DashNix/modules/programs/greetd.nix

130 lines
3.6 KiB
Nix

{
config,
lib,
inputs,
pkgs,
options,
...
}:
{
options.mods = {
greetd = {
enable = lib.mkOption {
default = true;
example = false;
type = lib.types.bool;
description = ''
Enables the greetd login manager.
'';
};
monitor = lib.mkOption {
default = "${config.conf.defaultMonitor}";
example = "eDP-1";
type = lib.types.str;
description = ''
main monitor for the login screen.
By default the main monitor is used.
'';
};
scale = lib.mkOption {
default = "${config.conf.defaultMonitorScale}";
example = "1.5";
type = lib.types.str;
description = ''
Scale used by the monitor in the login screen.
By default the scale of the main monitor is used.
'';
};
resolution = lib.mkOption {
default = "${config.conf.defaultMonitorMode}";
example = "3440x1440@180";
type = lib.types.str;
description = ''
Resolution/refreshrate used by the monitor in the login screen.
'';
};
environments = lib.mkOption {
default = ''
Hyprland
'';
# no idea if these are written correctly
example = ''
Niri
River
'';
type = lib.types.lines;
description = ''
List of environments that should be available in the login prompt.
'';
};
};
};
config =
let
username = config.conf.username;
session = {
command = "${
lib.getExe inputs.hyprland.packages.${config.conf.system}.hyprland
} --config /etc/greetd/hyprgreet.conf";
user = username;
};
in
lib.mkIf config.mods.greetd.enable (
lib.optionalAttrs (options ? environment) {
services.xserver.displayManager.session = [
{
manage = "desktop";
name = "Hyprland";
start = ''
${lib.getExe pkgs.hyprland} & waitPID=$!
'';
}
];
# greetd display manager
programs.hyprland.enable = true;
services.greetd = {
enable = true;
settings = {
terminal.vt = 1;
default_session = session;
};
};
environment.etc."greetd/environments".text = config.mods.greetd.environments;
# should technically be the same, but this is configured instead in order to provide a decent out of the box login experience.
environment.etc."greetd/hyprgreet.conf".text = ''
exec-once=gsettings set org.gnome.desktop.interface color-scheme 'prefer-dark'
monitor=${config.mods.greetd.monitor},${config.mods.greetd.resolution},0x0,${config.mods.greetd.scale}
monitor=,disable
input {
kb_layout = ${config.mods.xkb.layout}
kb_variant = ${config.mods.xkb.variant}
force_no_accel = true
}
cursor {
enable_hyprcursor = false
}
misc {
disable_splash_rendering = false
disable_hyprland_logo = false
}
env=XCURSOR_THEME,${config.mods.stylix.cursor.name}
env=XCURSOR_SIZE,${toString config.mods.stylix.cursor.size}
env=QT_QPA_PLATFORMTHEME,qt5ct
exec-once=regreet --style /home/${username}/.config/gtk-3.0/gtk.css; hyprctl dispatch exit
'';
# unlock GPG keyring on login
security.pam.services.greetd.enableGnomeKeyring = true;
}
);
}