inputs:
{
	options.nixos.hardware = let inherit (inputs.lib) mkOption types; in
	{
		bluetooth.enable = mkOption { type = types.bool; default = false; };
		joystick.enable = mkOption { type = types.bool; default = false; };
		printer.enable = mkOption { type = types.bool; default = false; };
		sound.enable = mkOption { type = types.bool; default = false; };
		cpus = mkOption { type = types.listOf (types.enum [ "intel" "amd" ]); default = []; };
		gpus = mkOption { type = types.listOf (types.enum [ "intel" "nvidia" ]); default = []; };
		prime =
		{
			enable = mkOption { type = types.bool; default = false; };
			mode = mkOption { type = types.enum [ "offload" "sync" ]; default = "offload"; };
			busId = mkOption { type = types.attrsOf types.str; default = {}; };
		};
		gamemode.drmDevice = mkOption { type = types.int; default = 0; };
	};
	config =
		let
			inherit (inputs.lib) mkMerge mkIf;
			inherit (inputs.config.nixos) hardware;
			inherit (builtins) listToAttrs map concatLists;
			inherit (inputs.localLib) attrsToList;
		in mkMerge
		[
			# bluetooth
			(mkIf hardware.bluetooth.enable { hardware.bluetooth.enable = true; })
			# joystick
			(mkIf hardware.joystick.enable { hardware = { xone.enable = true; xpadneo.enable = true; }; })
			# printer
			(
				mkIf hardware.printer.enable
				{
					services =
					{
						printing = { enable = true; drivers = [ inputs.pkgs.cnijfilter2 ]; };
						avahi = { enable = true; nssmdns = true; openFirewall = true; };
					};
				}
			)
			# sound
			(
				mkIf hardware.sound.enable
				{
					hardware.pulseaudio.enable = false;
					services.pipewire = { enable = true; alsa = { enable = true; support32Bit = true; }; pulse.enable = true; };
					sound.enable = true;
					security.rtkit.enable = true;
					environment.etc."wireplumber/main.lua.d/50-alsa-config.lua".text =
						let
							content = builtins.readFile
								("/." + inputs.pkgs.wireplumber + "/share/wireplumber/main.lua.d/50-alsa-config.lua");
							matched = builtins.match
								".*\n([[:space:]]*)(--\\[\"session\\.suspend-timeout-seconds\"][^\n]*)[\n].*" content;
							spaces = builtins.elemAt matched 0;
							comment = builtins.elemAt matched 1;
							config = ''["session.suspend-timeout-seconds"] = 0'';
						in
							builtins.replaceStrings [(spaces + comment)] [(spaces + config)] content;
				}
			)
			# cpus
			(
				mkIf (hardware.cpus != [])
				{
					hardware.cpu = listToAttrs
						(map (name: { inherit name; value = { updateMicrocode = true; }; }) hardware.cpus);
					boot.initrd.availableKernelModules =
						let
							modules =
							{
								intel = [ "intel_cstate" "aesni_intel" ];
								amd = [];
							};
						in
							concatLists (map (cpu: modules.${cpu}) hardware.cpus);
				}
			)
			# gpus
			(
				mkIf (hardware.gpus != [])
				{
					boot.initrd.availableKernelModules =
						let
							modules =
							{
								intel = [ "i915" ];
								nvidia = [ "nvidia" "nvidia_drm" "nvidia_modeset" "nvidia_uvm" ];
							};
						in
							concatLists (map (gpu: modules.${gpu}) hardware.gpus);
					hardware =
					{
						opengl =
						{
							enable = true;
							driSupport = true;
							extraPackages =
								with inputs.pkgs;
								let
									packages =
									{
										intel = [ intel-compute-runtime intel-media-driver intel-vaapi-driver libvdpau-va-gl ];
										nvidia = [ vaapiVdpau ];
									};
								in
									concatLists (map (gpu: packages.${gpu}) hardware.gpus);
							driSupport32Bit = true;
						};
						nvidia.nvidiaSettings = builtins.elem "nvidia" hardware.gpus;
					};
				}
			)
			(mkIf (builtins.elem "intel" hardware.gpus) { services.xserver.deviceSection = ''Driver "modesetting"''; })
			# prime
			(
				mkIf hardware.prime.enable
				{
					hardware.nvidia = mkMerge
					[
						(
							mkIf (hardware.prime.mode == "offload")
							{
								prime.offload = { enable = true; enableOffloadCmd = true; };
								powerManagement = { finegrained = true; enable = true; };
							}
						)
						(
							mkIf (hardware.prime.mode == "sync")
							{
								prime = { sync.enable = true; };
								# prime.forceFullCompositionPipeline = true;
							}
						)
						{
							prime = listToAttrs
								(map (gpu: { inherit (gpu) value; name = "${gpu.name}BusId"; }) (attrsToList hardware.prime.busId));
						}
						
					];
				}
			)
			{ programs.gamemode.settings.gpu.gpu_device = "${toString hardware.gamemode.drmDevice}"; }
		];
}