#国密加解密库

message(STATUS "***** Find SM Library *****")

#寻找头文件
unset(SM_INCLUDE_DIR CACHE)
find_path(SM_INCLUDE_DIR
    NAMES smclass.h
    PATHS ${CMAKE_CURRENT_LIST_DIR}/inc
    NO_DEFAULT_PATH
)

#查找源文件
# find_path(SM_SOURCES_DIR
#     NAMES smclass.cpp
#     PATHS ${CMAKE_CURRENT_LIST_DIR}/src
#     NO_DEFAULT_PATH
# )

unset(SM_SOURCES CACHE)
list(APPEND SM_SOURCES ${CMAKE_CURRENT_LIST_DIR}/src/smclass.cpp)




#查找库文件，需要判断操作系统，位数
if(CMAKE_SYSTEM_NAME MATCHES "Windows")
    if(CMAKE_SIZEOF_VOID_P EQUAL 8)
        if(CMAKE_BUILD_TYPE MATCHES "Debug")
            list(APPEND SM_LIB_LIBRARY ${CMAKE_CURRENT_LIST_DIR}/libs/win/x64/with_debug_info/libSM_DLL.lib)
            list(APPEND SM_LIB_LIBRARY ${CMAKE_CURRENT_LIST_DIR}/libs/win/x64/ucrtbased.dll)
            list(APPEND SM_LIB_LIBRARY ${CMAKE_CURRENT_LIST_DIR}/libs/win/x64/vcruntime140d.dll)
        else()
            list(APPEND SM_LIB_LIBRARY ${CMAKE_CURRENT_LIST_DIR}/libs/win/x64/libSM_DLL.lib)
            list(APPEND SM_LIB_LIBRARY ${CMAKE_CURRENT_LIST_DIR}/libs/win/x64/ucrtbase.dll)
            list(APPEND SM_LIB_LIBRARY ${CMAKE_CURRENT_LIST_DIR}/libs/win/x64/vcruntime140.dll)
        endif()
    elseif(CMAKE_SIZEOF_VOID_P EQUAL 4)
        if(CMAKE_BUILD_TYPE MATCHES "Debug")
            list(APPEND SM_LIB_LIBRARY ${CMAKE_CURRENT_LIST_DIR}/libs/win/x86/with_debug_info/libSM_DLL.lib)
            list(APPEND SM_LIB_LIBRARY ${CMAKE_CURRENT_LIST_DIR}/libs/win/x86/ucrtbased.dll)
            list(APPEND SM_LIB_LIBRARY ${CMAKE_CURRENT_LIST_DIR}/libs/win/x86/vcruntime140d.dll)
        else()
            list(APPEND SM_LIB_LIBRARY ${CMAKE_CURRENT_LIST_DIR}/libs/win/x86/libSM_DLL.lib)
            list(APPEND SM_LIB_LIBRARY ${CMAKE_CURRENT_LIST_DIR}/libs/win/x86/ucrtbase.dll)
            list(APPEND SM_LIB_LIBRARY ${CMAKE_CURRENT_LIST_DIR}/libs/win/x86/vcruntime140.dll)
        endif()
    endif()
#添加Linux版本
elseif(CMAKE_SYSTEM_NAME MATCHES "Linux")
    if(CMAKE_BUILD_TYPE MATCHES "Debug")
        list(APPEND SM_LIB_LIBRARY ${CMAKE_CURRENT_LIST_DIR}/libs/linux/x64/libSM_Dll.so)
    else()
        list(APPEND SM_LIB_LIBRARY ${CMAKE_CURRENT_LIST_DIR}/libs/linux/x64/libSM_Dll.so)
    endif()
endif()

# message(STATUS "SM_LIB_LIBRARY: ${SM_LIB_LIBRARY}")

# message(STATUS "SM_INCLUDE_DIR: ${SM_INCLUDE_DIR}")
# message(STATUS "SM_SOURCES: ${SM_SOURCES}")
# message(STATUS "SM_LIB_LIBRARY: ${SM_LIB_LIBRARY}")







#设置查找到后的变量
if(SM_INCLUDE_DIR AND SM_SOURCES AND SM_LIB_LIBRARY)
    set(SM_FOUND TRUE)
    set(SM_VERSION "1.1.0")

    # message(STATUS "include : SM_INCLUDE_DIR")
    # message(STATUS "source : SM_SOURCES_DIR")
    # message(STATUS "Library : SM_LIB_LIBRARY")
    message(STATUS "target_link_directories(External::sm)")

else()
    set(SM_FOUND FALSE)
endif()



message(STATUS "SM_LIBRARY FOUND: ${SM_FOUND}")
message(STATUS "SM_LIBRARY Version: ${SM_VERSION}")
message(STATUS "--------------------------------------------------")


#导入目标
if(SM_FOUND)
    if(NOT TARGET External::sm)
        add_library(External::sm UNKNOWN IMPORTED)
        #添加头文件
        set_target_properties(External::sm PROPERTIES
            INTERFACE_INCLUDE_DIRECTORIES "${SM_INCLUDE_DIR}")

        #添加库文件

        set_target_properties(External::sm PROPERTIES
            IMPORTED_LOCATION "${SM_LIB_LIBRARY}")
        #添加spdlog需要的依赖库
        # set_target_properties(External::sm PROPERTIES
        #     INTERFACE_LINK_LIBRARIES "pthread")


        #添加源文件
        set_target_properties(External::sm PROPERTIES
           INTERFACE_SOURCES "${SM_SOURCES}")
    endif()
endif()

# 标记这些变量为高级变量
mark_as_advanced(
    SM_INCLUDE_DIR 
    SM_LIB_LIBRARY 
    SM_SOURCES
)