add script to change power profile

home/scripts.nix

@@ -1,7 +1,9 @@
-{ pkgs, ... }:
+{ osConfig, pkgs, ... }:
 
 {
-  xdg.configFile."scripts/power_menu.sh" = {
+  xdg.configFile = {
+    "scripts/power_menu.sh" = {
+      executable = true;
       text = ''
         #!/bin/sh
 
@@ -33,10 +35,10 @@
 
         chpower "$(printf "%b" "$OPTIONS" | sort | ${pkgs.rofi-wayland}/bin/rofi -dmenu -p "Power Menu")"
       '';
-    executable = true;
     };
 
-  xdg.configFile."scripts/volume_up.sh" = {
+    "scripts/volume_up.sh" = {
+      executable = true;
       text = ''
         #!/bin/sh
 
@@ -45,10 +47,10 @@
         ${pkgs.wireplumber}/bin/wpctl set-mute @DEFAULT_AUDIO_SINK@ 0
         [ $(${pkgs.wireplumber}/bin/wpctl get-volume @DEFAULT_AUDIO_SINK@ | awk -F': ' '{print $2}' | sed 's/\.//') -lt 100 ] && ${pkgs.wireplumber}/bin/wpctl set-volume @DEFAULT_AUDIO_SINK@ 5%+
       '';
-    executable = true;
     };
 
-  xdg.configFile."scripts/tmux_sessions.sh" = {
+    "scripts/tmux_sessions.sh" = {
+      executable = true;
       text = ''
         #!/bin/sh
 
@@ -62,6 +64,51 @@
             ${pkgs.kitty}/bin/kitty ${pkgs.tmux}/bin/tmux -u attach-session -dEt "$SESSION"
             ;;
         esac'';
+    };
+    "scripts/power_profile.sh" =
+      let
+        sudo = "/run/wrappers/bin/sudo";
+        cpupower = "${osConfig.boot.kernelPackages.cpupower}/bin/cpupower";
+        powerprofilesctl = "${pkgs.power-profiles-daemon}/bin/powerprofilesctl";
+      in {
       executable = true;
+      text = ''
+        #!/bin/sh
+
+        set -eu
+
+        POWER_PROFILE_FILE="$HOME/.cache/power_profile"
+        POWER_PROFILE="powersave"
+
+        if [ -f "$POWER_PROFILE_FILE" ]; then
+          POWER_PROFILE="$(<$POWER_PROFILE_FILE)"
+        fi
+
+        case "$1" in
+          "toggle")
+            if [ "$POWER_PROFILE" == "powersave" ]; then
+              ${sudo} ${cpupower} frequency-set --governor performance > /dev/null
+              ${powerprofilesctl} set performance
+              POWER_PROFILE="performance"
+            elif [ "$POWER_PROFILE" == "performance" ]; then
+              ${sudo} ${cpupower} frequency-set --governor powersave > /dev/null
+              ${powerprofilesctl} set power-saver
+              POWER_PROFILE="powersave"
+            fi
+            echo $POWER_PROFILE > $POWER_PROFILE_FILE
+          ;;
+          "icon")
+            if [ "$POWER_PROFILE" == "powersave" ]; then
+              echo "󰌪"
+            elif [ "$POWER_PROFILE" == "performance" ]; then
+              echo "󰓅"
+            fi
+            ;;
+            *)
+            ;;
+        esac
+
+      '';
+    };
   };
 }

home/sway/waybar/default.nix

@@ -1,4 +1,4 @@
-{ pkgs, ... }:
+{ config, pkgs, ... }:
 
 {
   programs.waybar.enable = true;
@@ -12,7 +12,7 @@
       height = 28;
       modules-left = [ "sway/workspaces" "sway/window" "sway/mode" ];
       modules-center = [ ];
-      modules-right = [ "tray" "idle_inhibitor" "network" "bluetooth" "pulseaudio" "backlight" "battery" "clock" ];
+      modules-right = [ "tray" "custom/power_profile" "idle_inhibitor" "network" "bluetooth" "pulseaudio" "backlight" "battery" "clock" ];
       "sway/mode" = {
         "format" = "{}";
       };
@@ -88,6 +88,16 @@
       "tray" = {
         "spacing" = 4;
       };
+      "custom/power_profile" =
+        let
+          script = "${config.xdg.configHome}/scripts/power_profile.sh";
+        in {
+        exec = "${script} icon";
+        on-click = "${script} toggle";
+        format = "{}";
+        tooltip = false;
+        interval = "10";
+      };
     };
   };
 }

home/sway/waybar/style.css

@@ -58,7 +58,8 @@ window#waybar.solo {
 #tray,
 #mode,
 #idle_inhibitor,
-#bluetooth {
+#bluetooth,
+#custom-power_profile {
     padding: 0 10px;
     color: @foreground;
     background-color: @background;