#!/usr/bin/env nix-shell
#! nix-shell -i bash -p curl nix
set -euxo pipefail

export NIXPKGS_ALLOW_BROKEN=1

# This script piggybacks on the automatic code generation done by the nix-community emacs overlay
# You can use this to avoid running lengthy code generation jobs locally

curl -s -O https://raw.githubusercontent.com/nix-community/emacs-overlay/master/repos/elpa/elpa-generated.nix
nix-instantiate ../../../../../ -A emacs.pkgs.elpaPackages --show-trace
git diff --exit-code elpa-generated.nix > /dev/null || git commit -m "emacs.pkgs.elpa-packages: $(date --iso)" -- elpa-generated.nix

curl -s -O https://raw.githubusercontent.com/nix-community/emacs-overlay/master/repos/melpa/recipes-archive-melpa.json
nix-instantiate --show-trace ../../../../../ -A emacs.pkgs.melpaStablePackages
nix-instantiate --show-trace ../../../../../ -A emacs.pkgs.melpaPackages
git diff --exit-code recipes-archive-melpa.json > /dev/null || git commit -m "emacs.pkgs.melpa-packages: $(date --iso)" -- recipes-archive-melpa.json