###############################################################################
#
# The MIT License (MIT)
#
# Copyright (c) typedef int GmbH
#
# 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.
#
###############################################################################

import asyncio
import json
import random

from autobahn.asyncio.websocket import WebSocketClientFactory, WebSocketClientProtocol


class SlowSquareClientProtocol(WebSocketClientProtocol):
    def onOpen(self):
        x = 10.0 * random.random()
        self.sendMessage(json.dumps(x).encode("utf8"))
        print("Request to square {} sent.".format(x))

    def onMessage(self, payload, isBinary):
        if not isBinary:
            res = json.loads(payload.decode("utf8"))
            print("Result received: {}".format(res))
            self.sendClose()

    def onClose(self, wasClean, code, reason):
        if reason:
            print(reason)
        loop.stop()


if __name__ == "__main__":
    factory = WebSocketClientFactory("ws://127.0.0.1:9000")
    factory.protocol = SlowSquareClientProtocol

    loop = asyncio.get_event_loop()
    coro = loop.create_connection(factory, "127.0.0.1", 9000)
    loop.run_until_complete(coro)
    loop.run_forever()
    loop.close()
