# Find BWAPI (C++ library https://github.com/bwapi/bwapi/releases)
#  Input variable: BWAPI_PATH
#  Output variables:
# Windows:
#    BWAPI_INCLUDE_DIRS
#    BWAPI_LIBRARIES:
#       BWAPI_LIB_DEBUG // BWAPId.lib
#       BWAPI_LIB_RELEASE // BWAPI.lib
#    BWAPI_DLLS:
#       BWAPI_DLL_DEBUG // BWAPId.dll
#       BWAPI_DLL_RELEASE // BWAPI.dll
#    BWAPI_CLIENT_LIBRARIES
#       BWAPI_CLIENT_LIB_DEBUG // BWAPIClientd.lib
#       BWAPI_CLIENT_LIB_RELEASE // BWAPIClient.lib
# Linux:
#    BWAPI_INCLUDE_DIRS
#       BWAPI_DLL // libBWAPILIB.so
#       BWAPI_CLIENT_LIB // libBWAPIClient.a

find_path(BWAPI_INCLUDE_DIRS NAMES BWAPI.h PATHS ${BWAPI_PATH}/include)

if (UNIX)
    # find libBWAPIClient.a
    find_library(BWAPI_CLIENT_LIB NAMES BWAPIClient PATHS ${BWAPI_PATH}/lib)

    # find libBWAPILIB.so
    find_library(BWAPI_DLL NAMES BWAPILIB PATHS ${BWAPI_PATH}/lib)

    include(FindPackageHandleStandardArgs)
    FIND_PACKAGE_HANDLE_STANDARD_ARGS(BWAPI DEFAULT_MSG
        BWAPI_DLL BWAPI_CLIENT_LIB
        BWAPI_INCLUDE_DIRS
    )

    add_library(BWAPI SHARED IMPORTED)
    set_property(TARGET BWAPI PROPERTY IMPORTED_LOCATION ${BWAPI_DLL})

    add_library(BWAPIClient STATIC IMPORTED)
    set_property(TARGET BWAPIClient PROPERTY IMPORTED_LOCATION ${BWAPI_CLIENT_LIB})
else()
    set(old_prefixes ${CMAKE_FIND_LIBRARY_PREFIXES})
    set(old_suffixes ${CMAKE_FIND_LIBRARY_SUFFIXES})
    set(CMAKE_FIND_LIBRARY_PREFIXES "")

    set(CMAKE_FIND_LIBRARY_SUFFIXES ".lib")

    # find BWAPI .lib
    find_library(BWAPI_LIB_DEBUG NAMES BWAPId PATHS ${BWAPI_PATH}/lib)
    find_library(BWAPI_LIB_RELEASE NAMES BWAPI PATHS ${BWAPI_PATH}/lib)
    set(BWAPI_LIBRARIES ${BWAPI_LIB_DEBUG} ${BWAPI_LIB_RELEASE})

    # find BWAPIClient .lib
    find_library(BWAPI_CLIENT_LIB_DEBUG NAMES BWAPIClientd PATHS ${BWAPI_PATH}/lib)
    find_library(BWAPI_CLIENT_LIB_RELEASE NAMES BWAPIClient PATHS ${BWAPI_PATH}/lib)
    set(BWAPI_CLIENT_LIBRARIES ${BWAPI_LIB_DEBUG} ${BWAPI_LIB_RELEASE})

    set(CMAKE_FIND_LIBRARY_SUFFIXES ".dll")

    #find BWAPI .dll
    find_library(BWAPI_DLL_DEBUG NAMES BWAPId PATHS ${BWAPI_PATH}/Starcraft/bwapi-data/)
    find_library(BWAPI_DLL_RELEASE NAMES BWAPI PATHS ${BWAPI_PATH}/Starcraft/bwapi-data/)
    set(BWAPI_DLLS ${BWAPI_DLL_DEBUG} ${BWAPI_DLL_RELEASE})

    set(CMAKE_FIND_LIBRARY_PREFIXES ${old_prefixes})
    set(CMAKE_FIND_LIBRARY_SUFFIXES ${old_suffixes})

    include(FindPackageHandleStandardArgs)
    FIND_PACKAGE_HANDLE_STANDARD_ARGS(BWAPI DEFAULT_MSG
        BWAPI_LIBRARIES BWAPI_DLLS
        BWAPI_CLIENT_LIBRARIES
        BWAPI_INCLUDE_DIRS
    )

    add_library(BWAPI STATIC IMPORTED)
    set_property(TARGET BWAPI PROPERTY IMPORTED_LOCATION ${BWAPI_LIB_RELEASE})
    set_property(TARGET BWAPI PROPERTY IMPORTED_LOCATION_DEBUG ${BWAPI_LIB_DEBUG})

    add_library(BWAPIClient STATIC IMPORTED)
    set_property(TARGET BWAPIClient PROPERTY IMPORTED_LOCATION ${BWAPI_CLIENT_LIB_RELEASE})
    set_property(TARGET BWAPIClient PROPERTY IMPORTED_LOCATION_DEBUG ${BWAPI_CLIENT_LIB_DEBUG})
endif(UNIX)