# -*- coding: utf-8 -*-

"""
MIT License

Copyright (c) 2017 Igor Kroitor

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
"""

# -----------------------------------------------------------------------------

__all__ = [
    'BaseError',
    'ExchangeError',
    'NotSupported',
    'AuthenticationError',
    'InvalidNonce',
    'InsufficientFunds',
    'InvalidOrder',
    'OrderNotFound',
    'OrderNotCached',
    'NetworkError',
    'DDoSProtection',
    'RequestTimeout',
    'ExchangeNotAvailable',
]

# -----------------------------------------------------------------------------


class BaseError(Exception):
    """Base class for all exceptions"""
    pass


class ExchangeError(BaseError):
    """"Raised when an exchange server replies with an error in JSON"""
    pass


class NotSupported(ExchangeError):
    """Raised if the endpoint is not offered/not yet supported by the exchange API"""
    pass


class AuthenticationError(ExchangeError):
    """Raised when API credentials are required but missing or wrong"""
    pass


class InvalidNonce(ExchangeError):
    """Raised in case of a wrong or conflicting nonce number in private requests"""
    pass


class InsufficientFunds(ExchangeError):
    """Raised when you don't have enough currency on your account balance to place an order"""
    pass


class InvalidOrder(ExchangeError):
    """"Base class for all exceptions related to the unified order API"""
    pass


class OrderNotFound(InvalidOrder):
    """Raised when you are trying to fetch or cancel a non-existent order"""
    pass


class OrderNotCached(InvalidOrder):
    """Raised when the order is not found in local cache (where applicable)"""
    pass


class CancelPending(InvalidOrder):
    """Raised when an order that is already pending cancel is being canceled again"""
    pass


class NetworkError(BaseError):
    """Base class for all errors related to networking"""
    pass


class DDoSProtection(NetworkError):
    """Raised whenever DDoS protection restrictions are enforced per user or region/location"""
    pass


class RequestTimeout(NetworkError):
    """Raised when the exchange fails to reply in .timeout time"""
    pass


class ExchangeNotAvailable(NetworkError):
    """Raised if a reply from an exchange contains keywords related to maintenance or downtime"""
    pass

# =============================================================================