282 lines
10 KiB
Python
282 lines
10 KiB
Python
"""
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A module containing context and functions relevant to running the client. This module should only be imported for type
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checking or launching the client, otherwise it will probably cause circular import issues.
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"""
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import asyncio
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import enum
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import subprocess
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from typing import Any
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from CommonClient import CommonContext, ClientCommandProcessor, get_base_parser, server_loop, logger, gui_enabled
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import Patch
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import Utils
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from . import BizHawkContext, ConnectionStatus, NotConnectedError, RequestFailedError, connect, disconnect, get_hash, \
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get_script_version, get_system, ping
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from .client import BizHawkClient, AutoBizHawkClientRegister
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EXPECTED_SCRIPT_VERSION = 1
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class AuthStatus(enum.IntEnum):
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NOT_AUTHENTICATED = 0
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NEED_INFO = 1
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PENDING = 2
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AUTHENTICATED = 3
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class BizHawkClientCommandProcessor(ClientCommandProcessor):
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def _cmd_bh(self):
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"""Shows the current status of the client's connection to BizHawk"""
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if isinstance(self.ctx, BizHawkClientContext):
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if self.ctx.bizhawk_ctx.connection_status == ConnectionStatus.NOT_CONNECTED:
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logger.info("BizHawk Connection Status: Not Connected")
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elif self.ctx.bizhawk_ctx.connection_status == ConnectionStatus.TENTATIVE:
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logger.info("BizHawk Connection Status: Tentatively Connected")
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elif self.ctx.bizhawk_ctx.connection_status == ConnectionStatus.CONNECTED:
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logger.info("BizHawk Connection Status: Connected")
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class BizHawkClientContext(CommonContext):
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command_processor = BizHawkClientCommandProcessor
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server_seed_name: str | None = None
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auth_status: AuthStatus
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password_requested: bool
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client_handler: BizHawkClient | None
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slot_data: dict[str, Any] | None = None
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rom_hash: str | None = None
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bizhawk_ctx: BizHawkContext
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watcher_timeout: float
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"""The maximum amount of time the game watcher loop will wait for an update from the server before executing"""
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def __init__(self, server_address: str | None, password: str | None):
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super().__init__(server_address, password)
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self.auth_status = AuthStatus.NOT_AUTHENTICATED
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self.password_requested = False
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self.client_handler = None
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self.bizhawk_ctx = BizHawkContext()
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self.watcher_timeout = 0.5
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def make_gui(self):
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ui = super().make_gui()
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ui.base_title = "Archipelago BizHawk Client"
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return ui
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def on_package(self, cmd, args):
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if cmd == "Connected":
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self.slot_data = args.get("slot_data", None)
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self.auth_status = AuthStatus.AUTHENTICATED
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elif cmd == "RoomInfo":
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self.server_seed_name = args.get("seed_name", None)
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if self.client_handler is not None:
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self.client_handler.on_package(self, cmd, args)
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async def server_auth(self, password_requested: bool=False):
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self.password_requested = password_requested
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if self.bizhawk_ctx.connection_status != ConnectionStatus.CONNECTED:
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logger.info("Awaiting connection to BizHawk before authenticating")
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return
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if self.client_handler is None:
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return
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# Ask handler to set auth
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if self.auth is None:
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self.auth_status = AuthStatus.NEED_INFO
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await self.client_handler.set_auth(self)
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# Handler didn't set auth, ask user for slot name
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if self.auth is None:
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await self.get_username()
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if password_requested and not self.password:
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self.auth_status = AuthStatus.NEED_INFO
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await super(BizHawkClientContext, self).server_auth(password_requested)
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await self.send_connect()
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self.auth_status = AuthStatus.PENDING
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async def disconnect(self, allow_autoreconnect: bool=False):
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self.auth_status = AuthStatus.NOT_AUTHENTICATED
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self.server_seed_name = None
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await super().disconnect(allow_autoreconnect)
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async def _game_watcher(ctx: BizHawkClientContext):
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showed_connecting_message = False
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showed_connected_message = False
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showed_no_handler_message = False
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while not ctx.exit_event.is_set():
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try:
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await asyncio.wait_for(ctx.watcher_event.wait(), ctx.watcher_timeout)
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except asyncio.TimeoutError:
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pass
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ctx.watcher_event.clear()
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try:
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if ctx.bizhawk_ctx.connection_status == ConnectionStatus.NOT_CONNECTED:
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showed_connected_message = False
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if not showed_connecting_message:
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logger.info("Waiting to connect to BizHawk...")
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showed_connecting_message = True
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# Since a call to `connect` can take a while to return, this will cancel connecting
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# if the user has decided to close the client.
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connect_task = asyncio.create_task(connect(ctx.bizhawk_ctx), name="BizHawkConnect")
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exit_task = asyncio.create_task(ctx.exit_event.wait(), name="ExitWait")
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await asyncio.wait([connect_task, exit_task], return_when=asyncio.FIRST_COMPLETED)
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if exit_task.done():
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connect_task.cancel()
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return
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if not connect_task.result():
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# Failed to connect
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continue
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showed_no_handler_message = False
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script_version = await get_script_version(ctx.bizhawk_ctx)
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if script_version != EXPECTED_SCRIPT_VERSION:
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logger.info(f"Connector script is incompatible. Expected version {EXPECTED_SCRIPT_VERSION} but "
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f"got {script_version}. Disconnecting.")
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disconnect(ctx.bizhawk_ctx)
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continue
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showed_connecting_message = False
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await ping(ctx.bizhawk_ctx)
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if not showed_connected_message:
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showed_connected_message = True
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logger.info("Connected to BizHawk")
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rom_hash = await get_hash(ctx.bizhawk_ctx)
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if ctx.rom_hash is not None and ctx.rom_hash != rom_hash:
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if ctx.server is not None and not ctx.server.socket.closed:
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logger.info(f"ROM changed. Disconnecting from server.")
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ctx.auth = None
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ctx.username = None
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ctx.client_handler = None
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ctx.finished_game = False
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await ctx.disconnect(False)
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ctx.rom_hash = rom_hash
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if ctx.client_handler is None:
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system = await get_system(ctx.bizhawk_ctx)
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ctx.client_handler = await AutoBizHawkClientRegister.get_handler(ctx, system)
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if ctx.client_handler is None:
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if not showed_no_handler_message:
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logger.info("No handler was found for this game. Double-check that the apworld is installed "
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"correctly and that you loaded the right ROM file.")
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showed_no_handler_message = True
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continue
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else:
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showed_no_handler_message = False
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logger.info(f"Running handler for {ctx.client_handler.game}")
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except RequestFailedError as exc:
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logger.info(f"Lost connection to BizHawk: {exc.args[0]}")
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continue
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except NotConnectedError:
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continue
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# Server auth
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if ctx.server is not None and not ctx.server.socket.closed:
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if ctx.auth_status == AuthStatus.NOT_AUTHENTICATED:
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Utils.async_start(ctx.server_auth(ctx.password_requested))
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else:
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ctx.auth_status = AuthStatus.NOT_AUTHENTICATED
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# Call the handler's game watcher
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await ctx.client_handler.game_watcher(ctx)
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async def _run_game(rom: str):
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import os
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auto_start = Utils.get_settings().bizhawkclient_options.rom_start
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if auto_start is True:
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emuhawk_path = Utils.get_settings().bizhawkclient_options.emuhawk_path
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subprocess.Popen(
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[
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emuhawk_path,
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f"--lua={Utils.local_path('data', 'lua', 'connector_bizhawk_generic.lua')}",
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os.path.realpath(rom),
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],
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cwd=Utils.local_path("."),
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stdin=subprocess.DEVNULL,
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stdout=subprocess.DEVNULL,
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stderr=subprocess.DEVNULL,
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)
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elif isinstance(auto_start, str):
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import shlex
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subprocess.Popen(
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[
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*shlex.split(auto_start),
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os.path.realpath(rom)
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],
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cwd=Utils.local_path("."),
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stdin=subprocess.DEVNULL,
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stdout=subprocess.DEVNULL,
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stderr=subprocess.DEVNULL
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)
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def _patch_and_run_game(patch_file: str):
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try:
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metadata, output_file = Patch.create_rom_file(patch_file)
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Utils.async_start(_run_game(output_file))
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return metadata
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except Exception as exc:
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logger.exception(exc)
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Utils.messagebox("Error Patching Game", str(exc), True)
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return {}
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def launch(*launch_args: str) -> None:
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async def main():
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parser = get_base_parser()
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parser.add_argument("patch_file", default="", type=str, nargs="?", help="Path to an Archipelago patch file")
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args = parser.parse_args(launch_args)
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if args.patch_file != "":
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metadata = _patch_and_run_game(args.patch_file)
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if "server" in metadata:
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args.connect = metadata["server"]
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ctx = BizHawkClientContext(args.connect, args.password)
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ctx.server_task = asyncio.create_task(server_loop(ctx), name="ServerLoop")
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if gui_enabled:
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ctx.run_gui()
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ctx.run_cli()
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watcher_task = asyncio.create_task(_game_watcher(ctx), name="GameWatcher")
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try:
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await watcher_task
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except Exception as e:
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logger.exception(e)
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await ctx.exit_event.wait()
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await ctx.shutdown()
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Utils.init_logging("BizHawkClient", exception_logger="Client")
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import colorama
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colorama.just_fix_windows_console()
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asyncio.run(main())
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colorama.deinit()
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