dotfiles/modules/programs/hyprland/default.nix

{ config
, lib
, pkgs
, inputs
, ...
} @ args:

with lib;
let
  cfg = config.my.programs.hyprland;

  hyprland = pkgs.hyprland.override { nvidiaPatches = cfg.nvidiaSupport; };
in
{
  options.my.programs.hyprland = {
    enable = mkEnableOption "hyprland";
    nvidiaSupport = mkEnableOption "enable nvidia Support";
  };

  config = mkIf cfg.enable {
    my = {
      programs = {
        kitty.enable = true;
        rofi.enable = true;
      };
      services.dunst.enable = true;
    };

    home-manager.users.moritz = {
      imports = [ inputs.hyprland.homeManagerModules.default ];

      programs.waybar = {
        enable = true;
        package = pkgs.waybar-hyprland;
        systemd = {
          enable = true;
          target = "hyprland-session.target";
        };
        settings = {
          mainBar = {
            layer = "top";
            position = "top";
            height = 30;
            modules-left = [ "wlr/workspaces" ];
            modules-center = [ "hyprland/window" ];
            modules-right = [ "network" "memory" "cpu" "battery" "clock" ];
            modules = {
              "wlr/workspaces" = {
                on-click = "activate";
              };
            };
          };
        };
      };

      wayland.windowManager.hyprland = {
        enable = true;
        package = hyprland;
        extraConfig = import ./config.nix args;
      };

      services.swayidle = {
        enable = true;
        events = [
          {
            event = "before-sleep";
            command = "${pkgs.swaylock-effects}/bin/swaylock -fF";
          }
          {
            event = "lock";
            command = "${pkgs.swaylock-effects}/bin/swaylock -fF";
          }
        ];
        timeouts = [
          {
            timeout = 300;
            command = "${hyprland}/bin/hyprctl dispatch dpms off";
            resumeCommand = "${hyprland}/bin/hyprctl dispatch dpms on";
          }
          {
            timeout = 310;
            command = "${pkgs.systemd}/bin/loginctl lock-session";
          }
        ];
      };
      # start swayidle as part of hyprland, not sway
      systemd.user.services.swayidle.Install.WantedBy = lib.mkForce [ "hyprland-session.target" ];

      xdg.configFile."hypr/hyprpaper.conf" = {
        text =
          let
            setWallpaper = wallpaper: ''
              preload = ${wallpaper}
              wallpaper = ,${wallpaper}
            '';
          in
          setWallpaper "/home/moritz/.config/wallpapers/a_short_walk.png";
        onChange = "${pkgs.systemd}/bin/systemctl restart --user hyprpaper.service";
      };
    };
    systemd.user.services.hyprpaper = {
      enable = true;
      path = [ pkgs.hyprpaper ];
      wantedBy = [ "hyprland-session.target" ];
      after = [ "display-manager.service" ];
      script = "hyprpaper";
    };

    users.users.moritz.packages = with pkgs; [
      swayidle
      swaylock-effects
      pamixer
      playerctl
      brightnessctl
      grimblast
      slurp
      grim
      wl-clipboard
      wdisplays
    ];

    security.pam.services.swaylock = { };

    programs.hyprland = {
      enable = true;
      package = null;
    };

    environment.sessionVariables =
      {
        XDG_CURRENT_DESKTOP = "Hyprland";
        XDG_SESSION_TYPE = "wayland";
        XDG_SESSION_DESKTOP = "Hyprland";
        QT_AUTO_SCREEN_SCALE_FACTOR = "1";
        QT_QPA_PLATFORM = "wayland;xcb";
        QT_WAYLAND_DISABLE_WINDOWDECORATION = "1";
        QT_QPA_PLATFORMTHEME = "qt5ct";
        _JAVA_AWT_WM_NONEREPARENTING = "1";
      } //
      (if cfg.nvidiaSupport then
        {
          LIBVA_DRIVER_NAME = "nvidia";
          GBM_BACKEND = "nvidia-drm";
          __GLX_VENDOR_LIBRARY_NAME = "nvidia";
          WLR_NO_HARDWARE_CURSORS = "1";
          __GL_VRR_ALLOWED = "0";
        } else { });

    services = {
      dbus.enable = true;
      pipewire = {
        enable = true;
        alsa.enable = true;
        alsa.support32Bit = true;
        pulse.enable = true;
      };
      xserver = {
        enable = true;
        displayManager = {
          lightdm.enable = true;
          autoLogin = {
            enable = true;
            user = "moritz";
          };
          defaultSession = "hyprland";
          sessionPackages = [ hyprland ];
        };
      };
    };
    security.rtkit.enable = true;

    xdg.portal = {
      enable = true;
      wlr.enable = true;
      extraPortals = [ pkgs.xdg-desktop-portal-hyprland ];
    };
  };
}