EXE = main 

sdl2ibdir = sdllib

ifndef target 
	target=linux
endif

ifeq ($(target),windows)
	CC=x86_64-w64-mingw32-gcc -DWIN32 -g
	SDL_INCLUDE = -Dmain=SDL_main -Lsdllib -lSDL2main -lSDL2main -lSDL2_mixer -lSDL2_ttf -lSDL2 -lmingw32 -lSDL2main -lSDL2 -mwindows  -Wl,-static -lpthread -lm
	CCFLAGS=$(SDL_INCLUDE) -O2
else
ifeq ($(target),web)
	CC=emcc 
	SDL_INCLUDE= -s USE_SDL=2 -s USE_SDL_MIXER=2 -s USE_SDL_TTF=2 -s FULL_ES3=1 --preload-file "TerminusTTF.ttf"
	CCFLAGS=$(SDL_INCLUDE) -O2
else
	CC=gcc -D__linux__ 
	SDL_INCLUDE= -lSDL2 -lSDL2_ttf -lSDL2_mixer -lm 
	CCFLAGS=$(SDL_INCLUDE) -O3
endif
endif

ifdef debug
	CC += -fsanitize=address -g -ggdb -fno-omit-frame-pointer -Wall
endif

.PHONY: default
.PHONY: all
.PHONY: run 
.PHONY: dist 
.PHONY: web

default: all 

dist: all
	mkdir -p dist
	mkdir -p dist/windows
	cp build/main.exe dist/windows
	cp build/SDL2.dll dist/windows
	cp README.md dist/windows
	cd dist && zip -r windows.zip windows 

distlin: all
	mkdir -p dist
	mkdir -p dist/linux
	cp build/main dist/linux
	cp README.md dist/linux
	cd dist && zip -r linux.zip linux 


run: all
	./main

all: $(EXE)

web: $(EXE)
	$(CC) -o build/index.html build/main.o build/vect.o build/game.o build/draw.o build/environment.o build/controlscheme.o build/colours.o build/datatypes.o build/audio.o $(CCFLAGS) 


$(EXE): prebuild   build/main.o build/vect.o build/game.o build/draw.o build/controlscheme.o build/environment.o build/colours.o build/datatypes.o build/audio.o 
	cd build && $(CC) -o $(EXE) main.o vect.o game.o draw.o environment.o controlscheme.o colours.o datatypes.o audio.o $(CCFLAGS) 

build/colours.o: c-colours/colours.c c-colours/colours.h
	$(CC) -c c-colours/colours.c -o build/colours.o $(CCFLAGS) 

build/datatypes.o: datastructures/datatypes.c datastructures/datatypes.h
	$(CC) -c datastructures/datatypes.c -o build/datatypes.o $(CCFLAGS) 

build/main.o: src/main.c
	$(CC) -c src/main.c -o build/main.o $(CCFLAGS) 

build/game.o: src/game.c src/game.h
	$(CC) -c src/game.c -o build/game.o $(CCFLAGS) 

build/draw.o: src/draw.c src/draw.h
	$(CC) -c src/draw.c -o build/draw.o  $(CCFLAGS) 

build/vect.o: src/vect.c src/vect.h
	$(CC) -c src/vect.c -o build/vect.o  $(CCFLAGS) 

build/controlscheme.o: src/controlscheme.c src/controlscheme.h
	$(CC) -c src/controlscheme.c -o build/controlscheme.o  $(CCFLAGS) 

build/environment.o: src/environment.c src/environment.h
	$(CC) -c src/environment.c -o build/environment.o  $(CCFLAGS) 

build/audio.o: src/audio.c src/audio.h
	$(CC) -c src/audio.c -o build/audio.o  $(CCFLAGS) 

clean:
	rm build/*.o

prebuild:
	mkdir -p build
	ln -srf datastructures src/ 
	ln -srf c-colours src/