NAME = de-auditu

PANDOC   = pandoc -S -s --number-sections
INKSCAPE = inkscape
KRITA    = krita
CONVERT  = convert
SED      = sed

PDF  = $(NAME).pdf
EPUB = $(NAME).epub
HTML = $(NAME).html
BOOKCOVER = bookcover.pdf

ISBN-epub = 978-2-9562044-0-4
ISBN-pdf  = 978-2-9562044-1-1
ISBN-html = 000-0-0000000-0-0

ALL = $(PDF) $(EPUB) $(HTML) $(BOOKCOVER)

all: $(ALL)
epub: $(EPUB)
pdf: $(PDF)
html: $(HTML)

lapin.png: artwork/lapin-matin.svg
	$(INKSCAPE) -e $@ $<

DRAWING_KRA = artwork/de-auditu-2200x3541.kra
DRAWING_PNG = $(DRAWING_KRA:.kra=.png)
COVER_SRC = artwork/bookcover.svg

$(DRAWING_PNG): $(DRAWING_KRA)
	$(KRITA) --export --export-filename $@ $<

$(BOOKCOVER): $(COVER_SRC) $(DRAWING_PNG)
	$(INKSCAPE) -d 300 -A $@ $<

cover-epub.png: $(COVER_SRC) $(DRAWING_PNG)
	$(INKSCAPE) -i front -w 800 -e $@ $<
cover-epub.jpg: cover-epub.png
	$(CONVERT) $< $@

opening-%.mkd:
	$(SED) 's/ISBN_TOKEN/$(ISBN-$*)/' opening.tpl.mkd > $@

define set_src_var
SRC-$(1) = metadata.yaml opening-$(1).mkd $(NAME).mkd $(sort $(wildcard chapters/*.mkd))
endef

OUTPUTS = pdf epub html
$(foreach output,$(OUTPUTS),$(eval $(call set_src_var,$(output))))

$(EPUB): $(SRC-epub) lapin.png cover-epub.jpg
	$(PANDOC) \
		--epub-stylesheet=style.css \
		--epub-cover-image=cover-epub.jpg \
		$(SRC-epub) -o $@

$(PDF): $(SRC-pdf) lapin.png
	$(PANDOC) \
		-V geometry:paperwidth=5in \
		-V geometry:paperheight=8in \
		-V documentclass=memoir \
		-V header-includes="\\usepackage{caption}\\captionsetup{labelformat=empty}\\setstocksize{8in}{5in}" \
		$(SRC-pdf) -o $@

$(HTML): $(SRC-html) lapin.png
	$(PANDOC) \
		--css=style.css \
		$(SRC-html) -o $@

clean:
	$(RM) cover-epub.png
	$(RM) $(wildcard opening-*.mkd)
	$(RM) $(DRAWING_PNG)

distclean: clean
	$(RM) cover-epub.jpg
	$(RM) lapin.png
	$(RM) $(ALL)

.PHONY: all epub pdf html clean