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import argparse
import asyncio

import txaio

txaio.use_asyncio()

import autobahn
from autobahn.asyncio.websocket import WebSocketClientFactory, WebSocketClientProtocol
from autobahn.websocket.compress import (
    PerMessageDeflateOffer,
    PerMessageDeflateResponse,
    PerMessageDeflateResponseAccept,
)
from autobahn.websocket.protocol import WebSocketProtocol
from autobahn.websocket.util import parse_url


class TesteeClientProtocol(WebSocketClientProtocol):
    def onOpen(self):
        if self.factory.endCaseId is None:
            self.log.info("Getting case count ..")
        elif self.factory.currentCaseId <= self.factory.endCaseId:
            self.log.info(
                "Running test case {case_id}/{last_case_id} as user agent {agent} on peer {peer}",
                case_id=self.factory.currentCaseId,
                last_case_id=self.factory.endCaseId,
                agent=self.factory.agent,
                peer=self.peer,
            )

    def onMessage(self, msg, binary):
        if self.factory.endCaseId is None:
            self.factory.endCaseId = int(msg)
            self.log.info(
                "Ok, will run {case_count} cases", case_count=self.factory.endCaseId
            )
        else:
            if self.state == WebSocketProtocol.STATE_OPEN:
                self.sendMessage(msg, binary)

    def onClose(self, wasClean, code, reason):
        txaio.resolve(self.factory._done, None)


class TesteeClientFactory(WebSocketClientFactory):
    protocol = TesteeClientProtocol

    def __init__(self, url, agent):
        self.agent = agent
        WebSocketClientFactory.__init__(self, url, useragent=agent)

        self.setProtocolOptions(failByDrop=False)  # spec conformance

        # enable permessage-deflate WebSocket protocol extension
        offers = [PerMessageDeflateOffer()]
        self.setProtocolOptions(perMessageCompressionOffers=offers)

        def accept(response):
            if isinstance(response, PerMessageDeflateResponse):
                return PerMessageDeflateResponseAccept(response)

        self.setProtocolOptions(perMessageCompressionAccept=accept)


if __name__ == "__main__":
    parser = argparse.ArgumentParser(description="Autobahn Testee Client (asyncio)")
    parser.add_argument(
        "--url",
        dest="url",
        type=str,
        default="ws://127.0.0.1:9001",
        help="The WebSocket fuzzing server URL.",
    )
    parser.add_argument(
        "--loglevel",
        dest="loglevel",
        type=str,
        default="info",
        help='Log level, eg "info" or "debug".',
    )

    options = parser.parse_args()

    txaio.start_logging(level=options.loglevel)

    # Create and set event loop early for Python 3.14 compatibility
    loop = asyncio.new_event_loop()
    asyncio.set_event_loop(loop)

    factory = TesteeClientFactory(options.url, autobahn.asyncio.__ident__)

    _, host, port, _, _, _ = parse_url(options.url)

    factory.resource = "/getCaseCount"
    factory.endCaseId = None
    factory.currentCaseId = 0
    factory.updateReports = True

    while True:
        factory._done = txaio.create_future()
        coro = loop.create_connection(factory, host, port)
        loop.run_until_complete(coro)
        loop.run_until_complete(factory._done)

        factory.currentCaseId += 1
        if factory.currentCaseId <= factory.endCaseId:
            factory.resource = "/runCase?case={}&agent={}".format(
                factory.currentCaseId, factory.agent
            )
        elif factory.updateReports:
            factory.resource = "/updateReports?agent={}".format(factory.agent)
            factory.updateReports = False
        else:
            break

    loop.close()
