CXX = g++
CXXFLAGS = -std=c++20 -O3 -Wall -Wextra -Wpedantic
LDFLAGS = -lsfml-graphics -lsfml-window -lsfml-system

NAME = osu++

INCLUDE = include
CXXFLAGS += -I$(INCLUDE)

SRC = src
BIN = target
PREPROCESSED = preprocessed

_PROG = HitObjectDrawable.cpp main.cpp osuparser.cpp TextureManager.cpp
PROG = $(addprefix $(SRC)/, $(_PROG))

OBJ = $(_PROG:.cpp=.o)

.PHONY: all clean

all: dirs $(NAME)

dirs:
	mkdir -p $(BIN)
	mkdir -p $(PREPROCESSED)

$(NAME): $(OBJ)
	$(CXX) $(addprefix $(BIN)/, $^) $(LDFLAGS) -o $(BIN)/$@

%.o: $(SRC)/%.cpp
	$(CXX) -c $< $(CXXFLAGS) -o $(BIN)/$@

clean:
	rm -rf $(addprefix $(BIN)/, $(OBJ))
	rm -rf $(BIN)/$(NAME)
	rm -rf $(BIN)
	rm -rf $(PREPROCESSED)

TMP = temp

tmp:
	mkdir -p $(TMP)

_PP_HXX = osuparser.hpp config.hpp
_PP_CXX = osuparser.cpp
_PP = $(_PP_HXX) $(_PP_CXX)
PP = $(addprefix $(PREPROCESSED)/, $(_PP))

preprocess: dirs tmp $(PP)
	rm -rf $(TMP)

$(PREPROCESSED)/%.hpp: $(INCLUDE)/%.hpp
	$(CXX) $(CXXFLAGS) -E $< > $(TMP)/$(@:$(PREPROCESSED)/%=%)
	clang-format $(TMP)/$(@:$(PREPROCESSED)/%=%) > $@

$(PREPROCESSED)/%.cpp: $(SRC)/%.cpp
	$(CXX) $(CXXFLAGS) -E $< > $(TMP)/$(@:$(PREPROCESSED)/%=%)
	clang-format $(TMP)/$(@:$(PREPROCESSED)/%=%) > $@