noctalia: init (#2364)

Link: https://github.com/nix-community/stylix/pull/2364

Tested-by: Leon Schwarzäugl <leon.schwarzaeugl@gmail.com>
Tested-by: https://github.com/irisfalke
Reviewed-by: Alexander <63157919+rwxae@users.noreply.github.com>
Reviewed-by: Noah Biewesch <dev@noahbiewesch.com>

modules/noctalia-shell/hm.nix

@@ -5,6 +5,11 @@
   ...
 }:
 mkTarget {
+  autoEnable =
+    lib.warnIf (lib.oldestSupportedReleaseIsAtLeast 2705)
+      "stylix: `config.stylix.targets.noctalia-shell` targets the deprecated Noctalia v4 and is replaced by Noctalia v5 with `config.stylix.targets.noctalia`, with `config.stylix.targets.noctalia-shell` being removed after 27.11."
+      true;
+
   config = lib.optionals (options.programs ? noctalia-shell) [
     (
       { colors }:

modules/noctalia/hm.nix

@@ -0,0 +1,101 @@
+{
+  mkTarget,
+  lib,
+  options,
+  ...
+}:
+let
+  theme = "stylix";
+in
+mkTarget {
+  config = lib.optionals (options.programs ? noctalia) [
+    (
+      { colors }:
+      {
+        programs.noctalia = {
+          settings.theme = {
+            source = "custom";
+            custom_palette = theme;
+          };
+
+          customPalettes.${theme}.dark = with colors.withHashtag; {
+            mPrimary = base0D;
+            mOnPrimary = base00;
+            mSecondary = base0E;
+            mOnSecondary = base00;
+            mTertiary = base0C;
+            mOnTertiary = base00;
+            mError = base08;
+            mOnError = base00;
+            mSurface = base00;
+            mOnSurface = base05;
+            mHover = base0C;
+            mOnHover = base00;
+            mSurfaceVariant = base01;
+            mOnSurfaceVariant = base04;
+            mOutline = base03;
+            mShadow = base00;
+
+            terminal = {
+              foreground = base05;
+              background = base00;
+              cursor = base05;
+              cursorText = base00;
+              selectionFg = base05;
+              selectionBg = base02;
+              normal = {
+                black = base00;
+                red = base08;
+                green = base0B;
+                yellow = base0A;
+                blue = base0D;
+                magenta = base0E;
+                cyan = base0C;
+                white = base05;
+              };
+              bright = {
+                black = base03;
+                red = base08;
+                green = base0B;
+                yellow = base0A;
+                blue = base0D;
+                magenta = base0E;
+                cyan = base0C;
+                white = base07;
+              };
+            };
+          };
+        };
+      }
+    )
+    (
+      { polarity }:
+      {
+        programs.noctalia.settings.theme.mode =
+          if polarity == "dark" then polarity else "light";
+      }
+    )
+    (
+      { opacity }:
+      {
+        programs.noctalia.settings = {
+          dock.background_opacity = opacity.desktop;
+          notification.background_opacity = opacity.popups;
+          osd.background_opacity = opacity.popups;
+        };
+      }
+    )
+    (
+      { fonts }:
+      {
+        programs.noctalia.settings.shell.font_family = fonts.sansSerif.name;
+      }
+    )
+    (
+      { image }:
+      {
+        programs.noctalia.settings.wallpaper.default.path = image;
+      }
+    )
+  ];
+}

modules/noctalia/meta.nix

@@ -0,0 +1,6 @@
+{ lib, ... }:
+{
+  name = "Noctalia";
+  homepage = "https://docs.noctalia.dev/v5";
+  maintainers = [ lib.maintainers.swarsel ];
+}

modules/noctalia/testbeds/noctalia.nix

@@ -0,0 +1,9 @@
+{ lib, ... }:
+{
+  stylix.testbed.ui = {
+    graphicalEnvironment = "hyprland";
+    command.text = "noctalia";
+  };
+
+  home-manager.sharedModules = lib.singleton { programs.noctalia.enable = true; };
+}