.PHONY: help

help: ## Print the help message
	@awk 'BEGIN {FS = ":.*?## "} /^[0-9a-zA-Z._-]+:.*?## / {printf "\033[36m%s\033[0m : %s\n", $$1, $$2}' $(MAKEFILE_LIST) | \
		sort | \
		column -s ':' -t

.PHONY: check
check: ## Check you have all dependencies
	@command -v graph-easy >/dev/null || { echo "Install perl-graph-easy" && exit 1 ;}
	@command -v recsel >/dev/null || { echo "Install recutils" && exit 1 ;}
	@command -v lowdown >/dev/null || { echo "Install lowdown" && exit 1 ;}
	@echo "All dependencies installed"

########## Network Map ##########

graph_cmd = graph-easy --boxart

queries = queries authqueries

query_formats = $(patsubst %, .dbs/%.txt, $(queries))

.dbs/:
	mkdir $@

$(query_formats): .dbs/%.txt: | .dbs/
	echo "[ {{name}} ] -- $(basename $(@F)) --> [ {{$(basename $(@F))}} ]" > $@

.PHONY: map
map: .dbs/network.txt ## Show a network map
	$(graph_cmd) < $<

.dbs/network.txt: network.rec $(query_formats)
	$(RM) .dbs/network.txt
	$(foreach relation, $(queries), \
	recsel $< -t lxc -e "$(relation) != ''" -p name,$(relation) | recfmt -f .dbs/$(relation).txt >> $@ ;\
	)

########## Man Pages ##########

mandir = $(HOME)/.local/man/man6

kralizec_docs != grep -rl "^section:" kralizec 
kralmans = $(kralizec_docs:kralizec/%/README.md=$(mandir)/%.6)

$(mandir)/%.6: kralizec/%/README.md
	lowdown -stman $< > $@

krov_docs != grep -rl "^section:" krov 
krovmans = $(krov_docs:krov/%/README.md=$(mandir)/%.6)

$(mandir)/%.6: krov/%/README.md
	lowdown -stman $< > $@

splint_docs != grep -rl "^section:" splintrs
splintmans = $(splint_docs:splintrs/%/README.md=$(mandir)/%.6)

$(mandir)/%.6: splintrs/%/README.md
	lowdown -stman $< > $@

setup_docs != grep -rl "^section:" setup 
setupmans = $(setup_docs:setup/%.md=$(mandir)/%.6)

$(mandir)/%.6: setup/%.md
	lowdown -stman $< > $@

$(mandir):
	mkdir -p $@

$(kralmans) $(krovmans) $(splintmans) $(setupmans) :| $(mandir)

.PHONY: pages
pages: $(kralmans) $(krovmans) $(setupmans) $(splintmans)
	$(info $(kralmans))
	@test ! $(command -v mandb) || mandb --user-db
	$(info Open DMZ's man pages with 'man 6 <tab>')

##########

clean:
	$(RM) $(kralmans) $(krovmans)
	$(RM) -r .dbs