{ pkgs, config, lib, ... }:
let
  cfg = config.grimmShared;
in
{
  imports = [
    ./lilypond.nix
    ./nix.nix
    ./security.nix
    ./python.nix
  ];

  config = with cfg; lib.mkIf (enable && tooling.enable) {
    environment.systemPackages = with pkgs; [
      (writeShellScriptBin "systemd-owner" "systemctl show -pUser,UID $@")
      (writeShellScriptBin "tree" "${lib.getExe pkgs.eza} -T --git -lh --no-permissions --no-user --no-filesize --no-time")
      (writeShellScriptBin "spawn" ''exec "$@" &> /dev/null &'')
      urlencode
      pstree
      dos2unix

      gcc
      jdk17
      pkg-config
      unzip
      p7zip

      tea
      eza

      fbcat
      gomuks
      btop
      ranger
      wget
      file
      util-linux
      visualvm
      imagemagick
      nmap

      hyfetch
      parted
      glib
      glibc
      expect
      neovim-remote
    ] ++ lib.optionals cfg.graphical [
      wev
      qdirstat
      libva-utils
      gparted
    ];

    programs.git = {
      enable = true;
      lfs.enable = true;
      config = {
        init.defaultBranch = "main";
        credential.username = cfg.tooling.git_user;
        core.editor = lib.getExe pkgs.neovim;
        user.name = cfg.tooling.git_user;
        user.email = cfg.tooling.git_email;
        push.autoSetupRemote = true;
        core.autocrlf = "input";
        commit.gpgsign = true;
        pull.rebase = true;
      };
    };

    environment.shellAliases = {
      ":q" = "exit";
      "ls" = "eza";
    };

    programs.tmux = {
      enable = true;
      historyLimit = 42000;
      #keyMode = "vi";
    };

    # virtualisation.docker.enable = true;

    services.dbus.implementation = "broker";


    grimmShared.tooling.nvim.plugins = with pkgs.vimPlugins; [
      vim-scala
      fugitive
    ];

    programs.neovim = {
      enable = true;
      viAlias = true;
      defaultEditor = true;
      configure = {
        customRC =
          let
            luarc = pkgs.writeText "init.lua" (lib.concatLines tooling.nvim.extraLuaRC);
          in
          ''
            set number
            set hidden
            set fileencodings=utf-8
            set nocompatible
            set clipboard+=unnamedplus
            set ff=unix

            luafile ${luarc}

            if filereadable($HOME . "/.vimrc")
              source ~/.vimrc
            endif
          '';
        packages.myVimPackage = {
          start = tooling.nvim.plugins;
          opt = [ ];
        };
      };
    };

    programs.ssh.startAgent = true;
    programs.thefuck.enable = true;
  };

  options.grimmShared.tooling = with lib; {
    enable = mkEnableOption "grimm-tooling";

    nvim = {
      plugins = mkOption {
        type = types.listOf types.package;
        default = [ ];
        description = "Extra vim plugins to include";
      };

      extraLuaRC = mkOption {
        type = types.listOf types.nonEmptyStr;
        default = [ ];
        description = "Extra init LUA scripts";
      };
    };

    git_user = mkOption {
      type = types.str;
      default = "Grimmauld";
      description = "Username for git to use";
    };

    git_email = mkOption {
      type = types.str;
      default = "${config.grimmShared.tooling.git_user}@grimmauld.de";
      description = "Email for git to use";
    };
  };
}