funkytions/nightmare/getKittyColorscheme.nix

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2024-01-12 14:11:32 +01:00
{ lib, config, pkgs, ... }:
arg:
with lib;
let cfg = config.colorscheme;
getKittyTheme = with builtins; (theme:
let matching = filter (x: x.name == theme)
(fromJSON
(readFile
"${pkgs.kitty-themes}/share/kitty-themes/themes.json"));
in throwIf (length matching == 0)
"kitty-themes does not contain a theme named ${theme}"
"${pkgs.kitty-themes}/share/kitty-themes/${(head matching).file}");
unwrapKittyTheme = with pkgs; path: let
theme = runCommand "theme.toml" { nativebuildinputs = [ coreutils ]; } ''
cat '${path}' | sed -E '/^#|^$/d;s/\s+(.*)/ = "\1"/g' > $out
'';
in (builtins.fromTOML (builtins.readFile theme));
in unwrapKittyTheme (getKittyTheme arg)