cmake_minimum_required(VERSION 3.10.0)
project(ai-box VERSION 0.1.0 LANGUAGES C CXX)
set(CMAKE_CXX_STANDARD 17)

if (POLICY CMP0091)
cmake_policy(SET CMP0091 NEW)
endif (POLICY CMP0091)

if(NOT DEFINED CMAKE_BUILD_TYPE)
	set(CMAKE_BUILD_TYPE Release)
endif()

set(NODE_ADDON_FOUND OFF)

include_directories(cxx)

# FFmpeg
set(FFMPEG_CMAKE_FILE ${CMAKE_SOURCE_DIR}/thirdpart/FFmpeg/config.cmake)
if(EXISTS ${FFMPEG_CMAKE_FILE})
	include(${FFMPEG_CMAKE_FILE})
	message(STATUS "FFMPEG_LIB_DIR: ${FFMPEG_LIB_DIR}")
	message(STATUS "FFMPEG_INCLUDE_DIR: ${FFMPEG_INCLUDE_DIR}")
	message(STATUS "FFMPEG_LIBS: ${FFMPEG_LIBS}")
	include_directories(${FFMPEG_INCLUDE_DIR})
	link_directories(${FFMPEG_LIB_DIR})
else()
	message(FATAL_ERROR "FFmpeg not found")
endif()

# NodeJS
execute_process(
	COMMAND node ${CMAKE_SOURCE_DIR}/thirdpart/cmake-js-util.js --include
	RESULT_VARIABLE CMAKE_JS_RESULT
	OUTPUT_VARIABLE CMAKE_JS_INC
	OUTPUT_STRIP_TRAILING_WHITESPACE
)
if(CMAKE_JS_RESULT EQUAL 0)
	execute_process(
		COMMAND node ${CMAKE_SOURCE_DIR}/thirdpart/cmake-js-util.js --src
		RESULT_VARIABLE CMAKE_JS_RESULT
		OUTPUT_VARIABLE CMAKE_JS_SRC
		OUTPUT_STRIP_TRAILING_WHITESPACE
	)
	if(CMAKE_JS_RESULT EQUAL 0)
		execute_process(
			COMMAND node ${CMAKE_SOURCE_DIR}/thirdpart/cmake-js-util.js --lib
			RESULT_VARIABLE CMAKE_JS_RESULT
			OUTPUT_VARIABLE CMAKE_JS_LIB
			OUTPUT_STRIP_TRAILING_WHITESPACE
		)
	endif()
	# ReleaseVersion
	if(CMAKE_JS_RESULT EQUAL 0)
		execute_process(
			COMMAND node ${CMAKE_SOURCE_DIR}/thirdpart/cmake-js-util.js --release
			RESULT_VARIABLE CMAKE_JS_RESULT
			OUTPUT_VARIABLE RELEASE_VERSION
			OUTPUT_STRIP_TRAILING_WHITESPACE
		)
		if(CMAKE_JS_RESULT EQUAL 0)
			message(STATUS "RELEASE_VERSION: ${RELEASE_VERSION}")
			add_compile_definitions(RELEASE_VERSION="${RELEASE_VERSION}")
		endif()
	endif()

	# NAPI
	if(CMAKE_JS_RESULT EQUAL 0)
		execute_process(
			COMMAND node ${CMAKE_SOURCE_DIR}/thirdpart/cmake-js-util.js --napi
			RESULT_VARIABLE CMAKE_JS_RESULT
			OUTPUT_VARIABLE NODE_ADDON_API_DIR
		)
	endif()
	if(CMAKE_JS_RESULT EQUAL 0)
		message(STATUS "CMAKE_JS_INC: ${CMAKE_JS_INC}")
		message(STATUS "CMAKE_JS_SRC: ${CMAKE_JS_SRC}")
		message(STATUS "CMAKE_JS_LIB: ${CMAKE_JS_LIB}")
		message(STATUS "NODE_ADDON_API_DIR: ${NODE_ADDON_API_DIR}")
		include_directories(${CMAKE_JS_INC} ${NODE_ADDON_API_DIR})
		set(NODE_ADDON_FOUND ON)
	endif()
endif()
if(NOT (CMAKE_JS_RESULT EQUAL 0))
	message(FATAL_ERROR "cmake js config failed")
endif()


# 平台特定的库
if(MSVC)
	set(PLATFORM_LIBS ws2_32 winmm strmiids mfplat mfuuid Ws2_32 Secur32 Bcrypt)
endif()

include_directories(thirdpart/FFmpeg/include)
link_directories(thirdpart/FFmpeg/lib)
add_executable(ffmpeg cxx/main.cc)
target_link_libraries(ffmpeg ${PLATFORM_LIBS} ${FFMPEG_LIBS})