neovim: use bas16 manually

configs/neovim.nix

@@ -1,6 +1,7 @@
 {
   pkgs,
   niveumPackages,
+  config,
   ...
 }: {
   environment.variables.EDITOR = pkgs.lib.mkForce "nvim";
@@ -35,7 +36,10 @@
 
   environment.systemPackages = [
     (pkgs.writers.writeDashBin "vim" ''neovim "$@"'')
-    niveumPackages.vim
+    (niveumPackages.vim.override {
+      stylixColors = config.lib.stylix.colors;
+      colorscheme = if config.networking.hostName == "fatteh" then "base16-grayscale-light" else "base16-grayscale-dark";
+    })
 
     # language servers
     pkgs.pyright

lib/vim/init.vim

@@ -3,8 +3,6 @@ vnoremap a= :Tabularize /=<CR>
 vnoremap a; :Tabularize /::<CR>
 vnoremap a- :Tabularize /-><CR>
 
-colorscheme dim
-
 " noremap <Leader>h :<C-u>split<CR>
 " noremap <Leader>v :<C-u>vsplit<CR>
 noremap <Leader>gs :Git<CR>

packages/vim.nix

@@ -4,6 +4,10 @@
   fetchFromGitHub,
   vimUtils,
   niveumPackages,
+  writeText,
+  stylixColors ? null,
+  colorscheme ? null,
+  lib,
   ...
 }: (neovim.override {
   configure = {
@@ -12,9 +16,21 @@
       source ${../lib/vim/init.vim}
       let g:snippet_directory = '${vimPlugins.friendly-snippets}'
       luafile ${../lib/vim/init.lua}
+    '' + lib.optionalString (stylixColors != null) (with stylixColors.withHashtag; ''
+      luafile ${writeText "colors.lua" ''
+        require('base16-colorscheme').setup({
+          base00 = '${base00}', base01 = '${base01}', base02 = '${base02}', base03 = '${base03}',
+          base04 = '${base04}', base05 = '${base05}', base06 = '${base06}', base07 = '${base07}',
+          base08 = '${base08}', base09 = '${base09}', base0A = '${base0A}', base0B = '${base0B}',
+          base0C = '${base0C}', base0D = '${base0D}', base0E = '${base0E}', base0F = '${base0F}'
+        })
+      ''}
+    '') + lib.optionalString (colorscheme != null) ''
+      colorscheme ${colorscheme}
     '';
     packages.nvim = with vimPlugins; {
       start = [
+        base16-nvim
         nvim-cmp
         cmp-buffer
         cmp-path

systems/fatteh/configuration.nix

@@ -20,7 +20,7 @@ in {
 
   services.illum.enable = true;
 
-  stylix.base16Scheme = "${pkgs.base16-schemes}/share/themes/selenized-light.yaml";
+  stylix.base16Scheme = "${pkgs.base16-schemes}/share/themes/grayscale-light.yaml";
 
   age.secrets = {
     retiolum-rsa = {