SRC := content
DST := $(HOME)/public_html/site

export DST
export SRC

sources := $(wildcard $(SRC)/*)
targets := $(sources:$(SRC)/%=$(DST)/%)
targets := $(targets:%.py=%)
targets := $(targets:%.md=%)
targets := $(filter-out $(DST)/.%.html,$(targets))

all: $(targets)

.PHONY: all firstpass clean upload
FORCE:

$(DST)/%: $(DST)/%.py FORCE
	python3 $< > $@

$(DST)/%: $(DST)/%.md \
	$(DST)/style.css \
	$(DST)/.include-header.html \
	$(DST)/.before-body.html \
	$(DST)/.after-body.html
	pandoc \
		--include-in-header=$(DST)/.include-header.html \
		--include-before-body=$(DST)/.before-body.html \
		--include-after-body=$(DST)/.after-body.html \
		--css="style.css" \
		--smart \
		--from=markdown+pipe_tables+header_attributes \
		--to=html5 \
		--standalone \
		--base-header-level=2 \
		$< > $@

# If using pandoc >=2, remove --smart and change --from to:
# --from=markdown+pipe_tables+header_attributes+smart \

$(DST)/%: $(SRC)/% | $(DST)
	cp --preserve=timestamps $< $@

$(DST):
	mkdir -p $(DST)

firstpass: $(filter-out $(DST)/index.html,$(filter $(DST)/%.html,$(targets)))

$(DST)/map.json: | firstpass

.INTERMEDIATE: $(DST)/index.html.md
$(DST)/index.html.md: $(DST)/map.json

watch:
	while inotifywait -r content/ -e close_write; do $(MAKE) -rRj4; done

clean:
	rm -f $(targets)