PANDOC = pandoc
LATEX = lualatex
LATEX_FLAGS = \
	-file-line-error \
	-recorder \
	-interaction=nonstopmode \
	-halt-on-error \
	--shell-escape
PANDOC_FLAGS = --top-level-division=section
PANDOC_DOCX_FLAGS = --reference-doc=pandoc/reference.docx
PANDOC_ODT_FLAGS = --reference-doc=pandoc/reference.odt
SOFFICE = soffice
SOFFICE_FLAGS = --headless

MARKDOWN_INPUTS = $(wildcard *.md)

.PHONY: all build clean clean-pdf clean-tex clean-odt clean-docx default

TEXINPUTS := .:./pkg/:$(TEXINPUTS)
export TEXINPUTS

default: all

all: all-docx all-odt all-pdf all-tex

all-tex: $(addsuffix .tex,$(basename $(MARKDOWN_INPUTS)))

all-docx: $(addsuffix .docx,$(basename $(MARKDOWN_INPUTS)))

all-odt: $(addsuffix .odt,$(basename $(MARKDOWN_INPUTS)))

all-pdf: $(addsuffix .pdf,$(basename $(MARKDOWN_INPUTS)))

clean: clean-docx clean-odt clean-pdf clean-tex

clean-docx:
	rm -f $(addsuffix .docx,$(basename $(MARKDOWN_INPUTS)))

clean-tex:
	rm -f $(addsuffix .tex,$(basename $(MARKDOWN_INPUTS)))

clean-pdf:
	rm -f \
		$(addsuffix .aux,$(basename $(MARKDOWN_INPUTS))) \
		$(addsuffix .pdf,$(basename $(MARKDOWN_INPUTS))) \
		$(addsuffix .out,$(basename $(MARKDOWN_INPUTS))) \
		$(addsuffix .fls,$(basename $(MARKDOWN_INPUTS))) \
		$(addsuffix .log,$(basename $(MARKDOWN_INPUTS))) \
		$(addsuffix .toc,$(basename $(MARKDOWN_INPUTS))) \
		missfont.log

clean-odt:
	rm -f $(addsuffix .odt,$(basename $(MARKDOWN_INPUTS)))

%.docx: %.odt
	$(SOFFICE) $(SOFFICE_FLAGS) --convert-to docx $<

%.odt: %.md
	@echo $< "->" $@
	tmpname=$(shell mktemp ~.tmp_XXXXXX.odtpandoc) &&\
		$(PANDOC) $(PANDOC_FLAGS) $(PANDOC_ODT_FLAGS) $< -o "$$tmpname" &&\
		$(SOFFICE) $(SOFFICE_FLAGS) --convert-to odt "$$tmpname" &&\
		rm -f "$$tmpname" &&\
		mv "$$(basename "$$tmpname" .odtpandoc).odt" $@

%.pdf: %.tex
	@echo $< "->" $@
	$(LATEX) $(LATEX_FLAGS) $(LATEX_PDF_FLAGS) $< 1>/dev/null
	$(LATEX) $(LATEX_FLAGS) $(LATEX_PDF_FLAGS) $< 1>/dev/null

%.tex: %.md
	@echo $< "->" $@
	$(PANDOC) $(PANDOC_FLAGS) $(PANDOC_TEX_FLAGS) --listings -s $< -o $@