nixos-config/hosts/miku.nix

{ config, lib, pkgs, ... }:

let
  mkHost = (import ../modules { lib = lib; pkgs = pkgs; }).mkHost;
in mkHost config {
  userName = "alexander";
  hostName = "miku";
  primaryInterface = "enp6s0";
  overlays = [ "nur" "unstable" "stable" "simple" "custom" "emacs" ];
  hardwareImports = [ "amdgpu" "amd" ];
  programImports = [
    "zsh" "git" "mpv" "tmux" "emacs" "firefox" "i18n" "gamemode" "gnome" #"gnome-terminal"
    "alacritty" "sway" "waybar" "swaync" "kanshi"
    "distributed-build/builder.nix"
    "music"
  ];
  extraImports = [ "virtualisation/gaming.nix" "virtualisation" ];
  fileSystems = {
    "/" = {
      device = "/dev/disk/by-label/root";
      fsType = "btrfs";
    };
    "/boot" = {
      device = "/dev/disk/by-label/boot";
      fsType = "vfat";
    };
    "/mnt/Storage" = {
      device = "/dev/disk/by-label/storage";
      fsType = "ext4";
    };
  };
  extraPackages = pkgs: with pkgs; [
    emacsPgtkGcc
    gajim-mainwindow
    virt-manager unstable.qemu scream
    #gamemode # Custom package
    key-mapper # Custom package
    replaysorcery # Custom package
    #evdev-proxy # Custom package
    vfio-isolate # Custom Package
    steam-wrapped
    discord-wrapped # Custom package
    superpaper # Custom package
    mumble
    piper
    anime-dl trackma # Custom package
    unstable.thunderbird
    multimc-wrapped # Custom package
    nwg-launchers
  ];
  extraOptions = old: {
    system.autoUpgrade.channel = "https://nixos.org/channels/nixos-unstable";

    programs = {
      mpv.primaryScreen = "C27F398";
      adb.enable = true;
      sway.enable = true;
    };

    boot = {
      extraModprobeConfig = ''
        options kvm_amd nested=1
        options vfio-pci ids=1002:67df,1002:aaf0
        options amdgpu dpm=0
      '';
      initrd = {
        availableKernelModules = [ "xhci_pci" "ahci" "usbhid" "sd_mod" "amdgpu" "vendor-reset" ];
        kernelModules = [
          "amdgpu" # GPU (duh)
          "kvm-amd" "vfio_virqfd" "vfio_pci" "vfio_iommu_type1" "vfio" # Virt
          "uinput" # key-mapper
          "vendor-reset"
        ];
      };
      kernelParams = [
        "amd_iommu=on"
        "iommu=pt"
        "sysrq_always_enabled=1"
        "kvm.ignore_msrs=1"
        "kvm.report_ignored_msrs=N"
        "fbcon=rotate:3"
        "quiet"
	      "tsc=unstable"   
      ];
      extraModulePackages = [ pkgs.linuxPackages_xanmod.vendor-reset ];

      #extraModulePackages = [ pkgs.linuxPackages.vendor-reset ];
      # NOTE: A regression appears to have happend between 5.10 and 5.12
      #       which leads to the RX590 to have the fence fallback timer on
      #       sdma0 time out (whatever this means). Maybe bisect?
      kernelPackages = pkgs.linuxPackages_xanmod;
    };
    xdg.portal = {
      enable = true;
      extraPortals = [
        pkgs.xdg-desktop-portal-wlr
      ];
    };
    services = {
      ratbagd.enable = true;
      flatpak.enable = true;
      etesync-dav.enable = true;
      connman.extraConfig = ''
        WriteResolvConf=false
      '';
      udev = {
        packages = with pkgs; [ key-mapper ];
        extraRules = ''
          KERNEL=="uinput", GROUP="input", MODE="0660"
        '';
      };
      gnome.gnome-keyring.enable = true;
    };
    
    environment.sessionVariables = {
      # sway
      #"_JAVA_AWT_NONREPARENTING" = 1;

      # Wayland
      "QT_QPA_PLATFORM" = "wayland-egl";
      "ECORE_EVAS_ENGINE" = "wayland-egl";
      "ELM_ENGINE" = "wayland-egl";
      "SDL_VIDEODRIVER" = "wayland";
    };

    nix.package = pkgs.nixUnstable;
    nix.extraOptions = ''
      experimental-options = nix-command flakes ca-references
    '';
    
    # TODO: Move into modules
    systemd.user.services = {
      scream = {
        description = "Audio receiver for the Scream virtual network sound card";
        #wantedBy = [ "default.target" ];
        serviceConfig = {
          Type = "simple";
          ExecStart = "${pkgs.scream}/bin/scream -i virbr0 -o pulse";
          Restart = "always";
        };
      };
      replaysorcery-kms = {
        description = "An open-source, instant-replay solution for Linux; KMS service";
        #wantedBy = [ "default.target" ];
        serviceConfig = {
          Type = "simple";
          ExecStart = "${pkgs.replaysorcery}/bin/replay-sorcery kms-service";
          Restart = "always";
        };
      };
      key-mapper = {
        description = "A tool to change the mapping of your input device buttons";
        wantedBy = [ "default.target" ];
        serviceConfig = {
          Type = "simple";
          ExecStart = "${pkgs.key-mapper}/bin/key-mapper-service";
          Restart = "always";
          # NOTE: The Tartarus may not be connected, so don't fail if we cannot set the preset
          ExecPostStart = "${pkgs.key-mapper}/bin/key-mapper --command start --preset NOOP --device \"Razer Razer Tartarus V2\"; exit 0";
        };
      };
      replaysorcery = {
        description = "An open-source, instant-replay solution for Linux";
        #wantedBy = [ "default.target" ];
        requires = [ "replaysorcery-kms.service" ];
        serviceConfig = {
          Type = "simple";
          ExecStart = "${pkgs.replaysorcery}/bin/replay-sorcery";
          Restart = "always";
        };
      };
    };
  };
}