feat(workbench): integrate operational workflows and map state

src/features/workbench/hooks/use-workbench-agent.ts

@@ -27,6 +27,7 @@ import {
   type AgentPermissionRequest,
   type AgentQuestionRequest,
   type AgentSessionStreamEvent,
+  type AgentSessionPurpose,
   type AgentStreamRenderState,
   type FrontendActionRequest,
   type UIEnvelopePayload,
@@ -87,6 +88,7 @@ export function useWorkbenchAgent({
   const [mobileOpen, setMobileOpen] = useState(false);
   const [mobilePanelCollapsing, setMobilePanelCollapsing] = useState(false);
   const [sessionId, setSessionId] = useState<string | null>(null);
+  const [sessionPurpose, setSessionPurpose] = useState<AgentSessionPurpose>("ordinary_chat");
   const [registry, setRegistry] = useState<UIRegistry | null>(null);
   const [sessionTitle, setSessionTitle] = useState("新对话");
   const [statusLabel, setStatusLabel] = useState("Agent 后端连接中");
@@ -546,6 +548,7 @@ export function useWorkbenchAgent({
         }
 
         applySessionId(loadedSession.sessionId);
+        setSessionPurpose(loadedSession.purpose);
         setSessionTitle(loadedSession.title);
         setStatusLabel("Agent 历史会话已打开");
         setPermissionOverrides({});
@@ -569,6 +572,20 @@ export function useWorkbenchAgent({
     [applySessionId, chat, refreshSessionHistory, startSessionStreamSubscription, stopSessionStreamSubscription, streaming]
   );
 
+  const openTaskCollaboration = useCallback(async (taskId: string) => {
+    const normalizedTaskId = taskId.trim();
+    if (!normalizedTaskId) {
+      throw new Error("工况任务 ID 不能为空。");
+    }
+    const collaboration = await clientRef.current.createTaskCollaborationSession(normalizedTaskId);
+    const collaborationSessionId = collaboration.session_id || collaboration.id;
+    if (!collaborationSessionId) {
+      throw new Error("Agent 未返回任务协作会话。");
+    }
+    await loadHistorySession(collaborationSessionId);
+    return collaborationSessionId;
+  }, [loadHistorySession]);
+
   const renameHistorySession = useCallback(
     async (nextSessionId: string, title: string) => {
       const normalizedTitle = title.trim();
@@ -614,6 +631,7 @@ export function useWorkbenchAgent({
     (nextStatusLabel = "Agent 新对话已准备") => {
       clearSessionId();
       setSessionTitle("新对话");
+      setSessionPurpose("ordinary_chat");
       setStatusLabel(nextStatusLabel);
       setConnectionStatus("online");
       setPermissionOverrides({});
@@ -875,6 +893,7 @@ export function useWorkbenchAgent({
   }, []);
 
   return {
+    apiClient: clientRef.current,
     approvalMode,
     collapsePanel,
     expandPanel,
@@ -891,11 +910,13 @@ export function useWorkbenchAgent({
     refreshSessionHistory,
     startNewSession,
     loadHistorySession,
+    openTaskCollaboration,
     renameHistorySession,
     deleteHistorySession,
     sessionHistory,
     sessionHistoryLoading: sessionHistoryLoading || sessionHistoryValidating,
     sessionId,
+    sessionPurpose,
     sessionTitle,
     statusLabel,
     streamRenderState,