from __future__ import (absolute_import, print_function, division)

from .layer import Layer, ServerConnectionMixin
from .http import Http1Layer


class HttpProxy(Layer, ServerConnectionMixin):
    def __call__(self):
        layer = Http1Layer(self, "regular")
        for message in layer():
            if not self._handle_server_message(message):
                yield message
        if self.server_conn:
            self._disconnect()

class HttpUpstreamProxy(Layer, ServerConnectionMixin):
    def __init__(self, ctx, server_address):
        super(HttpUpstreamProxy, self).__init__(ctx, server_address=server_address)

    def __call__(self):
        layer = Http1Layer(self, "upstream")
        for message in layer():
            if not self._handle_server_message(message):
                yield message
        if self.server_conn:
            self._disconnect()