Made a distinct variable for the color scheme name in flake.nix, made a script 'chscheme' that allows one to easily change said variable

flake.nix

@@ -42,26 +42,28 @@
     system = "x86_64-linux";
     username = "pagedmov";
 		wallpaper = "${self}/media/wallpapers/cabin-2.jpg";
+		base16scheme = "chalk"; # can be easily changed with the chscheme script
 
-		# Base 16 scheme for system colors
-		scheme = {
-			"base00" = "151515";
-			"base01" = "202020";
-			"base02" = "303030";
-			"base03" = "505050";
-			"base04" = "b0b0b0";
-			"base05" = "d0d0d0";
-			"base06" = "e0e0e0";
-			"base07" = "f5f5f5";
-			"base08" = "fb9fb1";
-			"base09" = "eda987";
-			"base0A" = "ddb26f";
-			"base0B" = "acc267";
-			"base0C" = "12cfc0";
-			"base0D" = "6fc2ef";
-			"base0E" = "e1a3ee";
-			"base0F" = "deaf8f";
-		};
+    # Map colors from yaml to attribute set
+		# Extracting colors into a set here allows them to be propagated across the entire config
+		lib = nixpkgs.lib;
+		pkgs = import nixpkgs { system = "x86_64-linux"; };
+    scheme_path = "${pkgs.base16-schemes}/share/themes/${base16scheme}.yaml";
+		scheme_string = builtins.readFile scheme_path;
+    scheme_list = lib.splitString "\n" "${scheme_string}";
+    colors = lib.filter (line: builtins.match "^ *base[0-9A-F]{2}: .*" line != null) scheme_list;
+    scheme = lib.lists.foldl' (acc: line:
+        let
+            splitLine = lib.splitString ": " line;
+            key = builtins.elemAt splitLine 0;
+            value = builtins.elemAt splitLine 1;
+            trimmedKey = lib.trim key;
+            cleanValue_step1 = lib.splitString " " value;
+            cleanValue_step2 = builtins.elemAt cleanValue_step1 0;
+            cleanValue_final = builtins.substring 1 (builtins.stringLength cleanValue_step2 - 2) cleanValue_step2;
+        in
+            acc // { "${trimmedKey}" = cleanValue_final; }
+        ) {} colors;
   in {
     nixosConfigurations = {
       oganesson = nixpkgs.lib.nixosSystem {

modules/home/scripts/default.nix

@@ -102,6 +102,9 @@
     self = self;
     pkgs = pkgs;
   };
+	chscheme = import ./nix/chscheme.nix {
+		pkgs = pkgs;
+	};
   nixcommit = import ./nix/nixcommit.nix {
     host = host;
     self = self;
@@ -114,6 +117,7 @@
 in {
   home.packages = [
     compress
+		chscheme
     passhelper
     crs
     extract

modules/home/scripts/nix/chscheme.nix

@@ -0,0 +1,5 @@
+{
+  pkgs,
+}:
+pkgs.writeShellScriptBin "chscheme" (builtins.readFile ./chscheme.sh)
+

modules/home/scripts/nix/chscheme.sh

@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+
+/usr/bin/env ls "$(nix-build '<nixpkgs>' -A base16-schemes)"/share/themes | \
+    sed 's/\.yaml//g' | \
+    fzf --preview 'cat $(nix-build "<nixpkgs>" -A base16-schemes)/share/themes/{}.yaml | \
+    while IFS=": " read -r key value; do \
+        if [[ $key =~ base0[0-9A-F] ]]; then \
+            clean_value=$(echo $value | tr -d "\""); \
+            r=$((16#${clean_value:0:2})); \
+            g=$((16#${clean_value:2:2})); \
+            b=$((16#${clean_value:4:2})); \
+            printf "\033[48;2;%d;%d;%dm %-20s %s \033[0m\n" $r $g $b $key $clean_value; \
+        fi; \
+    done' | xargs -I {} sed -i '/base16scheme \=/s/\".*\"/\"{}\"/' "$HOME"/.sysflake/flake.nix && \
+		echo "Successfully changed system color scheme. Rebuild now?" && \
+		select choice in "Yes" "No"; do
+			case $choice in 
+				"Yes")
+					rebuild;exit 0;;
+				"No")
+					echo "Exiting...";exit 0;;
+			esac
+		done

modules/sys/environment/stylix.nix

@@ -19,7 +19,7 @@
       grub.enable = true;
 			gtk.enable = true;
 			nixos-icons.enable = true;
-			nixvim.enable = true;
+			nixvim.enable = false;
     };
     cursor = {
       package = pkgs.bibata-cursors;