set(PROJECT_NAME "proto")

cmake_minimum_required(VERSION 3.16)

PROJECT( ${PROJECT_NAME} )

option(USE_TCP "build with tcp" ON)
option(USE_SSL "build with ssl" OFF)
option(USE_WS "build with websocket over http" OFF)
option(USE_WSS "build with websocket over https" OFF)
option(USE_SQLITE3 "build with sqlite3" ON)
option(USE_ALL_SQLITE3 "build with sqlite3" OFF)
option(USE_RAPIDJSON "build json by rapidjson" ON)
option(USE_OPENSSL "build openssl" ON)

IF(${CMAKE_SYSTEM_NAME} MATCHES "Emscripten")
	message(STATUS "build by wasm")
	SET(USE_WASM ON)
	set(USE_TCP OFF)
	set(USE_SSL OFF)
	set(USE_WS OFF)
	set(USE_WSS OFF)
	set(USE_SQLITE3 OFF)
	set(USE_ALL_SQLITE3 OFF)
	add_definitions(-DUSE_WASM -D__linux__)
ELSE()
	SET(USE_WASM OFF)
ENDIF()

IF(NOT USE_SQLITE3)
	SET(USE_ALL_SQLITE3 OFF)
ENDIF()

string(TIMESTAMP COMPILE_DATE %Y%m%d)
string(TIMESTAMP COMPILE_TIME %H%M%S)
SET(BUILD_DATE ${COMPILE_DATE})
SET(BUILD_TIME ${COMPILE_TIME})

message(STATUS "Building with ${CMAKE_C_COMPILER_ID} ${CMAKE_C_COMPILER_VERSION} on ${CMAKE_SYSTEM}")

INCLUDE(cmake/MSVCVer.cmake)
INCLUDE(cmake/Utils.cmake)

IF(MSVC)
	set(CMAKE_GENERATOR_PLATFORM x64)
	SET(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /Zi")
	SET(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} /DEBUG /OPT:REF /OPT:ICF")
	SET(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE} /DEBUG /OPT:REF /OPT:ICF")
	set_property(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} PROPERTY VS_STARTUP_PROJECT ${PROJECT_NAME})
	SET(ENABLE_MSVC_MP ON)
	MARK_AS_ADVANCED(WIN32_USE_MP)
	IF(WIN32_USE_MP)
		SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP")
	ENDIF(WIN32_USE_MP)
ELSE()
    set(CMAKE_C_FLAGS "$ENV{CFLAGS} -Wall -Wextra -Wno-sign-compare -Wno-missing-field-initializers -Wundef -Wuninitialized -Wunused -Wno-unused-parameter -Wwrite-strings -Wchar-subscripts -funsigned-char")
    set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS} -DDEBUG -O0 -g3")
    set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS} -DNDEBUG -O2 -g")
	set(CMAKE_POSITION_INDEPENDENT_CODE ON)
ENDIF()

set(CMAKE_INCLUDE_CURRENT_DIR ON)
SET_PROPERTY(GLOBAL PROPERTY USE_FOLDERS ON)
set(CMAKE_CONFIGURATION_TYPES "Debug;Release;")

set(CMAKE_CXX_STANDARD 14)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)

SET(EXECUTABLE_OUTPUT_PATH ${PROJECT_SOURCE_DIR}/bin/${SYS})
SET(LIBRARY_OUTPUT_PATH ${PROJECT_SOURCE_DIR}/bin/${SYS})

SET(INCDIR ${PROJECT_SOURCE_DIR}/inc)

if(WIN32)
	add_compile_options(/wd4251)
	add_compile_options(/wd4275)
	#add_definitions(-DNOMINMAX)
	if(MSVC)
		add_definitions(-D_CRT_SECURE_NO_DEPRECATE)
	endif()
endif()

include_directories(${PROJECT_SOURCE_DIR}/inc)

configure_file(${PROJECT_SOURCE_DIR}/inc/MqttBuildInfo.h.in
	${PROJECT_SOURCE_DIR}/inc/MqttBuildInfo.h)

add_definitions(-DSQLITE_HAS_CODEC
	-DSQLITE_ENABLE_COLUMN_METADATA
	-DSQLITE_TEMP_STORE=2
)

IF(USE_OPENSSL)
	add_subdirectory(src/libressl)
	set(OPENSSL_INCLUDE_DIR ${PROJECT_SOURCE_DIR}/src/libressl/include)
ELSE()
	add_subdirectory(src/crypt)
	set(OPENSSL_INCLUDE_DIR ${PROJECT_SOURCE_DIR}/src/crypt/include)
ENDIF()

if(USE_SQLITE3)
	add_subdirectory(src/sqlcipher)
endif()

add_subdirectory(src/protobuf)
add_subdirectory(src/proto)
add_subdirectory(src/zlib)

IF(NOT USE_WASM)
	add_subdirectory(src/MqttClient)
	add_subdirectory(tests)
ENDIF()