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author | Vincent Ambo <mail@tazj.in> | 2020-06-16T00·02+0100 |
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committer | Vincent Ambo <mail@tazj.in> | 2020-06-16T00·02+0100 |
commit | 81564185e951f69d490be8f5ad76e8ea642b5dde (patch) | |
tree | c27cd8a5bb922f710ff7da4b2942d2db09a95376 /users/glittershark/system/system/modules/reusable/battery.nix | |
parent | 85d82a9dc262bffa87423f595f7e957c42713798 (diff) | |
parent | 3b174300ae60f63f50427cde3bfd680fd3043c3a (diff) |
Add 'users/glittershark/system/' from commit '3b174300ae60f63f50427cde3bfd680fd3043c3a' r/975
git-subtree-dir: users/glittershark/system git-subtree-mainline: 85d82a9dc262bffa87423f595f7e957c42713798 git-subtree-split: 3b174300ae60f63f50427cde3bfd680fd3043c3a
Diffstat (limited to 'users/glittershark/system/system/modules/reusable/battery.nix')
-rw-r--r-- | users/glittershark/system/system/modules/reusable/battery.nix | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/users/glittershark/system/system/modules/reusable/battery.nix b/users/glittershark/system/system/modules/reusable/battery.nix new file mode 100644 index 000000000000..d7043bf54979 --- /dev/null +++ b/users/glittershark/system/system/modules/reusable/battery.nix @@ -0,0 +1,32 @@ +{ config, lib, pkgs, ... }: +with lib; +{ + options = { + laptop.onLowBattery = { + enable = mkEnableOption "Perform action on low battery"; + + thresholdPercentage = mkOption { + description = "Threshold battery percentage on which to perform the action"; + default = 5; + type = types.int; + }; + + action = mkOption { + description = "Action to perform on low battery"; + default = "hibernate"; + type = types.enum [ "hibernate" "suspend" "suspend-then-hibernate" ]; + }; + }; + }; + + config = + let cfg = config.laptop.onLowBattery; + in mkIf cfg.enable { + services.udev.extraRules = concatStrings [ + ''SUBSYSTEM=="power_supply", '' + ''ATTR{status}=="Discharging", '' + ''ATTR{capacity}=="[0-${toString cfg.thresholdPercentage}]", '' + ''RUN+="/${pkgs.systemd}/bin/systemctl ${cfg.action}"'' + ]; + }; +} |