fix(api): update

services/api/app/ws/manager.py

@@ -1,39 +1,65 @@
 from __future__ import annotations
 
 import asyncio
+import time
+from dataclasses import dataclass
 from typing import Any
+
 from fastapi import WebSocket
 
 
+@dataclass(slots=True)
+class ClientConn:
+    ws: WebSocket
+    hz: int
+    min_interval: float
+    last_sent_monotonic: float
+
+
 class ConnectionManager:
     def __init__(self) -> None:
-        self._connections: set[WebSocket] = set()
+        self._conns: dict[WebSocket, ClientConn] = {}
         self._lock = asyncio.Lock()
 
-    async def connect(self, ws: WebSocket) -> None:
+    async def connect(self, ws: WebSocket, hz: int) -> None:
         await ws.accept()
+        now = time.monotonic()
+        client = ClientConn(
+            ws=ws, hz=hz, min_interval=1.0 / hz, last_sent_monotonic=0.0
+        )
+
         async with self._lock:
-            self._connections.add(ws)
+            self._conns[ws] = client
+
+        # Небольшой лог (можно заменить на structlog/loguru)
+        print(f"[ws] connected client={id(ws)} hz={hz} at={now:.3f}")
 
     async def disconnect(self, ws: WebSocket) -> None:
         async with self._lock:
-            self._connections.discard(ws)
+            existed = ws in self._conns
+            self._conns.pop(ws, None)
+        if existed:
+            print(f"[ws] disconnected client={id(ws)}")
 
     async def broadcast_json(self, payload: dict[str, Any]) -> None:
+        now = time.monotonic()
+
         async with self._lock:
-            conns = list(self._connections)
+            clients = list(self._conns.values())
 
         to_remove: list[WebSocket] = []
-        for ws in conns:
+        for c in clients:
+            # throttling per connection
+            if c.last_sent_monotonic and (now - c.last_sent_monotonic) < c.min_interval:
+                continue
+
             try:
-                await ws.send_json(payload)
+                await c.ws.send_json(payload)
+                c.last_sent_monotonic = now
             except Exception:
-                to_remove.append(ws)
+                to_remove.append(c.ws)
 
         if to_remove:
             async with self._lock:
                 for ws in to_remove:
-                    self._connections.discard(ws)
-
-
-manager = ConnectionManager()
+                    self._conns.pop(ws, None)