NAME = Fireplace
PROJ = org.er2.fireplace

ifeq ($TV,1)
  SDK_VER = 24
  SDK     = 24.0.3
else
  SDK_VER = 19
  SDK     = 19.1.0
endif

SDK_ROOT = ~/Android/Sdk
JAVA_HOME:=$(if $(JAVA_HOME),$(JAVA_HOME),/usr/lib/jvm/java-1.11.0-openjdk-amd64)

VEDBASE = $(SDK_ROOT)/platforms/android-$(SDK_VER)/android.jar

ADB  = $(SDK_ROOT)/platform-tools/adb
AAPT = $(SDK_ROOT)/build-tools/$(SDK)/aapt
DX   = $(SDK_ROOT)/build-tools/$(SDK)/dx
ZIPALIGN=$(SDK_ROOT)/build-tools/$(SDK)/zipalign
JAVAC     = $(JAVA_HOME)/bin/javac
JARSIGNER = $(JAVA_HOME)/bin/jarsigner

PWD=$(shell pwd)

OUT=$(PWD)/bin
GEN=$(PWD)/gen
RES=$(PWD)/res
SRC=$(PWD)/src
#ASS=$(PWD)/assets

SRCS=$(shell find $(SRC) -name '*.java')
CLSS=$(SRCS:$(SRC)/%.java=$(GEN)/%.class)

KEY_PATH ?= debug.keystore
KEY_NAME ?= androiddebugkey
KEY_PASS ?= android

all: debug

debug:
	@$(MAKE) DEBUG=true -C $(PWD) build

release:
	@$(MAKE) -C $(PWD) build

APK=$(OUT)/$(NAME).apk
CDX=$(OUT)/classes.dex

build: $(APK)
$(APK): $(CDX) package sign zip
	@if [ ! -f "$(APK)" ]; then mv $(OUT)/$(NAME).ap_ $(APK); fi
	@$(RM) $(OUT)/$(NAME).ap_

prepare: clean
	@mkdir -p $(OUT) $(GEN)
	@$(AAPT) > /dev/null 2>&1; if ! [ $$? -ne 0 ]; then echo YOU NEED TO install lib32stdc++6 lib32z1; exit 1; fi
	@$(AAPT) p $(if $(DEBUG),--debug-mode,) -I $(VEDBASE) -fm -M $(PWD)/AndroidManifest.xml -J $(GEN) -S $(RES)

$(CDX):
#	dependencies is here to not re-build on every make
	@make -C $(PWD) prepare $(CLSS)
	@$(DX) --dex --output=$@ $(GEN)

$(GEN)/%.class: $(SRC)/%.java
	-@echo Recompiling $@
	@$(JAVAC) $(if $(DEBUG),-g,) -classpath $(VEDBASE) -sourcepath 'src:$(GEN)' -d '$(GEN)' -target 1.7 -source 1.7 $<

package: $(CDX) AndroidManifest.xml
	@$(AAPT) p $(if $(DEBUG),--debug-mode,) -I $(VEDBASE) -f -M $(PWD)/AndroidManifest.xml -S $(RES) -F $(OUT)/$(NAME).ap_ # -A $(ASS)
	@cd $(OUT) && $(AAPT) a $(NAME).ap_ classes.dex
	
sign: package $(KEY_PATH)
	@$(JARSIGNER) -keystore $(KEY_PATH) -storepass '$(KEY_PASS)' $(OUT)/$(NAME).ap_ $(KEY_NAME)

zip: package
	@$(ZIPALIGN) -f 4 $(OUT)/$(NAME).ap_ $(APK)

$(KEY_PATH):
	@yes | keytool -genkey -v -keystore $(KEY_PATH) -storepass '$(KEY_PASS)' -alias $(KEY_NAME) -keypass $(KEY_PASS) -keyalg RSA -keysize 2048 -validity 10000

clean:
	@rm -rf $(OUT) $(GEN)

run: $(OUT)/$(NAME).apk
	-@$(ADB) uninstall $(PROJ)
	@$(ADB) install $^
	@$(ADB) shell monkey -p $(PROJ) -c android.intent.category.LAUNCHER 1