feat: fix kitty theme switching via auto.conf, add catppuccin mocha theme

home/modules/kitty.nix

@@ -1,63 +1,55 @@
 { config, pkgs, ... }:
-
 let
   c = config.theme.colors;
+  colorConf = ''
+    background           ${c.bg}
+    foreground           ${c.fg}
+    selection_background ${c.bg2}
+    selection_foreground ${c.fg}
+    cursor               ${c.fg}
+    cursor_text_color    ${c.bg}
+    url_color            ${c.blue_b}
+    color0  ${c.bg1}
+    color8  ${c.bg2}
+    color1  ${c.red}
+    color9  ${c.red_b}
+    color2  ${c.green}
+    color10 ${c.green_b}
+    color3  ${c.yellow}
+    color11 ${c.yellow_b}
+    color4  ${c.blue}
+    color12 ${c.blue_b}
+    color5  ${c.purple}
+    color13 ${c.purple_b}
+    color6  ${c.aqua}
+    color14 ${c.aqua_b}
+    color7  ${c.fg4}
+    color15 ${c.fg1}
+  '';
 in
 {
   programs.kitty = {
     enable = true;
     package = pkgs.emptyDirectory;
-
     font = {
       name = "JetBrainsMono Nerd Font";
       size = 12;
     };
-
     settings = {
       shell                   = "zsh --login";
-      # Colors
-      background           = c.bg;
-      foreground           = c.fg;
-      selection_background = c.bg2;
-      selection_foreground = c.fg;
-      cursor               = c.fg;
-      cursor_text_color    = c.bg;
-      url_color            = c.blue_b;
-
-      color0  = c.bg1;    color8  = c.bg2;
-      color1  = c.red;    color9  = c.red_b;
-      color2  = c.green;  color10 = c.green_b;
-      color3  = c.yellow; color11 = c.yellow_b;
-      color4  = c.blue;   color12 = c.blue_b;
-      color5  = c.purple; color13 = c.purple_b;
-      color6  = c.aqua;   color14 = c.aqua_b;
-      color7  = c.fg4;    color15 = c.fg1;
-
-      # Window
       window_padding_width    = 12;
       background_opacity      = "1.0";
       hide_window_decorations = "yes";
-
-      # Cursor
       cursor_shape            = "block";
       cursor_blink_interval   = 1;
-
-      # Scrollback
       scrollback_lines        = 3000;
-
-      # Selection
       copy_on_select          = "yes";
       strip_trailing_spaces   = "smart";
-
-      # Tab bar
       tab_bar_style           = "powerline";
       tab_bar_align           = "left";
       tab_bar_edge            = "top";
-
-      # Shell integration
       shell_integration       = "enabled";
     };
-
     keybindings = {
       "ctrl+shift+n" = "new_window";
       "ctrl+t"       = "new_tab";
@@ -66,4 +58,19 @@ in
       "ctrl+0"       = "change_font_size all 0";
     };
   };
+
+  # Write theme colors into the auto conf files so they take effect
+  # regardless of OS dark/light mode setting
+  home.file.".config/kitty/dark-theme.auto.conf" = {
+    force = true;
+    text  = colorConf;
+  };
+  home.file.".config/kitty/light-theme.auto.conf" = {
+    force = true;
+    text  = colorConf;
+  };
+  home.file.".config/kitty/no-preference-theme.auto.conf" = {
+    force = true;
+    text  = colorConf;
+  };
 }

home/modules/theme.nix

@@ -1,11 +1,7 @@
-{ lib, ... }:
+{ lib, config, ... }:
-
+let
-{
+  themes = {
-  options.theme.colors = lib.mkOption {
+    gruvboxDarkMedium = {
-    type = lib.types.attrsOf lib.types.str;
-    description = "Named color palette";
-    default = {
-      # Gruvbox Dark Medium
       bg       = "#282828";
       bg0_h    = "#1d2021";
       bg0_s    = "#32302f";
@@ -34,5 +30,50 @@
       orange_b = "#fe8019";
       gray     = "#928374";
     };
+    catppuccinMocha = {
+      bg       = "#1e1e2e";
+      bg0_h    = "#11111b";
+      bg0_s    = "#181825";
+      bg1      = "#313244";
+      bg2      = "#45475a";
+      bg3      = "#585b70";
+      bg4      = "#6c7086";
+      fg       = "#cdd6f4";
+      fg1      = "#cdd6f4";
+      fg2      = "#bac2de";
+      fg3      = "#a6adc8";
+      fg4      = "#9399b2";
+      red      = "#d20f39";
+      red_b    = "#f38ba8";
+      green    = "#40a02b";
+      green_b  = "#a6e3a1";
+      yellow   = "#df8e1d";
+      yellow_b = "#f9e2af";
+      blue     = "#1e66f5";
+      blue_b   = "#89b4fa";
+      purple   = "#8839ef";
+      purple_b = "#cba6f7";
+      aqua     = "#179299";
+      aqua_b   = "#94e2d5";
+      orange   = "#fe640b";
+      orange_b = "#fab387";
+      gray     = "#7f849c";
     };
+  };
+in
+{
+  options.theme = {
+    name = lib.mkOption {
+      type    = lib.types.enum (builtins.attrNames themes);
+      default = "gruvboxDarkMedium";
+      description = "Theme name to use";
+    };
+    colors = lib.mkOption {
+      type        = lib.types.attrsOf lib.types.str;
+      description = "Named color palette";
+      default     = themes.gruvboxDarkMedium;
+    };
+  };
+
+  config.theme.colors = themes.${config.theme.name};
 }

home/profiles/notebook.nix

@@ -9,6 +9,7 @@
   myConfig.wayland.enable = true;
   myConfig.niri.defaultColumnProportion = 1.0;
   myConfig.niri.presetColumnWidths      = [ 0.5 1.0 ];
+  # theme.name = "catppuccinMocha";
   home.packages = with pkgs; [
     powertop
     acpi