feat: 聊天页优化 — 欢迎页、标题自动生成、消息操作

src/server/ai/tools/get-current-time.ts

@@ -29,8 +29,7 @@ export function formatCurrentTime(timezone?: string) {
 
 export const getCurrentTime = tool({
   description: "获取当前日期和时间。可选指定时区，默认返回本地时间。",
-  // eslint-disable-next-line @typescript-eslint/require-await
-  execute: async ({ timezone }) => formatCurrentTime(timezone),
+  execute: ({ timezone }) => Promise.resolve(formatCurrentTime(timezone)),
   inputSchema: z.object({
     timezone: z.string().optional().describe("IANA 时区名称，如 'Asia/Shanghai'、'America/New_York'"),
   }),

src/server/routes/chat/send.ts

@@ -1,19 +1,25 @@
 import type Database from "bun:sqlite";
 
-import { createAgentUIStreamResponse, type UIMessage } from "ai";
+import { createAgentUIStreamResponse, generateText, type UIMessage } from "ai";
 import { eq } from "drizzle-orm";
 
 import type { RuntimeMode } from "../../../shared/api";
+import type { Logger } from "../../logger";
 
 import { createAlfredAgent } from "../../ai/agents/alfred-agent";
 import { buildProviderRegistry } from "../../ai/registry";
 import { wrap } from "../../db/connection";
-import { createMessage, getConversation, updateConversationTimestamp } from "../../db/conversations";
+import {
+  createMessage,
+  getConversation,
+  updateConversation,
+  updateConversationTimestamp,
+} from "../../db/conversations";
 import { models, providers } from "../../db/schema";
 import { createApiError, jsonResponse } from "../../helpers";
 import { validateIdParam } from "../../middleware";
 
-export async function handleSendChat(req: Request, db: Database, mode: RuntimeMode): Promise<Response> {
+export async function handleSendChat(req: Request, db: Database, mode: RuntimeMode, logger: Logger): Promise<Response> {
   const url = new URL(req.url);
   const projectId = url.pathname.split("/")[3];
 
@@ -104,6 +110,58 @@ export async function handleSendChat(req: Request, db: Database, mode: RuntimeMo
           role: "assistant",
         });
         updateConversationTimestamp(db, conversation.id);
+
+        try {
+          if (conversation.title === "新会话") {
+            const firstUserText =
+              body.messages
+                ?.find((m) => m.role === "user")
+                ?.parts?.filter((p) => p.type === "text")
+                ?.map((p) => p.text)
+                ?.join("") ?? "";
+
+            if (firstUserText) {
+              if (firstUserText.length <= 5) {
+                updateConversation(db, conversation.id, { title: firstUserText });
+              } else {
+                void generateText({
+                  model,
+                  prompt: `请根据以下对话开头生成一个简短标题（不超过10个字）：${firstUserText}`,
+                  system: "你是一个标题生成助手，只返回标题文本，不要解释。",
+                })
+                  .then((result) => {
+                    const title = result.text.trim().slice(0, 10);
+                    updateConversation(db, conversation.id, { title: title || firstUserText.slice(0, 10) });
+                  })
+                  .catch((titleError: unknown) => {
+                    const titleMsg = titleError instanceof Error ? titleError.message : String(titleError);
+                    logger.error({ conversationId: conversation.id, error: titleMsg }, "标题生成失败");
+                    try {
+                      updateConversation(db, conversation.id, { title: firstUserText.slice(0, 10) });
+                    } catch {
+                      logger.error({ conversationId: conversation.id }, "标题兜底更新失败");
+                    }
+                  });
+              }
+            }
+          }
+        } catch (titleError: unknown) {
+          const titleMsg = titleError instanceof Error ? titleError.message : String(titleError);
+          logger.error({ conversationId: conversation.id, error: titleMsg }, "标题生成失败");
+          try {
+            const fallbackTitle =
+              body.messages
+                ?.find((m) => m.role === "user")
+                ?.parts?.filter((p) => p.type === "text")
+                ?.map((p) => p.text)
+                ?.join("")
+                ?.slice(0, 10) ?? "新会话";
+            updateConversation(db, conversation.id, { title: fallbackTitle });
+          } catch (fallbackError: unknown) {
+            const fbMsg = fallbackError instanceof Error ? fallbackError.message : String(fallbackError);
+            logger.error({ conversationId: conversation.id, error: fbMsg }, "标题兜底更新失败");
+          }
+        }
       },
       uiMessages: body.messages,
     });

src/server/server.ts

@@ -160,7 +160,7 @@ export function startServer(options: StartServerOptions) {
         POST: withErrorHandler(
           async (req) => {
             const { handleSendChat } = await import("./routes/chat/send");
-            return handleSendChat(req, db, mode);
+            return handleSendChat(req, db, mode, logger);
           },
           mode,
           logger,