# Do not modify this file!  It was generated by ‘nixos-generate-config’
# and may be overwritten by future invocations.  Please make changes
# to /etc/nixos/configuration.nix instead.
{
  config,
  lib,
  modulesPath,
  ...
}: {
  imports = [
    (modulesPath + "/installer/scan/not-detected.nix")
  ];

  boot.initrd.availableKernelModules = ["xhci_pci" "nvme" "usbhid" "usb_storage" "sd_mod"];
  boot.initrd.kernelModules = [];
  boot.kernelModules = ["kvm-intel"];
  boot.extraModulePackages = [];
  boot.tmp.useTmpfs = true;

  fileSystems."/" = {
    device = "/dev/disk/by-uuid/d375c3a3-63a3-47f8-8b77-58fabbb8f67b";
    fsType = "btrfs";
    options = ["subvol=root"];
  };

  boot.initrd.systemd.services.wipe-root = {
    requires = ["dev-mapper-enc.device"];
    after = ["dev-mapper-enc.device"];
    wantedBy = ["initrd.target"];
    script = lib.mkAfter ''
      mkdir /btrfs_tmp
      mount /dev/disk/by-uuid/d375c3a3-63a3-47f8-8b77-58fabbb8f67b /btrfs_tmp
      if [[ -e /btrfs_tmp/root ]]; then
          mkdir -p /btrfs_tmp/old_roots
          timestamp=$(date --date="@$(stat -c %Y /btrfs_tmp/root)" "+%Y-%m-%-d_%H:%M:%S")
          mv /btrfs_tmp/root "/btrfs_tmp/old_roots/$timestamp"
      fi

      delete_subvolume_recursively() {
          IFS=$'\n'
          for i in $(btrfs subvolume list -o "$1" | cut -f 9- -d ' '); do
              delete_subvolume_recursively "/btrfs_tmp/$i"
          done
          btrfs subvolume delete "$1"
      }

      for i in $(find /btrfs_tmp/old_roots/ -maxdepth 1 -mtime +30); do
          delete_subvolume_recursively "$i"
      done

      btrfs subvolume create /btrfs_tmp/root
      umount /btrfs_tmp
    '';
  };

  boot.initrd.luks.devices."enc".device = "/dev/disk/by-uuid/9952fcd1-46eb-4c9c-ab7d-361d31fdb9a2";

  fileSystems."/home" = {
    device = "/dev/disk/by-uuid/d375c3a3-63a3-47f8-8b77-58fabbb8f67b";
    fsType = "btrfs";
    options = ["subvol=home" "compress=zstd"];
  };

  fileSystems."/nix" = {
    device = "/dev/disk/by-uuid/d375c3a3-63a3-47f8-8b77-58fabbb8f67b";
    fsType = "btrfs";
    options = ["subvol=nix" "compress=zstd" "noatime"];
  };

  fileSystems."/persist" = {
    device = "/dev/disk/by-uuid/d375c3a3-63a3-47f8-8b77-58fabbb8f67b";
    neededForBoot = true;
    fsType = "btrfs";
    options = ["subvol=persist" "compress=zstd"];
  };

  fileSystems."/var/log" = {
    device = "/dev/disk/by-uuid/d375c3a3-63a3-47f8-8b77-58fabbb8f67b";
    fsType = "btrfs";
    options = ["subvol=log" "compress=zstd" "noatime"];
    neededForBoot = true;
  };

  fileSystems."/boot" = {
    device = "/dev/disk/by-uuid/12CE-A600";
    fsType = "vfat";
    options = ["fmask=0022" "dmask=0022"];
  };

  swapDevices = [];

  networking.useDHCP = lib.mkDefault true;

  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
}