cmake_minimum_required(VERSION 3.5)

project(ElaPacketIO VERSION 2.0.0 LANGUAGES CXX)

add_compile_options("$<$<CXX_COMPILER_ID:MSVC>:/utf-8>")

add_definitions(-DELAPACKETIO_LIBRARY)
option(ELAPACKETIO_BUILD_STATIC_LIB "Build static library." OFF)

FILE(GLOB ORIGIN *.h *.cpp)
FILE(GLOB PacketIO PacketIO/*.h PacketIO/*.cpp)
FILE(GLOB Genio Genio/*.h Genio/*.cpp)
FILE(GLOB Util Util/*.h Util/*.cpp)
FILE(GLOB XIO XIO/*.h XIO/*.cpp)

source_group(PacketIO FILES ${PacketIO})
source_group(Genio FILES ${Genio})
source_group(Util FILES ${Util})
source_group(XIO FILES ${XIO})

set(PROJECT_SOURCES
    ${ORIGIN}
    ${PacketIO}
    ${Genio}
    ${Util}
    ${XIO}
)

if (ELAPACKETIO_BUILD_STATIC_LIB)
    set(LIB_TYPE "STATIC")
else ()
    set(LIB_TYPE "SHARED")
endif ()


add_library(${PROJECT_NAME} ${LIB_TYPE}
    ${PROJECT_SOURCES}
)

if (MINGW)
    set_target_properties(${PROJECT_NAME} PROPERTIES PREFIX "")
endif ()
if (MSVC)
    set_target_properties(${PROJECT_NAME} PROPERTIES DEBUG_POSTFIX "d")
endif ()

set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${PROJECT_NAME})
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${PROJECT_NAME})
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${PROJECT_NAME})

FILE(GLOB ORIGIN_HEADERS ${CMAKE_CURRENT_SOURCE_DIR}/*.h)
FILE(GLOB XIO_HEADERS ${CMAKE_CURRENT_SOURCE_DIR}/XIO/*.h)
FILE(GLOB GENIO_HEADERS ${CMAKE_CURRENT_SOURCE_DIR}/GenIO/*.h)
FILE(GLOB PACKETIO_HEADERS ${CMAKE_CURRENT_SOURCE_DIR}/PacketIO/*.h)
FILE(GLOB UTIL_HEADERS ${CMAKE_CURRENT_SOURCE_DIR}/Util/*.h)

target_include_directories(${PROJECT_NAME} PUBLIC
    ${CMAKE_CURRENT_SOURCE_DIR}
    ${CMAKE_CURRENT_SOURCE_DIR}/GenIO
    ${CMAKE_CURRENT_SOURCE_DIR}/PacketIO
    ${CMAKE_CURRENT_SOURCE_DIR}/Util
    ${CMAKE_CURRENT_SOURCE_DIR}/XIO
)

if (WIN32)
    target_link_libraries(${PROJECT_NAME} PUBLIC
        ws2_32
    )
endif ()

install(
    TARGETS ${PROJECT_NAME}
    EXPORT ${PROJECT_NAME}
    ARCHIVE DESTINATION ${PROJECT_NAME}/lib
    LIBRARY DESTINATION ${PROJECT_NAME}/lib
    RUNTIME DESTINATION ${PROJECT_NAME}/bin
)

install(FILES ${ORIGIN_HEADERS} DESTINATION ${PROJECT_NAME}/include)
install(FILES ${XIO_HEADERS} DESTINATION ${PROJECT_NAME}/include/XIO)
install(FILES ${GENIO_HEADERS} DESTINATION ${PROJECT_NAME}/include/GenIO)
install(FILES ${PACKETIO_HEADERS} DESTINATION ${PROJECT_NAME}/include/PacketIO)
install(FILES ${UTIL_HEADERS} DESTINATION ${PROJECT_NAME}/include/Util)

if (WIN32)
    install(TARGETS ${PROJECT_NAME}
        LIBRARY DESTINATION ${CMAKE_INSTALL_PREFIX}/ElaWidgetToolsExample
        RUNTIME DESTINATION ${CMAKE_INSTALL_PREFIX}/ElaWidgetToolsExample
    )
    if (MSVC AND NOT ELAPACKETIO_BUILD_STATIC_LIB STREQUAL "STATIC")
        install(
            FILES $<TARGET_PDB_FILE:${PROJECT_NAME}>
            DESTINATION ${CMAKE_INSTALL_PREFIX}/ElaWidgetToolsExample OPTIONAL)
    endif ()
endif ()

set(INCLUDE_DIRS include)
set(LIBRARIES ${PROJECT_NAME})
set(LIB_DIR lib)

include(CMakePackageConfigHelpers)
write_basic_package_version_file(
    ${PROJECT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake
    VERSION 2.0.0
    COMPATIBILITY SameMajorVersion
)

configure_package_config_file(
    ${PROJECT_SOURCE_DIR}/${PROJECT_NAME}Config.cmake.in
    ${PROJECT_BINARY_DIR}/${PROJECT_NAME}Config.cmake
    INSTALL_DESTINATION lib/cmake
    PATH_VARS INCLUDE_DIRS LIBRARIES LIB_DIR
    INSTALL_PREFIX ${CMAKE_INSTALL_PREFIX}/${PROJECT_NAME}
)

install(
    FILES ${PROJECT_BINARY_DIR}/${PROJECT_NAME}Config.cmake ${PROJECT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake DESTINATION ${PROJECT_NAME}/lib/cmake
)