{
  config,
  pkgs,
  ...
}:
let
  btop-colors-file = pkgs.writeTextFile {
    name = "btop-colors";
    text = with config.scheme.withHashtag; ''
      # Credit to https://github.com/catppuccin/btop
      # Main background, empty for terminal default, need to be empty if you want transparent background
      theme[main_bg]="${base00}"

      # Main text color
      theme[main_fg]="${base05}"

      # Title color for boxes
      theme[title]="${base05}"

      # Highlight color for keyboard shortcuts
      theme[hi_fg]="${base0D}"

      # Background color of selected item in processes box
      theme[selected_bg]="${base02}"

      # Foreground color of selected item in processes box
      theme[selected_fg]="${base0D}"

      # Color of inactive/disabled text
      theme[inactive_fg]="${base03}"

      # Color of text appearing on top of graphs, i.e uptime and current network graph scaling
      theme[graph_text]="${base06}"

      # Background color of the percentage meters
      theme[meter_bg]="${base02}"

      # Misc colors for processes box including mini cpu graphs, details memory graph and details status text
      theme[proc_misc]="${base06}"

      # CPU, Memory, Network, Proc box outline colors
      theme[cpu_box]="${base0E}" #Mauve
      theme[mem_box]="${base0B}" #Green
      theme[net_box]="${base12}" #Maroon
      theme[proc_box]="${base0D}" #Blue

      # Box divider line and small boxes line color
      theme[div_line]="${base03}"

      # Temperature graph color (Green -> Yellow -> Red)
      theme[temp_start]="${base0B}"
      theme[temp_mid]="${base0A}"
      theme[temp_end]="${base08}"

      # CPU graph colors (Teal -> Lavender)
      theme[cpu_start]="${base0C}"
      theme[cpu_mid]="${base16}"
      theme[cpu_end]="${base07}"

      # Mem/Disk free meter (Mauve -> Lavender -> Blue)
      theme[free_start]="${base0E}"
      theme[free_mid]="${base07}"
      theme[free_end]="${base0D}"

      # Mem/Disk cached meter (Sapphire -> Lavender)
      theme[cached_start]="${base16}"
      theme[cached_mid]="${base0D}"
      theme[cached_end]="${base07}"

      # Mem/Disk available meter (Peach -> Red)
      theme[available_start]="${base09}"
      theme[available_mid]="${base12}"
      theme[available_end]="${base08}"

      # Mem/Disk used meter (Green -> Sky)
      theme[used_start]="${base0B}"
      theme[used_mid]="${base0C}"
      theme[used_end]="${base15}"

      # Download graph colors (Peach -> Red)
      theme[download_start]="${base09}"
      theme[download_mid]="${base12}"
      theme[download_end]="${base08}"

      # Upload graph colors (Green -> Sky)
      theme[upload_start]="${base0B}"
      theme[upload_mid]="${base0C}"
      theme[upload_end]="${base15}"

      # Process box color gradient for threads, mem and cpu usage (Sapphire -> Mauve)
      theme[process_start]="${base16}"
      theme[process_mid]="${base07}"
      theme[process_end]="${base0E}"
    '';
    destination = "/nixos.theme";
  };

  batConfigDir = pkgs.runCommand "mergedConfig" { } ''
    mkdir -p $out/themes
    cp -r ${btop-colors-file}/nixos.theme $out/themes/nixos.theme
  '';
in
{
  home.file.".config/btop" = {
    source = batConfigDir;
    recursive = true;
  };
}