set(AVROCPP_ROOT_DIR "${CMAKE_SOURCE_DIR}/contrib/avro/lang/c++")
set(AVROCPP_INCLUDE_DIR "${AVROCPP_ROOT_DIR}/api")
set(AVROCPP_SOURCE_DIR "${AVROCPP_ROOT_DIR}/impl")

set (CMAKE_CXX_STANDARD 17)

if (EXISTS "${AVROCPP_ROOT_DIR}/../../share/VERSION.txt")
    file(READ "${AVROCPP_ROOT_DIR}/../../share/VERSION.txt"
        AVRO_VERSION)
endif()

string(REPLACE "\n" "" AVRO_VERSION  ${AVRO_VERSION})
set (AVRO_VERSION_MAJOR ${AVRO_VERSION})
set (AVRO_VERSION_MINOR "0")

set (AVROCPP_SOURCE_FILES
    "${AVROCPP_SOURCE_DIR}/Compiler.cc"
    "${AVROCPP_SOURCE_DIR}/Node.cc"
    "${AVROCPP_SOURCE_DIR}/LogicalType.cc"
    "${AVROCPP_SOURCE_DIR}/NodeImpl.cc"
    "${AVROCPP_SOURCE_DIR}/ResolverSchema.cc"
    "${AVROCPP_SOURCE_DIR}/Schema.cc"
    "${AVROCPP_SOURCE_DIR}/Types.cc"
    "${AVROCPP_SOURCE_DIR}/ValidSchema.cc"
    "${AVROCPP_SOURCE_DIR}/Zigzag.cc"
    "${AVROCPP_SOURCE_DIR}/BinaryEncoder.cc"
    "${AVROCPP_SOURCE_DIR}/BinaryDecoder.cc"
    "${AVROCPP_SOURCE_DIR}/Stream.cc"
    "${AVROCPP_SOURCE_DIR}/FileStream.cc"
    "${AVROCPP_SOURCE_DIR}/Generic.cc"
    "${AVROCPP_SOURCE_DIR}/GenericDatum.cc"
    "${AVROCPP_SOURCE_DIR}/DataFile.cc"
    "${AVROCPP_SOURCE_DIR}/parsing/Symbol.cc"
    "${AVROCPP_SOURCE_DIR}/parsing/ValidatingCodec.cc"
    "${AVROCPP_SOURCE_DIR}/parsing/JsonCodec.cc"
    "${AVROCPP_SOURCE_DIR}/parsing/ResolvingDecoder.cc"
    "${AVROCPP_SOURCE_DIR}/json/JsonIO.cc"
    "${AVROCPP_SOURCE_DIR}/json/JsonDom.cc"
    "${AVROCPP_SOURCE_DIR}/Resolver.cc"
    "${AVROCPP_SOURCE_DIR}/Validator.cc"
    )

add_library (avrocpp ${AVROCPP_SOURCE_FILES})
set_target_properties (avrocpp PROPERTIES VERSION ${AVRO_VERSION_MAJOR}.${AVRO_VERSION_MINOR})

target_include_directories(avrocpp SYSTEM PUBLIC ${AVROCPP_INCLUDE_DIR})

target_link_libraries (avrocpp PRIVATE boost::headers_only boost::iostreams)

if (SNAPPY_INCLUDE_DIR AND SNAPPY_LIBRARY)
    target_compile_definitions (avrocpp PUBLIC SNAPPY_CODEC_AVAILABLE)
    target_include_directories (avrocpp PRIVATE ${SNAPPY_INCLUDE_DIR})
    target_link_libraries (avrocpp PRIVATE ${SNAPPY_LIBRARY})
endif ()

if (COMPILER_GCC)
    set (SUPPRESS_WARNINGS -Wno-non-virtual-dtor)
elseif (COMPILER_CLANG)
    set (SUPPRESS_WARNINGS -Wno-non-virtual-dtor)
endif ()

target_compile_options(avrocpp PRIVATE ${SUPPRESS_WARNINGS})

# create a symlink to include headers with <avro/...>
ADD_CUSTOM_TARGET(avro_symlink_headers ALL
    COMMAND ${CMAKE_COMMAND} -E make_directory "${AVROCPP_ROOT_DIR}/include"
    COMMAND ${CMAKE_COMMAND} -E create_symlink "${AVROCPP_ROOT_DIR}/api" "${AVROCPP_ROOT_DIR}/include/avro"
)
add_dependencies(avrocpp avro_symlink_headers)