feat(web): parité layout AppImage desktop + switch TUI naïf/CLI custom — #208

frontend/src/adapters/http/agentGateway.test.ts

@@ -211,4 +211,119 @@ describe("HttpAgentGateway WS round-trip (B6 frames)", () => {
     }));
     await expect(resPromise).rejects.toMatchObject({ code: "NOT_FOUND" });
   });
+
+  it("routes structured chat through chat.* frames and HTTP close/cancel commands", async () => {
+    const calls: { url: string; init: unknown }[] = [];
+    const socket = new FakeSocket();
+    const ws = new WsLiveClient({
+      wsUrl: "wss://host",
+      socketFactory: () => {
+        queueMicrotask(() => socket.onopen?.());
+        return socket;
+      },
+    });
+    const gw = new HttpAgentGateway(
+      new HttpInvoker({
+        baseUrl: "https://host",
+        fetchImpl: async (url, init) => {
+          calls.push({ url, init });
+          return {
+            ok: true,
+            status: 200,
+            json: async () => undefined,
+            text: async () => "",
+          };
+        },
+      }),
+      ws,
+    );
+
+    const launched = gw.launchAgentChat("proj-1", "agent-1", {
+      cwd: "/srv/app",
+      nodeId: "node-1",
+      rows: 24,
+      cols: 80,
+      conversationId: "resume-9",
+    });
+    const launch = await replyToLast(socket, 0, (id) => ({
+      kind: "chat.attached",
+      replyTo: id,
+      payload: {
+        sessionId: "chat-1",
+        cellKind: "chat",
+        assignedConversationId: "conv-1",
+      },
+    }));
+    await expect(launched).resolves.toEqual({
+      sessionId: "chat-1",
+      cellKind: "chat",
+      assignedConversationId: "conv-1",
+    });
+    expect(launch.kind).toBe("agent.launch");
+    expect(launch.payload).toEqual({
+      projectId: "proj-1",
+      agentId: "agent-1",
+      nodeId: "node-1",
+      rows: 24,
+      cols: 80,
+      cellKind: "chat",
+      conversationId: "resume-9",
+      freshStart: false,
+    });
+
+    const reattached = gw.reattachAgentChat("chat-1", () => {});
+    const attach = await replyToLast(socket, 1, (id) => ({
+      kind: "chat.attached",
+      replyTo: id,
+      payload: {
+        sessionId: "chat-1",
+        scrollback: [{ kind: "final", content: "Recovered reply" }],
+      },
+    }));
+    await expect(reattached).resolves.toEqual({
+      sessionId: "chat-1",
+      scrollback: [{ kind: "final", content: "Recovered reply" }],
+    });
+    expect(attach.kind).toBe("chat.attach");
+    expect(attach.payload).toEqual({ sessionId: "chat-1" });
+
+    const chunks: unknown[] = [];
+    const sent = gw.sendAgentChat("chat-1", "Hello", (chunk) => chunks.push(chunk), {
+      attachments: [{ path: "/tmp/note.txt", filename: "note.txt" }],
+    });
+    const chatSend = await replyToLast(socket, 2, (id) => ({
+      kind: "chat.output",
+      replyTo: id,
+      payload: {
+        sessionId: "chat-1",
+        chunk: { kind: "final", content: "Hello back" },
+      },
+    }));
+    await sent;
+    expect(chatSend.kind).toBe("chat.send");
+    expect(chatSend.payload).toEqual({
+      sessionId: "chat-1",
+      prompt: "Hello",
+      attachments: [{ path: "/tmp/note.txt", filename: "note.txt" }],
+    });
+    expect(chunks).toEqual([{ kind: "final", content: "Hello back" }]);
+
+    await gw.cancelAgentChat("chat-1");
+    await gw.closeAgentChat("chat-1");
+    await gw.detachAgentChat("chat-1");
+
+    expect(calls).toHaveLength(2);
+    expect(JSON.parse((calls[0].init as { body: string }).body)).toEqual({
+      command: "cancel_agent_chat",
+      args: { sessionId: "chat-1" },
+    });
+    expect(JSON.parse((calls[1].init as { body: string }).body)).toEqual({
+      command: "close_agent_session",
+      args: { sessionId: "chat-1" },
+    });
+    expect(JSON.parse(socket.sent[3])).toMatchObject({
+      kind: "chat.detach",
+      payload: { sessionId: "chat-1" },
+    });
+  });
 });

frontend/src/adapters/http/frames.ts

@@ -14,6 +14,8 @@
  * survives JSON.
  */
 
+import type { ReplyChunk } from "@/domain";
+
 // ---------------------------------------------------------------------------
 // Base64 helpers (binary PTY bytes over JSON frames)
 // ---------------------------------------------------------------------------
@@ -137,5 +139,18 @@ export interface StatusPayload {
 /** Payload of a `chat.output` frame (structured assistant stream). */
 export interface ChatOutputPayload {
   sessionId: string;
-  chunk: unknown; // ReplyChunk-shaped (kind-tagged); normalized by the caller.
+  chunk: ReplyChunk;
+}
+
+/** Payload of a `chat.attached` acknowledgement. */
+export interface ChatAttachedPayload {
+  sessionId?: string;
+  session?: {
+    sessionId: string;
+    projectId?: string;
+    nodeId?: string | null;
+  };
+  cellKind?: "chat" | "pty";
+  assignedConversationId?: string;
+  scrollback?: ReplyChunk[];
 }

frontend/src/adapters/http/streamGateways.ts

@@ -25,9 +25,11 @@ import type {
   AppExitWorkGuardState,
   DomainEvent,
   EffortSelection,
+  ExecuteSlashCommandResult,
   HealthReport,
   ReplyChunk,
   ResumableAgent,
+  SlashCommand,
   Sprint,
   TerminalSession,
   Ticket,
@@ -40,6 +42,7 @@ import type {
   Unsubscribe,
 } from "@/domain";
 import type {
+  AgentChatHandle,
   AgentGateway,
   ChatDraftScope,
   ChatDraftSnapshot,
@@ -48,7 +51,9 @@ import type {
   CreateTicketInput,
   LiveAgent,
   OpenTerminalOptions,
+  ReattachAgentChatResult,
   ReattachResult,
+  SendAgentChatOptions,
   StoppedLiveAgent,
   SystemGateway,
   TerminalGateway,
@@ -59,7 +64,7 @@ import type {
 } from "@/ports";
 import type { HttpInvoker } from "./httpInvoker";
 import { WsLiveClient } from "./wsLiveClient";
-import { type ChatOutputPayload } from "./frames";
+import { type ChatAttachedPayload, type ChatOutputPayload } from "./frames";
 import { unsupportedOnWeb } from "./unsupported";
 
 /**
@@ -96,6 +101,14 @@ export function makeWsTerminalHandle(
   };
 }
 
+function chatSessionId(payload: ChatAttachedPayload): string {
+  const sessionId = payload.sessionId ?? payload.session?.sessionId;
+  if (!sessionId) {
+    throw { code: "INVALID_CHAT_ACK", message: "chat acknowledgement omitted sessionId" };
+  }
+  return sessionId;
+}
+
 export class HttpSystemGateway implements SystemGateway {
   constructor(
     private readonly http: HttpInvoker,
@@ -306,6 +319,114 @@ export class HttpAgentGateway implements AgentGateway {
       scrollback: res.scrollback,
     };
   }
+
+  async launchAgentChat(
+    projectId: string,
+    agentId: string,
+    options: OpenTerminalOptions,
+  ): Promise<AgentChatHandle> {
+    const ack = await this.ws.send("agent.launch", {
+      projectId,
+      agentId,
+      nodeId: options.nodeId ?? null,
+      rows: options.rows,
+      cols: options.cols,
+      cellKind: "chat",
+      conversationId: options.conversationId ?? null,
+      freshStart: options.freshStart ?? false,
+    });
+    if (ack.kind !== "chat.attached") {
+      throw {
+        code: "STRUCTURED_ROUTED_TO_NON_CHAT",
+        message: `custom CLI launch returned ${ack.kind}; expected chat.attached`,
+      };
+    }
+    const payload = ack.payload as unknown as ChatAttachedPayload;
+    if (payload.cellKind && payload.cellKind !== "chat") {
+      throw {
+        code: "STRUCTURED_ROUTED_TO_NON_CHAT",
+        message: `custom CLI launch returned cellKind=${payload.cellKind}; expected chat`,
+      };
+    }
+    const sessionId = chatSessionId(payload);
+    return {
+      sessionId,
+      cellKind: "chat",
+      ...(payload.assignedConversationId
+        ? { assignedConversationId: payload.assignedConversationId }
+        : {}),
+    };
+  }
+
+  async reattachAgentChat(
+    sessionId: string,
+    onChunk: (chunk: ReplyChunk) => void,
+  ): Promise<ReattachAgentChatResult> {
+    const ack = await this.ws.send("chat.attach", { sessionId });
+    if (ack.kind !== "chat.attached") {
+      throw {
+        code: "CHAT_ATTACH_FAILED",
+        message: `chat attach returned ${ack.kind}; expected chat.attached`,
+      };
+    }
+    const payload = ack.payload as unknown as ChatAttachedPayload;
+    const attachedSessionId = chatSessionId(payload);
+    this.ws.setChatSink(attachedSessionId, onChunk);
+    return {
+      sessionId: attachedSessionId,
+      scrollback: payload.scrollback ?? [],
+    };
+  }
+
+  async detachAgentChat(sessionId: string): Promise<void> {
+    this.ws.removeChatSink(sessionId);
+    await this.ws.sendFireAndForget("chat.detach", { sessionId });
+  }
+
+  async sendAgentChat(
+    sessionId: string,
+    prompt: string,
+    onChunk: (chunk: ReplyChunk) => void,
+    options: SendAgentChatOptions = {},
+  ): Promise<void> {
+    this.ws.setChatSink(sessionId, onChunk);
+    const ack = await this.ws.send("chat.send", {
+      sessionId,
+      prompt,
+      attachments: options.attachments ?? [],
+    });
+    const payload = ack.payload as unknown as ChatOutputPayload | undefined;
+    if (payload?.chunk) onChunk(payload.chunk);
+  }
+
+  listSlashCommands(prefix?: string): Promise<SlashCommand[]> {
+    const request = prefix === undefined ? {} : { prefix };
+    return this.http
+      .invoke<{ commands: SlashCommand[] }>("list_slash_commands", { request })
+      .then((res) => res.commands);
+  }
+
+  executeSlashCommand(
+    name: string,
+    options: { sessionId?: string | null; arguments?: unknown[] } = {},
+  ): Promise<ExecuteSlashCommandResult> {
+    return this.http.invoke<ExecuteSlashCommandResult>("execute_slash_command", {
+      request: {
+        name,
+        sessionId: options.sessionId ?? null,
+        arguments: options.arguments ?? [],
+      },
+    });
+  }
+
+  async closeAgentChat(sessionId: string): Promise<void> {
+    this.ws.removeChatSink(sessionId);
+    await this.http.invoke("close_agent_session", { sessionId });
+  }
+
+  async cancelAgentChat(sessionId: string): Promise<void> {
+    await this.http.invoke("cancel_agent_chat", { sessionId });
+  }
 }
 
 export class HttpTicketGateway implements TicketGateway {

frontend/src/adapters/http/wsLiveClient.chat.test.ts

@@ -0,0 +1,83 @@
+import { describe, it, expect } from "vitest";
+
+import type { WebSocketLike } from "./wsLiveClient";
+import { WsLiveClient } from "./wsLiveClient";
+
+class FakeSocket implements WebSocketLike {
+  sent: string[] = [];
+  onopen: (() => void) | null = null;
+  onmessage: ((event: { data: string }) => void) | null = null;
+  onerror: ((event: unknown) => void) | null = null;
+  onclose: (() => void) | null = null;
+
+  send(data: string): void {
+    this.sent.push(data);
+  }
+  close(): void {
+    this.onclose?.();
+  }
+  receive(frame: unknown): void {
+    this.onmessage?.({ data: JSON.stringify(frame) });
+  }
+}
+
+function connectedClient(): { client: WsLiveClient; socket: FakeSocket } {
+  const socket = new FakeSocket();
+  const client = new WsLiveClient({
+    wsUrl: "wss://host",
+    socketFactory: () => {
+      queueMicrotask(() => socket.onopen?.());
+      return socket;
+    },
+  });
+  return { client, socket };
+}
+
+describe("WsLiveClient structured chat routing", () => {
+  it("routes chat.output to the per-session chat sink", async () => {
+    const { client, socket } = connectedClient();
+    await client.ensureConnected();
+
+    const received: unknown[] = [];
+    client.setChatSink("chat-1", (chunk) => received.push(chunk));
+
+    socket.receive({
+      kind: "chat.output",
+      payload: {
+        sessionId: "chat-1",
+        chunk: { kind: "final", content: "done" },
+      },
+    });
+
+    expect(received).toEqual([{ kind: "final", content: "done" }]);
+
+    client.removeChatSink("chat-1");
+    socket.receive({
+      kind: "chat.output",
+      payload: {
+        sessionId: "chat-1",
+        chunk: { kind: "final", content: "ignored" },
+      },
+    });
+    expect(received).toEqual([{ kind: "final", content: "done" }]);
+  });
+
+  it("clears structured chat sinks on disconnect", async () => {
+    const { client, socket } = connectedClient();
+    await client.ensureConnected();
+
+    const received: unknown[] = [];
+    client.setChatSink("chat-1", (chunk) => received.push(chunk));
+    client.disconnect();
+    expect(client.getConnectionState()).toBe("closed");
+
+    socket.receive({
+      kind: "chat.output",
+      payload: {
+        sessionId: "chat-1",
+        chunk: { kind: "final", content: "dropped" },
+      },
+    });
+    expect(received).toEqual([]);
+  });
+});

frontend/src/adapters/http/wsLiveClient.ts

@@ -30,11 +30,12 @@
  * output sink (a notice line), so no component needs to know about this client.
  */
 
-import type { DomainEvent, Unsubscribe } from "@/domain";
+import type { DomainEvent, ReplyChunk, Unsubscribe } from "@/domain";
 import {
   base64ToBytes,
   bytesToBase64,
   type AttachedPayload,
+  type ChatOutputPayload,
   type ClientFrame,
   type ClientFrameKind,
   type OutputPayload,
@@ -167,6 +168,8 @@ export class WsLiveClient {
 
   /** Per-session PTY output sinks (sessionId → onData). Low-level routing map. */
   private readonly outputSinks = new Map<string, (bytes: Uint8Array) => void>();
+  /** Per-session structured chat sinks (sessionId → onChunk). */
+  private readonly chatSinks = new Map<string, (chunk: ReplyChunk) => void>();
   /** Live terminal subscriptions tracked for reconnection replay + status. */
   private readonly terminals = new Map<string, TerminalSubscription>();
   /** Pending command acknowledgements, keyed by client frame id. */
@@ -236,6 +239,12 @@ export class WsLiveClient {
   removeOutputSink(sessionId: string): void {
     this.outputSinks.delete(sessionId);
   }
+  setChatSink(sessionId: string, onChunk: (chunk: ReplyChunk) => void): void {
+    this.chatSinks.set(sessionId, onChunk);
+  }
+  removeChatSink(sessionId: string): void {
+    this.chatSinks.delete(sessionId);
+  }
 
   // -------------------------------------------------------------------------
   // Connection lifecycle
@@ -518,6 +527,7 @@ export class WsLiveClient {
     }
     this.rejectAllPending({ code: "WS_CLOSED", message: "client disconnected" });
     this.outputSinks.clear();
+    this.chatSinks.clear();
     this.terminals.clear();
     this.domainEventHandler = null;
     const socket = this.socket;
@@ -544,6 +554,7 @@ export class WsLiveClient {
     }
     this.rejectAllPending({ code: "WS_CLOSED", message: "client disposed" });
     this.outputSinks.clear();
+    this.chatSinks.clear();
     this.terminals.clear();
     this.domainEventHandler = null;
     this.socket?.close();
@@ -565,27 +576,36 @@ export class WsLiveClient {
       return; // Ignore malformed frames.
     }
 
-    // Route unsolicited streams first (no replyTo).
+    // Route unsolicited streams first. Frames carrying `replyTo` are command
-    switch (frame.kind) {
+    // acknowledgements and must fall through to the pending waiter below; in
-      case "terminal.output": {
+    // particular `chat.send` may acknowledge with a `chat.output` frame.
-        const payload = frame.payload as unknown as OutputPayload;
+    if (!frame.replyTo) {
-        const sub = this.terminals.get(payload.sessionId);
+      switch (frame.kind) {
-        if (sub && typeof payload.seq === "number") sub.lastSeq = payload.seq;
+        case "terminal.output": {
-        const sink = this.outputSinks.get(payload.sessionId);
+          const payload = frame.payload as unknown as OutputPayload;
-        if (sink) sink(base64ToBytes(payload.bytesBase64));
+          const sub = this.terminals.get(payload.sessionId);
-        return;
+          if (sub && typeof payload.seq === "number") sub.lastSeq = payload.seq;
+          const sink = this.outputSinks.get(payload.sessionId);
+          if (sink) sink(base64ToBytes(payload.bytesBase64));
+          return;
+        }
+        case "terminal.status": {
+          const payload = frame.payload as unknown as StatusPayload;
+          this.handleStatus(payload);
+          return;
+        }
+        case "event.domain": {
+          this.domainEventHandler?.(frame.payload as unknown as DomainEvent);
+          return;
+        }
+        case "chat.output": {
+          const payload = frame.payload as unknown as ChatOutputPayload;
+          this.chatSinks.get(payload.sessionId)?.(payload.chunk);
+          return;
+        }
+        default:
+          break;
       }
-      case "terminal.status": {
-        const payload = frame.payload as unknown as StatusPayload;
-        this.handleStatus(payload);
-        return;
-      }
-      case "event.domain": {
-        this.domainEventHandler?.(frame.payload as unknown as DomainEvent);
-        return;
-      }
-      default:
-        break;
     }
 
     // Otherwise it is a reply/ack correlated by `replyTo`.

frontend/src/features/web/WebDesktopWorkspace.test.tsx

@@ -0,0 +1,107 @@
+import { beforeEach, describe, it, expect } from "vitest";
+import { fireEvent, render, screen, within } from "@testing-library/react";
+
+import type { Gateways } from "@/ports";
+import { DIProvider } from "@/app/di";
+import { createMockGateways, MockWorkStateGateway } from "@/adapters/mock";
+import { WebSession } from "@/adapters/http";
+import type { FetchLike } from "@/adapters/http/httpInvoker";
+import type { FlagStore } from "@/adapters/http/webSession";
+import { WebApp } from "./WebApp";
+
+function memStore(): FlagStore {
+  const map = new Map<string, string>();
+  return {
+    getItem: (k) => map.get(k) ?? null,
+    setItem: (k, v) => void map.set(k, v),
+    removeItem: (k) => void map.delete(k),
+  };
+}
+
+const okFetch: FetchLike = async () => ({
+  ok: true,
+  status: 200,
+  json: async () => ({ ok: true }),
+  text: async () => "{}",
+});
+
+async function seededGateways(): Promise<Gateways> {
+  const gateways = createMockGateways();
+  const project = await gateways.project.createProject("Demo", "/srv/demo");
+  (gateways.workState as MockWorkStateGateway)._setProjectWorkState(project.id, {
+    agents: [
+      { agentId: "a1", name: "Archi", profileId: "p1", busy: { state: "idle" }, tickets: [] },
+    ],
+    conversations: [],
+  });
+  return gateways;
+}
+
+function renderPairedWebApp(gateways: Gateways) {
+  const session = new WebSession({ baseUrl: "https://h", fetchImpl: okFetch, store: memStore() });
+  session.markPaired();
+  return render(
+    <DIProvider gateways={gateways}>
+      <WebApp session={session} />
+    </DIProvider>,
+  );
+}
+
+beforeEach(() => {
+  window.localStorage.clear();
+  window.innerWidth = 1280;
+  window.dispatchEvent(new Event("resize"));
+});
+
+describe("WebWorkspace desktop layout", () => {
+  it("mounts the desktop AppImage-style shell with LayoutTabs/LayoutGrid and no detached action", async () => {
+    renderPairedWebApp(await seededGateways());
+
+    expect(
+      (await screen.findByTestId("web-workspace")).getAttribute("data-shell"),
+    ).toBe(
+      "desktop-layout",
+    );
+    expect(screen.queryByTestId("web-mobile-task-canvas")).toBeNull();
+
+    fireEvent.click(await screen.findByText("Demo"));
+
+    expect(await screen.findByTestId("layout-tabs")).toBeTruthy();
+    expect(await screen.findByTestId("layout-grid")).toBeTruthy();
+    expect(screen.getByLabelText("right dock")).toBeTruthy();
+    expect(screen.queryByRole("button", { name: /detach/i })).toBeNull();
+    expect(screen.queryByText(/Fenêtre/)).toBeNull();
+  });
+
+  it("opens panels as floating or docked from the desktop menu bar without a detached web mode", async () => {
+    renderPairedWebApp(await seededGateways());
+    fireEvent.click(await screen.findByText("Demo"));
+    await screen.findByTestId("layout-grid");
+
+    fireEvent.click(screen.getByRole("button", { name: "Panneaux" }));
+    const menu = await screen.findByRole("menu", { name: "Panneaux" });
+
+    fireEvent.click(within(menu).getByRole("button", { name: "Tickets" }));
+    const submenu = await screen.findByRole("menu", { name: "Tickets" });
+    fireEvent.click(within(submenu).getByRole("button", { name: "Flottant" }));
+
+    expect(await screen.findByRole("dialog", { name: "Tickets" })).toBeTruthy();
+    expect(screen.queryByRole("button", { name: /detached/i })).toBeNull();
+  });
+
+  it("can dock a panel to the left from the menu bar while keeping the grid in the main area", async () => {
+    renderPairedWebApp(await seededGateways());
+    fireEvent.click(await screen.findByText("Demo"));
+    await screen.findByTestId("layout-grid");
+
+    fireEvent.click(screen.getByRole("button", { name: "Panneaux" }));
+    const menu = await screen.findByRole("menu", { name: "Panneaux" });
+    fireEvent.click(within(menu).getByRole("button", { name: "Project context" }));
+    const submenu = await screen.findByRole("menu", { name: "Project context" });
+    fireEvent.click(within(submenu).getByRole("button", { name: "Ancré à gauche" }));
+
+    expect(await screen.findByLabelText("left dock")).toBeTruthy();
+    expect(await screen.findByLabelText("Project context panel")).toBeTruthy();
+    expect(screen.getByTestId("layout-grid")).toBeTruthy();
+  });
+});