SHELL = /bin/bash

REPOSITORY = https://github.com/jupyterhub/repo2docker.git

check_env_vars:
ifdef OUTPUT_PATH
OUTPUT_PATH := ${OUTPUT_PATH}/jupyterhub-repo2docker
else
	$(error OUTPUT_PATH is undefined)
endif

venv-3.10:
	export PYENV_VERSION=3.10
	python3 -m venv venv

venv-3.8:
	export PYENV_VERSION=3.8
	python3 -m venv venv

repository:
	git clone ${REPOSITORY} repository

2023.06.0: check_env_vars venv-3.10 repository
	source venv/bin/activate
	cd repository
	git checkout tags/$@
	pip install -r docs/requirements.txt
	pip install matplotlib
	pip install .
	cd docs
	make clean
	make dirhtml
	mkdir --parents "${OUTPUT_PATH}"
	cp --recursive _build/dirhtml "${OUTPUT_PATH}/$@"

2021.08.0 2022.10.0: check_env_vars venv-3.8 repository
	source venv/bin/activate
	cd repository
	git checkout tags/$@
	pip install -r docs/doc-requirements.txt
	pip install matplotlib
	pip install .
	cd docs/source/
	mkdir --parents "${OUTPUT_PATH}"
	sphinx-build -b dirhtml . "${OUTPUT_PATH}/$@"

.ONESHELL:
.SUFFIXES:
.PHONY:
.DELETE_ON_ERROR: