infra/nix/os/devices/default.nix

{
  dir,
  pkgs ? import <channels-nixos-stable> {},
  ownLib ? import ../lib/default.nix {},
  gitRoot ? "$(git rev-parse --show-toplevel)",
  # FIXME: why do these need explicit mentioning?
  moreargs ? "",
  rebuildarg ? "",
  ...
} @ args: let
  rebuildargsSudo = ["switch" "boot"];
  rebuild = {
    gitRoot,
    rebuildarg ? "dry-activate",
    moreargs ? "",
    ...
  }:
    pkgs.writeScript "script" ''
      #!/usr/bin/env bash
      set -xe

      pushd ${gitRoot}/${dir}
      export NIXOS_CONFIG="$PWD"/configuration.nix

      [[ -e "''${NIXOS_CONFIG}" ]]

      if test -L result; then
        rm result
      fi

      ${
        if
          (builtins.elem rebuildarg rebuildargsSudo)
          && (builtins.match ".*--target-host.*" moreargs) == null
        then "sudo -E \\"
        else ""
      }
      nixos-rebuild --show-trace -I nixos-config=''${NIXOS_CONFIG} ${rebuildarg} ${moreargs}
    '';
in {
  recipes =
    {
      rebuild =
        rebuild {
          inherit gitRoot;
          inherit moreargs;
          inherit rebuildarg;
        }
        # // pkgs.lib.attrsets.optionalAttrs (moreargs != "") { inherit moreargs; }
        # // pkgs.lib.attrsets.optionalAttrs (rebuildarg != "") { inherit rebuildarg; }
        ;
    }
    // (import ./disk.nix (args // {inherit pkgs ownLib gitRoot;}));
}