CXX = g++
CC = gcc

LUA_SRC = $(wildcard src/lua/*.c)
LUA_OBJ = $(patsubst src/lua/%.c, build/lua/%.o, $(LUA_SRC))

SRC_CPP = src/main.cpp
OBJ_CPP = build/main.o

APP_NAME = ShowdownOfTheSticks
BUILD_DIR = build
UNAME_S := $(shell uname -s)

ifeq ($(UNAME_S),Darwin)
    TARGET_DIR = $(BUILD_DIR)/$(APP_NAME).app/Contents/MacOS
    TARGET = $(TARGET_DIR)/$(APP_NAME)
    INFO_PLIST = $(BUILD_DIR)/$(APP_NAME).app/Contents/Info.plist
    MAKE_APP = true
else
    TARGET_DIR = $(BUILD_DIR)
    TARGET = $(TARGET_DIR)/$(APP_NAME)
    MAKE_APP = false
endif

CXXFLAGS = -I/opt/homebrew/include -D_THREAD_SAFE -std=c++17
CFLAGS = -I/opt/homebrew/include -D_THREAD_SAFE

LDFLAGS = -L/opt/homebrew/lib -lSDL2

all: $(TARGET)

$(TARGET): $(OBJ_CPP) $(LUA_OBJ)
	mkdir -p $(TARGET_DIR)
	$(CXX) $(OBJ_CPP) $(LUA_OBJ) -o $(TARGET) $(LDFLAGS)
ifeq ($(MAKE_APP),true)
	mkdir -p $(dir $(INFO_PLIST))
	cp Info.plist $(INFO_PLIST)
endif

build/main.o: src/main.cpp
	mkdir -p build
	$(CXX) $(CXXFLAGS) -c src/main.cpp -o build/main.o

build/lua/%.o: src/lua/%.c
	mkdir -p build/lua
	$(CC) $(CFLAGS) -c $< -o $@

clean:
	rm -rf $(BUILD_DIR)