from __future__ import unicode_literals
from moto.core.exceptions import RESTError


class ELBClientError(RESTError):
    code = 400


class DuplicateTagKeysError(ELBClientError):

    def __init__(self, cidr):
        super(DuplicateTagKeysError, self).__init__(
            "DuplicateTagKeys",
            "Tag key was specified more than once: {0}"
            .format(cidr))


class LoadBalancerNotFoundError(ELBClientError):

    def __init__(self, cidr):
        super(LoadBalancerNotFoundError, self).__init__(
            "LoadBalancerNotFound",
            "The specified load balancer does not exist: {0}"
            .format(cidr))


class TooManyTagsError(ELBClientError):

    def __init__(self):
        super(TooManyTagsError, self).__init__(
            "LoadBalancerNotFound",
            "The quota for the number of tags that can be assigned to a load balancer has been reached")


class BadHealthCheckDefinition(ELBClientError):

    def __init__(self):
        super(BadHealthCheckDefinition, self).__init__(
            "ValidationError",
            "HealthCheck Target must begin with one of HTTP, TCP, HTTPS, SSL")


class DuplicateListenerError(ELBClientError):

    def __init__(self, name, port):
        super(DuplicateListenerError, self).__init__(
            "DuplicateListener",
            "A listener already exists for {0} with LoadBalancerPort {1}, but with a different InstancePort, Protocol, or SSLCertificateId"
            .format(name, port))


class DuplicateLoadBalancerName(ELBClientError):

    def __init__(self, name):
        super(DuplicateLoadBalancerName, self).__init__(
            "DuplicateLoadBalancerName",
            "The specified load balancer name already exists for this account: {0}"
            .format(name))


class EmptyListenersError(ELBClientError):

    def __init__(self):
        super(EmptyListenersError, self).__init__(
            "ValidationError",
            "Listeners cannot be empty")


class InvalidSecurityGroupError(ELBClientError):

    def __init__(self):
        super(InvalidSecurityGroupError, self).__init__(
            "ValidationError",
            "One or more of the specified security groups do not exist.")