nixos-config/modules/desktop.nix

# Window Manager and desktop programs
{ config, lib, pkgs, ... }:
let
  unstableTarball =
    fetchTarball
      https://github.com/NixOS/nixpkgs/archive/nixos-unstable.tar.gz;
in
{
  sound.enable = true;
  hardware.pulseaudio.enable = false;
  security.rtkit.enable = true;

  services = {
    #blueman.enable = true;
    pipewire = {
      enable = true;
      alsa.enable = true;
      alsa.support32Bit = true;
      pulse.enable = true;
      # If you want to use JACK applications, uncomment this
      #jack.enable = true;

      # use the example session manager (no others are packaged yet so this is enabled by default,
      # no need to redefine it in your config for now)
      #media-session.enable = true;
    };
    printing.enable = true; # Enable CUPS to print documents.
    redshift.enable = true;
    xserver = {
      enable = true;
      layout = "us";
      displayManager.sddm.enable = true;
      desktopManager.plasma5.enable = true;
      desktopManager.plasma5.excludePackages = with pkgs.libsForQt5; [
        elisa
        gwenview
        oxygen
        khelpcenter
        plasma-browser-integration
      ];
      desktopManager.gnome.enable = true;

      # libinput.enable = true; # Enable touchpad support (enabled default in most desktopManager).
    };
  };

  programs = {
    # conflict between kde and gnome cf. https://github.com/NixOS/nixpkgs/issues/75867
    ssh.askPassword = pkgs.lib.mkForce "${pkgs.ksshaskpass.out}/bin/ksshaskpass";
    dconf.enable = true;
    firefox.enable = true;
    chromium = {
      enable = true;
      homepageLocation = "about:blank";

      extensions = [
        "pejkokffkapolfffcgbmdmhdelanoaih" # Unsplash instant
        "cjpalhdlnbpafiamejdnhcphjbkeiagm" # uBlock Origin
        "gfapcejdoghpoidkfodoiiffaaibpaem" # Dracula theme
        "jbbplnpkjmmeebjpijfedlgcdilocofh" # wave a11y
      ];

      extraOpts = {
        SpellcheckEnabled = true;
        SpellcheckLanguage = [
          "fr-FR"
          "en-GB"
          "ru"
        ];
      };
    };
  };

  # Allow unfree packages
  nixpkgs.config.allowUnfree = true;
  nixpkgs.config = {
    packageOverrides = pkgs: with pkgs; {
      unstable = import unstableTarball {
        config = config.nixpkgs.config;
      };
    };
  };
  
  # List packages installed in system profile. To search, run:
  # $ nix search wget
  environment.systemPackages = with pkgs; [
    (vscode-with-extensions.override {
      vscode = vscodium;
      vscodeExtensions = with vscode-extensions; [
        ms-ceintl.vscode-language-pack-fr
        mkhl.direnv
        jnoortheen.nix-ide
        dracula-theme.theme-dracula
        ms-vscode-remote.remote-ssh
        gruntfuggly.todo-tree
      ] ++ pkgs.vscode-utils.extensionsFromVscodeMarketplace [
        {
          name = "remote-ssh-edit";
          publisher = "ms-vscode-remote";
          version = "0.47.2";
          sha256 = "1hp6gjh4xp2m1xlm1jsdzxw9d8frkiidhph6nvl24d0h8z34w49g";
        }
      ];
    })
    (chromium.override {
      enableWideVine = true; # DRM support
    })
    bitwarden
    element-desktop
    filezilla
    gimp-with-plugins
    gnome.gnome-tweaks
    inkscape-with-extensions
    inter
    kitty
    kitty-themes
    libsForQt5.ark
    libsForQt5.bismuth
    mattermost-desktop
    nextcloud-client
    signal-desktop
    tdesktop
    thunderbird
    vlc
    unstable.hyprland
    unstable.obsidian
  ];

  environment.gnome.excludePackages = (with pkgs; [
    gnome-photos
    gnome-tour
  ]) ++ (with pkgs.gnome; [
    cheese # webcam tool
    gnome-music
    gedit # text editor
    epiphany # web browser
    geary # email reader
    gnome-characters
    tali # poker game
    iagno # go game
    hitori # sudoku game
    atomix # puzzle game
    yelp # Help view
    gnome-contacts
    gnome-initial-setup
  ]);
  
  # Do not restart the display manager automatically
  systemd.services.display-manager.restartIfChanged = lib.mkForce false;

  # If something needs more than 20s to stop it should probably be
  # killed.
  systemd.extraConfig = ''
    DefaultTimeoutStopSec=20s
  '';
}