{ pkgs }:
let
  terraform = pkgs.terraform.withPlugins (p: [
    p.google
    p.github
  ]);
in
pkgs.stdenv.mkDerivation rec {
  name = "tf-github";
  src = ./.;

  init = pkgs.writeShellScriptBin "tf-github-init" ''
    set -ueo pipefail
    cd $(git rev-parse --show-toplevel)/ops/github
    ${terraform}/bin/terraform init
  '';

  plan = pkgs.writeShellScriptBin "tf-github-plan" ''
    set -ueo pipefail
    cd $(git rev-parse --show-toplevel)/ops/github
    ${terraform}/bin/terraform plan
  '';

  apply = pkgs.writeShellScriptBin "tf-github-apply" ''
    set -ueo pipefail
    cd $(git rev-parse --show-toplevel)/ops/github
    ${terraform}/bin/terraform apply
  '';
}