.PHONY: all release dev install clean uninstall run run-dialog

PREFIX ?= /usr/local
BINDIR ?= $(PREFIX)/bin
LIBEXECDIR ?= $(PREFIX)/libexec
SYSCONFDIR ?= $(PREFIX)/etc
DATADIR ?= $(PREFIX)/share

APPLICATIONS_DIR = $(DATADIR)/applications
CONFIG_DIR = $(SYSCONFDIR)/xdg/bscreensaver
HELPER_DIR = $(LIBEXECDIR)/bscreensaver
HELPERS = \
	bscreensaver-dbus-service \
	bscreensaver-systemd \
	bscreensaver-dialog-gtk3 \
	$(NULL)

INSTALL ?= install

RUST_RELEASE_CHANNEL = nightly
ifeq ($(RUST_RELEASE_CHANNEL),nightly)
	RUST_RELEASE_CHANNEL_ARG = +nightly
else
	FEATURES_ARGS = --no-default-features
endif

DEV_LOG_LEVEL = debug

all: release

release:
	HELPER_DIR=$(HELPER_DIR) cargo $(RUST_RELEASE_CHANNEL_ARG) build $(FEATURES_ARGS) --release

dev:
	HELPER_DIR=target/debug cargo $(RUST_RELEASE_CHANNEL_ARG) build $(FEATURES_ARGS)

install: release
	$(INSTALL) -m 0755 -d $(BINDIR) $(HELPER_DIR) $(CONFIG_DIR) $(APPLICATIONS_DIR)
	$(INSTALL) -m 0755 target/release/bscreensaver target/release/bscreensaver-command target/release/bscreensaver-settings $(BINDIR)
	$(INSTALL) -m 0755 $(addprefix target/release/,$(HELPERS)) $(HELPER_DIR)
	$(INSTALL) -m 0644 bscreensaver.toml.example $(CONFIG_DIR)
	$(INSTALL) -m 0644 settings/bscreensaver-settings.desktop $(APPLICATIONS_DIR)

clean:
	cargo $(RUST_RELEASE_CHANNEL_ARG) clean

uninstall:
	rm -f $(BINDIR)/bscreensaver $(BINDIR)/bscreensaver-command $(BINDIR)/bscreensaver-settings $(addprefix $(HELPER_DIR)/,$(HELPERS)) || true
	rmdir -p $(BINDIR) $(HELPER_DIR) || true
	rmdir -p $(PREFIX) || true

run: dev
	BSCREENSAVER_LOCAL_DEV=1 \
	RUST_BACKTRACE=1 \
	BSCREENSAVER_LOG=$(DEV_LOG_LEVEL) \
	BSCREENSAVER_DBUS_SERVICE_LOG=$(DEV_LOG_LEVEL) \
	BSCREENSAVER_SYSTEMD_LOG=$(DEV_LOG_LEVEL) \
	BSCREENSAVER_DIALOG_GTK3_LOG=$(DEV_LOG_LEVEL) \
	HELPER_DIR=target/debug \
	cargo $(RUST_RELEASE_CHANNEL_ARG) run $(FEATURES_ARGS) --bin bscreensaver

run-dialog:
	RUST_BACKTRACE=1 \
	BSCREENSAVER_DIALOG_GTK3_LOG=$(DEV_LOG_LEVEL) \
	BSCREENSAVER_DIALOG_STANDALONE=1 \
	cargo $(RUST_RELEASE_CHANNEL_ARG) run $(FEATURES_ARGS) --bin bscreensaver-dialog-gtk3