{ lib, config, options, pkgs, ... }:
let
  inherit (builtins) readFile;

  inherit (config.hardware) pulseaudio;
in {
  imports = [ ../qutebrowser ];

  sound.enable = true;

  programs.sway = {
    enable = true;

    extraSessionCommands = ''
      export SDL_VIDEODRIVER=wayland
      # needs qt5.qtwayland in systemPackages
      export QT_QPA_PLATFORM=wayland
      export QT_WAYLAND_DISABLE_WINDOWDECORATION="1"
      # Fix for some Java AWT applications (e.g. Android Studio),
      # use this if they aren't displayed properly:
      export _JAVA_AWT_WM_NONREPARENTING=1
    '';

    extraPackages = with pkgs;
      options.programs.sway.extraPackages.default ++ [
        dmenu
        networkmanager_dmenu
        qt5.qtwayland
        alacritty
        volnoti
        wl-clipboard
        (waybar.override { pulseSupport = pulseaudio.enable; })
        grim
        slurp
      ];
  };

  environment.etc = {
    "sway/config".text = let
      volnoti =
        pkgs.writeScript "volnoti.sh" (import ./volnoti.nix { inherit pkgs; });
    in ''
      set $volume ${volnoti}

      # set background
      output * bg ${pkgs.adapta-backgrounds}/share/backgrounds/adapta/tri-fadeno.jpg fill

      ${readFile ./config}
    '';

    "xdg/waybar".source = ./waybar;
  };

  programs.tmux.extraConfig = lib.mkBefore ''
    set -g @override_copy_command 'wl-copy'
  '';

  services.redshift = {
    enable = true;
    temperature.night = 3200;
  };

  location = {
    latitude = 38.833881;
    longitude = -104.821365;
  };

  systemd.user.targets.sway-session = {
    enable = true;
    description = "sway compositor session";
    documentation = [ "man:systemd.special(7)" ];

    bindsTo = [ "graphical-session.target" ];
    wants = [ "graphical-session-pre.target" ];
    after = [ "graphical-session-pre.target" ];
    requiredBy = [ "graphical-session.target" "graphical-session-pre.target" ];
  };

  systemd.user.services.volnoti = {
    enable = true;
    description = "volnoti volume notification";
    documentation = [ "volnoti --help" ];
    wantedBy = [ "sway-session.target" ];

    script = "${pkgs.volnoti}/bin/volnoti -n";

    serviceConfig = {
      Restart = "always";
      RestartSec = 3;
    };
  };
}