feat: chat panel above kanban, WS client, chat API

bff/app.py

@@ -138,9 +138,33 @@ async def list_agents(user: dict = Depends(get_current_user)):
     return await tracker_get("/api/v1/agents/")
 
 
-@app.get("/api/v1/agents/adapters")
+# --- Proxy: Chats ---
-async def list_adapters(user: dict = Depends(get_current_user)):
+
-    return await tracker_get("/api/v1/agents/adapters")
+@app.get("/api/v1/chats/lobby")
+async def get_lobby(user: dict = Depends(get_current_user)):
+    return await tracker_get("/api/v1/chats/lobby")
+
+
+@app.get("/api/v1/chats/project/{project_id}")
+async def get_project_chat(project_id: str, user: dict = Depends(get_current_user)):
+    return await tracker_get(f"/api/v1/chats/project/{project_id}")
+
+
+@app.get("/api/v1/chats/{chat_id}/messages")
+async def list_messages(chat_id: str, limit: int = 50, before: str = None, user: dict = Depends(get_current_user)):
+    params = {"limit": limit}
+    if before:
+        params["before"] = before
+    return await tracker_get(f"/api/v1/chats/{chat_id}/messages", params=params)
+
+
+@app.post("/api/v1/chats/{chat_id}/messages")
+async def create_message(chat_id: str, request: Request, user: dict = Depends(get_current_user)):
+    body = await request.json()
+    # Inject sender info from auth
+    body.setdefault("sender_type", "human")
+    body.setdefault("sender_name", user.get("name", "human"))
+    return await tracker_post(f"/api/v1/chats/{chat_id}/messages", json=body)
 
 
 # --- Proxy: Labels ---

src/app/(protected)/projects/[slug]/page.tsx

@@ -5,6 +5,7 @@ import { useParams } from "next/navigation";
 import { getProjects, Project } from "@/lib/api";
 import Sidebar from "@/components/Sidebar";
 import KanbanBoard from "@/components/KanbanBoard";
+import ChatPanel from "@/components/ChatPanel";
 
 export default function ProjectPage() {
   const { slug } = useParams<{ slug: string }>();
@@ -40,6 +41,7 @@ export default function ProjectPage() {
             )}
           </div>
         </header>
+        <ChatPanel projectId={project.id} />
         <div className="flex-1 overflow-hidden">
           <KanbanBoard projectId={project.id} />
         </div>

src/components/ChatPanel.tsx

@@ -0,0 +1,195 @@
+"use client";
+
+import { useEffect, useRef, useState } from "react";
+import {
+  Chat,
+  ChatMessage,
+  getProjectChat,
+  getChatMessages,
+  sendChatMessage,
+} from "@/lib/api";
+import { wsClient } from "@/lib/ws";
+
+interface ChatPanelProps {
+  projectId: string;
+}
+
+export default function ChatPanel({ projectId }: ChatPanelProps) {
+  const [chat, setChat] = useState<Chat | null>(null);
+  const [messages, setMessages] = useState<ChatMessage[]>([]);
+  const [input, setInput] = useState("");
+  const [expanded, setExpanded] = useState(false);
+  const [collapsed, setCollapsed] = useState(false);
+  const [sending, setSending] = useState(false);
+  const messagesEndRef = useRef<HTMLDivElement>(null);
+  const inputRef = useRef<HTMLInputElement>(null);
+
+  // Load chat and messages
+  useEffect(() => {
+    let cancelled = false;
+    getProjectChat(projectId).then((c) => {
+      if (cancelled) return;
+      setChat(c);
+      getChatMessages(c.id).then((msgs) => {
+        if (!cancelled) setMessages(msgs);
+      });
+    });
+    return () => { cancelled = true; };
+  }, [projectId]);
+
+  // WebSocket: subscribe to chat room
+  useEffect(() => {
+    if (!chat) return;
+
+    wsClient.connect();
+    wsClient.subscribeChat(chat.id);
+
+    const unsub = wsClient.on("chat.message", (msg: any) => {
+      if (msg.chat_id === chat.id) {
+        setMessages((prev) => [
+          ...prev,
+          {
+            id: msg.id,
+            chat_id: msg.chat_id,
+            sender_type: msg.sender_type,
+            sender_id: msg.sender_id,
+            sender_name: msg.sender_name,
+            content: msg.content,
+            created_at: msg.created_at,
+          },
+        ]);
+      }
+    });
+
+    return () => {
+      wsClient.unsubscribeChat(chat.id);
+      unsub();
+    };
+  }, [chat]);
+
+  // Auto-scroll
+  useEffect(() => {
+    messagesEndRef.current?.scrollIntoView({ behavior: "smooth" });
+  }, [messages]);
+
+  const handleSend = async () => {
+    if (!chat || !input.trim() || sending) return;
+    const text = input.trim();
+    setInput("");
+    setSending(true);
+
+    try {
+      // Send via REST (gets saved + we get it back via WS broadcast)
+      const msg = await sendChatMessage(chat.id, text);
+      // Add immediately (WS might duplicate — deduplicate by id)
+      setMessages((prev) => {
+        if (prev.find((m) => m.id === msg.id)) return prev;
+        return [...prev, msg];
+      });
+    } catch (e) {
+      console.error("Failed to send message:", e);
+      setInput(text); // restore on failure
+    } finally {
+      setSending(false);
+      inputRef.current?.focus();
+    }
+  };
+
+  const handleKeyDown = (e: React.KeyboardEvent) => {
+    if (e.key === "Enter" && !e.shiftKey) {
+      e.preventDefault();
+      handleSend();
+    }
+  };
+
+  if (collapsed) {
+    return (
+      <div className="border-b border-[var(--border)] px-4 py-2 flex items-center justify-between bg-[var(--bg-secondary)]">
+        <button
+          onClick={() => setCollapsed(false)}
+          className="text-sm text-[var(--muted)] hover:text-[var(--fg)] flex items-center gap-2"
+        >
+          💬 Чат проекта
+          {messages.length > 0 && (
+            <span className="bg-[var(--accent)] text-white text-xs px-1.5 py-0.5 rounded-full">
+              {messages.length}
+            </span>
+          )}
+        </button>
+      </div>
+    );
+  }
+
+  const panelHeight = expanded ? "h-full" : "h-[30vh]";
+
+  return (
+    <div className={`${panelHeight} border-b border-[var(--border)] flex flex-col bg-[var(--bg-secondary)] transition-all duration-200`}>
+      {/* Header */}
+      <div className="flex items-center justify-between px-4 py-2 border-b border-[var(--border)]">
+        <span className="text-sm font-medium">💬 Чат проекта</span>
+        <div className="flex items-center gap-1">
+          <button
+            onClick={() => setExpanded(!expanded)}
+            className="text-[var(--muted)] hover:text-[var(--fg)] p-1 text-sm"
+            title={expanded ? "Свернуть" : "Развернуть"}
+          >
+            {expanded ? "⬆️" : "⬇️"}
+          </button>
+          <button
+            onClick={() => { setCollapsed(true); setExpanded(false); }}
+            className="text-[var(--muted)] hover:text-[var(--fg)] p-1 text-sm"
+            title="Скрыть"
+          >
+            ✕
+          </button>
+        </div>
+      </div>
+
+      {/* Messages */}
+      <div className="flex-1 overflow-y-auto px-4 py-2 space-y-2">
+        {messages.length === 0 && (
+          <p className="text-sm text-[var(--muted)] text-center py-4">
+            Пока пусто. Напишите первое сообщение 💬
+          </p>
+        )}
+        {messages.map((msg) => (
+          <div key={msg.id} className="flex gap-2 text-sm">
+            <span className={`font-medium shrink-0 ${
+              msg.sender_type === "agent" ? "text-blue-400" :
+              msg.sender_type === "system" ? "text-yellow-500" :
+              "text-green-400"
+            }`}>
+              {msg.sender_name || msg.sender_type}:
+            </span>
+            <span className="text-[var(--fg)] break-words">{msg.content}</span>
+            <span className="text-[var(--muted)] text-xs shrink-0 self-end">
+              {new Date(msg.created_at).toLocaleTimeString("ru-RU", { hour: "2-digit", minute: "2-digit" })}
+            </span>
+          </div>
+        ))}
+        <div ref={messagesEndRef} />
+      </div>
+
+      {/* Input */}
+      <div className="px-4 py-2 border-t border-[var(--border)] flex gap-2">
+        <input
+          ref={inputRef}
+          type="text"
+          value={input}
+          onChange={(e) => setInput(e.target.value)}
+          onKeyDown={handleKeyDown}
+          placeholder="Написать сообщение..."
+          className="flex-1 bg-[var(--bg)] border border-[var(--border)] rounded px-3 py-1.5 text-sm outline-none focus:border-[var(--accent)]"
+          disabled={!chat || sending}
+        />
+        <button
+          onClick={handleSend}
+          disabled={!chat || !input.trim() || sending}
+          className="bg-[var(--accent)] text-white px-4 py-1.5 rounded text-sm hover:opacity-90 disabled:opacity-50"
+        >
+          →
+        </button>
+      </div>
+    </div>
+  );
+}

src/lib/api.ts

@@ -61,7 +61,7 @@ export interface Agent {
   id: string;
   name: string;
   slug: string;
-  adapter_id: string;
+  capabilities: string[];
   subscription_mode: string;
   max_concurrent: number;
   status: string;
@@ -93,5 +93,34 @@ export const deleteTask = (id: string) =>
 // Agents
 export const getAgents = () => request<Agent[]>("/api/v1/agents/");
 
+// Chats
+export interface Chat {
+  id: string;
+  project_id: string | null;
+  task_id: string | null;
+  kind: string;
+}
+
+export interface ChatMessage {
+  id: string;
+  chat_id: string;
+  sender_type: string;
+  sender_id: string | null;
+  sender_name: string | null;
+  content: string;
+  created_at: string;
+}
+
+export const getLobbyChat = () => request<Chat>("/api/v1/chats/lobby");
+export const getProjectChat = (projectId: string) =>
+  request<Chat>(`/api/v1/chats/project/${projectId}`);
+export const getChatMessages = (chatId: string, limit = 50) =>
+  request<ChatMessage[]>(`/api/v1/chats/${chatId}/messages?limit=${limit}`);
+export const sendChatMessage = (chatId: string, content: string) =>
+  request<ChatMessage>(`/api/v1/chats/${chatId}/messages`, {
+    method: "POST",
+    body: JSON.stringify({ content }),
+  });
+
 // Labels
 export const getLabels = () => request<Label[]>("/api/v1/labels/");

src/lib/ws.ts

@@ -0,0 +1,83 @@
+/**
+ * WebSocket client for Team Board real-time features.
+ * Connects to BFF WebSocket which proxies to Tracker.
+ */
+
+type WsCallback = (data: any) => void;
+
+class WsClient {
+  private ws: WebSocket | null = null;
+  private listeners: Map<string, Set<WsCallback>> = new Map();
+  private reconnectTimer: ReturnType<typeof setTimeout> | null = null;
+  private subscribedRooms: Set<string> = new Set();
+
+  connect() {
+    if (this.ws?.readyState === WebSocket.OPEN) return;
+
+    const token = typeof window !== "undefined" ? localStorage.getItem("tb_token") : null;
+    if (!token) return;
+
+    const proto = window.location.protocol === "https:" ? "wss:" : "ws:";
+    const url = `${proto}//${window.location.host}/ws?token=${token}`;
+
+    this.ws = new WebSocket(url);
+
+    this.ws.onopen = () => {
+      console.log("[WS] connected");
+      // Re-subscribe to rooms
+      for (const room of this.subscribedRooms) {
+        this.send("chat.subscribe", { chat_id: room });
+      }
+    };
+
+    this.ws.onmessage = (e) => {
+      try {
+        const msg = JSON.parse(e.data);
+        const event = msg.event;
+        if (event) {
+          const cbs = this.listeners.get(event);
+          if (cbs) cbs.forEach((cb) => cb(msg));
+        }
+      } catch {}
+    };
+
+    this.ws.onclose = () => {
+      console.log("[WS] disconnected, reconnecting in 3s...");
+      this.reconnectTimer = setTimeout(() => this.connect(), 3000);
+    };
+
+    this.ws.onerror = () => {
+      this.ws?.close();
+    };
+  }
+
+  disconnect() {
+    if (this.reconnectTimer) clearTimeout(this.reconnectTimer);
+    this.ws?.close();
+    this.ws = null;
+  }
+
+  send(event: string, data: Record<string, any> = {}) {
+    if (this.ws?.readyState === WebSocket.OPEN) {
+      this.ws.send(JSON.stringify({ event, ...data }));
+    }
+  }
+
+  subscribeChat(chatId: string) {
+    this.subscribedRooms.add(chatId);
+    this.send("chat.subscribe", { chat_id: chatId });
+  }
+
+  unsubscribeChat(chatId: string) {
+    this.subscribedRooms.delete(chatId);
+    this.send("chat.unsubscribe", { chat_id: chatId });
+  }
+
+  on(event: string, cb: WsCallback) {
+    if (!this.listeners.has(event)) this.listeners.set(event, new Set());
+    this.listeners.get(event)!.add(cb);
+    return () => this.listeners.get(event)?.delete(cb);
+  }
+}
+
+export const wsClient = new WsClient();