grimm-nixos-laptop/common/graphics/sway.nix
2024-05-05 18:23:46 +02:00

235 lines
7.4 KiB
Nix

{ pkgs, config, lib, ... }:
let
cfg = config.grimmShared;
sway_conf = with lib; types.submodule ({ config, ... }: rec {
options = {
keybinds = mkOption {
type = types.attrsOf types.str;
default = { };
description = "set of keybinds assigning key combo to action";
};
autolaunch = mkOption {
type = types.listOf (types.either types.nonEmptyStr types.package);
default = [ ];
description = "set of commands to be run at sway startup";
};
execAlways = mkOption {
type = types.listOf (types.either types.nonEmptyStr types.package);
default = [ ];
description = "set of commands to be run at sway reload";
};
extraConfig = mkOption {
type = types.str;
default = "";
description = "additional sway config to be included";
};
definitions = mkOption {
type = types.attrsOf types.str;
default = { };
description = "set of definitions assigning variable to value";
};
modes = mkOption {
type = types.attrsOf sway_conf;
default = { };
description = "possible modes to switch to, e.g. resize";
};
};
});
build_screen_def = fps_func: with lib; let
output_def = mapAttrsToList
(name: value:
"output ${value.id} mode ${value.mode}@${toString (fps_func value.fps)}Hz"
+ (optionalString (value.pos != null) " position ${value.pos}")
)
cfg.screens;
in
''
for pid in $(${pkgs.procps}/bin/pgrep sway -x)
do
uid=$(id -u $(${pkgs.procps}/bin/ps -o user= -p $pid))
export SWAYSOCK="/run/user/$uid/sway-ipc.$uid.$pid.sock"
if [[ -e "$SWAYSOCK" ]] ; then
echo "sock is $SWAYSOCK"
${config.programs.sway.package}/bin/swaymsg '${concatMapStrings (s: s + " ; ") output_def}'
fi
done
'';
inherit (lib) getExe;
fps_min = fps: with lib; if isInt fps then fps else (foldl' min 2147483647 fps);
fps_max = fps: with lib; if isInt fps then fps else (foldl' max 0 fps);
init_screens_min_fps = with lib; pkgs.writeShellScriptBin "init-screens-min"
(build_screen_def fps_min);
init_screens_max_fps = with lib; pkgs.writeShellScriptBin "init-screens-max"
(build_screen_def fps_max);
init_screens_auto = pkgs.writeShellScriptBin "init-screens-auto" "which run-on-ac && which run-on-bat && run-on-ac ${getExe init_screens_max_fps} && run-on-bat ${getExe init_screens_min_fps} || ${getExe init_screens_max_fps}";
in
{
config =
let
bar_conf_file = if (lib.isPath cfg.sway.bar.config) then cfg.sway.bar.config else pkgs.writers.writeJSON "config.json" cfg.sway.bar.config;
waybar_full = pkgs.writeShellScriptBin "waybar-full" (
(lib.getExe config.programs.waybar.package)
+ (lib.optionalString (!isNull cfg.sway.bar.config) " -c ${bar_conf_file}")
+ (lib.optionalString (!isNull cfg.sway.bar.style) " -s ${cfg.sway.bar.style}")
);
bar_config = ''
bar {
swaybar_command ${getExe waybar_full}
}
'';
dbus-sway-environment = pkgs.writeShellScriptBin "dbus-sway-environment" ''
dbus-update-activation-environment --systemd WAYLAND_DISPLAY XDG_CURRENT_DESKTOP=sway
systemctl --user stop xdg-desktop-portal xdg-desktop-portal-wlr
systemctl --user start xdg-desktop-portal xdg-desktop-portal-wlr
'';
build_conf = with lib; sway_conf:
let
build_definition_lines = mapAttrsToList (name: value: "set \$${name} ${value}");
build_keybind_lines = mapAttrsToList (key: value: "bindsym ${key} ${value}");
build_exec_lines = e: map (item: "${e} " + (if isString item then item else (getExe item)));
build_mode_lines = mapAttrsToList (name: value: ''
mode "${name}" {
${concatLines (map (item: " " + item ) (build_conf value))}}'');
in
([ ]
++ (build_definition_lines sway_conf.definitions)
++ (build_keybind_lines sway_conf.keybinds)
++ (build_exec_lines "exec" sway_conf.autolaunch)
++ (build_exec_lines "exec_always" sway_conf.execAlways)
++ (build_mode_lines sway_conf.modes)
++ optional (sway_conf.extraConfig != "") sway_conf.extraConfig
);
sway_conf = lib.concatLines (
(build_conf cfg.sway.config)
++ lib.optional cfg.sway.bar.enable bar_config
++ (lib.mapAttrsToList
(name: value:
"output ${value.id} mode ${value.mode}"
+ (lib.optionalString (value.pos != null) " position ${value.pos}")
)
cfg.screens)
);
conf_path = "sway.conf";
in
with cfg; lib.mkIf (enable && sway.enable) {
environment.etc."${conf_path}".text = sway_conf;
grimmShared.sway.config.execAlways = [
dbus-sway-environment
init_screens_auto
];
environment.systemPackages = [
waybar_full
dbus-sway-environment
init_screens_min_fps
init_screens_max_fps
init_screens_auto
] ++ (with pkgs; [
procps
slurp
libnotify
]);
systemd.services.reload-sway = {
description = "Reload all running sway instances";
wantedBy = [ "multi-user.target" ];
serviceConfig.Type = "oneshot";
script = ''
for pid in $(${pkgs.procps}/bin/pgrep sway -x)
do
uid=$(id -u $(${pkgs.procps}/bin/ps -o user= -p $pid))
export SWAYSOCK="/run/user/$uid/sway-ipc.$uid.$pid.sock"
if [[ -e "$SWAYSOCK" ]] ; then
echo "sock is $SWAYSOCK"
${config.programs.sway.package}/bin/swaymsg reload
fi
done
rm -rf /home/*/.cache/rmenu
'';
reloadTriggers = [ config.environment.etc."${conf_path}".source ];
};
programs.waybar.enable = true;
programs.dconf.enable = true;
programs.sway = {
enable = true;
wrapperFeatures = {
gtk = true;
base = true;
};
extraPackages = with pkgs; [
swaylock
swayidle
wl-clipboard
wf-recorder
dmenu
wmenu
waybar-mpris
];
extraOptions = [
"--config"
"/etc/${conf_path}"
];
extraSessionCommands = ''
# source /etc/profile
# test -f $HOME/.profile && source $HOME/.profile
systemctl --user import-environment
export XDG_CURRENT_DESKTOP=sway
export SDL_VIDEODRIVER=wayland
export QT_QPA_PLATFORM=wayland
export QT_WAYLAND_DISABLE_WINDOWDECORATION="1"
export _JAVA_AWT_WM_NONREPARENTING=1
export MOZ_ENABLE_WAYLAND=1
# export WLR_RENDERER=vulkan
# export DRI_PRIME=1
export NIXOS_OZONE_WL=1
'';
};
};
options.grimmShared.sway = with lib; {
enable = mkEnableOption "grimm-sway";
bar = {
enable = mkEnableOption "grimm-sway-bar";
style = mkOption {
type = types.nullOr types.path;
default = null;
description = "waybar style sheet to use";
};
config = mkOption {
type = types.nullOr (types.either types.path types.attrs);
default = null;
description = "waybar config to use";
};
};
config = mkOption {
type = sway_conf;
description = "sway config to use";
};
};
}