MAKEFLAGS += -R -r

ARDUINO_CLI = arduino-cli
ZIP         = zip

SKETCH   = max80
TARGET   = output/$(SKETCH).ino.bin
GENFILES = $(SKETCH)/data/www.zip
WWW      = www
PORT	?= /dev/ttyACM2

BOARD    = esp32:esp32:esp32s2usb

all: $(TARGET)

$(TARGET): $(shell find $(SKETCH) -type f) $(GENFILES)
	mkdir -p build output
	cd $(SKETCH) && \
		$(ARDUINO_CLI) compile -b $(BOARD) \
			--build-path ../build --output-dir ../output

wwwfiles := $(shell find www -type f -print)

$(SKETCH)/data/www.zip: $(wwwfiles)
	rm -f $@
	( cd www && $(ZIP) -9DrpX - . -x '.*' -x '#*' -x '*~' -x '*.bak' ) \
		> $@

upload: $(TARGET)
	$(ARDUINO_CLI) upload -i $(TARGET) -p $(PORT) -b $(BOARD) $(SKETCH)

clean:
	rm -rf build $(SKETCH)/data/*.zip

spotless: clean
	rm -rf output