# This is the recipe.sh script. It is executed by BPM in a temporary directory when compiling a source package
# BPM Expects the source code to be extracted into the automatically created 'source' directory which can be accessed using $BPM_SOURCE
# BPM Expects the output files to be present in the automatically created 'output' directory which can be accessed using $BPM_OUTPUT

# The prepare function is executed in the root of the temp directory
# This function is used for putting downloaded files to the correct location or applying patches
prepare() {
  cd "$BPM_SOURCE"

  # Remove Cython version constraints
  sed -i 's|    "Cython>=.*|    "Cython"|g' -i pyproject.toml
}

# The build function is executed in the source directory
# This function is used to compile the source code
build() {
  python -m build --wheel --no-isolation .
}

# The check function is executed in the source directory
# This function is used to run tests to verify the package has been compiled correctly
check() {
  local site_packages=$(python -c "import site; print(site.getsitepackages()[0])")

  # Install module to temporary directory
  python -m installer --destdir="$PWD/tmp_install" dist/*.whl

  PYTHONPATH="$PWD/tmp_install$site_packages" pytest -v
}

# The package function is executed in the source directory
# This function is used to move the compiled files into the output directory
package() {
  python -m installer --destdir "$BPM_OUTPUT" --prefix=/usr dist/*.whl

  # Install package license
  install -Dm644 "$BPM_SOURCE"/LICENSE "$BPM_OUTPUT"/usr/share/licenses/python-levenshtein/LICENSE
}