# coding: utf-8
# Copyright (c) 2016, 2022, Oracle and/or its affiliates.  All rights reserved.
# This software is dual-licensed to you under the Universal Permissive License (UPL) 1.0 as shown at https://oss.oracle.com/licenses/upl or Apache License 2.0 as shown at http://www.apache.org/licenses/LICENSE-2.0. You may choose either license.

import platform
import oci.util
from .version import __version__
from oci._vendor.requests.exceptions import RequestException as BaseRequestException
from oci._vendor.requests.exceptions import ConnectTimeout as BaseConnectTimeout
CLIENT_VERSION = "Oracle-PythonSDK/{}".format(__version__)
OS_VERSION = platform.platform()
UPLOAD_MANAGER_DEBUG_INFORMATION_LOG = "Client Version: {}, OS Version: {}, See https://docs.oracle.com/iaas/Content/API/Concepts/sdk_troubleshooting.htm for common issues and steps to resolve them. If you need to contact support, or file a GitHub issue, please include this full error message.".format(CLIENT_VERSION, OS_VERSION)


class ServiceError(Exception):
    """The service returned an error response."""

    def __init__(self, status, code, headers, message, **kwargs):
        self.status = status
        self.code = code
        self.headers = headers
        self.message = message
        self.original_request = kwargs.get('original_request')
        self.request_id = self._get_opc_request_id()
        self.operation_name = kwargs.get('operation_name')
        self.api_reference_link = kwargs.get('api_reference_link')
        self.target_service = kwargs.get('target_service')
        self.request_endpoint = kwargs.get('request_endpoint')
        self.client_version = kwargs.get('client_version')
        self.timestamp = kwargs.get('timestamp')

        api_errors_info = "See https://docs.oracle.com/iaas/Content/API/References/apierrors.htm#apierrors_{}__{}_{} for more information about resolving this error.".format(str(self.status), str(self.status), str(self.code).lower())
        contact_info = "If you are unable to resolve this {} issue, please contact Oracle support and provide them this full error message.".format(self.target_service)

        if not message:
            message = "The service returned error code %s" % self.status

        error_details = {
            "target_service": self.target_service,
            "status": status,
            "code": code,
            "opc-request-id": self.request_id,
            "message": message,
            "operation_name": self.operation_name,
            "timestamp": self.timestamp,
            "client_version": self.client_version,
            "request_endpoint": self.request_endpoint,
            "logging_tips": "To get more info on the failing request, refer to https://docs.oracle.com/en-us/iaas/tools/python/latest/logging.html for ways to log the request/response details."
        }

        if self.api_reference_link:
            error_details['troubleshooting_tips'] = "{} Also see {} for details on this operation's requirements. {}".format(api_errors_info, self.api_reference_link, contact_info)
        else:
            error_details['troubleshooting_tips'] = "{} {}".format(api_errors_info, contact_info)

        if isinstance(kwargs.get('deserialized_data'), dict):
            # convert the Keys of the dictionary to snake case
            deserialized_data = oci.util.camel_to_snake_keys(kwargs.get('deserialized_data'))
            for key, value in deserialized_data.items():
                # Skip adding duplicate keys in error_details
                if key not in (error_details):
                    error_details[key] = value

        super(ServiceError, self).__init__(error_details)

    def _get_opc_request_id(self):
        if self.headers.get("opc-request-id"):
            return self.headers.get("opc-request-id")
        elif self.original_request and self.original_request.header_params:
            return self.original_request.header_params.get("opc-request-id")
        else:
            return None


class TransientServiceError(ServiceError):
    """A transient service error occurred"""


class ClientError(Exception):
    """A client-side error occurred.."""


class ConfigFileNotFound(ClientError):
    """Config file not be found."""


class InvalidConfig(ClientError):
    """The config object is missing required keys or contains malformed values.

    For example:

    .. code-block:: python

        raise InvalidConfig({
            "region": "missing",
            "key_id": "malformed'
        })
    """
    def __init__(self, errors):
        """:param errors: {config key: error code}"""
        self.errors = errors

    def __str__(self):
        return str(self.errors)


class InvalidPrivateKey(ClientError):
    """The provided key is not a private key, or the provided passphrase is incorrect."""


class MissingPrivateKeyPassphrase(InvalidPrivateKey):
    """The provided key requires a passphrase."""


class InvalidKeyFilePath(ClientError):
    """The value is expected to be a file name but it's not a valid key_file path."""


class ProfileNotFound(ClientError):
    """The specified profile was not found in the config file."""


class WaitUntilNotSupported(ClientError):
    """wait_until is not supported by this response."""


class MaximumWaitTimeExceeded(ClientError):
    """Maximum wait time has been exceeded."""


class MultipartUploadError(Exception):
    """
    Exception thrown when an error with a multipart upload occurs. As multipart uploads can be
    parallelised, this error contains a collection of errors which caused individual part uploads
    to fail
    """
    def __init__(self, **kwargs):
        """
        :param queue error_causes_queue:
            A queue containing errors which occured during the multipart upload
        """
        self.error_causes = []
        if 'error_causes_queue' in kwargs:
            while not kwargs['error_causes_queue'].empty():
                self.error_causes.append(kwargs['error_causes_queue'].get())

        self.message = "MultipartUploadError exception has occured. " + UPLOAD_MANAGER_DEBUG_INFORMATION_LOG
        super(Exception, self).__init__(self.message)


class CompositeOperationError(Exception):
    """
    An exception occurred during a composite operation (e.g. launching an instance and waiting for state)
    but part of the composite operation succeeded. This exception has the following attributes:

    :var list partial_results: Any partial results which are available (e.g. if the :py:meth:`~oci.core.ComputeClient.launch_instance` succeeded and the waiting for state failed then this will contain the :py:meth:`~oci.core.ComputeClient.launch_instance` result)
    :var Exception cause: The exception which caused the composite operation to fail
    """

    def __init__(self, partial_results=[], cause=None):
        self.partial_results = partial_results
        self.cause = cause


class RequestException(BaseRequestException):
    """An exception occurred when making the request"""


class ConnectTimeout(BaseConnectTimeout):
    """The request timed out while trying to connect to the remote server.

    Requests that produced this error are safe to retry.
    """


class MissingEndpointForNonRegionalServiceClientError(ValueError):
    """No endpoint value was provided when trying to create a non-regional service client.
    """