feat: expand intelligent investigation workspace

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

@@ -13,6 +13,7 @@ import {
   useInteractionRequests,
   useAgentConnection,
   FrontendActionExecutor,
+  AnswerViewStateScope,
   agentTaskDiscussionContextSchema,
   type AgentTaskDiscussionContext,
   agentBootstrapKey,
@@ -103,6 +104,12 @@ export function useWorkbenchAgent({
   const projectScopeKey = `project:${getWorkbenchProject(getAccessToken)?.project_id ?? "default"}`;
   const scopeKey = projectScopeKey;
   const { connectionStatus, recheck: checkAgentConnection, recoveryVersion } = useAgentConnection(scopeClient, scopeKey);
+  const answerStateScope = useMemo(() => new AnswerViewStateScope(`${resources.id}:${scopeKey}`, scopeClient), [resources.id, scopeClient, scopeKey]);
+  useEffect(() => {
+    answerStateScope.retain();
+    resources.disposers.add(answerStateScope.dispose);
+    return () => { resources.disposers.delete(answerStateScope.dispose); answerStateScope.release(); };
+  }, [answerStateScope, resources]);
   const history = useAgentHistory(scopeClient, scopeKey);
   const topics = useAgentTopics(scopeClient, scopeKey);
   const runtimeSummaries: AgentChatSessionSummary[] = agentRuntimes(resources).filter((entry) => entry.scope === scopeKey && entry.sessionId && entry.purpose !== "task_execution")
@@ -184,7 +191,7 @@ export function useWorkbenchAgent({
     try {
       await target.chat.sendMessage(alreadyPresent ? undefined : replyMessage, { body: {
         session_id: owningSessionId, interaction_id: interactionId, model: selectedModel || undefined,
-        capabilities: frontendActionEnabledRef.current ? ["host-question@1", "frontend-action@1"] : ["host-question@1"],
+        capabilities: frontendActionEnabledRef.current ? ["host-question@1", "frontend-action@2"] : ["host-question@1"],
         approval_mode: approvalMode, task_context: target.taskDiscussion?.context,
       } });
     } catch (error) { target.runStatus = "error"; throw error; }
@@ -344,8 +351,14 @@ export function useWorkbenchAgent({
     [refreshInteractionRequests, refreshAgentMessageInbox, applySessionId, claimEnvelope, handleCredentialRefresh, handleFrontendAction, onUiEnvelope]
   );
 
+  const synchronizeModelCatalog = useCallback((catalog: Awaited<ReturnType<AgentApiClient["getModels"]>>) => {
+    // A background request from an old project must not replace this project's controls.
+    if (resources.disposed || resources.activeAgent?.scope !== scopeKey) return;
+    setModelOptions(catalog.models);
+    setSelectedModel((current) => resolveAgentModelSelection(catalog, current));
+  }, [resources, scopeKey]);
   const transport = useMemo(() => createWorkbenchAgentTransport(scopeClient, getAccessToken,
-    getProjectId), [getAccessToken, getProjectId, scopeClient]);
+    getProjectId, synchronizeModelCatalog), [getAccessToken, getProjectId, scopeClient, synchronizeModelCatalog]);
   const defaultRuntime = useMemo(() => {
     const created = createAgentRuntime(resources, scopeKey, scopeClient, transport);
     return created;
@@ -768,7 +781,7 @@ export function useWorkbenchAgent({
       const loaded = await projectClient.loadSession(id, { messageLimit: 40 });
       if (!loaded) throw new Error("任务协作会话未能打开，请重试。");
       target = createAgentRuntime(resources, projectScopeKey, projectClient,
-        createWorkbenchAgentTransport(projectClient, getAccessToken, getProjectId), loaded);
+        createWorkbenchAgentTransport(projectClient, getAccessToken, getProjectId, synchronizeModelCatalog), loaded);
       if (loaded.isStreaming || loaded.runStatus === "running") resumeAgentRuntime(resources, target);
     }
     const titleBeforeOpen = titlesBeforeOpen.get(target);
@@ -781,7 +794,7 @@ export function useWorkbenchAgent({
     activateRuntime(target);
     setPromptFocusRequest((current) => current + 1);
     return id;
-  }, [activateRuntime, getAccessToken, getProjectId, projectScopeKey, resources]);
+  }, [activateRuntime, getAccessToken, getProjectId, projectScopeKey, resources, synchronizeModelCatalog]);
 
   const openTaskExecutionHistory = useCallback(async (taskId: string, runId: string, executionSessionId: string) => {
     const normalizedTaskId = taskId.trim();
@@ -809,7 +822,7 @@ export function useWorkbenchAgent({
         resources,
         projectScopeKey,
         projectClient,
-        createWorkbenchAgentTransport(projectClient, getAccessToken, getProjectId),
+        createWorkbenchAgentTransport(projectClient, getAccessToken, getProjectId, synchronizeModelCatalog),
         loaded
       );
     } else {
@@ -833,7 +846,7 @@ export function useWorkbenchAgent({
     activateRuntime(target);
     setStatusLabel(loaded.runStatus === "running" ? "调查执行记录自动同步中" : "调查执行记录已打开");
     return loaded.sessionId;
-  }, [activateRuntime, getAccessToken, getProjectId, projectScopeKey, resources]);
+  }, [activateRuntime, getAccessToken, getProjectId, projectScopeKey, resources, synchronizeModelCatalog]);
 
   useEffect(() => {
     const target = runtimeRef.current;
@@ -1084,7 +1097,7 @@ export function useWorkbenchAgent({
             topic_id: !activeSessionId ? runtimeRef.current?.topicId ?? undefined : undefined,
             model: selectedModel || undefined,
             approval_mode: approvalMode,
-            capabilities: frontendActionEnabledRef.current ? ["frontend-action@1", "host-question@1"] : ["host-question@1"],
+            capabilities: frontendActionEnabledRef.current ? ["frontend-action@2", "host-question@1"] : ["host-question@1"],
             task_context: taskDiscussion?.sessionId === sessionIdRef.current ? taskDiscussion.context : undefined
           }
         }
@@ -1108,7 +1121,7 @@ export function useWorkbenchAgent({
     setStatusLabel("Agent 正在调查水质投诉事件");
     void target.chat.sendMessage({ text: prompt }, { body: {
       session_id: id, model: selectedModel || undefined, approval_mode: approvalMode, trigger_context: trigger,
-      capabilities: frontendActionEnabledRef.current ? ["frontend-action@1", "host-question@1"] : ["host-question@1"],
+      capabilities: frontendActionEnabledRef.current ? ["frontend-action@2", "host-question@1"] : ["host-question@1"],
     } }).catch(() => {});
     return { sessionId: id, reused: reserved.event_duplicate === true };
   }, [activateRuntime, approvalMode, resources, scopeClient, scopeKey, selectedModel, transport]);
@@ -1185,6 +1198,7 @@ export function useWorkbenchAgent({
 
   return {
     apiClient: clientRef.current,
+    answerStateScope,
     contentReference: runtime.reference,
     setContentReference: (value: import("@/features/agent").AnswerUiSelection | undefined) => {
       const active = resources.activeAgent;
@@ -1313,7 +1327,7 @@ function prefersReducedMotion() {
   return window.matchMedia("(prefers-reduced-motion: reduce)").matches;
 }
 
-function createWorkbenchAgentTransport(client: AgentApiClient, access?: WorkbenchAccess, getProjectId?: () => Promise<string>) {
+function createWorkbenchAgentTransport(client: AgentApiClient, access?: WorkbenchAccess, getProjectId?: () => Promise<string>, onModels?: (catalog: Awaited<ReturnType<AgentApiClient["getModels"]>>) => void) {
   return new ResponsesChatTransport<AgentUiMessage>({
     api: `${env.TJWATER_AGENT_URL.replace(/\/$/, "")}/api/v1/responses`,
     headers: async (): Promise<Record<string, string>> => {
@@ -1323,12 +1337,13 @@ function createWorkbenchAgentTransport(client: AgentApiClient, access?: Workbenc
     },
     async prepareSendMessagesRequest({ messages, body }) {
       const catalog = await client.getModels();
+      onModels?.(catalog);
       const model = resolveAgentModelSelection(catalog, readBodyString(body, "model") ?? "");
       if (!model) throw new Error("Agent 后端当前没有可用模型，请检查模型配置。");
       return { body: createResponseRequest(messages, {
         conversation: readBodyString(body, "session_id"), interactionId: readBodyString(body, "interaction_id"), model, topicId: readBodyString(body, "topic_id"),
         approvalMode: readBodyString(body, "approval_mode") ?? "request",
-        capabilities: Array.isArray(body?.capabilities) ? body.capabilities.filter((value): value is string => value === "frontend-action@1" || value === "host-question@1") : [], triggerContext: body?.trigger_context, taskContext: body?.task_context,
+        capabilities: Array.isArray(body?.capabilities) ? body.capabilities.filter((value): value is string => value === "frontend-action@2" || value === "host-question@1") : [], triggerContext: body?.trigger_context, taskContext: body?.task_context,
       }) };
     },
   });