Corrected some bugs with waybar and added tlp

hosts/laptop/configuration.nix

@@ -9,6 +9,7 @@
     [ # Include the results of the hardware scan.
       ./hardware-configuration.nix
       inputs.home-manager.nixosModules.default
+	../../modules/nixos/battery.nix
 ];
 
 
@@ -150,6 +151,7 @@ gcc # GNU C compiler
 libreoffice
 gruvbox-gtk-theme
 hyprpicker
+power-profiles-daemon
 #we need to install gnome and kde utils individually as we dont use gnome
     gnome-calculator
     snapshot

modules/home-manager/waybar.nix

@@ -34,7 +34,7 @@
 			transition-duration = 500;
 			transition-left-to-right = false;
 		};
-		items = [
+		modules = [
 			"pulseaudio"
 			"pulseaudio#mic"
 			"pulseaudio/slider"
@@ -46,7 +46,7 @@
 			transition-duration = 500;
 			transition-left-to-right = true;
 		};
-		items = [
+		modules = [
 			"bluetooth"
 			"bluetooth#status"
 		];
@@ -57,18 +57,18 @@
 			transition-duration = 500;
 			transition-left-to-right = false;
 		};
-		items = [
+		modules = [
 			"backlight"
 			"backlight/slider"
 		];
 	};
 	"group/connection" = {
 		orientation = "inherit";
-		items = [ "group/network" ];
+		modules = [ "group/network" ];
 	};
 	"group/gcpu" = {
 		orientation = "inherit";
-		items = [
+		modules = [
 			"custom/cpu-icon"
 			"temperature"
 			"cpu"
@@ -76,7 +76,7 @@
 	};
 	"group/info" = {
 		orientation = "inherit";
-		items = [
+		modules = [
 			"group/gcpu"
 			"memory"
 			"disk"
@@ -88,7 +88,7 @@
 			transition-duration = 500;
 			transition-left-to-right = true;
 		};
-		items = [
+		modules = [
 			"network"
 			"network#speed"
 		];
@@ -99,21 +99,21 @@
 			transition-duration = 500;
 			transition-left-to-right = false;
 		};
-		items = [
+		modules = [
 			"battery"
 			"power-profiles-daemon"
 		];
 	};
 	"group/sound" = {
 		orientation = "inherit";
-		items = [
+		modules = [
 			"group/audio"
 			"custom/notification"
 		];
 	};
 	"group/together" = {
 		orientation = "inherit";
-		items = [
+		modules = [
 			"group/utils"
 			"clock"
 		];
@@ -124,7 +124,7 @@
 			transition-duration = 500;
 			transition-left-to-right = true;
 		};
-		items = [
+		modules = [
 			"custom/weather"
 			"custom/colorpicker"
 		];

modules/nixos/battery.nix

@@ -0,0 +1,45 @@
+# https://discourse.nixos.org/t/what-is-the-best-option-for-power-management/63406/2
+{
+  config,
+  lib,
+  vars,
+  ...
+}: let
+  cfg = config.custom;
+  hasBattery =
+    lib.any (x: lib.strings.hasPrefix "BAT" x)
+    (builtins.attrNames (builtins.readDir "/sys/class/power_supply"));
+in {
+  options.custom = {
+    battery.enable = lib.mkOption {
+      default = hasBattery;
+      description = "Enable better battery support";
+      type = lib.types.bool;
+    };
+  };
+
+  config = lib.mkIf cfg.battery.enable {
+    powerManagement.powertop.enable = true; # enable powertop auto tuning on startup.
+
+    services.system76-scheduler.settings.cfsProfiles.enable = true; # Better scheduling for CPU cycles - thanks System76!!!
+    services.thermald.enable = true; # Enable thermald, the temperature management daemon. (only necessary if on Intel CPUs)
+    services.power-profiles-daemon.enable = false; # Disable GNOMEs power management
+    services.tlp = {
+      enable = true; # Enable TLP (better than gnomes internal power manager)
+      settings = {
+        CPU_BOOST_ON_AC = 1;
+        CPU_BOOST_ON_BAT = 1;
+        CPU_HWP_DYN_BOOST_ON_AC = 1;
+        CPU_HWP_DYN_BOOST_ON_BAT = 1;
+        CPU_SCALING_GOVERNOR_ON_AC = "performance";
+        CPU_SCALING_GOVERNOR_ON_BAT = "powersave";
+        CPU_ENERGY_PERF_POLICY_ON_AC = "performance";
+        CPU_ENERGY_PERF_POLICY_ON_BAT = "balance_power";
+        PLATFORM_PROFILE_ON_AC = "performance";
+        PLATFORM_PROFILE_ON_BAT = "balanced";
+        START_CHARGE_THRESH_BAT0 = 75;
+        STOP_CHARGE_THRESH_BAT0 = 81;
+      };
+    };
+  };
+}