nixy/home/system/hyprland/default.nix

# Hyprland is a dynamic tiling Wayland compositor that is highly customizable and performant.
{
  pkgs,
  config,
  lib,
  ...
}: let
  border-size = config.theme.border-size;
  gaps-in = config.theme.gaps-in;
  gaps-out = config.theme.gaps-out;
  active-opacity = config.theme.active-opacity;
  inactive-opacity = config.theme.inactive-opacity;
  rounding = config.theme.rounding;
  blur = config.theme.blur;
  keyboardLayout = config.var.keyboardLayout;
  background = "rgba(" + config.lib.stylix.colors.base00 + "EE)";
  hl = import ./lib.nix {inherit lib;};
in {
  imports = [
    ./animations.nix
    ./bindings.nix
    ./polkitagent.nix
    ./hyprlock.nix
    ./keyboard-backlight.nix # CHANGEME: This is for omen laptop only
  ];

  home.packages = with pkgs; [
    qt5.qtwayland
    qt6.qtwayland
    libsForQt5.qt5ct
    qt6Packages.qt6ct
    xcb-util-cursor
    libxcb
    hyprland-qtutils
    adw-gtk3
    hyprlock
    hyprshot
    hyprpicker
    swappy
    imv
    wf-recorder
    wlr-randr
    brightnessctl
    gnome-themes-extra
    dconf
    wayland-utils
    wayland-protocols
  ];

  wayland.windowManager.hyprland = {
    enable = true;
    configType = "lua";
    xwayland.enable = true;
    systemd = {
      enable = false;
      variables = [
        "--all"
      ]; # https://wiki.hyprland.org/Nix/Hyprland-on-Home-Manager/#programs-dont-work-in-systemd-services-but-do-on-the-terminal
    };
    package = null;
    portalPackage = null;

    settings = {
      on = hl.execOnce [
        "dbus-update-activation-environment --systemd --all &"
      ];

      # default for every monitor without an explicit rule (hosts add their own)
      monitor = [
        {
          output = "";
          mode = "preferred";
          position = "auto";
          scale = 1;
        }
      ];

      env = lib.mapAttrsToList (name: value: {_args = [name value];}) {
        XDG_CURRENT_DESKTOP = "Hyprland";
        XDG_SESSION_TYPE = "wayland";
        XDG_SESSION_DESKTOP = "Hyprland";
        ANKI_WAYLAND = "1";
        DISABLE_QT5_COMPAT = "0";
        QT_AUTO_SCREEN_SCALE_FACTOR = "1";
        QT_QPA_PLATFORM = "wayland;xcb";
        QT_QPA_PLATFORMTHEME = "gtk3";
        QT_WAYLAND_DISABLE_WINDOWDECORATION = "1";
        ELECTRON_OZONE_PLATFORM_HINT = "auto";
        DIRENV_LOG_FORMAT = "";
        SDL_VIDEODRIVER = "wayland";
        CLUTTER_BACKEND = "wayland";
      };

      config = {
        cursor.no_hardware_cursors = true;

        general = {
          resize_on_border = true;
          gaps_in = gaps-in;
          gaps_out = gaps-out;
          border_size = border-size;
          layout = "master";
          col.inactive_border = lib.mkForce background;
        };

        decoration = {
          active_opacity = active-opacity;
          inactive_opacity = inactive-opacity;
          inherit rounding;
          shadow = {
            enabled = true;
            range = 20;
            render_power = 3;
          };
          blur = {
            enabled = blur;
            size = 18;
          };
        };

        master = {
          new_status = "slave";
          allow_small_split = true;
          mfact = 0.5;
        };

        misc = {
          disable_hyprland_logo = true;
          disable_splash_rendering = true;
          disable_autoreload = true;
          focus_on_activate = true;
        };

        input = {
          kb_layout = keyboardLayout;

          kb_options = "caps:escape";
          follow_mouse = 1;
          sensitivity = 0.0; # or whatever speed you prefer
          accel_profile = "flat";

          repeat_delay = 300;
          repeat_rate = 50;
          numlock_by_default = true;

          touchpad = {
            natural_scroll = true;
            clickfinger_behavior = true;
          };
        };

        ecosystem.no_update_news = true;
      };

      gesture = {
        fingers = 3;
        direction = "horizontal";
        action = "workspace";
      };

      window_rule = [
        {
          name = "suppress-maximize";
          match.class = ".*";
          suppress_event = "maximize";
        }
        {
          name = "helium-fullscreen";
          match.class = "helium";
          suppress_event = "fullscreen";
          sync_fullscreen = false;
        }
        {
          name = "proton-authenticator";
          match.class = "proton-authenticator";
          float = true;
          center = true;
          size = [500 400];
        }
        {
          name = "protonvpn-app";
          match.class = "protonvpn-app";
          float = true;
          center = true;
          size = [500 400];
        }
        {
          name = "run-bg";
          match.title = "run-bg";
          float = true;
          center = true;
          size = [700 80];
        }
      ];
    };
  };
}