project(package_windows)

if(WIN32)
    if (BUILD_DFLAUNCH)
        if ((DEFINED ENV{steam_username}) AND (DEFINED ENV{steam_password}))
            # download Steam SDK
            set (STEAMAPI_DIR ${dfhack_SOURCE_DIR}/depends/steam)
            file(DOWNLOAD "https://partner.steamgames.com/downloads/steamworks_sdk_156.zip"
                    ${STEAMAPI_DIR}/steamworks_sdk_156.zip
                    EXPECTED_HASH MD5=af5a579990dbe5ae4c1b0689260d001b
                    USERPWD $ENV{steam_username}:$ENV{steam_password}
            )
            file(ARCHIVE_EXTRACT
                    INPUT ${STEAMAPI_DIR}/steamworks_sdk_156.zip
                    DESTINATION ${STEAMAPI_DIR})
            set(STEAMAPI_LIBRARY "${STEAMAPI_DIR}/sdk/redistributable_bin/win64/steam_api64.lib")
            set(STEAMAPI_SOURCE_DIR "${STEAMAPI_DIR}/sdk/public/steam")
            set(STEAMAPI_SHARED_LIBRARY "${STEAMAPI_DIR}/sdk/redistributable_bin/win64/steam_api64.dll")
        else()
            message(SEND_ERROR "Need to set steam_username and steam_password in environment to download Steamworks SDK")
        endif()

        include_directories(${STEAMAPI_SOURCE_DIR})
        link_libraries(${STEAMAPI_LIBRARY})
        add_executable(launchdf WIN32 launchdf.cpp)
        install(TARGETS launchdf DESTINATION ${DFHACK_DATA_DESTINATION})
        install(FILES ${STEAMAPI_SHARED_LIBRARY} DESTINATION ${DFHACK_DATA_DESTINATION})
    endif()
endif()