scanbuddy/flake.nix

{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
  };
  outputs = {
    self,
    nixpkgs,
  } @ inputs: let
    system = "x86_64-linux";
    pkgs = import nixpkgs {
      inherit system;
      config.allowUnfree = true;
    };
  in {
    devShells.${system}.default = pkgs.mkShell {
      packages = with pkgs; [
        python313
        python313Packages.flask
        python313Packages.waitress
      ];

      shellHook = ''
        python --version
        exec zsh
      '';
    };
    packages.${system} = let
      scanbuddy = pkgs.writeShellApplication {
        name = "scanbuddy-script";

        runtimeInputs = with pkgs; [sane-backends brscan5 ghostscript];

        text = builtins.readFile ./scanbuddy.bash;
      };
      wrapper = pkgs.writeShellApplication {
        name = "scanbuddy-wrapper";

        text =
          /*
          bash
          */
          ''
            #!/usr/bin/env bash
            readarray -d '_' args < <(printf "%s" "$1")

            scanbuddy "''${args[@]}"
          '';
      };
      package = pkgs.symlinkJoin {
        name = "scanbuddy";
        paths = [scanbuddy wrapper];
      };
    in {
      default = package;
      inherit scanbuddy;
      inherit wrapper;
    };
  };
}