SUDO ?= sudo

LIB ?= /usr/lib/battery-status
SYSTEMD_PATH ?= /usr/lib/systemd/system

LIB_FILES := battery-common-lib.sh battery-low-alert.sh battery-status-toggle.sh
LIB_TARGETS := $(addprefix $(LIB)/,$(LIB_FILES))

SYSTEMD_FILES := battery-status-toggle.service battery-status-toggle.path
SYSTEMD_TARGETS := $(addprefix $(SYSTEMD_PATH)/,$(SYSTEMD_FILES))

$(LIB):
	mkdir $@

$(LIB)/battery-common-lib.sh:
	$(SUDO) cp ./battery-common-lib.sh $@

$(LIB)/battery-low-alert.sh:
	$(SUDO) cp ./battery-low-alert.sh $@

$(LIB)/battery-status-toggle.sh:
	$(SUDO) cp ./battery-status-toggle.sh $@

./battery-status-toggle.service:
	PREFIX=$(SYSTEMD_PATH) ./battery-status-toggle.service.template

$(SYSTEMD_PATH)/battery-status-toggle.service: ./battery-status-toggle.service
	$(SUDO) cp ./battery-status-toggle.service $@

$(SYSTEMD_PATH)/battery-status-toggle.path:
	$(SUDO) cp ./battery-status-toggle.path $@

install: $(LIB_TARGETS) $(SYSTEMD_TARGETS)
	$(SUDO) systemctl daemon-reload

enable: install
	$(SUDO) systemctl enable --now battery-status-toggle.path

clean:
	$(SUDO) rm -f $(SYSTEMD_TARGETS) $(LIB_TARGETS)
	rm -f ./battery-status-toggle.service

.PHONY: install enable clean