add fetching message history

This commit is contained in:
2026-04-11 20:03:09 +02:00
parent 1c7d0a691d
commit 1c58954613
6 changed files with 323 additions and 37 deletions
+141 -18
View File
@@ -1,13 +1,20 @@
import asyncio
import json
import threading
import requests
import websockets
from datetime import datetime
from prompt_toolkit import PromptSession
from prompt_toolkit.key_binding import KeyBindings
from prompt_toolkit.keys import Keys
URI = "ws://localhost:8080/ws"
BASE_URL = "http://localhost:8080"
WS_URI = "ws://localhost:8080/ws"
RETRY_DELAY = 2
token: str | None = None
user_id: int | None = None
bindings = KeyBindings()
@bindings.add(Keys.Enter)
@@ -22,9 +29,113 @@ send_queue: asyncio.Queue = None
loop: asyncio.AbstractEventLoop = None
shutdown_event: asyncio.Event = None
# ── helpers ──────────────────────────────────────────────────────────────────
def post(path, **data):
return requests.post(f"{BASE_URL}{path}", data=data)
def fmt_msg(m: dict) -> str:
sender = m.get("sender", "?")
content = m.get("content", "")
ts = m.get("createdAt", "")
try:
dt = datetime.fromisoformat(ts.replace("Z", "+00:00"))
ts = dt.strftime("%H:%M:%S")
except Exception:
pass
return f"[{ts}] <{sender}> {content}"
# ── commands ─────────────────────────────────────────────────────────────────
def cmd_login(args):
global token, user_id
if len(args) < 2:
print("usage: /login <username> <password>")
return
r = post("/token", username=args[0], password=args[1])
if r.ok:
data = r.json()
token = data["token"]
user_id = data["userId"]
print(f"logged in user_id={user_id}")
asyncio.run_coroutine_threadsafe(
send_queue.put(json.dumps({"token": token})), loop
)
else:
print(f"login failed: {r.text}")
def cmd_send(args):
if not token:
print("not logged in")
return
if len(args) < 2:
print("usage: /send <connectionid> <message…>")
return
conn_id = args[0]
content = " ".join(args[1:])
r = post("/message", token=token, connectionid=conn_id, msgContent=content)
print("sent" if r.ok else f"error: {r.text}")
def cmd_history(args):
if not token:
print("not logged in")
return
if not args:
print("usage: /history <connectionid> [count]")
return
data = {"token": token, "connectionid": args[0]}
if len(args) > 1:
data["messages"] = args[1]
if len(args) > 2:
data["before"] = args[2]
r = requests.post(f"{BASE_URL}/messages", data=data)
if r.ok:
msgs = r.json() or []
if not msgs:
print("no messages")
for m in msgs:
print(fmt_msg(m))
else:
print(f"error: {r.text}")
def cmd_connections(args):
if not token:
print("not logged in")
return
r = post("/connections", token=token)
if r.ok:
for c in (r.json() or {}).values():
print(f" {c['id']} requestor={c['requestorId']} recipient={c['recipientId']} state={c['state']}")
else:
print(f"error: {r.text}")
COMMANDS = {
"/login": cmd_login,
"/send": cmd_send,
"/history": cmd_history,
"/connections": cmd_connections,
}
HELP = """
/login <user> <pass> authenticate
/connections list your connections
/send <connectionid> <message…> send a DM
/history <connectionid> [count] [before] fetch message history
"""
# ── websocket ─────────────────────────────────────────────────────────────────
async def receiver(ws):
async for message in ws:
print(f"\n[SERVER] {message}", flush=True)
async for raw in ws:
try:
data = json.loads(raw)
# pushed DM
if "content" in data and "sender" in data:
print(f"\n{fmt_msg(data)}", flush=True)
else:
print(f"\n[SERVER] {json.dumps(data, indent=2)}", flush=True)
except json.JSONDecodeError:
print(f"\n[SERVER] {raw}", flush=True)
async def sender(ws):
while True:
@@ -42,56 +153,68 @@ async def run():
while not shutdown_event.is_set():
try:
async with websockets.connect(URI) as ws:
print(f"Connected to {URI}")
async with websockets.connect(WS_URI) as ws:
print(f"connected to {WS_URI}")
if not input_thread_started:
print("Alt+Enter = newline | Enter = send | Ctrl+C = quit\n")
print("Alt+Enter = newline | Enter = send | /help | Ctrl+C = quit\n")
input_thread.start()
input_thread_started = True
# re-auth after reconnect
if token:
await ws.send(json.dumps({"token": token}))
recv_task = asyncio.create_task(receiver(ws))
send_task = asyncio.create_task(sender(ws))
recv_task = asyncio.create_task(receiver(ws))
send_task = asyncio.create_task(sender(ws))
shutdown_task = asyncio.create_task(shutdown_event.wait())
done, pending = await asyncio.wait(
[recv_task, send_task, shutdown_task],
return_when=asyncio.FIRST_COMPLETED,
)
for t in pending:
t.cancel()
if shutdown_event.is_set():
return
# reconnect
send_queue = asyncio.Queue()
print(f"\n[Disconnected] Reconnecting in {RETRY_DELAY}s...")
print(f"\n[disconnected] reconnecting in {RETRY_DELAY}s…")
except (OSError, websockets.exceptions.WebSocketException):
if shutdown_event.is_set():
return
print(f"[Waiting for server] Retrying in {RETRY_DELAY}s...", flush=True)
print(f"[waiting for server] retrying in {RETRY_DELAY}s…", flush=True)
try:
await asyncio.wait_for(shutdown_event.wait(), timeout=RETRY_DELAY)
except asyncio.TimeoutError:
pass
# ── input loop ────────────────────────────────────────────────────────────────
def input_loop():
session = PromptSession(
key_bindings=bindings,
multiline=True,
)
session = PromptSession(key_bindings=bindings, multiline=True)
while True:
try:
text = session.prompt(">>> ")
if text is not None:
text = session.prompt(">>> ").strip()
if not text:
continue
if text == "/help":
print(HELP)
continue
parts = text.split()
cmd = parts[0]
if cmd in COMMANDS:
COMMANDS[cmd](parts[1:])
else:
# raw JSON passthrough
asyncio.run_coroutine_threadsafe(send_queue.put(text), loop)
except (EOFError, KeyboardInterrupt):
asyncio.run_coroutine_threadsafe(shutdown_event.set(), loop)
break
# ── main ──────────────────────────────────────────────────────────────────────
def main():
global loop, shutdown_event
loop = asyncio.new_event_loop()