    type = lib.types.listOf lib.types.str;
+    default = [ ];
+    description = "greetd セッション用 Hyprland の monitor 設定";
+  };
+
+  config = {
     services.greetd.enable = true;
     services.greetd.settings.default_session = {
       command = "${pkgs.hyprland}/bin/start-hyprland -- -c ${hyprGreetConf}";
@@ -69,4 +73,5 @@ in
         };
       };
     };
+  };
 }