nixos/components/desktop-environment.nix

{ config, lib, pkgs, ... }:

let
  colors = theme.colors;
  theme = config.lwad.definitions.theme;
in {
  environment = {
    systemPackages = with pkgs; [ nodePackages.live-server pandoc presenterm ];
    variables.DISPLAY = ":0";
  };
  fonts = { packages = with pkgs; [ ipafont nerdfonts ]; };
  home-manager.users.${config.lwad.definitions.username} = {
    gtk = {
      enable = true;
      font = {
        name = "DejaVu Sans";
        package = pkgs.dejavu_fonts;
        size = 11;
      };
      iconTheme = {
        name = "breeze-dark";
        package = pkgs.breeze-icons;
      };
      theme = {
        name = "Breeze-Dark";
        package = pkgs.breeze-gtk;
      };
    };
    home = {
      file.".background-image" = {
        enable = true;
        source = theme.image;
        target = ".background-image";
      };
      packages = with pkgs; [
        drawio
        libreoffice-still
        marktext
        mpv
        pcmanfm
        scrot
        signal-desktop
        whatsapp-for-linux
        xclip
        xcolor
      ];
      pointerCursor = {
        gtk.enable = true;
        name = "breeze_cursors";
        package = pkgs.breeze-gtk;
        size = 16;
        x11.enable = true;
      };
    };
    programs = {
      chromium = {
        enable = true;
        package = pkgs.ungoogled-chromium;
      };
      feh.enable = true;
      mpv.enable = true;
    };
    xdg.desktopEntries.chromium-browser = {
      name = "Chromium";
      exec =
        "${pkgs.ungoogled-chromium}/bin/chromium -no-default-browser-check %U";
    };
    xsession.numlock.enable = true;
  };
  imports = [ ../lwad ];
  lwad = {
    services.dunst.enable = true;
    applications = {
      i3.enable = true;
      librewolf.enable = true;
      terminalEmulator = {
        alacritty.enable = true;
        default = "kitty";
        kitty.enable = true;
      };
      wireshark.enable = true;
    };
  };
  nixpkgs.overlays = [
    (self: super: {
      nerdfonts = super.nerdfonts.override { fonts = [ "FiraCode" ]; };
    })
  ];
  programs = {
    bash.shellAliases.scc230 =
      lib.mkIf config.lwad.applications.terminalEmulator.alacritty.enable
      "alacritty -e ssh scc230@shinobu & disown";
    xss-lock = {
      enable = true;
      extraOptions = [ "--transfer-sleep-lock" ];
      lockerCommand = "xsecurelock";
    };
  };
  services = {
    gnome.gnome-keyring.enable = true;
    tumbler.enable = true;
    unclutter-xfixes = {
      enable = true;
      timeout = 1;
    };
    xserver = {
      desktopManager = {
        wallpaper.mode = "fill";
        xterm.enable = false;
      };
      displayManager = {
        lightdm = {
          enable = true;
          greeter.enable = true;
          greeters.mini = {
            enable = true;
            extraConfig = ''
              [greeter]
              show-password-label = false
              password-label-text = password:
              invalid-password-text = failed
              show-input-cursor = true
              password-alignment = centre
              password-input-width = 15
              show-image-on-all-monitors = true

              [greeter-hotkeys]
              mod-key = meta
              shutdown-key = S
              restart-key = r
              suspend-key = s

              [greeter-theme]
              font = "Fira Code Nerd Font Mono"
              font-size = 16px
              font-weight = regular
              font-style = normal
              text-color = "${colors.text}"
              error-color = "#BE2A49"
              background-image = ""
              background-color = "${colors.background}"
              window-color = "${colors.near_black}"
              border-color = "${colors.highlight}"
              border-width = 2px
              layout-space = 15
              password-character = -1
              password-color = "${colors.text}"
              password-background-color = "${colors.near_black}"
              password-border-color = "${colors.near_black}"
              password-border-width = 2px
              password-border-radius = 0px
            '';
            user = "${config.lwad.definitions.username}";
          };
        };
      };
      enable = true;
      layout = "gb";
      libinput = {
        enable = true;
        mouse = {
          accelProfile = "flat";
          accelSpeed = "0";
        };
      };
      xkbVariant = "";
    };
  };
  users.users.${config.lwad.definitions.username}.extraGroups = [ "video" ];
}