dotfiles/hm/desktop/lock/default.nix

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{ pkgs, lib, config, ... }:
let
# lockColors = with config.lib.stylix.colors.withHashtag; { a = base00; b = base01; d = base00; }; # Black or White, depending on current theme
# lockColors = with config.lib.stylix.colors.withHashtag; { a = base0A; b = base0B; d = base00; }; # Green + Yellow
lockColors = { a = "#82a401"; b = "#466c01"; d = "#648901"; }; # Old
lockSvg = pkgs.writeText "lock.svg" ''
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 50 50" height="50" width="50">
<path fill="${lockColors.a}" d="M0 50h50V0H0z"/>
<path d="M0 0l50 50H25L0 25zm50 0v25L25 0z" fill="${lockColors.b}"/>
</svg>
'';
lockPng = pkgs.runCommand "lock.png" { } "${pkgs.imagemagick}/bin/convert ${lockSvg} $out";
mod = config.xsession.windowManager.i3.config.modifier;
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xautolockState = "${config.xdg.cacheHome}/xautolock";
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in
{
config = lib.mkIf config.frogeye.desktop.xorg {
home.packages = with pkgs; [
(pkgs.writeShellApplication {
name = "xlock";
text = ''
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${config.frogeye.hooks.lock}
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# TODO Reevaluate whether we want this or not
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if ! ${pkgs.lightdm}/bin/dm-tool lock
then
if [ -d ${config.xdg.cacheHome}/lockpatterns ]
then
pattern=$(${pkgs.findutils} ${config.xdg.cacheHome}/lockpatterns | sort -R | head -1)
else
pattern=${lockPng}
fi
revert() {
${pkgs.xorg.xset}/bin/xset dpms 0 0 0
}
trap revert SIGHUP SIGINT SIGTERM
${pkgs.xorg.xset}/bin/xset dpms 5 5 5
${pkgs.i3lock}/bin/i3lock --nofork --color ${builtins.substring 1 6 lockColors.d} --image="$pattern" --tiling --ignore-empty-password
revert
fi
'';
})
];
xsession.windowManager.i3.config = {
keybindings = {
# Screen off commands
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"${mod}+F1" = "--release exec --no-startup-id ${pkgs.xorg.xset}/bin/xset dpms force off";
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# Toggle to save on buttons
# xautolock -toggle doesn't allow to read state.
# Writing into a file also allows frobar to display a lock icon
"${mod}+F5" = "exec --no-startup-id ${pkgs.writeShellScript "xautolock-toggle" ''
state="$(cat "${xautolockState}")"
if [ "$state" = "disabled" ]
then
${pkgs.xautolock}/bin/xautolock -enable
echo enabled > ${xautolockState}
else
${pkgs.xautolock}/bin/xautolock -disable
echo disabled > ${xautolockState}
fi
''}";
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};
startup = [
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# Stop screen after 10 minutes, 1 minutes after lock it
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{ notification = false; command = "${pkgs.writeShellScript "xautolock-start" ''
echo enabled > ${xautolockState}
${pkgs.xautolock}/bin/xautolock -time 10 -locker '${pkgs.xorg.xset}/bin/xset dpms force standby' -killtime 1 -killer xlock
''}"; }
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# services.screen-locker.xautolock is hardcoded to use systemd for -locker (doesn't even work...)
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];
};
};
}