patch: properly configure screen configuration

(post `greetd` introduction)

blueplum.nix

@@ -6,7 +6,7 @@
 }:
 
 let
-    concat = strings: lib.concatStringsSep " " strings;
+    concat = strings: builtins.concatStringsSep " " strings;
 in
 {
     services.xserver.videoDrivers = [ "nvidia" ];
@@ -21,22 +21,20 @@ in
         package = config.boot.kernelPackages.nvidiaPackages.stable;
     };
 
-    services.xserver.displayManager.setupCommands = concat [
+    home-manager.users.anton.xsession.profileExtra = concat [
         "${lib.getExe pkgs.xorg.xrandr}"
-        concat
-        [
-            "--output DP-0"
+        "${concat [
+            "--output DP-2"
             "--mode 1920x1080"
             "--pos 0x0"
             "--rate 144"
             "--primary"
-        ]
-        concat
-        [
+        ]}"
+        "${concat [
             "--output HDMI-0"
             "--mode 1920x1080"
             "--pos 1920x0"
             "--rate 144"
-        ]
+        ]}"
     ];
 }

home.nix

@@ -8,7 +8,7 @@ let
     neovim = pkgs.callPackage ./pkgs/neovim/default.nix { };
     fish = pkgs.callPackage ./pkgs/fish/default.nix { };
 
-    env = import ./.env.nix;
+    env = import ./.env.nix { inherit pkgs; };
 
     home = /home/anton;
 in

home/i3.nix

@@ -56,8 +56,8 @@ in
         let
             background = lib.concatStringsSep " " [
                 "exec --no-startup-id"
-                "${lib.concatStringsSep " " [
-                    "${lib.getExe pkgs.xwinwrap}"
+                (lib.concatStringsSep " " [
+                    (lib.getExe pkgs.xwinwrap)
                     "-g 3820x1080"
                     "-s"
                     "-b"
@@ -65,10 +65,10 @@ in
                     "-sp"
                     "-ov"
                     "-nf"
-                ]}"
+                ])
                 "--"
-                "${lib.concatStringsSep " " [
-                    "${lib.getExe pkgs.mpv}"
+                (lib.concatStringsSep " " [
+                    (lib.getExe pkgs.mpv)
                     "${wallpaper}/wallpaper.mov"
                     "-wid WID"
                     "--loop"
@@ -81,7 +81,7 @@ in
                     "--framedrop=vo"
                     "--profile=low-latency"
                     "--hwdec=auto"
-                ]}"
+                ])
             ];
             displays =
                 if (env ? displays) then
@@ -89,6 +89,12 @@ in
                         "workspace 1 output ${env.displays.primary}"
                         (if (env.displays ? secondary) then "workspace 2 output ${env.displays.secondary}" else "")
                         "exec i3-msg focus output ${env.displays.primary}"
+                        (
+                            if (env.displays ? xrandr) then
+                                "exec \"${lib.getExe pkgs.xorg.xrandr} ${env.displays.xrandr}\""
+                            else
+                                ""
+                        )
                     ]
                 else
                     "";