Intorduce noctalia bar

hm-modules/bar/default.nix

@@ -3,5 +3,6 @@
 {
   imports = [
     ./waybar
+    ./noctalia
   ];
 }

hm-modules/bar/noctalia/default.nix

@@ -0,0 +1,143 @@
+{
+  config,
+  lib,
+  pkgs,
+  inputs,
+  ...
+}:
+
+with lib;
+
+let
+  cfg = config.dov.bar.noctalia;
+  c = config.lib.stylix.colors.withHashtag;
+
+  # Build a noctalia palette from the active stylix base16 scheme.
+  # Both dark/light keys carry the same values so the palette works
+  # regardless of which theme.mode noctalia picks.
+  mkPalette = variant: {
+    mPrimary = c.base0D;
+    mOnPrimary = c.base00;
+    mSecondary = c.base0E;
+    mOnSecondary = c.base00;
+    mTertiary = c.base0C;
+    mOnTertiary = c.base00;
+    mError = c.base08;
+    mOnError = c.base00;
+    mSurface = if variant == "dark" then c.base00 else c.base07;
+    mOnSurface = if variant == "dark" then c.base05 else c.base01;
+    mSurfaceVariant = if variant == "dark" then c.base01 else c.base06;
+    mOnSurfaceVariant = if variant == "dark" then c.base04 else c.base02;
+    mHover = if variant == "dark" then c.base02 else c.base06;
+    mOnHover = if variant == "dark" then c.base06 else c.base01;
+    mOutline = c.base03;
+    mShadow = c.base00;
+    terminal = {
+      background = if variant == "dark" then c.base00 else c.base07;
+      foreground = if variant == "dark" then c.base05 else c.base01;
+      cursor = if variant == "dark" then c.base05 else c.base01;
+      cursorText = if variant == "dark" then c.base00 else c.base07;
+      selectionBg = c.base02;
+      selectionFg = if variant == "dark" then c.base05 else c.base01;
+      normal = {
+        black = c.base00;
+        red = c.base08;
+        green = c.base0B;
+        yellow = c.base0A;
+        blue = c.base0D;
+        magenta = c.base0E;
+        cyan = c.base0C;
+        white = c.base05;
+      };
+      bright = {
+        black = c.base03;
+        red = c.base08;
+        green = c.base0B;
+        yellow = c.base0A;
+        blue = c.base0D;
+        magenta = c.base0E;
+        cyan = c.base0C;
+        white = c.base07;
+      };
+    };
+  };
+
+  themeMode = if config.stylix.polarity == "dark" then "dark" else "light";
+in
+{
+  options.dov.bar.noctalia.enable = mkEnableOption "noctalia bar";
+
+  config = mkIf cfg.enable {
+    programs.noctalia = {
+      enable = true;
+      package = inputs.noctalia.packages.${pkgs.system}.default;
+      systemd.enable = true;
+
+      customPalettes.stylix = {
+        dark = mkPalette "dark";
+        light = mkPalette "light";
+      };
+
+      settings = {
+        theme = {
+          mode = themeMode;
+          source = "custom";
+          custom_palette = "stylix";
+        };
+
+        location.address = "Marseille, France";
+
+        bar.main = {
+          position = "top";
+          thickness = 34;
+          radius = 12;
+          margin_h = 0;
+          margin_v = 6;
+          padding = 14;
+          widget_spacing = 6;
+          capsule = true;
+          capsule_fill = "surface_variant";
+          capsule_radius = 20.0;
+          reserve_space = true;
+
+          start = [ "workspaces" "media" "active_window" ];
+          center = [ "clock" ];
+          end = [ "tray" "caffeine" "keyboard_layout" "cpu" "ram" "brightness" "volume" "mic" "network" "battery" "session" ];
+        };
+
+        widget = {
+          clock = {
+            format = "{:%H:%M}";
+            tooltip_format = "{:%A, %B %d, %Y}";
+          };
+
+          workspaces.display = "id";
+
+          # Named sysmon instances — type field overrides the widget id
+          cpu = {
+            type = "sysmon";
+            stat = "cpu_usage";
+          };
+
+          ram = {
+            type = "sysmon";
+            stat = "memory_usage";
+          };
+
+          # Microphone — named volume widget with input device
+          mic = {
+            type = "volume";
+            device = "input";
+          };
+
+          battery.warning_threshold = 30;
+
+          keyboard_layout = {
+            display = "short";
+            hide_when_single_layout = true;
+          };
+        };
+      };
+    };
+  };
+}