from typing import List
from asyauth.common.credentials import UniCredential
from asyauth.common.constants import asyauthSecret, asyauthProtocol, asyauthSubProtocol
from asyauth.common.subprotocols import SubProtocol
from asyauth.common.subprotocols import SubProtocolNative
from asyauth.common.credentials.spnego import SPNEGOCredential

class CREDSSPCredential(UniCredential):
	def __init__(self, credentials:List[UniCredential] = [], subprotocol:SubProtocol = SubProtocolNative()):
		UniCredential.__init__(self, protocol = asyauthProtocol.CREDSSP, subprotocol=subprotocol)
		self.credentials = credentials

	def build_context(self, *args, **kwargs):
		spnego_cred = SPNEGOCredential(self.credentials)
		if self.subprotocol.type == asyauthSubProtocol.NATIVE:
			from asyauth.protocols.credssp.client.native import CredSSPClientNative
			credssp_ctx = CredSSPClientNative(self)
			credssp_ctx.auth_ctx = spnego_cred.build_context()
		else:
			raise Exception('Unsupported subprotocol "%s"' % self.subprotocol)

		return credssp_ctx