CONFIGS = $(patsubst /%,%,$(shell cat configs))
STORE = $(patsubst /%,%,$(shell cat store))
CP = mkdir -p $(dir $@) && cp -a
IGNORE_FILE = $(shell test -d .git/info && echo .git/info/exclude || echo .gitignore)
GIT_COMMIT = git commit -m"add $@" --no-gpg-sign --no-signoff
SELECTOR != command -v sk || command -v fzy || command -f fzf

.PHONY: all
all: init backup.tgz $(IGNORE_FILE)

backup.tgz: $(CONFIGS) $(STORE)
	tar czf $@ $^

$(IGNORE_FILE): store
	echo $(STORE) backup.tgz | tr ' ' '\n' > $@

.PHONY: init
init: configs store

configs store:
	while con="$$(find /var /etc/ /sys/ -maxdepth 2 -mindepth 1 -type f 2>/dev/null  | $(SELECTOR) -p "Select files for $@\nPress Ctrl+d once done")"; do \
	echo "$$con"; \
	done > $@

$(CONFIGS): %: /%
	$(CP) $< $@
	git add $@
	$(GIT_COMMIT)
	$(info made git commit for $@)
$(STORE): %: /%
	$(CP) $< $@

clean:
	$(RM) -r $(CONFIGS) $(STORE) backup.tgz