fix: unify chat process and reply presentation

src/features/agent/api/responses-transport.ts

@@ -1,10 +1,11 @@
 import { HttpChatTransport, type UIMessage, type UIMessageChunk } from "ai";
 
 const record = (value: unknown): value is Record<string, unknown> => typeof value === "object" && value !== null && !Array.isArray(value);
+export class AgentStreamDisconnectedError extends Error {}
 
 export function createResponseRequest(messages: UIMessage[], options: {
   conversation?: string; model?: string; approvalMode?: string; capabilities?: string[];
-  triggerContext?: unknown; taskContext?: unknown; topicId?: string;
+  interactionId?: string; triggerContext?: unknown; taskContext?: unknown; topicId?: string;
 }) {
   const latest = [...messages].reverse().find((message) => message.role === "user");
   const text = latest?.parts.filter((part) => part.type === "text").map((part) => part.text).join("\n").trim();
@@ -13,7 +14,7 @@ export function createResponseRequest(messages: UIMessage[], options: {
     input: [{ role: "user", content: [{ type: "input_text", text }] }], stream: true,
     ...(options.model ? { model: options.model } : {}),
     ...(options.conversation ? { conversation: options.conversation } : {}),
-    tjwater: { ...(options.topicId ? { topic_id: options.topicId } : {}), ...(latest?.id ? { client_message_id: latest.id } : {}), approval_mode: options.approvalMode ?? "request", capabilities: options.capabilities ?? [],
+    tjwater: { ...(options.interactionId ? { interaction_id: options.interactionId } : {}), ...(options.topicId ? { topic_id: options.topicId } : {}), ...(latest?.id ? { client_message_id: latest.id } : {}), approval_mode: options.approvalMode ?? "request", capabilities: options.capabilities ?? [],
       ...(options.triggerContext ? { trigger_context: options.triggerContext } : {}),
       ...(options.taskContext ? { task_context: options.taskContext } : {}),
     },
@@ -99,7 +100,7 @@ export function responsesToUiStream(stream: ReadableStream<Uint8Array>): Readabl
       buffer += decoder.decode();
       flushBlocks(controller);
       if (buffer.trim()) parse(buffer, controller);
-      if (!terminal) throw new Error("Responses 流在完成前断开，请重新打开会话查看状态");
+      if (!terminal) throw new AgentStreamDisconnectedError("Responses 流在完成前断开，正在恢复会话连接");
     },
   }));
 }