Archipelago/PokemonClient.py

352 lines
15 KiB
Python

import asyncio
import json
import time
import os
import bsdiff4
import subprocess
import zipfile
from asyncio import StreamReader, StreamWriter
from typing import List
import Utils
from Utils import async_start
from CommonClient import CommonContext, server_loop, gui_enabled, ClientCommandProcessor, logger, \
get_base_parser
from worlds.pokemon_rb.locations import location_data
from worlds.pokemon_rb.rom import RedDeltaPatch, BlueDeltaPatch
location_map = {"Rod": {}, "EventFlag": {}, "Missable": {}, "Hidden": {}, "list": {}, "DexSanityFlag": {}}
location_bytes_bits = {}
for location in location_data:
if location.ram_address is not None:
if type(location.ram_address) == list:
location_map[type(location.ram_address).__name__][(location.ram_address[0].flag, location.ram_address[1].flag)] = location.address
location_bytes_bits[location.address] = [{'byte': location.ram_address[0].byte, 'bit': location.ram_address[0].bit},
{'byte': location.ram_address[1].byte, 'bit': location.ram_address[1].bit}]
else:
location_map[type(location.ram_address).__name__][location.ram_address.flag] = location.address
location_bytes_bits[location.address] = {'byte': location.ram_address.byte, 'bit': location.ram_address.bit}
SYSTEM_MESSAGE_ID = 0
CONNECTION_TIMING_OUT_STATUS = "Connection timing out. Please restart your emulator, then restart pkmn_rb.lua"
CONNECTION_REFUSED_STATUS = "Connection Refused. Please start your emulator and make sure pkmn_rb.lua is running"
CONNECTION_RESET_STATUS = "Connection was reset. Please restart your emulator, then restart pkmn_rb.lua"
CONNECTION_TENTATIVE_STATUS = "Initial Connection Made"
CONNECTION_CONNECTED_STATUS = "Connected"
CONNECTION_INITIAL_STATUS = "Connection has not been initiated"
DISPLAY_MSGS = True
SCRIPT_VERSION = 3
class GBCommandProcessor(ClientCommandProcessor):
def __init__(self, ctx: CommonContext):
super().__init__(ctx)
def _cmd_gb(self):
"""Check Gameboy Connection State"""
if isinstance(self.ctx, GBContext):
logger.info(f"Gameboy Status: {self.ctx.gb_status}")
class GBContext(CommonContext):
command_processor = GBCommandProcessor
game = 'Pokemon Red and Blue'
def __init__(self, server_address, password):
super().__init__(server_address, password)
self.gb_streams: (StreamReader, StreamWriter) = None
self.gb_sync_task = None
self.messages = {}
self.locations_array = None
self.gb_status = CONNECTION_INITIAL_STATUS
self.awaiting_rom = False
self.display_msgs = True
self.deathlink_pending = False
self.set_deathlink = False
self.client_compatibility_mode = 0
self.items_handling = 0b001
self.sent_release = False
self.sent_collect = False
async def server_auth(self, password_requested: bool = False):
if password_requested and not self.password:
await super(GBContext, self).server_auth(password_requested)
if not self.auth:
self.awaiting_rom = True
logger.info('Awaiting connection to Bizhawk to get Player information')
return
await self.send_connect()
def _set_message(self, msg: str, msg_id: int):
if DISPLAY_MSGS:
self.messages[(time.time(), msg_id)] = msg
def on_package(self, cmd: str, args: dict):
if cmd == 'Connected':
self.locations_array = None
if 'death_link' in args['slot_data'] and args['slot_data']['death_link']:
self.set_deathlink = True
elif cmd == "RoomInfo":
self.seed_name = args['seed_name']
elif cmd == 'Print':
msg = args['text']
if ': !' not in msg:
self._set_message(msg, SYSTEM_MESSAGE_ID)
elif cmd == "ReceivedItems":
msg = f"Received {', '.join([self.item_names[item.item] for item in args['items']])}"
self._set_message(msg, SYSTEM_MESSAGE_ID)
def on_deathlink(self, data: dict):
self.deathlink_pending = True
super().on_deathlink(data)
def run_gui(self):
from kvui import GameManager
class GBManager(GameManager):
logging_pairs = [
("Client", "Archipelago")
]
base_title = "Archipelago Pokémon Client"
self.ui = GBManager(self)
self.ui_task = asyncio.create_task(self.ui.async_run(), name="UI")
def get_payload(ctx: GBContext):
current_time = time.time()
ret = json.dumps(
{
"items": [item.item for item in ctx.items_received],
"messages": {f'{key[0]}:{key[1]}': value for key, value in ctx.messages.items()
if key[0] > current_time - 10},
"deathlink": ctx.deathlink_pending,
"options": ((ctx.permissions['release'] in ('goal', 'enabled')) * 2) + (ctx.permissions['collect'] in ('goal', 'enabled'))
}
)
ctx.deathlink_pending = False
return ret
async def parse_locations(data: List, ctx: GBContext):
locations = []
flags = {"EventFlag": data[:0x140], "Missable": data[0x140:0x140 + 0x20],
"Hidden": data[0x140 + 0x20: 0x140 + 0x20 + 0x0E],
"Rod": data[0x140 + 0x20 + 0x0E:0x140 + 0x20 + 0x0E + 0x01]}
if len(data) > 0x140 + 0x20 + 0x0E + 0x01:
flags["DexSanityFlag"] = data[0x140 + 0x20 + 0x0E + 0x01:]
else:
flags["DexSanityFlag"] = [0] * 19
for flag_type, loc_map in location_map.items():
for flag, loc_id in loc_map.items():
if flag_type == "list":
if (flags["EventFlag"][location_bytes_bits[loc_id][0]['byte']] & 1 << location_bytes_bits[loc_id][0]['bit']
and flags["Missable"][location_bytes_bits[loc_id][1]['byte']] & 1 << location_bytes_bits[loc_id][1]['bit']):
locations.append(loc_id)
elif flags[flag_type][location_bytes_bits[loc_id]['byte']] & 1 << location_bytes_bits[loc_id]['bit']:
locations.append(loc_id)
if flags["EventFlag"][280] & 1 and not ctx.finished_game:
await ctx.send_msgs([
{"cmd": "StatusUpdate",
"status": 30}
])
ctx.finished_game = True
if locations == ctx.locations_array:
return
ctx.locations_array = locations
if locations is not None:
await ctx.send_msgs([{"cmd": "LocationChecks", "locations": locations}])
async def gb_sync_task(ctx: GBContext):
logger.info("Starting GB connector. Use /gb for status information")
while not ctx.exit_event.is_set():
error_status = None
if ctx.gb_streams:
(reader, writer) = ctx.gb_streams
msg = get_payload(ctx).encode()
writer.write(msg)
writer.write(b'\n')
try:
await asyncio.wait_for(writer.drain(), timeout=1.5)
try:
# Data will return a dict with up to two fields:
# 1. A keepalive response of the Players Name (always)
# 2. An array representing the memory values of the locations area (if in game)
data = await asyncio.wait_for(reader.readline(), timeout=5)
data_decoded = json.loads(data.decode())
if 'scriptVersion' not in data_decoded or data_decoded['scriptVersion'] != SCRIPT_VERSION:
msg = "You are connecting with an incompatible Lua script version. Ensure your connector Lua " \
"and PokemonClient are from the same Archipelago installation."
logger.info(msg, extra={'compact_gui': True})
ctx.gui_error('Error', msg)
error_status = CONNECTION_RESET_STATUS
ctx.client_compatibility_mode = data_decoded['clientCompatibilityVersion']
if ctx.client_compatibility_mode == 0:
ctx.items_handling = 0b101 # old patches will not have local start inventory, must be requested
if ctx.seed_name and ctx.seed_name != ''.join([chr(i) for i in data_decoded['seedName'] if i != 0]):
msg = "The server is running a different multiworld than your client is. (invalid seed_name)"
logger.info(msg, extra={'compact_gui': True})
ctx.gui_error('Error', msg)
error_status = CONNECTION_RESET_STATUS
ctx.seed_name = ''.join([chr(i) for i in data_decoded['seedName'] if i != 0])
if not ctx.auth:
ctx.auth = ''.join([chr(i) for i in data_decoded['playerName'] if i != 0])
if ctx.auth == '':
msg = "Invalid ROM detected. No player name built into the ROM."
logger.info(msg, extra={'compact_gui': True})
ctx.gui_error('Error', msg)
error_status = CONNECTION_RESET_STATUS
if ctx.awaiting_rom:
await ctx.server_auth(False)
if 'locations' in data_decoded and ctx.game and ctx.gb_status == CONNECTION_CONNECTED_STATUS \
and not error_status and ctx.auth:
# Not just a keep alive ping, parse
async_start(parse_locations(data_decoded['locations'], ctx))
if 'deathLink' in data_decoded and data_decoded['deathLink'] and 'DeathLink' in ctx.tags:
await ctx.send_death(ctx.auth + " is out of usable Pokémon! " + ctx.auth + " blacked out!")
if 'options' in data_decoded:
msgs = []
if data_decoded['options'] & 4 and not ctx.sent_release:
ctx.sent_release = True
msgs.append({"cmd": "Say", "text": "!release"})
if data_decoded['options'] & 8 and not ctx.sent_collect:
ctx.sent_collect = True
msgs.append({"cmd": "Say", "text": "!collect"})
if msgs:
await ctx.send_msgs(msgs)
if ctx.set_deathlink:
await ctx.update_death_link(True)
except asyncio.TimeoutError:
logger.debug("Read Timed Out, Reconnecting")
error_status = CONNECTION_TIMING_OUT_STATUS
writer.close()
ctx.gb_streams = None
except ConnectionResetError as e:
logger.debug("Read failed due to Connection Lost, Reconnecting")
error_status = CONNECTION_RESET_STATUS
writer.close()
ctx.gb_streams = None
except TimeoutError:
logger.debug("Connection Timed Out, Reconnecting")
error_status = CONNECTION_TIMING_OUT_STATUS
writer.close()
ctx.gb_streams = None
except ConnectionResetError:
logger.debug("Connection Lost, Reconnecting")
error_status = CONNECTION_RESET_STATUS
writer.close()
ctx.gb_streams = None
if ctx.gb_status == CONNECTION_TENTATIVE_STATUS:
if not error_status:
logger.info("Successfully Connected to Gameboy")
ctx.gb_status = CONNECTION_CONNECTED_STATUS
else:
ctx.gb_status = f"Was tentatively connected but error occured: {error_status}"
elif error_status:
ctx.gb_status = error_status
logger.info("Lost connection to Gameboy and attempting to reconnect. Use /gb for status updates")
else:
try:
logger.debug("Attempting to connect to Gameboy")
ctx.gb_streams = await asyncio.wait_for(asyncio.open_connection("localhost", 17242), timeout=10)
ctx.gb_status = CONNECTION_TENTATIVE_STATUS
except TimeoutError:
logger.debug("Connection Timed Out, Trying Again")
ctx.gb_status = CONNECTION_TIMING_OUT_STATUS
continue
except ConnectionRefusedError:
logger.debug("Connection Refused, Trying Again")
ctx.gb_status = CONNECTION_REFUSED_STATUS
continue
async def run_game(romfile):
auto_start = Utils.get_options()["pokemon_rb_options"].get("rom_start", True)
if auto_start is True:
import webbrowser
webbrowser.open(romfile)
elif os.path.isfile(auto_start):
subprocess.Popen([auto_start, romfile],
stdin=subprocess.DEVNULL, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
async def patch_and_run_game(game_version, patch_file, ctx):
base_name = os.path.splitext(patch_file)[0]
comp_path = base_name + '.gb'
if game_version == "blue":
delta_patch = BlueDeltaPatch
else:
delta_patch = RedDeltaPatch
try:
base_rom = delta_patch.get_source_data()
except Exception as msg:
logger.info(msg, extra={'compact_gui': True})
ctx.gui_error('Error', msg)
with zipfile.ZipFile(patch_file, 'r') as patch_archive:
with patch_archive.open('delta.bsdiff4', 'r') as stream:
patch = stream.read()
patched_rom_data = bsdiff4.patch(base_rom, patch)
with open(comp_path, "wb") as patched_rom_file:
patched_rom_file.write(patched_rom_data)
async_start(run_game(comp_path))
if __name__ == '__main__':
Utils.init_logging("PokemonClient")
options = Utils.get_options()
async def main():
parser = get_base_parser()
parser.add_argument('patch_file', default="", type=str, nargs="?",
help='Path to an APRED or APBLUE patch file')
args = parser.parse_args()
ctx = GBContext(args.connect, args.password)
ctx.server_task = asyncio.create_task(server_loop(ctx), name="ServerLoop")
if gui_enabled:
ctx.run_gui()
ctx.run_cli()
ctx.gb_sync_task = asyncio.create_task(gb_sync_task(ctx), name="GB Sync")
if args.patch_file:
ext = args.patch_file.split(".")[len(args.patch_file.split(".")) - 1].lower()
if ext == "apred":
logger.info("APRED file supplied, beginning patching process...")
async_start(patch_and_run_game("red", args.patch_file, ctx))
elif ext == "apblue":
logger.info("APBLUE file supplied, beginning patching process...")
async_start(patch_and_run_game("blue", args.patch_file, ctx))
else:
logger.warning(f"Unknown patch file extension {ext}")
await ctx.exit_event.wait()
ctx.server_address = None
await ctx.shutdown()
if ctx.gb_sync_task:
await ctx.gb_sync_task
import colorama
colorama.init()
asyncio.run(main())
colorama.deinit()