flake.nix

{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    flake-utils.url = "github:numtide/flake-utils";
  };

  outputs = { self, nixpkgs, flake-utils }:
    flake-utils.lib.eachDefaultSystem (system:
      let
        pkgs = nixpkgs.legacyPackages.${system};
      in
      {
        devShells.default = pkgs.mkShell rec
          {
            buildInputs = with pkgs; ([
              python311
              poetry
              zlib

              # needed for pyright language server
              nodejs_20

              docker
              kubectl
              flyctl
            ]);

            env = {
              # Workaround in linux: python downloads ELF's that can't find glibc
              # You would see errors like: error while loading shared libraries: name.so: cannot open shared object file: No such file or directory
              # LD_LIBRARY_PATH = pkgs.lib.makeLibraryPath [
              #   pkgs.stdenv.cc.cc
              #   # Add any missing library needed
              #   # You can use the nix-index package to locate them, e.g. nix-locate -w --top-level --at-root /lib/libudev.so.1
              # ];

              # Put the venv on the repo, so direnv can access it
              POETRY_VIRTUALENVS_IN_PROJECT = "true";
              POETRY_VIRTUALENVS_PATH = "{project-dir}/.venv";

              # Use python from path, so you can use a different version to the one bundled with poetry
              POETRY_VIRTUALENVS_PREFER_ACTIVE_PYTHON = "true";
            };
            shellHook = ''
              export LD_LIBRARY_PATH="${pkgs.lib.makeLibraryPath buildInputs}:$LD_LIBRARY_PATH"
              export LD_LIBRARY_PATH="${pkgs.stdenv.cc.cc.lib.outPath}/lib:$LD_LIBRARY_PATH"
            '';
          };
      }
    );
}