#Binaries
BLENDER?="$(shell where blender | head -n 1)"
MOONC?="$(shell where moonc | head -n 1)"
CONVERT?="$(shell where magick | head -n 1)"
CP = cp
CAT = cat
CD = cd
AMULET?="$(shell where amulet | head -n 1)"
LUA = lua
MV = mv
UNZIP = unzip -o #overwrite without asking
HTTP_SERVER = python -m http.server #STL
OPEN_BROWSER = rundll32 url.dll,FileProtocolHandler http://localhost:8000
ECHO=echo

moon_files = $(wildcard src/*.moon)
lua_files = $(wildcard src/*.lua)
build_moon_files = $(moon_files:src/%.moon=build/%.lua)
debug_moon_files = $(moon_files:src/%.moon=debug/%.lua.X)
build_lua_files = $(lua_files:src/%.lua=build/%.lua)

#Sprites from models
model_files = $(wildcard data_src/models/*.blend)
raw_imgs = $(model_files:data_src/models/%.blend=data_src/img_raw/%_raw.png)
static_files = $(wildcard data_src/*.jpg) $(wildcard data_src/*.png)
static_imgs = $(static_files:data_src/%=build/data/%)
sprites = $(raw_imgs:data_src/img_raw/%_raw.png=build/data/%.png)
all_files = $(build_moon_files) $(build_lua_files) $(debug_moon_files) $(sprites)

all ggj20-1.0.0-html.zip : $(build_lua_files) $(build_moon_files) $(sprites) $(static_imgs)
	$(AMULET) export -r -windows -mac -linux -html build

serve: ggj20-1.0.0-html.zip
	$(UNZIP) $^
	$(OPEN_BROWSER)
	$(CD) ggj20 && $(HTTP_SERVER)

dev: $(build_lua_files) $(build_moon_files) $(debug_moon_files) $(sprites) $(static_imgs)
	$(CD) build && $(AMULET) 2> err.log || true
	$(CAT) build/err.log | $(LUA) rewrite.lua

$(build_moon_files) : build/%.lua : src/%.moon
	$(MOONC) -o $@ $<

$(debug_moon_files) : debug/%.lua.X : src/%.moon
	$(MOONC) -X $< > $@

$(build_lua_files) : build/%.lua : src/%.lua
	$(CP) $< $@

#Convert images to our reduce 64 colors
$(sprites) : build/data/%.png : data_src/img_raw/%_raw.png
	$(CONVERT) $^ +dither -remap aap-64-1x.png $@

$(raw_imgs) : data_src/img_raw/%_raw.png : data_src/models/%.blend
	$(BLENDER) -b $^ -o //../../$(@:%_raw.png=%_raw_) -f 1
	$(MV) $(@:%_raw.png=%_raw_0001.png) $@

$(static_imgs) : build/data/% : data_src/%
	$(CP) $^ $@

clean:
	$(RM) -f debug/*
	$(RM) -f build/*.lua
	$(RM) -f build/data/*.png
	$(RM) -f data_src/img_raw/*.png
	$(RM) -f build/out.log
	$(RM) -f build/err.log
	$(RM) -f *.zip
	$(RM) -rf ggj20