.envrc

if ! has nix_direnv_version || ! nix_direnv_version 2.3.0; then
    source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/2.3.0/direnvrc" "sha256-Dmd+j63L84wuzgyjITIfSxSD57Tx7v51DMxVZOsiUD8="
fi
use flake

# If the .venv folder doesn't exist, create a virtualenv.
if [ ! -d .venv ]; then
    python3 -m venv .venv
    rm -rf .direnv/requirements.txt
    rm -rf .direnv/dev-requirements.txt
fi

# Activate the virtualenv
source .venv/bin/activate

# Install the project dependencies
cached_req=$(expand_path .direnv/requirements.txt)

if ! cmp -s $cached_req requirements.txt; then
    mkdir -p .direnv
    pip install -r requirements.txt
    cp requirements.txt $cached_req
fi

cached_devreq=$(expand_path .direnv/dev-requirements.txt)
if ! cmp -s $cached_devreq dev-requirements.txt; then
    mkdir -p .direnv
    pip install -r dev-requirements.txt
    cp dev-requirements.txt $cached_devreq
fi

watch_file requirements.txt
watch_file dev-requirements.txt
watch_file shell.nix