Files
nix-config/modules/home/desktop/theme/default.nix
2025-10-24 09:59:14 -05:00

141 lines
4.7 KiB
Nix

{ config, lib, ... }:
with lib;
let
cfg = config.mjallen.theme;
mkPalettePath = name:
lib.snowfall.fs.get-file "modules/home/desktop/theme/palettes/${name}.nix";
cap = s: let
len = builtins.stringLength s;
in
(lib.toUpper (builtins.substring 0 1 s))
+ (builtins.substring 1 (len - 1) s);
in
{
options.mjallen.theme = {
name = mkOption {
type = types.enum [ "nord" "dracula" "everforest" ];
default = "nord";
description = "Global theme palette name.";
};
# This is the palette file other modules should import.
# It exports a normalized schema with colors, tokens, and compat maps.
paletteFile = mkOption {
type = types.path;
default = mkPalettePath "nord";
description = "Path to a palette nix file exporting a normalized schema (and compat maps).";
};
# Exposed tokens (derived from paletteFile)
tokens = mkOption {
type = types.attrs;
default = { };
description = "Derived tokens from the selected palette (set automatically).";
};
# Expose the imported palette (actual colors + compat groups)
palette = mkOption {
type = types.attrs;
default = { };
description = "Imported palette attrset from the selected paletteFile (set automatically).";
};
gtk = {
enable = mkOption {
type = types.bool;
default = true;
description = "Manage GTK theme using global theme settings.";
};
# e.g. Colloid-Dark-Compact-*
color = mkOption {
type = types.enum [ "dark" "light" ];
default = "dark";
description = "GTK color variant.";
};
size = mkOption {
type = types.enum [ "standard" "compact" ];
default = "compact";
description = "GTK size variant.";
};
accent = mkOption {
type = types.enum [ "default" "purple" "pink" "red" "orange" "yellow" "green" "teal" "grey" "all" ];
default = "all";
description = "GTK accent (Colloid themeVariants).";
};
tweak = mkOption {
type = types.enum [ "normal" "rimless" "float" "black" ];
default = "normal";
description = "GTK tweak (Colloid tweaks).";
};
themeName = mkOption {
type = types.nullOr types.str;
default = null;
description = "Explicit GTK theme name override. If null, computed from color/size/accent.";
};
};
icons = {
# Colloid icon scheme usually supports several named schemes. Default follows palette name.
scheme = mkOption {
type = types.enum [ "default" "nord" "dracula" "gruvbox" "everforest" "catppuccin" ];
default = cfg.name;
description = "Icon scheme to use (Colloid schemeVariants).";
};
variant = mkOption {
type = types.enum [ "default" "purple" "pink" "red" "orange" "yellow" "green" "teal" "grey" "all" ];
default = "all";
description = "Icon variant (Colloid colorVariants).";
};
themeName = mkOption {
type = types.nullOr types.str;
default = null;
description = "Explicit icon theme name override. If null, computed from scheme/variant.";
};
};
};
# Wire derived defaults that depend on other options.
config = {
# Keep paletteFile following the chosen name unless user overrides it explicitly.
mjallen.theme.paletteFile = mkDefault (mkPalettePath cfg.name);
# Pull tokens directly from the palette file for convenience
mjallen.theme.tokens = mkDefault (
let pal = import cfg.paletteFile; in pal.tokens or { }
);
# Expose the imported palette for convenience
mjallen.theme.palette = mkDefault (import cfg.paletteFile);
# Default per-program palette path (can still be overridden per program)
mjallen.programs.waybar.theme.file = mkDefault cfg.paletteFile;
mjallen.programs.kitty.theme.file = mkDefault cfg.paletteFile;
mjallen.programs.mako.theme.file = mkDefault cfg.paletteFile;
mjallen.programs.wofi.theme.file = mkDefault cfg.paletteFile;
mjallen.programs.btop.theme.file = mkDefault cfg.paletteFile;
mjallen.programs.nwg-dock.theme.file = mkDefault cfg.paletteFile;
mjallen.programs.nwg-drawer.theme.file = mkDefault cfg.paletteFile;
mjallen.programs.wlogout.theme.file = mkDefault cfg.paletteFile;
# Computed GTK/Icon theme names if not overridden
_module.args.mjallenThemeComputed = {
gtkTheme =
if cfg.gtk.themeName != null then cfg.gtk.themeName
else "Colloid-${cap cfg.gtk.color}-${cap cfg.gtk.size}";
iconTheme =
if cfg.icons.themeName != null then cfg.icons.themeName
else "Colloid-${cap cfg.icons.scheme}-${cap cfg.gtk.color}";
};
};
}