implemented a super barebones default launcher

aiocraft/__main__.py

@@ -1 +1,53 @@
-print(":)")
+import sys
+import json
+import asyncio
+import logging
+
+from .mc.proto.play.clientbound import PacketChat
+from .mc.identity import Token
+from .dispatcher import ConnectionState
+from .client import Client
+from .helpers import parse_chat
+
+async def idle():
+	while True:
+		await asyncio.sleep(1)
+
+if __name__ == "__main__":
+	username = sys.argv[1]
+	pwd = sys.argv[2]
+	server = sys.argv[3]
+	color = not (len(sys.argv) > 4 and sys.argv[4] == "--no-color" )
+
+	if ":" in server:
+		_host, _port = server.split(":")
+		host = _host.strip()
+		port = int(_port)
+	else:
+		host = server.strip()
+		port = 25565
+
+	logging.basicConfig(level=logging.INFO)
+
+	# TODO rework how this is started! Maybe implement client context manager?
+	loop = asyncio.get_event_loop()
+
+	token = loop.run_until_complete(Token.authenticate(username, pwd))
+
+	client = Client(token, host, port)
+
+	@client.on_packet(PacketChat, ConnectionState.PLAY)
+	async def print_chat(packet: PacketChat):
+		msg = parse_chat(json.loads(packet.message), color=color)
+		print(f"[{packet.position}] {msg}")
+
+	loop.run_until_complete(client.start())
+
+	try:
+		loop.run_until_complete(idle())
+	except KeyboardInterrupt:
+		logging.info("Received SIGINT, stopping...")
+		loop.run_until_complete(client.stop())
+
+	logging.info("Terminated")
+