{
  config,
  pkgs,
  lib,
  ...
}: {
  # TODO ADD THIS ADDON
  # next one only works if your alias is only a command, e.g. if you `alias='cat some_file.txt &2> /dev/null'`, running `cat some_file.txt` won't trigger it.
  # TODO find something better for this use case
  # zsh-you-should-use # ZSH plugin that reminds you to use existing aliases for commands you just typed
  home.sessionPath = [
    "/home/dt/.local/bin"
    "/home/dt/.local/share/cargo/bin"
  ];
  programs.zsh = {
    enable = true;
    enableAutosuggestions = true;
    enableCompletion = true;
    enableSyntaxHighlighting = true;

    autocd = true;

    dotDir = ".config/zsh";

    history = {
      extended = true;
      ignoreDups = false;
      expireDuplicatesFirst = false;
      ignoreSpace = false; # TODO I might change that

      path = "${config.xdg.dataHome}/zsh/history";
      save = 9000000; # number of lines to save
      size = 9000000; # number of lines to keep
      share = false; # share between sessions
    };
    historySubstringSearch = {
      enable = true;
      searchDownKey = "^[[B"; # DOWN Arrow key
      searchUpKey = "^[[A"; # UP Arrow key
    };

    loginExtra =
      ''
        eval $(ssh-agent -s) > /dev/null # start ssh agent
      ''
      + lib.concatStringsSep "\nsetopt " [
        "setopt AUTO_CD" # This is needed as first item
        "AUTO_PUSHD"
        "CHASE_DOTS"

        "ALWAYS_TO_END"

        "EXTENDED_HISTORY"
        "HIST_ALLOW_CLOBBER"
        "HIST_VERIFY"
        "HIST_FCNTL_LOCK"
        "APPEND_HISTORY"

        "DVORAK"
        "CORRECT"

        "PROMPT_SUBST"
        "TRANSIENT_RPROMPT" # maybe?

        "COMBINING_CHARS"
        "VI"
      ];

    initExtraFirst =
      builtins.readFile ./config/zsh-init.sh
      + builtins.readFile ./config/zsh-prompt.sh
      + builtins.readFile ./config/custom_cursor.sh
      + builtins.readFile "${pkgs.fzf}/share/fzf/key-bindings.zsh";
    shellAliases = {
      ls = "ls -a --color=auto";
      ll = ". ll";
      pip = "pip --require-virtualenv";
      hisea = "history info | grep";

      mocp = "mocp -M ${config.xdg.configHome}/moc";
      yarn = "yarn --use-yarnrc ${config.xdg.configHome}/yarn/config";
    };
    sessionVariables = {
      # HISTSIZE = "9000000"; # This Should already be set by the shell
      TIMEFMT = "'$fg[green]%J$reset_color' time: $fg[blue]%*Es$reset_color, cpu: $fg[blue]%P$reset_color"; # no idea what this does or why it is needed
      REPORTTIME = "10";

      EDITOR = "nvim";
      IVIEWER = "imv";
      READER = "zathura";
      VISUAL = "nvim";
      CODEEDITOR = "nvim";
      TERMINAL = "alacritty";
      BROWSER = "firefox";
      COLORTERM = "truecolor";
      PAGER = "less -R";
      WM = "river";
      WALLPAPER = "${config.home.homeDirectory}/media/pictures/wallpaper";

      # FUNCNEST for more functions in functions
      FUNCNEST = "2000";

      WALLPAPERDIR = "$HOME/media/pictures/wallpapers/";
      LESS = "R";
      MANPAGER = "less -R --use-color -Dd+r -Du+b";
      LIBVIRT_DEFAULT_URI = "qemu:///system";
      BEMENU_SCALE = "1.5";
      BEMENU_BACKEND = "wayland";
      BEMENU_OPTS = "--fn 'Source Code Pro 10' -c -l 30 -B 1 -W 0.9 --hf #ffffff";

      # Clean the home dir {{{
      _JAVA_OPTIONS = lib.concatStringsSep " " [
        ''-Djava.util.prefs.userRoot="${config.xdg.configHome}/java"''
        ''-Djavafx.cachedir="${config.xdg.cacheHome}/openjfx"''
      ];
      GRADLE_USER_HOME = "${config.xdg.dataHome}/gradle";
      CARGO_HOME = "${config.xdg.dataHome}/cargo";
      GNUPGHOME = "${config.xdg.dataHome}/gnupg";
      GOPATH = "${config.xdg.dataHome}/go";
      GTK2_RC_FILES = "${config.xdg.configHome}/gtk-2.0/gtkrc";
      LESSHISFILE = "${config.xdg.cacheHome}/less/history";
      # LESSKEYIN = "${config.xdg.configHome}/less/lesskey";
      RUSTUP_HOME = "${config.xdg.dataHome}/rustup";
      NPM_CONFIG_USERCONFIG = "${config.xdg.configHome}/npm/npmrc";
      NUGET_PACKAGES = "${config.xdg.cacheHome}/NuGetPackages";
      PYTHONSTARTUP = "${config.xdg.configHome}/python/pythonrc";
      XAUTHORITY = "${config.xdg.stateHome}/Xauthority";
      COMPDUMPFILE = "${config.xdg.dataHome}/zsh/.zcompdump}";
      IPYTHONDIR = "${config.xdg.configHome}/ipython";
      PARALLEL_HOME = "${config.xdg.configHome}/parallel";
      STACK_XDG = "1";
      # }}}

      # Export Wayland env Vars {{{
      QT_QPA_PLATFORM = "wayland";
      QT_QPA_PLATFORMTHEME = "qt5ct"; # needs qt5ct
      CLUTTER_BACKEND = "wayland";
      SDL_VIDEODRIVER = "wayland"; # might brake some things
      MOZ_ENABLE_WAYLAND = "1";
      # }}}
    };
  };
}
# vim: ts=2