SRC      := src
CDEBUG   := -g -fsanitize=address,undefined
CXXFLAGS := -Ilib $(CDEBUG)
CPP      := c++
LIBS	   := -lvulkan -lglfw
OUT			 := ./out
BIN			 := $(OUT)/main
CXXCMD   := $(CPP) $(CXXFLAGS) $(LIBS)

define linit
$(wordlist 2,$(words $(1)),x $(1))
endef
define llast
$(lastword $(1))
endef

SRCS=$(wildcard $(SRC)/*)

all: $(BIN)


run: all
	VK_ADD_LAYER_PATH=/usr/share/vulkan/explicit_layer.d/VkLayer_khronos_validation.json VK_LOADER_LAYERS_ENABLE=*validation ./out/main

clean:
	rm -f out/*

cleanlsp:
	rm -f compile_commands.json

cleanall: clean cleanlsp

lsp: $(SRCS)
	rm -f compile_commands.json # TODO figure out how to depend on cleanlsp
	echo [ >> compile_commands.json
	for src in $(call linit,$^)  ; do \
		echo {'"'directory'"': '"'$(PWD)'"', '"'command'"': '"'$(CXXCMD) $^ -o $(BIN)'"', '"'file'"': '"'$$src'"'}, >> compile_commands.json ;\
	done
	echo {'"'directory'"': '"'$(PWD)'"', '"'command'"': '"'$(CXXCMD) $^ -o $(BIN)'"', '"'file'"': '"'$(call llast,$^)'"'} >> compile_commands.json ;\
	echo ] >> compile_commands.json

$(BIN): $(SRCS)
	$(CXXCMD) $^ -o $@