# Copyright 2016-2017 ZTE Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from lcm.pub.utils.enumutil import enum
from lcm.pub.config.config import MSB_BASE_URL

OWNER_TYPE = enum(VNF=0, VNFM=1, NS=2)

NS_INST_STATUS = enum(EMPTY='empty', INSTANTIATING='instantiating', TERMINATING='terminating',
                      ACTIVE='active', FAILED='failed', INACTIVE='inactive', UPDATING='updating', SCALING='scaling',
                      HEALING='healing')

SERVICE_TYPE = 'NetworkService'
SERVICE_ROLE = 'NetworkService'

HEAL_ACTION_TYPE = enum(START="vmCreate", RESTART="vmReset")
ACTION_TYPE = enum(START=1, STOP=2, REBOOT=3)
GRANT_TYPE = enum(INSTANTIATE="INSTANTIATE", TERMINATE="TERMINATE", HEAL_CREATE="Heal Create", HEAL_RESTART="Heal Restart", OPERATE="OPERATE")
VNF_STATUS = enum(NULL='null', INSTANTIATING="instantiating", INACTIVE='inactive', ACTIVE="active",
                  FAILED="failed", TERMINATING="terminating", SCALING="scaling", OPERATING="operating",
                  UPDATING="updating", HEALING="healing")

OPERATION_TYPE = enum(
    INSTANTIATE="INSTANTIATE",
    SCALE="SCALE",
    TERMINATE="TERMINATE",
    UPDATE="UPDATE",
    HEAL="HEAL",
)


LCM_NOTIFICATION_STATUS = enum(START="START", RESULT="RESULT")

OPERATION_STATE_TYPE = enum(
    STARTING="STARTING",
    PROCESSING="PROCESSING",
    COMPLETED="COMPLETED",
    FAILED_TEMP="FAILED_TEMP",
    FAILED="FAILED",
    ROLLING_BACK="ROLLING_BACK",
    ROLLED_BACK="ROLLED_BACK"
)

COMPOMENT_TYPE = enum(
    VNF="VNF",
    PNF="PNF",
    NS="NS",
)

OPName_For_Change_Notification_Type = enum(
    VNF_INSTANTIATE="VNF_INSTANTIATE", VNF_SCALE="VNF_SCALE", VNF_SCALE_TO_LEVEL="VNF_SCALE_TO_LEVEL",
    VNF_CHANGE_FLAVOUR="VNF_CHANGE_FLAVOUR", VNF_TERMINATE="VNF_TERMINATE", VNF_HEAL="VNF_HEAL",
    VNF_OPERATE="VNF_OPERATE", VNF_CHANGE_EXT_CONN="VNF_CHANGE_EXT_CONN", VNF_MODIFY_INFO="VNF_MODIFY_INFO",
    NS_INSTANTIATE="NS_INSTANTIATE", NS_SCALE="NS_SCALE", NS_UPDATE="NS_UPDATE", NS_TERMINATE="NS_TERMINATE",
    NS_HEAL="NS_HEAL",
)

OpOcc_Status_For_ChangeNotification_Type = enum(
    START="START", COMPLETED="COMPLETED ", PARTIALLY_COMPLETED="PARTIALLY_COMPLETED", FAILED="FAILED",
    ROLLED_BACK="ROLLED_BACK",
)

AUTH_TYPES = ["BASIC", "OAUTH2_CLIENT_CREDENTIALS", "TLS_CERT"]

BASIC = "BASIC"

OAUTH2_CLIENT_CREDENTIALS = "OAUTH2_CLIENT_CREDENTIALS"

CHANGE_TYPES = enum(
    ADD='ADD',
    DELETE='DELETE',
    REMOVE='REMOVE',
    INSTANTIATE='INSTANTIATE',
    TERMINATE='TERMINATE',
    SCALE='SCALE',
    UPDATE='UPDATE',
    CHANGE_FLAVOUR='CHANGE_FLAVOUR',
    HEAL='HEAL',
    OPERATE='OPERATE',
    MODIFY='MODIFY',
    MODIFY_INFORMATION='MODIFY_INFORMATION',
    CHANGE_EXTERNAL_VNF_CONNECTIVITY='CHANGE_EXTERNAL_VNF_CONNECTIVITY',
    ADD_LINK_PORT='ADD_LINK_PORT',
    REMOVE_LINK_PORT='REMOVE_LINK_PORT'
)

CHANGE_RESULTS = enum(
    COMPLETED='COMPLETED',
    ROLLED_BACK='ROLLED_BACK',
    FAILED='FAILED',
    PARTIALLY_COMPLETED='PARTIALLY_COMPLETED'
)


ROOT_URI = "api/nslcm/v1/subscriptions/"

LCCNNOTIFICATION = "NsLcmOperationOccurrenceNotification"

NOTIFICATION_TYPES = [
    "NsLcmOperationOccurrenceNotification", "NsIdentifierCreationNotification", "NsIdentifierDeletionNotification",
    "NsChangeNotification",
]

NS_LCM_OP_TYPES = [
    OPERATION_TYPE.INSTANTIATE,
    OPERATION_TYPE.SCALE,
    OPERATION_TYPE.TERMINATE,
    OPERATION_TYPE.HEAL,
    OPERATION_TYPE.UPDATE,
]

LCM_OPERATION_STATE_TYPES = [
    OPERATION_STATE_TYPE.STARTING,
    OPERATION_STATE_TYPE.PROCESSING,
    OPERATION_STATE_TYPE.COMPLETED,
    OPERATION_STATE_TYPE.FAILED_TEMP,
    OPERATION_STATE_TYPE.FAILED,
    OPERATION_STATE_TYPE.ROLLING_BACK,
    OPERATION_STATE_TYPE.ROLLED_BACK
]

NS_COMPOMENT_TYPE = [
    COMPOMENT_TYPE.VNF,
    COMPOMENT_TYPE.PNF,
    COMPOMENT_TYPE.NS,
]


LCM_OPName_For_Change_Notification_Type = [
    OPName_For_Change_Notification_Type.VNF_INSTANTIATE,
    OPName_For_Change_Notification_Type.VNF_SCALE,
    OPName_For_Change_Notification_Type.VNF_SCALE_TO_LEVEL,
    OPName_For_Change_Notification_Type.VNF_CHANGE_FLAVOUR,
    OPName_For_Change_Notification_Type.VNF_TERMINATE,
    OPName_For_Change_Notification_Type.VNF_HEAL,
    OPName_For_Change_Notification_Type.VNF_OPERATE,
    OPName_For_Change_Notification_Type.VNF_CHANGE_EXT_CONN,
    OPName_For_Change_Notification_Type.VNF_MODIFY_INFO,
    OPName_For_Change_Notification_Type.NS_INSTANTIATE,
    OPName_For_Change_Notification_Type.NS_SCALE,
    OPName_For_Change_Notification_Type.NS_UPDATE,
    OPName_For_Change_Notification_Type.NS_TERMINATE,
    OPName_For_Change_Notification_Type.NS_HEAL,
]

LCM_OpOcc_Status_For_ChangeNotification_Type = [
    OpOcc_Status_For_ChangeNotification_Type.START,
    OpOcc_Status_For_ChangeNotification_Type.COMPLETED,
    OpOcc_Status_For_ChangeNotification_Type.PARTIALLY_COMPLETED,
    OpOcc_Status_For_ChangeNotification_Type.FAILED,
    OpOcc_Status_For_ChangeNotification_Type.ROLLED_BACK,
]


CHANGE_RESULT = [
    CHANGE_RESULTS.COMPLETED,
    CHANGE_RESULTS.ROLLED_BACK,
    CHANGE_RESULTS.FAILED
]

NS_INSTANCE_BASE_URI = MSB_BASE_URL + '/api/nslcm/v1/ns_instances/%s'