nixos-config/hosts/eddie/configuration.nix

# Edit this configuration file to define what should be installed on
# your system.  Help is available in the configuration.nix(5) man page
# and in the NixOS manual (accessible by running ‘nixos-help’).

{ nix-config, config, pkgs, lib, inputs, ... }:

{

  imports =
	  [ # Include the results of the hardware scan.
	    ./hardware-configuration.nix
	    ./razer-speaker-fix.nix
	  ];

  nixpkgs = {
    config = {
      allowUnfree = true;
    };
    overlays = builtins.attrValues nix-config.overlays
               ++ [ inputs.emacs-overlay.overlays.default
                    inputs.niri.overlays.default ];
  };

  # environment.etc."nix/inputs/nixpkgs".source = "${nixpkgs}";

  nix = {
    # registry.nixpkgs.flake = nixpkgs;
    channel.enable = false;
    settings = {
      experimental-features = [ "nix-command" "flakes" ];
      substituters = [ "https://nix-community.cachix.org" ];
      trusted-public-keys = [
        "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
      ];
      # Workaround for https://github.com/NixOS/nix/issues/9574
      nix-path = config.nix.nixPath;
    };
  };

  environment.systemPackages = with pkgs; [
    wget
    libGL
    home-manager
    curl
    git-lfs
    tailscale
    rsync
    gnupg
    clinfo
    alsa-utils
    psutils
    alsa-tools
    util-linux
    libgtop
    ulauncher
    fontconfig
    freetype
    egl-wayland
    glfw-wayland
    openssl
    appimage-run
    xwayland-satellite
    xwayland-run
  ];

  # Bootloader.
  boot = {
    loader = {
      systemd-boot.enable = true;
      systemd-boot.configurationLimit = 8;
      efi.canTouchEfiVariables = true;
    };
    kernelPackages = pkgs.linuxPackages_latest;
    initrd.systemd.enable = true;
    initrd.kernelModules = [ "nvidia" "nvidia_modeset" "nvidia_uvm" "nvidia_drm" "snd-virmidi" ];
    kernelParams = [ "nvidia_drm.fbdev=1" "nvidia_drm.modeset=1" ];
  };

  systemd.services.tailscaled.after = ["NetworkManager-wait-online.service"];
  systemd.sleep.extraConfig = ''
                            HibernateDelaySec=2h
                            '';

  documentation = {
    dev.enable = true;
    man.generateCaches = true;
  };

  hardware = {
    openrazer = {
      enable = true;
      users = [ "emenel" ];
    };

    graphics = {
      enable = true;
      enable32Bit = true;
      extraPackages = [
        pkgs.rocmPackages.clr.icd
        pkgs.amdvlk
      ];

      extraPackages32 = [
        pkgs.driversi686Linux.amdvlk
      ];
    };

    enableAllFirmware = true;
    firmware = [
      pkgs.sof-firmware
      pkgs.alsa-firmware
    ];

    nvidia = {
      open = true;
      # Modesetting is required.
      modesetting.enable = true;
      powerManagement.enable = true;
      powerManagement.finegrained = true;

      # forceFullCompositionPipeline = true;

      package = config.boot.kernelPackages.nvidiaPackages.beta;

      prime = {
        amdgpuBusId = "PCI:101:0:0";
        nvidiaBusId = "PCI:1:0:0";
        offload = {
          enable = true;
          enableOffloadCmd = true;
        };

        #reverseSync.enable = true;
        #sync.enable = true;
      };
      nvidiaSettings = true;
    };
  };

  # specialisation = {
  #   gpupower.configuration = {
  #     system.nixos.tags = [ "gpupower" ];
  #     hardware.nvidia = {
  #       prime.offload.enable = lib.mkForce false;
  #       prime.offload.enableOffloadCmd = lib.mkForce false;
  #       prime.sync.enable = lib.mkForce true;
  #       powerManagement.finegrained = lib.mkForce false;
  #     };
  #   };
  # };

  musnix = {
    enable = true;
    alsaSeq.enable = true;
    rtcqs.enable = true;
  };

  services.fstrim.enable = true;

  services.samba = {
    enable = true;
    package = pkgs.sambaFull;
  };

  services.logind = {
    extraConfig = ''
                IdleAction=lock
                IdleActionSec=5m
    '';
  };
  services.udev = {
    extraRules = ''
               DEVPATH=="/devices/virtual/misc/cpu_dma_latency", OWNER="root", GROUP="audio", MODE="0660"
               '';
    packages = [
      pkgs.via
      pkgs.vial
      (pkgs.writeTextFile {
        name = "on-battery";
        text = ''
             # Rule for when switching to battery
             SUBSYSTEM=="power_supply", ENV{POWER_SUPPLY_ONLINE}=="0", RUN+="${pkgs.power-profiles-daemon}/bin/powerprofilesctl set balanced"
        '';
        destination = "/etc/udev/rules.d/60-onbattery.rules";
      })
      (pkgs.writeTextFile {
        name = "on-power";
        text = ''
             # Rule for when switching to ac
             SUBSYSTEM=="power_supply", ENV{POWER_SUPPLY_ONLINE}=="1", RUN+="${pkgs.power-profiles-daemon}/bin/powerprofilesctl set performance"
        '';
        destination = "/etc/udev/rules.d/61-onpower.rules";
      })
      (pkgs.writeTextFile {
        name = "hibernate-low-battery";
        text = ''
             # Suspend the system when battery level drops to 5% or lower
             SUBSYSTEM=="power_supply", ATTR{status}=="Discharging", ATTR{capacity}=="[0-5]", RUN+="${pkgs.systemd}/bin/systemctl hibernate"
        '';
        destination = "/etc/udev/rules.d/99-hibernate-low-battery.rules";
      })
      (pkgs.writeTextFile {
        name = "on-battery-power-saver";
        text = ''
             # Switch to power-saver when battery below 50%
             SUBSYSTEM=="power_supply", ATTR{status}=="Discharging", ATTR{capacity}=="[0-5][0-9]", RUN+="${pkgs.power-profiles-daemon}/bin/powerprofilesctl set power-saver"
        '';
        destination = "/etc/udev/rules.d/62-power-save-battery.rules";
      })
    ];
  };

  security.polkit.enable = true;
  security.rtkit.enable = true;
  security.pam.services.swaylock = {};
  security.pam.services.hyprlock = {};

  services.xserver.videoDrivers = [ "nvidia" "modesetting" ];

  programs.nm-applet.enable = true;

  networking = {
    hostName = "eddie";
    domain = "local";
    nameservers = [ "1.1.1.1" "1.0.0.1" ];
    networkmanager = {
      enable = true;
      wifi.powersave = true;
      # wifi.backend = "iwd";
    };
    # wireless = {
    #   iwd = {
    #     enable = true;
    #     package = pkgs.iwd;
    #     settings = {
    #       IPv6 = {
    #         enabled = true;
    #       };
    #       Settings = {
    #         AutoConnect = true;
    #       };
    #     };
    #   };
    # };
  };

  services.resolved = {
    enable = true;
    extraConfig = ''
                LLMNR=no
                ReadEtcHosts=no
                DNSSEC=no
                '';
  };

  # Set your time zone.
  time.timeZone = "America/Toronto";

  # Select internationalisation properties.
  i18n.defaultLocale = "en_CA.UTF-8";

  services.xserver.enable = true;

  # Enable the GNOME Desktop Environment.
  services.xserver.displayManager.gdm.enable = true;
  services.xserver.desktopManager.gnome.enable = true;
  services.xserver.deviceSection = ''Option "TearFree" "true"''; # For amdgpu.
  # services.xserver.enableTearFree = true;
  services.gnome.gnome-keyring.enable = true;
  services.gnome.gnome-settings-daemon.enable = true;

  services.picom = {
    enable = true;
    vSync = true;
  };

  programs.nh = {
    enable = true;
    clean = {
      enable = true;
      dates = "daily";
      extraArgs = "--keep-since 4d --keep 3";
    };
    flake = "/home/emenel/source/nixos-config";
    package = pkgs.nh;
  };

  programs.dconf.enable = true;
  programs.gpaste.enable = true;
  programs.xwayland.enable = true;

  services.xserver.xkb = {
    layout = "us";
    variant = "";
  };

  services.printing = {
    enable = true;
    drivers = [
      pkgs.epson-escpr
      pkgs.epson-escpr2
    ];
  };
  services.tailscale.enable = true;
  services.envfs.enable = true;

  services.gnome.sushi.enable = true;

  xdg.portal = {
    enable = true;
    extraPortals = [
      pkgs.xdg-desktop-portal-gnome
      pkgs.xdg-desktop-portal-gtk
      pkgs.xdg-desktop-portal
      pkgs.xdg-desktop-portal-wlr
      pkgs.gnome-keyring
    ];
  };

  # Enable sound with pipewire.
  services.pulseaudio.enable = false;

  services.pipewire = {
    enable = true;

    alsa = {
      enable = true;
      support32Bit = true;
    };

    pulse.enable = true;
    jack.enable = true;

    wireplumber = {
      enable = true;
    };

    extraConfig = {
      pipewire."91-null-sinks" = {
        "context.modules" = [
          {
            name = "libpipewire-module-loopback";
            args = {
              "node.description" = "Default Playback";
              "capture.props" = {
                "node.name" = "BixSix_or_fallback_Playback";
                "media.class" = "Audio/Sink";
                "audio.position" = "[FL FR]";
              };
              "playback.props" = {
                "node.name" = "playback.BixSixWithFallbackPlayback";
                "audio.position" = "[AUX14 AUX15]";
                "target.object" = "alsa_output.usb-Solid_State_Logic_BiG_SiX-00.pro-output-0";
                "stream.dont-remix" = true;
                "node.passive" = true;
              };
            };
          }
        ];
      };
      pipewire."92-low-latency" = {
        context.properties = {
          default.clock.rate = 48000;
          default.clock.quantum = 32;
          default.clock.min-quantum = 32;
          default.clock.max-quantum = 32;
        };
      };
      pipewire-pulse."92-low-latency" = {
        context.modules = [
          {
            name = "libpipewire-module-protocol-pulse";
            args = {
              pulse.min.req = "32/48000";
              pulse.default.req = "32/48000";
              pulse.max.req = "32/48000";
              pulse.min.quantum = "32/48000";
              pulse.max.quantum = "32/48000";
            };
          }
        ];
        stream.properties = {
          node.latency = "32/48000";
          resample.quality = 1;
        };
      };
      pipewire."10-airplay" = {
        "context.modules" = [
          {
            name = "libpipewire-module-raop-discover";

            # increase the buffer size if you get dropouts/glitches
            # args = {
            #   "raop.latency.ms" = 500;
            # };
          }
        ];
      };
    };
  };

  programs.light.enable = true;

  programs.steam = {
    enable = true;
    protontricks.enable = true;
    extraCompatPackages = [ pkgs.proton-ge-bin ];
  };

  # enable fish and launch it from bash for interactive shells
  programs.fish.enable = true;
  environment.pathsToLink = [ "/share/fish" ];
  programs.bash = {
	  interactiveShellInit = ''
	     if [[ $(${pkgs.procps}/bin/ps --no-header --pid=$PPID --format=comm) != "fish" && -z ''${BASH_EXECUTION_STRING} ]]
	      then
	        shopt -q login_shell && LOGIN_OPTION='--login' || LOGIN_OPTION=""
	        exec ${pkgs.fish}/bin/fish $LOGIN_OPTION
	      fi
	    '';
	};

  services.flatpak.enable = true;
  services.dbus.implementation = "broker";

  #programs.gnupg.enable = true;
  programs.git.enable = true;

  services.gnome.core-developer-tools.enable = true;
  environment.gnome.excludePackages = with pkgs; [
    cheese
    geary
    gnome-music
    gnome-tour
  ];

  services.accounts-daemon.enable = true;
  services.gnome.gnome-online-accounts.enable = true;

  services.kmonad = {
	  enable = true;
	  keyboards = {
	    sinc = {
	      device = "/dev/input/by-id/usb-Keebio_Sinc_Rev._4-event-kbd";
	      config = builtins.readFile ../../homes/emenel/dotfiles/dot_config/kmonad/sinc.kbd;
	    };
	    razer = {
	      extraGroups = [ "openrazer" ];
	      device = "/dev/input/by-id/usb-Razer_Razer_Blade-if01-event-kbd";
	      config = builtins.readFile ../../homes/emenel/dotfiles/dot_config/kmonad/razer.kbd;
	    };
	  };
	};

  # programs.virt-manager.enable = true;

  # virtualisation = {
  #   libvirtd = {
  #     enable = true;
  #     qemu = {
  #       package = pkgs.qemu_kvm;
  #       swtpm.enable = true;
  #       ovmf.enable = true;
  #       ovmf.packages = [ pkgs.OVMFFull.fd ];
  #     };
  #   };
  #   spiceUSBRedirection.enable = true;
  # };

  # services.qemuGuest.enable = true;
  # services.spice-vdagentd.enable = true;

  programs.appimage = {
    enable = true;
    binfmt = true;
    package = pkgs.appimage-run.override {
      extraPkgs = pkgs: [ pkgs.libxcrypt.out ];
    };
  };

  programs.nix-ld.enable = true;
  programs.nix-ld.libraries = with pkgs; [
      zlib
      zstd
      stdenv.cc.cc
      curlFull
      openssl.out
      attr
      libssh
      libxcrypt.out
      bzip2
      libxml2
      acl
      libsodium
      util-linux
      xz
      systemd
      fontconfig
      freetype
      gnutls
      util-linux
      libGL.dev
      psutils
      egl-wayland
      eglexternalplatform
      glfw-wayland
      glfw
      libGLU.dev
      libuv.out
      libressl.out
      libudev-zero.out
  ];

  fonts.fontconfig = {
    enable = true;
    useEmbeddedBitmaps = true;
  };

  powerManagement = {
    enable = true;
  };

  services.power-profiles-daemon = {
    enable = true;
    package = pkgs.power-profiles-daemon;
  };

  # enable the OpenSSH daemon.
  services.openssh.enable = true;

  services.avahi = {
    enable = true;
    publish.enable = true;
    publish.userServices = true;
    openFirewall = true;
    nssmdns4 = true;
  };

  # add user accounts
  users.users.emenel = {
    isNormalUser = true;
    description = "emenel";
    extraGroups = [ "networkmanager" "network" "wheel" "uinput" "uucp" "dialout" "input" "audio" "video" "libvirtd" "nvidia" "cups" "openrazer" "plugdev" ];
    packages = with pkgs; [
      git
    ];
  };

  #do not change
  system.stateVersion = "24.05";



}