PYTHON=python3

.PHONY: run
run: templates/S2_perm_sw.html templates/S4_server.py venv static/i-ico.png
	($(VENVACT) && python templates/S4_server.py )

VENVACT=. ./venv/bin/activate

venv:
	$(PYTHON) -m venv venv && ( $(VENVACT) && pip install flask ecdsa pywebpush) || rm -rf venv

# python S1_vapid.py 

templates/S2_perm_sw.html: src/S2_perm_sw.html keys/public_key.txt
	mkdir -p templates
	sed -e 's/YOUR-PUBLIC-KEY/'"$$(cat keys/public_key.txt)"'/' < src/S2_perm_sw.html > templates/S2_perm_sw.html

templates/S4_server.py: src/S4_server.py keys/private_key.txt
	if [ -z "$(EMAIL)" ]; then echo Must specify EMAIL.; exit 1; fi
	mkdir -p templates
	sed -e 's/your@email.com/$(EMAIL)/' -e 's/YOUR-PRIVATE-KEY/'"$$(cat keys/private_key.txt)"'/' < src/S4_server.py > templates/S4_server.py
	# XXX - HOST_* and VAPID_SUBJECT

keys/public_key.txt keys/private_key.txt: venv S1_vapid.py
	( $(VENVACT) && python S1_vapid.py )

static/i-ico.png:
	echo P6 1 1 255 255 0 0 | pnmtopng > $@