import sys

from distutils.version import LooseVersion

from os.path import join

from pythonforandroid.logger import info, warning

from pythonforandroid.util import BuildInterruptingException

MIN_NDK_VERSION = 19

MAX_NDK_VERSION = 20

RECOMMENDED_NDK_VERSION = "19b"

NDK_DOWNLOAD_URL = "https://developer.android.com/ndk/downloads/"

NEW_NDK_MESSAGE = 'Newer NDKs may not be fully supported by p4a.'

UNKNOWN_NDK_MESSAGE = (

'Could not determine NDK version, no source.properties in the NDK dir.'

)

PARSE_ERROR_NDK_MESSAGE = (

'Could not parse $NDK_DIR/source.properties, not checking NDK version.'

)

READ_ERROR_NDK_MESSAGE = (

'Unable to read the NDK version from the given directory {ndk_dir}.'

)

ENSURE_RIGHT_NDK_MESSAGE = (

'Make sure your NDK version is greater than {min_supported}. If you get '

'build errors, download the recommended NDK {rec_version} from {ndk_url}.'

)

NDK_LOWER_THAN_SUPPORTED_MESSAGE = (

'The minimum supported NDK version is {min_supported}. '

'You can download it from {ndk_url}.'

)

UNSUPPORTED_NDK_API_FOR_ARMEABI_MESSAGE = (

'Asked to build for armeabi architecture with API '

'{req_ndk_api}, but API {max_ndk_api} or greater does not support armeabi.'

)

CURRENT_NDK_VERSION_MESSAGE = (

'Found NDK version {ndk_version}'

)

RECOMMENDED_NDK_VERSION_MESSAGE = (

'Maximum recommended NDK version is {recommended_ndk_version}, but newer versions may work.'

)

def check_ndk_version(ndk_dir):

warning(NEW_NDK_MESSAGE)

def read_ndk_version(ndk_dir):

return ndk_version

MIN_TARGET_API = 26

RECOMMENDED_TARGET_API = 27

ARMEABI_MAX_TARGET_API = 21

OLD_API_MESSAGE = (

'Target APIs lower than 26 are no longer supported on Google Play, '

'and are not recommended. Note that the Target API can be higher than '

'your device Android version, and should usually be as high as possible.')

def check_target_api(api, arch):

warning(OLD_API_MESSAGE)

MIN_NDK_API = 21

RECOMMENDED_NDK_API = 21

OLD_NDK_API_MESSAGE = ('NDK API less than {} is not supported'.format(MIN_NDK_API))

TARGET_NDK_API_GREATER_THAN_TARGET_API_MESSAGE = (

'Target NDK API is {ndk_api}, '

'higher than the target Android API {android_api}.'

)

def check_ndk_api(ndk_api, android_api):

warning(OLD_NDK_API_MESSAGE)

MIN_PYTHON_MAJOR_VERSION = 3

MIN_PYTHON_MINOR_VERSION = 6

MIN_PYTHON_VERSION = LooseVersion('{major}.{minor}'.format(major=MIN_PYTHON_MAJOR_VERSION,

minor=MIN_PYTHON_MINOR_VERSION))

PY2_ERROR_TEXT = (

min_version=MIN_PYTHON_VERSION)

PY_VERSION_ERROR_TEXT = (

min_version=MIN_PYTHON_VERSION)

def check_python_version():

raise BuildInterruptingException(PY_VERSION_ERROR_TEXT)

def print_recommendations():

print('Recommended NDK API: {}'.format(RECOMMENDED_NDK_API))