0.1.14 上线前更改

2026-01-11 12:35:53 +08:00
parent be71849aa5
commit 725a60d3aa
44 changed files with 3427 additions and 310 deletions
@@ -115,7 +115,7 @@ const MediaBlockContent = ({ block, editor }: any) => {
  }, [block.props.fileName, fileUrl]);
  const isOfficeDoc = useMemo(
    () =>
-      ["doc", "docx", "ppt", "pptx", "xls", "xlsx", "odp", "ods", "odt"].includes(
+      ["doc", "docx", "rtf", "ppt", "pptx", "xls", "xlsx", "odp", "ods", "odt", "pdf", "csv"].includes(
        extension,
      ),
    [extension],
@@ -1,7 +1,10 @@
 "use client";

 import React, { useEffect, useMemo, useRef, useState } from "react";
-import { Network, Paperclip, Settings2, Send, X } from "lucide-react";
+import { ChevronLeft, History, Network, Plus, Settings, Settings2, Send, Sparkles, User, Wrench, X, Paperclip } from "lucide-react";
+import { Button } from "@/components/ui/button";
+import { ScrollArea } from "@/components/ui/scroll-area";
+import { Textarea } from "@/components/ui/textarea";

 type AgentAssetItem = {
  kind: "media" | "local-mindmap" | "test-pdf";
@@ -20,6 +23,54 @@ type MindmapInstanceLike = {
  command?: { clearHistory?: () => void };
 };

+const DEFAULT_SESSION_MESSAGES: AgentMessage[] = [
+  {
+    role: "assistant",
+    content:
+      "你好，我是思维导图 AI Agent。\n- 直接说需求（例如：补完选中节点、总结 @PDF 并写入导图、从 @PDF 生成章/节结构导图）\n- 使用 @ 选择文件或上传文件\n- 你可以让 AI 自动选择工具，或在“工具”里切换到手动并勾选允许使用的工具",
+  },
+];
+
+type ToolLog =
+  | { type: "tool_call"; id: string; tool: string; args: Record<string, unknown> }
+  | { type: "tool_result"; id: string; tool: string; ok: boolean; ms: number; result: unknown }
+  | { type: "error"; message: string };
+
+type ChatSession = {
+  id: string;
+  title: string;
+  createdAt: number;
+  updatedAt: number;
+  messages: AgentMessage[];
+  toolLogs: ToolLog[];
+  attachments: AgentAssetItem[];
+};
+
+type PanelPage = "chat" | "tools" | "history" | "account" | "settings";
+
+const clamp = (n: number, min: number, max: number) => Math.max(min, Math.min(max, n));
+
+const generateId = () => {
+  if (typeof crypto !== "undefined" && "randomUUID" in crypto) return crypto.randomUUID();
+  return `sess_${Math.random().toString(16).slice(2, 10)}`;
+};
+
+const normalizeSessions = (sessions: ChatSession[]) => {
+  const maxSessions = 20;
+  const maxMessages = 40;
+  const maxToolLogs = 80;
+  const maxAttachments = 20;
+  return sessions
+    .slice(0, maxSessions)
+    .map((s) => ({
+      ...s,
+      messages: Array.isArray(s.messages) ? s.messages.slice(-maxMessages) : [],
+      toolLogs: Array.isArray(s.toolLogs) ? s.toolLogs.slice(-maxToolLogs) : [],
+      attachments: Array.isArray(s.attachments) ? s.attachments.slice(-maxAttachments) : [],
+    }))
+    .sort((a, b) => b.updatedAt - a.updatedAt);
+};
+
 const isRecord = (v: unknown): v is Record<string, unknown> =>
  typeof v === "object" && v !== null && !Array.isArray(v);

@@ -99,45 +150,40 @@ export function MindmapAiAgentPanel({
  mindmapId,
  mindmap,
  activeNodes,
+  onClose,
 }: {
  documentId: string;
  mindmapId: string;
  mindmap: MindmapInstanceLike | null | undefined;
  activeNodes: unknown[];
+  onClose?: () => void;
 }) {
-  const [messages, setMessages] = useState<AgentMessage[]>([
-    {
-      role: "assistant",
-      content:
-        "你好，我是思维导图 AI Agent。你可以：\n- 直接说需求（例如：补完选中节点、总结 @PDF 并写入导图、从 @PDF 生成章/节结构导图）\n- 使用 @ 选择文件或上传文件\n- 让 AI 自动选择工具，或手动勾选允许使用的工具",
-    },
-  ]);
+  const [messages, setMessages] = useState<AgentMessage[]>(() => DEFAULT_SESSION_MESSAGES);
  const [input, setInput] = useState("");
  const [loading, setLoading] = useState(false);

  const [networkOn, setNetworkOn] = useState(true);
  const [toolAuto, setToolAuto] = useState(true);
+  // 兼容旧 UI（已隐藏），避免影响已有交互与回滚风险
  const [toolPickerOpen, setToolPickerOpen] = useState(false);
  const [selectedTools, setSelectedTools] = useState<ToolName[]>(DEFAULT_TOOLS);
  const [aiProvider, setAiProvider] = useState<"online" | "local">("online");
  const [aiModel, setAiModel] = useState<string>("");
  const [maxSteps, setMaxSteps] = useState<number>(10);
+  const [page, setPage] = useState<PanelPage>("chat");

  const [assets, setAssets] = useState<AgentAssetItem[]>([]);
  const [workspaceId, setWorkspaceId] = useState<string>("");
  const [attachments, setAttachments] = useState<AgentAssetItem[]>([]);
  const [debug, setDebug] = useState<string>("");
-  const [toolLogs, setToolLogs] = useState<
-    Array<
-      | { type: "tool_call"; id: string; tool: string; args: Record<string, unknown> }
-      | { type: "tool_result"; id: string; tool: string; ok: boolean; ms: number; result: unknown }
-      | { type: "error"; message: string }
-    >
-  >([]);
+  const [toolLogs, setToolLogs] = useState<ToolLog[]>([]);
+  const [sessions, setSessions] = useState<ChatSession[]>([]);
+  const [activeSessionId, setActiveSessionId] = useState<string>("");

  const textareaRef = useRef<HTMLTextAreaElement | null>(null);
  const fileInputRef = useRef<HTMLInputElement | null>(null);
  const abortRef = useRef<AbortController | null>(null);
+  const syncTimerRef = useRef<number | null>(null);

  useEffect(() => {
    try {
@@ -165,6 +211,112 @@ export function MindmapAiAgentPanel({
    }
  }, [aiProvider, aiModel, maxSteps]);

+  useEffect(() => {
+    // 切换导图时，默认回到对话页
+    setPage("chat");
+  }, [mindmapId]);
+
+  // 会话/历史：按 mindmapId 隔离持久化
+  useEffect(() => {
+    try {
+      const key = `mindmap_ai_sessions:${mindmapId}`;
+      const raw = window.localStorage.getItem(key);
+      if (!raw) {
+        const id = generateId();
+        const now = Date.now();
+        const session: ChatSession = {
+          id,
+          title: "新会话",
+          createdAt: now,
+          updatedAt: now,
+          messages: DEFAULT_SESSION_MESSAGES,
+          toolLogs: [],
+          attachments: [],
+        };
+        setSessions([session]);
+        setActiveSessionId(id);
+        setMessages(session.messages);
+        setToolLogs([]);
+        setAttachments([]);
+        return;
+      }
+
+      const parsed = JSON.parse(raw) as unknown;
+      const list = typeof parsed === "object" && parsed && "sessions" in parsed ? (parsed as any).sessions : null;
+      const active =
+        typeof parsed === "object" && parsed && "activeSessionId" in parsed
+          ? String((parsed as any).activeSessionId ?? "")
+          : "";
+      if (!Array.isArray(list) || list.length === 0) return;
+
+      const loaded = normalizeSessions(
+        list
+          .map((x) => {
+            const id = String((x as any)?.id ?? "").trim() || generateId();
+            const createdAt = Number((x as any)?.createdAt ?? Date.now());
+            const updatedAt = Number((x as any)?.updatedAt ?? createdAt);
+            const title = String((x as any)?.title ?? "").trim() || "历史会话";
+            const messages = Array.isArray((x as any)?.messages) ? (x as any).messages : DEFAULT_SESSION_MESSAGES;
+            const toolLogs = Array.isArray((x as any)?.toolLogs) ? (x as any).toolLogs : [];
+            const attachments = Array.isArray((x as any)?.attachments) ? (x as any).attachments : [];
+            return { id, title, createdAt, updatedAt, messages, toolLogs, attachments } as ChatSession;
+          })
+          .filter((s) => s.id),
+      );
+      setSessions(loaded);
+      const picked = active && loaded.some((s) => s.id === active) ? active : loaded[0]!.id;
+      setActiveSessionId(picked);
+      const cur = loaded.find((s) => s.id === picked) ?? loaded[0]!;
+      setMessages(cur.messages?.length ? cur.messages : DEFAULT_SESSION_MESSAGES);
+      setToolLogs(cur.toolLogs ?? []);
+      setAttachments(cur.attachments ?? []);
+    } catch {
+      // ignore
+    }
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [mindmapId]);
+
+  useEffect(() => {
+    if (!activeSessionId) return;
+    if (syncTimerRef.current) window.clearTimeout(syncTimerRef.current);
+    syncTimerRef.current = window.setTimeout(() => {
+      setSessions((prev) => {
+        const now = Date.now();
+        const next = prev.some((s) => s.id === activeSessionId)
+          ? prev.map((s) =>
+              s.id === activeSessionId ? { ...s, messages, toolLogs, attachments, updatedAt: now } : s,
+            )
+          : [
+              {
+                id: activeSessionId,
+                title: "新会话",
+                createdAt: now,
+                updatedAt: now,
+                messages,
+                toolLogs,
+                attachments,
+              },
+              ...prev,
+            ];
+        return normalizeSessions(next);
+      });
+    }, 200);
+    return () => {
+      if (syncTimerRef.current) window.clearTimeout(syncTimerRef.current);
+    };
+  }, [activeSessionId, attachments, messages, toolLogs]);
+
+  useEffect(() => {
+    if (!mindmapId) return;
+    try {
+      const key = `mindmap_ai_sessions:${mindmapId}`;
+      const payload = JSON.stringify({ activeSessionId, sessions: normalizeSessions(sessions) });
+      if (payload.length <= 900_000) window.localStorage.setItem(key, payload);
+    } catch {
+      // ignore
+    }
+  }, [activeSessionId, mindmapId, sessions]);
+
  // @ 选择
  const [mentionOpen, setMentionOpen] = useState(false);
  const [mentionQuery, setMentionQuery] = useState("");
@@ -435,11 +587,142 @@ export function MindmapAiAgentPanel({
    }
  };

+  const currentSession = useMemo(() => sessions.find((s) => s.id === activeSessionId) ?? null, [activeSessionId, sessions]);
+  const currentSessionTitle = currentSession?.title || "新会话";
+
+  const pageTitle = useMemo(() => {
+    switch (page) {
+      case "tools":
+        return "工具（代替 MCP）";
+      case "history":
+        return "历史会话";
+      case "account":
+        return "账户 / 模型";
+      case "settings":
+        return "设置";
+      default:
+        return "思维导图 AI Agent";
+    }
+  }, [page]);
+
+  const startNewSession = () => {
+    if (loading) return;
+    const id = generateId();
+    const now = Date.now();
+    const next: ChatSession = {
+      id,
+      title: "新会话",
+      createdAt: now,
+      updatedAt: now,
+      messages: DEFAULT_SESSION_MESSAGES,
+      toolLogs: [],
+      attachments: [],
+    };
+    setSessions((prev) => normalizeSessions([next, ...prev]));
+    setActiveSessionId(id);
+    setMessages(next.messages);
+    setToolLogs([]);
+    setAttachments([]);
+    setInput("");
+    setDebug("");
+  };
+
+  const switchSession = (id: string) => {
+    if (loading) return;
+    const target = sessions.find((s) => s.id === id);
+    if (!target) return;
+    setActiveSessionId(target.id);
+    setMessages(target.messages?.length ? target.messages : DEFAULT_SESSION_MESSAGES);
+    setToolLogs(target.toolLogs ?? []);
+    setAttachments(target.attachments ?? []);
+    setInput("");
+    setDebug("");
+  };
+
+  const resetCurrentSession = () => {
+    if (loading) return;
+    setMessages(DEFAULT_SESSION_MESSAGES);
+    setToolLogs([]);
+    setAttachments([]);
+    setInput("");
+    setDebug("");
+    if (activeSessionId) {
+      setSessions((prev) =>
+        normalizeSessions(
+          prev.map((s) =>
+            s.id === activeSessionId
+              ? { ...s, messages: DEFAULT_SESSION_MESSAGES, toolLogs: [], attachments: [], updatedAt: Date.now(), title: s.title || "当前会话" }
+              : s,
+          ),
+        ),
+      );
+    }
+  };
+
+  const clearHistory = () => {
+    if (loading) return;
+    const base: ChatSession =
+      currentSession ??
+      ({
+        id: activeSessionId || generateId(),
+        title: "当前会话",
+        createdAt: Date.now(),
+        updatedAt: Date.now(),
+        messages,
+        toolLogs,
+        attachments,
+      } as ChatSession);
+    setSessions([
+      {
+        ...base,
+        title: base.title || "当前会话",
+        updatedAt: Date.now(),
+        messages,
+        toolLogs,
+        attachments,
+      },
+    ]);
+    setActiveSessionId(base.id);
+  };
+
+  const deleteSession = (id: string) => {
+    if (loading) return;
+    setSessions((prev) => normalizeSessions(prev.filter((s) => s.id !== id)));
+    if (id === activeSessionId) {
+      const fallback = sessions.filter((s) => s.id !== id)[0];
+      if (fallback) {
+        setActiveSessionId(fallback.id);
+        setMessages(fallback.messages?.length ? fallback.messages : DEFAULT_SESSION_MESSAGES);
+        setToolLogs(fallback.toolLogs ?? []);
+        setAttachments(fallback.attachments ?? []);
+      } else {
+        startNewSession();
+      }
+    }
+  };
+
+  const canSend = useMemo(() => input.trim().length > 0 && !loading, [input, loading]);
+
+  const stop = () => {
+    try {
+      abortRef.current?.abort();
+    } catch {
+      // ignore
+    } finally {
+      abortRef.current = null;
+      setLoading(false);
+    }
+  };
+
  const send = async () => {
    const content = input.trim();
    if (!content) return;
    setDebug("");
    setToolLogs([]);
+    if (activeSessionId && currentSessionTitle === "新会话") {
+      const title = content.length > 18 ? `${content.slice(0, 18)}…` : content;
+      setSessions((prev) => normalizeSessions(prev.map((s) => (s.id === activeSessionId ? { ...s, title, updatedAt: Date.now() } : s))));
+    }

    const nextMessages: AgentMessage[] = [...messages, { role: "user", content }];
    setMessages(nextMessages);
@@ -604,6 +887,421 @@ export function MindmapAiAgentPanel({

  return (
    <div className="flex h-full flex-col">
+      <div className="border-b p-3">
+        <div className="flex items-center justify-between gap-2">
+          <div className="flex items-center gap-2">
+            {page === "chat" ? (
+              <Sparkles className="h-4 w-4" />
+            ) : (
+              <Button variant="ghost" size="icon" onClick={() => setPage("chat")} disabled={loading} title="返回对话">
+                <ChevronLeft className="h-4 w-4" />
+              </Button>
+            )}
+            <span className="text-sm font-medium">{pageTitle}</span>
+          </div>
+          <div className="flex items-center gap-1">
+            <Button variant="ghost" size="icon" onClick={startNewSession} disabled={loading} title="新建会话">
+              <Plus className="h-4 w-4" />
+            </Button>
+            <Button variant="ghost" size="icon" onClick={() => setPage("tools")} disabled={loading} title="工具（代替 MCP）">
+              <Wrench className="h-4 w-4" />
+            </Button>
+            <Button variant="ghost" size="icon" onClick={() => setPage("history")} disabled={loading} title="历史">
+              <History className="h-4 w-4" />
+            </Button>
+            <Button variant="ghost" size="icon" onClick={() => setPage("account")} disabled={loading} title="账户/模型">
+              <User className="h-4 w-4" />
+            </Button>
+            <Button variant="ghost" size="icon" onClick={() => setPage("settings")} disabled={loading} title="设置">
+              <Settings className="h-4 w-4" />
+            </Button>
+            <Button variant="ghost" size="icon" onClick={() => onClose?.()} disabled={loading} title="关闭">
+              <X className="h-4 w-4" />
+            </Button>
+          </div>
+        </div>
+      </div>
+
+      <div className="flex min-h-0 flex-1 flex-col overflow-hidden">
+        {page === "chat" ? (
+          <>
+            <div
+              className="border-b p-3 text-xs text-muted-foreground"
+              title={
+                selectedNodes.length
+                  ? selectedNodes
+                      .map((n) => (n.text ? `${n.text}（${n.uid}）` : n.uid))
+                      .slice(0, 3)
+                      .join("，")
+                  : ""
+              }
+            >
+              {selectedNodes.length
+                ? `选中节点：${selectedNodes[0]?.text || selectedNodes[0]?.uid}${selectedNodes.length > 1 ? `（+${selectedNodes.length - 1}）` : ""}`
+                : "未选中节点（将以整图为上下文）"}
+            </div>
+
+            <div className="flex min-h-0 flex-1 flex-col">
+              <div className="min-h-0 border-b">
+                <div className="px-3 py-2 text-sm font-medium">对话</div>
+                <ScrollArea className="h-[36vh] border-t">
+                  <div className="space-y-3 p-3 text-sm">
+                    {messages.map((m, idx) => (
+                      <div key={idx} className="space-y-1">
+                        <div className="text-xs text-muted-foreground">{m.role === "user" ? "用户" : "AI"}</div>
+                        <div className="whitespace-pre-wrap">{m.content}</div>
+                      </div>
+                    ))}
+                  </div>
+                </ScrollArea>
+              </div>
+
+              <div className="min-h-0">
+                <div className="px-3 py-2 text-sm font-medium">工具日志</div>
+                <ScrollArea className="h-[24vh] border-t">
+                  <div className="space-y-3 p-3 text-sm">
+                    {toolLogs.length === 0 ? <div className="text-muted-foreground">暂无工具日志</div> : null}
+                    {toolLogs.map((l, idx) => {
+                      if (l.type === "error") {
+                        return (
+                          <div key={idx} className="rounded border border-red-200 bg-red-50 p-2 text-red-700">
+                            错误：{l.message}
+                          </div>
+                        );
+                      }
+                      if (l.type === "tool_call") {
+                        return (
+                          <details key={idx} className="rounded border p-2">
+                            <summary className="cursor-pointer select-none text-xs text-muted-foreground">
+                              tool_call · {l.tool} · {l.id}
+                            </summary>
+                            <pre className="mt-2 whitespace-pre-wrap text-xs">{JSON.stringify(l.args, null, 2)}</pre>
+                          </details>
+                        );
+                      }
+                      return (
+                        <details key={idx} className="rounded border p-2">
+                          <summary className="cursor-pointer select-none text-xs text-muted-foreground">
+                            tool_result · {l.tool} · {l.id} · {l.ok ? "ok" : "fail"} · {l.ms}ms
+                          </summary>
+                          <pre className="mt-2 whitespace-pre-wrap text-xs">{JSON.stringify(l.result, null, 2)}</pre>
+                        </details>
+                      );
+                    })}
+                  </div>
+                </ScrollArea>
+              </div>
+            </div>
+
+            <div className="border-t p-3">
+              {attachments.length > 0 ? (
+                <div className="mb-2 flex flex-wrap gap-2">
+                  {attachments.map((a) => (
+                    <span
+                      key={a.id}
+                      className="inline-flex items-center gap-1 rounded border bg-muted px-2 py-1 text-xs text-foreground"
+                      title={a.fileUrl}
+                    >
+                      <span className="max-w-[160px] truncate">{a.title}</span>
+                      <button
+                        type="button"
+                        className="text-muted-foreground hover:text-foreground"
+                        onClick={() => setAttachments((prev) => prev.filter((x) => x.id !== a.id))}
+                        disabled={loading}
+                        title="移除附件"
+                      >
+                        <X className="h-3 w-3" />
+                      </button>
+                    </span>
+                  ))}
+                </div>
+              ) : null}
+
+              <div className="relative">
+                {mentionOpen && filteredAssets.length > 0 ? (
+                  <div className="absolute bottom-[calc(100%+8px)] left-0 right-0 z-30 max-h-56 overflow-auto rounded-md border bg-background shadow">
+                    {filteredAssets.map((a) => (
+                      <button
+                        key={a.id}
+                        type="button"
+                        className="flex w-full items-center justify-between gap-2 px-3 py-2 text-left text-sm hover:bg-muted"
+                        onClick={() => insertMention(a)}
+                        disabled={loading}
+                      >
+                        <span className="truncate">{a.title}</span>
+                        <span className="shrink-0 text-xs text-muted-foreground">{a.kind}</span>
+                      </button>
+                    ))}
+                  </div>
+                ) : null}
+
+                <Textarea
+                  ref={textareaRef}
+                  data-testid="mindmap-ai-input"
+                  className="min-h-[96px]"
+                  value={input}
+                  placeholder="输入你的需求。使用 @ 选择文件（PDF/附件/本地导图），例如：总结 @xx.pdf 并写入导图（章->节->要点）。"
+                  disabled={loading}
+                  onChange={(e) => {
+                    const v = e.target.value;
+                    setInput(v);
+                    updateMentionState(v, e.target.selectionStart ?? v.length);
+                  }}
+                  onKeyDown={(e) => {
+                    // 焦点在 AI 输入框时，不应触发导图 Enter/Tab 快捷键
+                    e.stopPropagation();
+                    if (e.key === "Escape") {
+                      setMentionOpen(false);
+                      return;
+                    }
+                    if (e.key === "Enter") {
+                      // Enter 发送；Shift+Enter 换行
+                      const isComposing = Boolean((e.nativeEvent as unknown as { isComposing?: boolean })?.isComposing);
+                      if (!e.shiftKey && !isComposing) {
+                        e.preventDefault();
+                        if (canSend) void send();
+                      }
+                      return;
+                    }
+                  }}
+                  onClick={(e) => {
+                    const el = e.currentTarget;
+                    updateMentionState(el.value, el.selectionStart ?? el.value.length);
+                  }}
+                />
+              </div>
+
+              <div className="mt-2 flex items-center justify-between gap-2">
+                <div className="flex items-center gap-2">
+                  <Button variant="outline" size="sm" onClick={() => fileInputRef.current?.click()} disabled={loading} title="上传文件到当前页面附件">
+                    <Paperclip className="mr-2 h-4 w-4" />
+                    上传
+                  </Button>
+                  <input
+                    ref={fileInputRef}
+                    type="file"
+                    className="hidden"
+                    onChange={(e) => {
+                      void uploadFiles(e.target.files);
+                    }}
+                    accept="*/*"
+                  />
+                  <div className="text-xs text-muted-foreground">Enter 发送 · Shift+Enter 换行</div>
+                </div>
+
+                <div className="flex items-center gap-2">
+                  <Button variant="secondary" disabled={!loading} onClick={stop} title="停止本次执行">
+                    <X className="mr-2 h-4 w-4" />
+                    停止
+                  </Button>
+                  <Button disabled={!canSend} onClick={() => void send()}>
+                    <Send className="mr-2 h-4 w-4" />
+                    发送
+                  </Button>
+                </div>
+              </div>
+            </div>
+          </>
+        ) : null}
+
+        {page === "tools" ? (
+          <ScrollArea className="h-full">
+            <div className="space-y-3 p-3 text-sm">
+              <div className="flex flex-wrap items-center gap-2">
+                <button
+                  type="button"
+                  className={`inline-flex items-center gap-1 rounded border px-2 py-1 ${toolAuto ? "bg-white" : "bg-muted"}`}
+                  onClick={() => setToolAuto((v) => !v)}
+                  disabled={loading}
+                  title="工具自动/手动"
+                >
+                  <Settings2 className="h-3.5 w-3.5" />
+                  {toolAuto ? "自动工具" : "手动工具"}
+                </button>
+              </div>
+
+              {!toolAuto ? (
+                <div>
+                  <div className="mb-2 text-xs text-muted-foreground">允许使用的工具（手动模式）</div>
+                  <div className="flex flex-wrap gap-2">
+                    {(Object.keys(TOOL_LABEL) as ToolName[]).map((t) => {
+                      const on = selectedTools.includes(t);
+                      return (
+                        <button
+                          key={t}
+                          type="button"
+                          className={`rounded border px-2 py-1 text-xs ${on ? "bg-[#111827] text-white" : "bg-white"}`}
+                          onClick={() =>
+                            setSelectedTools((prev) => (prev.includes(t) ? prev.filter((x) => x !== t) : [...prev, t]))
+                          }
+                          disabled={loading}
+                        >
+                          {TOOL_LABEL[t]}
+                        </button>
+                      );
+                    })}
+                  </div>
+                </div>
+              ) : (
+                <div className="text-xs text-muted-foreground">自动模式下：AI 会在允许的 ToolSet 范围内自行选择工具。</div>
+              )}
+            </div>
+          </ScrollArea>
+        ) : null}
+
+        {page === "history" ? (
+          <ScrollArea className="h-full">
+            <div className="p-3 text-sm">
+              <div className="flex flex-wrap items-center justify-between gap-2">
+                <div className="text-xs text-muted-foreground">最多保留 20 个会话</div>
+                <div className="flex flex-wrap items-center gap-2">
+                  <Button variant="outline" onClick={resetCurrentSession} disabled={loading}>
+                    清空当前
+                  </Button>
+                  <Button variant="outline" onClick={startNewSession} disabled={loading}>
+                    <Plus className="mr-2 h-4 w-4" />
+                    新建会话
+                  </Button>
+                  <Button variant="destructive" onClick={clearHistory} disabled={loading}>
+                    清空历史
+                  </Button>
+                </div>
+              </div>
+              <div className="mt-3 space-y-2">
+                {sessions.map((s) => {
+                  const active = s.id === activeSessionId;
+                  const time = new Date(s.updatedAt || s.createdAt).toLocaleString();
+                  return (
+                    <div key={s.id} className={`flex items-center gap-2 rounded border px-3 py-2 ${active ? "border-[#111827]" : "border-border"}`}>
+                      <button
+                        type="button"
+                        className="min-w-0 flex-1 text-left"
+                        onClick={() => {
+                          switchSession(s.id);
+                          setPage("chat");
+                        }}
+                        disabled={loading}
+                        title={active ? "当前会话" : "切换到该会话"}
+                      >
+                        <div className="flex items-center justify-between gap-2">
+                          <div className="truncate font-medium">{s.title || "未命名"}</div>
+                          <div className="shrink-0 text-xs text-muted-foreground">{time}</div>
+                        </div>
+                        <div className="mt-1 text-xs text-muted-foreground">消息 {s.messages.length} · 日志 {s.toolLogs.length}</div>
+                      </button>
+                      <Button
+                        variant="ghost"
+                        size="sm"
+                        onClick={() => deleteSession(s.id)}
+                        disabled={loading || active}
+                        title={active ? "不能删除当前会话" : "删除会话"}
+                      >
+                        删除
+                      </Button>
+                    </div>
+                  );
+                })}
+              </div>
+            </div>
+          </ScrollArea>
+        ) : null}
+
+        {page === "account" ? (
+          <ScrollArea className="h-full">
+            <div className="space-y-3 p-3 text-sm">
+              <div className="flex flex-wrap items-center gap-2">
+                <label className="text-xs text-muted-foreground">推理来源</label>
+                <select
+                  className="h-9 rounded border bg-white px-2 text-sm"
+                  value={aiProvider}
+                  onChange={(e) => setAiProvider(e.target.value === "local" ? "local" : "online")}
+                  disabled={loading}
+                >
+                  <option value="online">在线</option>
+                  <option value="local">本地</option>
+                </select>
+                <label className="ml-2 text-xs text-muted-foreground">模型</label>
+                {aiProvider === "online" ? (
+                  <select
+                    data-testid="mindmap-ai-model-select"
+                    className="h-9 rounded border bg-white px-2 text-sm"
+                    value={aiModel}
+                    onChange={(e) => setAiModel(e.target.value)}
+                    disabled={loading}
+                  >
+                    {ONLINE_MODELS.map((m) => (
+                      <option key={m || "__default__"} value={m}>
+                        {m ? m : "默认（ai.md）"}
+                      </option>
+                    ))}
+                  </select>
+                ) : (
+                  <input
+                    data-testid="mindmap-ai-model-input"
+                    className="h-9 w-[200px] rounded border bg-white px-2 text-sm"
+                    value={aiModel}
+                    onChange={(e) => setAiModel(e.target.value)}
+                    placeholder="默认（ai.local.md/环境变量）"
+                    disabled={loading}
+                  />
+                )}
+              </div>
+              {aiProvider === "local" ? (
+                <div className="text-xs text-muted-foreground">
+                  本地 AI 需配置 `LOCAL_AI_BASE_URL`/`LOCAL_AI_MODEL` 或 `ai.local.md` / `ai-local.md`。
+                </div>
+              ) : null}
+            </div>
+          </ScrollArea>
+        ) : null}
+
+        {page === "settings" ? (
+          <ScrollArea className="h-full">
+            <div className="space-y-3 p-3 text-sm">
+              <div className="flex flex-wrap items-center gap-3">
+                <button
+                  type="button"
+                  className={`inline-flex items-center gap-1 rounded border px-2 py-1 ${networkOn ? "bg-white" : "bg-muted"}`}
+                  onClick={() => setNetworkOn((v) => !v)}
+                  disabled={loading}
+                  title="联网检索（SearxNG）"
+                >
+                  <Network className="h-3.5 w-3.5" />
+                  {networkOn ? "联网" : "离线"}
+                </button>
+
+                <label className="flex items-center gap-2">
+                  步数
+                  <input
+                    className="w-[92px] rounded border px-2 py-1 text-sm"
+                    type="number"
+                    min={1}
+                    max={24}
+                    step={1}
+                    value={maxSteps}
+                    onChange={(e) => {
+                      const v = Number(e.target.value);
+                      if (!Number.isFinite(v)) return;
+                      setMaxSteps(clamp(Math.floor(v), 1, 24));
+                    }}
+                    disabled={loading}
+                  />
+                </label>
+              </div>
+              <div className="text-xs text-muted-foreground">说明：步数越大越“能做事”，但会更慢且更消耗推理额度。</div>
+              {debug ? (
+                <details className="rounded border bg-background p-2 text-xs text-muted-foreground">
+                  <summary className="cursor-pointer select-none">调试信息（SSE 事件）</summary>
+                  <pre className="mt-2 max-h-56 overflow-auto whitespace-pre-wrap">{debug}</pre>
+                </details>
+              ) : null}
+            </div>
+          </ScrollArea>
+        ) : null}
+      </div>
+
+      {false ? (
+        <div className="hidden">
      <div className="flex items-center justify-between gap-2 pb-3">
        <div
          className="text-xs text-gray-500"
@@ -924,6 +1622,8 @@ export function MindmapAiAgentPanel({
          <pre className="mt-2 max-h-56 overflow-auto whitespace-pre-wrap">{debug}</pre>
        </details>
      ) : null}
+        </div>
+      ) : null}
    </div>
  );
 }
@@ -155,9 +155,18 @@ const resolveAssetUrls = async (data: MindMapData): Promise<{ data: MindMapData;
  // 递归收集所有 asset:id
  const collectAssetIds = (node: any) => {
    if (!node) return;
-    if (node.image?.url?.startsWith?.("asset:")) {
-      assetIds.push(node.image.url.replace("asset:", ""));
-    }
+    const candidates: unknown[] = [
+      node?.data?.image,
+      node?.image,
+      node?.image?.url,
+      node?.data?.image?.url,
+    ];
+    candidates.forEach((value) => {
+      if (typeof value !== "string") return;
+      if (!value.startsWith("asset:")) return;
+      const id = value.replace(/^asset:/, "").trim();
+      if (id) assetIds.push(id);
+    });
    if (Array.isArray(node.children)) {
      node.children.forEach(collectAssetIds);
    }
@@ -176,9 +185,7 @@ const resolveAssetUrls = async (data: MindMapData): Promise<{ data: MindMapData;
        const result = await response.json();
        urlMap.set(id, result.signedUrl);
      }
-    } catch (e) {
-      console.error(`获取 asset ${id} 签名 URL 失败`, e);
-    }
+    } catch {}
  }));

  // 递归替换 asset:id 为签名 URL，并建立反向映射
@@ -186,15 +193,49 @@ const resolveAssetUrls = async (data: MindMapData): Promise<{ data: MindMapData;
  const replaceAssetIds = (node: any): any => {
    if (!node) return node;
    const newNode = { ...node };
-    if (newNode.image?.url?.startsWith?.("asset:")) {
-      const id = newNode.image.url.replace("asset:", "");
+
+    const replaceAssetString = (value: unknown): string | null => {
+      if (typeof value !== "string") return null;
+      if (!value.startsWith("asset:")) return null;
+      const id = value.replace(/^asset:/, "").trim();
+      if (!id) return null;
      const signedUrl = urlMap.get(id);
      if (signedUrl) {
-        newNode.image = { ...newNode.image, url: signedUrl };
-        // 建立反向映射：signedUrl -> asset:id
        urlToAssetId.set(signedUrl, id);
+        return signedUrl;
+      }
+      // 即使签名失败，也保留 asset:id -> id 的映射，方便后续删除/撤销逻辑使用
+      urlToAssetId.set(`asset:${id}`, id);
+      return `asset:${id}`;
+    };
+
+    // 常见：node.data.image = "asset:xxx"
+    const nextDataImage = replaceAssetString(newNode?.data?.image);
+    if (nextDataImage && newNode.data && typeof newNode.data === "object") {
+      newNode.data = { ...newNode.data, image: nextDataImage };
+    }
+
+    // 兼容：node.image = "asset:xxx"
+    if (typeof newNode.image === "string") {
+      const nextImage = replaceAssetString(newNode.image);
+      if (nextImage) newNode.image = nextImage;
+    }
+
+    // 兼容：node.image.url = "asset:xxx"
+    const nextImageUrl = replaceAssetString(newNode?.image?.url);
+    if (nextImageUrl && newNode.image && typeof newNode.image === "object") {
+      newNode.image = { ...newNode.image, url: nextImageUrl };
+    }
+
+    // 兼容：node.data.image.url = "asset:xxx"
+    const nextDataImageUrl = replaceAssetString(newNode?.data?.image?.url);
+    if (nextDataImageUrl && newNode.data && typeof newNode.data === "object") {
+      const dataImage = (newNode.data as any).image;
+      if (dataImage && typeof dataImage === "object") {
+        (newNode.data as any).image = { ...(dataImage as any), url: nextDataImageUrl };
      }
    }
+
    if (Array.isArray(newNode.children)) {
      newNode.children = newNode.children.map(replaceAssetIds);
    }
@@ -209,12 +250,41 @@ const revertToAssetIds = (data: MindMapData, urlToAssetId: Map<string, string>):
  const revertNode = (node: any): any => {
    if (!node) return node;
    const newNode = { ...node };
-    if (newNode.image?.url && typeof newNode.image.url === "string") {
-      const assetId = urlToAssetId.get(newNode.image.url);
-      if (assetId) {
-        newNode.image = { ...newNode.image, url: `asset:${assetId}` };
+
+    const revertSigned = (value: unknown): string | null => {
+      if (typeof value !== "string") return null;
+      const assetId = urlToAssetId.get(value);
+      if (!assetId) return null;
+      return `asset:${assetId}`;
+    };
+
+    // 常见：node.data.image = signedUrl
+    const nextDataImage = revertSigned(newNode?.data?.image);
+    if (nextDataImage && newNode.data && typeof newNode.data === "object") {
+      newNode.data = { ...newNode.data, image: nextDataImage };
+    }
+
+    // 兼容：node.image = signedUrl
+    if (typeof newNode.image === "string") {
+      const nextImage = revertSigned(newNode.image);
+      if (nextImage) newNode.image = nextImage;
+    }
+
+    // 兼容：node.image.url = signedUrl
+    const nextImageUrl = revertSigned(newNode?.image?.url);
+    if (nextImageUrl && newNode.image && typeof newNode.image === "object") {
+      newNode.image = { ...newNode.image, url: nextImageUrl };
+    }
+
+    // 兼容：node.data.image.url = signedUrl
+    const nextDataImageUrl = revertSigned(newNode?.data?.image?.url);
+    if (nextDataImageUrl && newNode.data && typeof newNode.data === "object") {
+      const dataImage = (newNode.data as any).image;
+      if (dataImage && typeof dataImage === "object") {
+        (newNode.data as any).image = { ...(dataImage as any), url: nextDataImageUrl };
      }
    }
+
    if (Array.isArray(newNode.children)) {
      newNode.children = newNode.children.map(revertNode);
    }
@@ -297,10 +367,7 @@ const patchSvgRbox = async () => {
              cx: Math.max(0, viewportWidth / 2),
              cy: Math.max(0, viewportHeight / 2),
            };
-        if (!warned) {
-          console.warn("rbox 失败，使用 DOM 边界框降级避免崩溃", error, fallback);
-          warned = true;
-        }
+        if (!warned) warned = true;
        return fallback;
      }
    };
@@ -510,9 +577,7 @@ const MindmapBlockView = ({
            }, 0);
          }
        }
-      } catch (error) {
-        console.warn("加载本地/远端思维导图失败", error);
-      }
+      } catch {}
    })();
    return () => {
      cancelled = true;
@@ -1232,7 +1297,7 @@ const MindmapBlockView = ({
              });
            }
          })
-          .catch((err) => console.warn("思维导图同步失败", err));
+          .catch(() => {});
      }
    },
    [autosaveKey, block, docId, editor, mindmapId, effectiveFullscreen],
@@ -1292,15 +1357,8 @@ const MindmapBlockView = ({
          body: JSON.stringify({ data, createOnly: true }),
        });
        if (!resp.ok) {
-          console.warn(
-            "初次创建思维导图文件失败",
-            resp.status,
-            await resp.text().catch(() => ""),
-          );
        }
-      } catch (err) {
-        console.warn("初次创建思维导图文件失败", err);
-      } finally {
+      } catch {} finally {
        // 即便远端失败，也通知侧边栏刷新，保证本地文件树及时更新
        const fileName = `mindmap-${mindmapId}.json`;
        emitAssetsChanged(docId, {
@@ -1479,7 +1537,6 @@ const MindmapBlockView = ({

      plugins.forEach(({ name, plugin }) => {
        if (!plugin) {
-          console.warn(`思维导图插件加载失败：${name}`);
          return;
        }
        const MindMapCtor = MindMap as unknown as {
@@ -1491,7 +1548,6 @@ const MindmapBlockView = ({
          typeof hasPlugin === "function" ? hasPlugin(plugin) === -1 : true;
        const registerPlugin = MindMapCtor.usePlugin;
        if (notRegistered && typeof registerPlugin === "function") {
-          console.log(`注册插件: ${name}`);
          registerPlugin(plugin);
        }
      });
@@ -1673,11 +1729,9 @@ const MindmapBlockView = ({
            renderer.setRootNodeCenter();
          }
          instance.view?.fit?.();
-        } catch (error) {
+        } catch {
          if (retry < 3) {
            window.setTimeout(() => centerAndFit(retry + 1), 50);
-          } else {
-            console.warn("思维导图初始居中失败，已跳过", error);
          }
        }
      };
@@ -2089,9 +2143,7 @@ const MindmapBlockView = ({
          const data = await response.json();
          return data.signedUrl;
        }
-      } catch (e) {
-        console.error("获取签名 URL 失败", e);
-      }
+      } catch {}
      return urlOrAssetId;
    }
    // 如果是完整的 URL，直接返回
@@ -2104,9 +2156,17 @@ const MindmapBlockView = ({
    const urls: string[] = [];
    const traverse = (node: any) => {
      if (!node) return;
-      if (node.image && typeof node.image === "string" && node.image) {
-        urls.push(node.image);
-      }
+      const candidates: unknown[] = [
+        node?.data?.image,
+        node?.image,
+        node?.image?.url,
+        node?.data?.image?.url,
+      ];
+      candidates.forEach((value) => {
+        if (typeof value === "string" && value) {
+          urls.push(value);
+        }
+      });
      if (Array.isArray(node.children)) {
        node.children.forEach(traverse);
      }
@@ -2119,7 +2179,6 @@ const MindmapBlockView = ({
  const deleteImageAssets = async (assetIds: string[]) => {
    if (!assetIds.length || !docId) return;
    try {
-      console.log("[MindmapBlock] Deleting image assets:", assetIds);
      const response = await fetch("/api/media/batch", {
        method: "POST",
        headers: { "Content-Type": "application/json" },
@@ -2128,12 +2187,11 @@ const MindmapBlockView = ({
      if (response.ok) {
        // 记录到已删除列表
        assetIds.forEach(id => deletedAssetIdsRef.current.add(id));
-        console.log("[MindmapBlock] Image assets deleted successfully, emitting ASSETS_CHANGED_EVENT");
        // 通知文件树刷新，传递被删除的 assetIds
        emitAssetsChanged(docId, undefined, assetIds);
      } else {
        const payload = await response.json().catch(() => null);
-        console.error("[MindmapBlock] Failed to delete image assets:", payload?.error);
+        console.error("删除图片资源失败", payload?.error);
      }
    } catch (e) {
      console.error("删除图片资源失败", e);
@@ -2280,20 +2338,15 @@ const MindmapBlockView = ({
  useEffect(() => {
    if (!mindmap || !docId) return;

-    console.log("[MindmapBlock] Setting up image deletion monitoring");
-
    // 初始化：收集当前所有图片 URL
    const initialData = mindmap.getData?.();
    if (initialData) {
      const urls = collectImageUrls(initialData);
      currentImageUrlsRef.current = new Set(urls);
-      console.log("[MindmapBlock] Initial image URLs:", urls.length, "Map size:", signedUrlToAssetIdRef.current.size);
-      console.log("[MindmapBlock] Initial URLs:", urls);
    }

    // 处理数据变化
    const handleDataChange = () => {
-      console.log("[MindmapBlock] data_change event fired!");
      const newData = mindmap.getData?.();
      if (!newData) return;

@@ -2301,10 +2354,6 @@ const MindmapBlockView = ({
      const newUrlsSet = new Set(newUrls);
      const oldUrlsSet = currentImageUrlsRef.current;

-      console.log("[MindmapBlock] Old URLs:", Array.from(oldUrlsSet));
-      console.log("[MindmapBlock] New URLs:", newUrls);
-      console.log("[MindmapBlock] Map entries:", Array.from(signedUrlToAssetIdRef.current.entries()));
-
      // 检测被删除的图片（在旧集合中但不在新集合中）
      const deletedUrls: string[] = [];
      oldUrlsSet.forEach(url => {
@@ -2323,30 +2372,22 @@ const MindmapBlockView = ({

      // 处理删除的图片
      if (deletedUrls.length > 0) {
-        console.log("[MindmapBlock] Detected deleted URLs:", deletedUrls);
        const assetIdsToDelete: string[] = [];

        deletedUrls.forEach(url => {
          const assetId = signedUrlToAssetIdRef.current.get(url);
-          console.log("[MindmapBlock] URL:", url.substring(0, 100), "-> Asset ID:", assetId);
          if (assetId) {
            assetIdsToDelete.push(assetId);
-          } else {
-            console.warn("[MindmapBlock] Asset ID not found in map for URL:", url.substring(0, 100));
          }
        });

-        console.log("[MindmapBlock] Asset IDs to delete:", assetIdsToDelete);
        if (assetIdsToDelete.length > 0) {
          deleteImageAssets(assetIdsToDelete);
-        } else {
-          console.warn("[MindmapBlock] No asset IDs found for deleted URLs!");
        }
      }

      // 处理恢复的图片（可能是撤销操作）
      if (addedUrls.length > 0) {
-        console.log("[MindmapBlock] Detected added URLs:", addedUrls);
        const assetIdsToRestore: string[] = [];
        addedUrls.forEach(url => {
          const assetId = signedUrlToAssetIdRef.current.get(url);
@@ -2354,7 +2395,6 @@ const MindmapBlockView = ({
            assetIdsToRestore.push(assetId);
          }
        });
-        console.log("[MindmapBlock] Asset IDs to restore:", assetIdsToRestore);
        if (assetIdsToRestore.length > 0) {
          restoreImageAssets(assetIdsToRestore);
        }
@@ -2369,10 +2409,7 @@ const MindmapBlockView = ({
    mindmap.on?.("back_forward", handleDataChange);
    mindmap.on?.("node_data_change", handleDataChange);

-    console.log("[MindmapBlock] Event listeners registered");
-
    return () => {
-      console.log("[MindmapBlock] Cleaning up event listeners");
      mindmap.off?.("data_change", handleDataChange);
      mindmap.off?.("back_forward", handleDataChange);
      mindmap.off?.("node_data_change", handleDataChange);
@@ -2482,11 +2519,11 @@ const MindmapBlockView = ({
    let displayUrl = url;
    if (url.startsWith("asset:")) {
      displayUrl = await resolveImageUrl(url);
-      // 记录映射关系供保存时使用
-      if (displayUrl !== url) {
-        const assetId = url.replace("asset:", "");
+      // 记录映射关系供保存/删除/撤销使用（无论是否签名成功）
+      const assetId = url.replace(/^asset:/, "").trim();
+      if (assetId) {
        signedUrlToAssetIdRef.current.set(displayUrl, assetId);
-        console.log("[MindmapBlock] New image mapped:", displayUrl.substring(0, 80), "-> Asset ID:", assetId);
+        signedUrlToAssetIdRef.current.set(`asset:${assetId}`, assetId);
      }
    }

@@ -2511,7 +2548,6 @@ const MindmapBlockView = ({
      if (newData) {
        const newUrls = collectImageUrls(newData);
        currentImageUrlsRef.current = new Set(newUrls);
-        console.log("[MindmapBlock] Updated currentImageUrlsRef after insert:", newUrls);
      }
    }, 100);
  };
@@ -2589,8 +2625,7 @@ const MindmapBlockView = ({
      }

      window.alert("暂不支持该文件类型，请选择 .json / .smm / .xmind / .mmap / .md");
-    } catch (error) {
-      console.error(error);
+    } catch {
      window.alert("导入失败：文件格式或内容错误");
    } finally {
      reset();
@@ -2627,8 +2662,7 @@ const MindmapBlockView = ({
  const handleExport = async (type: string, name = "mindmap") => {
    try {
      await mindmap?.doExport?.export(type, true, name);
-    } catch (error) {
-      console.error(error);
+    } catch {
      window.alert(`导出 ${type.toUpperCase()} 失败，请稍后再试`);
    }
  };
@@ -2861,6 +2895,9 @@ const MindmapBlockView = ({
                    form.append("file", file);
                    form.append("workspaceId", workspaceId);
                    form.append("documentId", docId);
+                    if (mindmapId) {
+                      form.append("mindmapId", mindmapId);
+                    }
                    const response = await fetch("/api/media/upload", {
                      method: "POST",
                      body: form,
@@ -2999,26 +3036,12 @@ const MindmapBlockView = ({
        ref={wrapperRef}
        data-testid="mindmap-fullscreen"
        tabIndex={0}
-        className="fixed inset-0 z-[9999] overflow-hidden bg-white"       
+        className="fixed inset-0 z-[9999] overflow-hidden bg-white"
      >
-        <div className="fixed left-0 right-0 top-0 z-30 flex h-12 items-center justify-between border-b border-gray-200 bg-white/90 px-4 backdrop-blur">
-          <div className="text-sm font-medium text-gray-700">
-            思维导图编辑（全屏）
-          </div>
-          <button
-            type="button"
-            title="退出全屏"
-            className="rounded p-2 text-gray-500 hover:bg-gray-100 hover:text-gray-700"
-            onClick={exitLocalFullscreen}
-          >
-            <span className="text-lg leading-none">×</span>
-          </button>
-        </div>
-
-        <div className="fixed left-1/2 top-14 z-20 flex w-fit -translate-x-1/2 transform items-center justify-center gap-4">
+        <div className="fixed left-1/2 top-2 z-20 flex w-fit -translate-x-1/2 transform items-center justify-center gap-4">
          <MindmapToolbar {...toolbarProps} />
        </div>
-        <div className="relative h-full w-full pt-12">
+        <div className="relative h-full w-full pt-0">
          <div
            ref={containerRef}
            className="h-full w-full"
@@ -1802,12 +1802,13 @@ export const MindmapSidebar = ({
            activeNodes={activeNodes}
            documentId={documentId}
            mindmapId={mindmapId}
+            onClose={onClose}
          />
        );
      default:
        return null;
    }
-  }, [activeTab, mindmap, activeNodes, documentId, mindmapId]);
+  }, [activeTab, mindmap, activeNodes, documentId, mindmapId, onClose]);

  const title = useMemo(() => {
    if (!activeTab) return "";
@@ -1820,15 +1821,17 @@ export const MindmapSidebar = ({
        activeTab ? "translate-x-0" : "translate-x-full"
      }`}
    >
+      {activeTab === "ai" ? null : (
        <div className="flex items-center justify-between border-b px-4 py-3 shrink-0">
-            <span className="font-medium text-gray-700">{title}</span>
-            <button onClick={onClose} className="text-gray-400 hover:text-gray-600">
-                <X className="h-4 w-4" />
-            </button>
-        </div>
-        <div className="flex-1 overflow-y-auto px-4 py-4">
-            {content}
+          <span className="font-medium text-gray-700">{title}</span>
+          <button onClick={onClose} className="text-gray-400 hover:text-gray-600">
+            <X className="h-4 w-4" />
+          </button>
        </div>
+      )}
+      <div className={activeTab === "ai" ? "flex-1 overflow-hidden p-0" : "flex-1 overflow-y-auto px-4 py-4"}>
+        {content}
+      </div>
    </div>
  );
 };