feat: 评论/帖子编辑历史与编辑标记，内容锁定

- 新增 smartDiff 差异计算与 EditHistoryModal 编辑历史弹窗，替换原 CommentEditHistoryModal - 新增 PostEditedMark 编辑标记展示 - 新增内容锁定机制（content_lock）防止并发编辑冲突 - 审核与通知服务适配
2026-09-25 23:41:45 +08:00
parent cab8230803
commit 5270fee2b7
40 changed files with 2521 additions and 350 deletions
--- a/frontend/app/admin/announcements/AnnouncementComposeClient.tsx
+++ b/frontend/app/admin/announcements/AnnouncementComposeClient.tsx
@@ -21,6 +21,9 @@ import { ANNOUNCEMENT_COLORS, announcementPublicPath } from "./announcementColor
 type PublishKey = "published" | "draft";
 type StatusFilter = "all" | "published" | "draft";

+/** 公告正文字符上限（与后端 service/announcement.go 校验一致） */
+const CONTENT_MAX = 20000;
+
 type FormState = {
  title: string;
  content: string;
@@ -328,8 +331,9 @@ export default function AnnouncementComposeClient({
              value={form.content}
              onChange={(content) => {
                setErrors((prev) => ({ ...prev, content: undefined }));
-                patchForm({ content });
+                patchForm({ content: content.slice(0, CONTENT_MAX) });
              }}
+              maxChars={CONTENT_MAX}
              allowHide
              allowReplyHide={false}
              placeholder="请输入公告正文，支持 Markdown…"
--- a/frontend/app/admin/badges/BadgesClient.tsx
+++ b/frontend/app/admin/badges/BadgesClient.tsx
@@ -200,7 +200,7 @@ export default function BadgesClient() {
            管理员自定义徽章：全站作者处展示前 2 枚，个人主页展示徽章墙；授予后用户会收到站内通知。
          </p>
        </div>
-        <button type="button" className="btn btn-solid btn-sm" onClick={openCreate}>
+        <button type="button" className="btn btn-primary btn-sm" onClick={openCreate}>
          <Plus size={14} /> 新建徽章
        </button>
      </div>
@@ -290,7 +290,7 @@ export default function BadgesClient() {
                  ) : (
                    <button
                      type="button"
-                      className="btn btn-solid btn-sm"
+                      className="btn btn-primary btn-sm"
                      disabled={grantingId === u.id}
                      onClick={() => void grant(u.id)}
                    >
@@ -416,7 +416,7 @@ export default function BadgesClient() {
          </button>
          <button
            type="button"
-            className="btn btn-solid btn-sm"
+            className="btn btn-primary btn-sm"
            disabled={saving || runeCount(form.name.trim()) === 0}
            onClick={() => void saveForm()}
          >
--- a/frontend/app/admin/content/ContentAdmin.tsx
+++ b/frontend/app/admin/content/ContentAdmin.tsx
@@ -25,6 +25,7 @@ import {
  apiAdminContentPosts,
  apiAdminContentComments,
  apiAdminSoftDeletePost,
+  apiCommentHistory,
  apiAdminRestorePost,
  apiAdminPurgePost,
  apiAdminSoftDeleteComment,
@@ -48,7 +49,7 @@ import AutolinkText from "@/components/AutolinkText";
 import ConfirmDialog from "@/components/ConfirmDialog";
 import StaffDeletePostModal from "@/components/StaffDeletePostModal";
 import DeleteCommentModal from "@/components/DeleteCommentModal";
-import CommentEditHistoryModal from "@/components/CommentEditHistoryModal";
+import EditHistoryModal from "@/components/EditHistoryModal";
 import {
  AdminEmpty,
  AdminPageHeader,
@@ -320,6 +321,7 @@ export default function ContentAdmin({
  const [staffDeleteComment, setStaffDeleteComment] = useState<AdminContentComment | null>(null);
  const [staffDeleteCommentBusy, setStaffDeleteCommentBusy] = useState(false);
  const [historyCommentId, setHistoryCommentId] = useState<number | null>(null);
+  const [historyCommentContent, setHistoryCommentContent] = useState("");

  const refreshCounts = useCallback(() => {
    apiAdminContentCounts().then(setCounts).catch(() => {});
@@ -710,11 +712,17 @@ export default function ContentAdmin({
                      onReject={() => askReject("comments", c.id)}
                    />
                  ) : null}
-                  <ContentAction
-                    label="历史"
-                    icon={<History size={13} />}
-                    onClick={() => setHistoryCommentId(c.id)}
-                  />
+                  {/* 未编辑（无修订快照）的评论不展示历史入口，避免打开空记录 */}
+                  {c.edited ? (
+                    <ContentAction
+                      label="历史"
+                      icon={<History size={13} />}
+                      onClick={() => {
+                        setHistoryCommentContent(c.content);
+                        setHistoryCommentId(c.id);
+                      }}
+                    />
+                  ) : null}
                  {c.deleted ? (
                    <>
                      {canModerateAuthor({ role: viewerRole }, c.user?.role) ? (
@@ -930,9 +938,14 @@ export default function ContentAdmin({
        }}
      />

-      <CommentEditHistoryModal
+      <EditHistoryModal
        open={historyCommentId != null}
-        commentId={historyCommentId}
+        title="评论编辑历史"
+        currentContent={historyCommentContent}
+        fetchPage={(p, s) => {
+          if (historyCommentId == null) return Promise.reject(new Error("未选择评论"));
+          return apiCommentHistory(historyCommentId, p, s);
+        }}
        onClose={() => setHistoryCommentId(null)}
      />
    </div>
--- a/frontend/app/admin/pages/PageComposeClient.tsx
+++ b/frontend/app/admin/pages/PageComposeClient.tsx
@@ -20,6 +20,9 @@ import useUnsavedGuard from "@/hooks/useUnsavedGuard";
 type PublishKey = "published" | "draft";
 type StatusFilter = "all" | "published" | "draft";

+/** 单页正文字符上限（与后端 service/site_page.go 校验一致） */
+const CONTENT_MAX = 20000;
+
 type FormState = {
  slug: string;
  title: string;
@@ -365,8 +368,9 @@ export default function PageComposeClient({
              value={form.content}
              onChange={(content) => {
                setErrors((prev) => ({ ...prev, content: undefined }));
-                patchForm({ content });
+                patchForm({ content: content.slice(0, CONTENT_MAX) });
              }}
+              maxChars={CONTENT_MAX}
              allowHide={false}
              placeholder="请输入页面正文，支持 Markdown…"
              rows={16}
--- a/frontend/app/admin/points/PointsTabs.tsx
+++ b/frontend/app/admin/points/PointsTabs.tsx
@@ -56,7 +56,7 @@ export default function PointsTabs({
    : TAB_OPTIONS.filter((o) => o.key === "overview");

  return (
-    <div>
+    <div className={tab === "users" ? "admin-points-users-tab" : undefined}>
      {canManage ? (
        <div className="mb-4">
          <AdminSegmented
--- a/frontend/app/admin/points/UserPointsTab.tsx
+++ b/frontend/app/admin/points/UserPointsTab.tsx
@@ -24,6 +24,15 @@ const fmt = (n?: number) => (Number(n) || 0).toLocaleString("zh-CN");

 type PointsSortKey = "id" | "points" | "total_points";

+/**
+ * 表头吸顶样式：sticky 相对 .admin-canvas 滚动口生效（lg 起外层不再是滚动容器，见下方包装层）。
+ * 分隔线用 inset 阴影而非 border——border-collapse: collapse 下吸顶 th 的边线会丢失。
+ */
+const thStickStyle = {
+  background: "var(--panel)",
+  boxShadow: "inset 0 -1px 0 var(--line)",
+} as const;
+
 /** 表头排序按钮：未激活显示双向箭头，激活显示单向箭头并高亮 */
 function SortHeader({
  label,
@@ -158,24 +167,40 @@ export default function UserPointsTab() {
        />
      </div>

-      <div className="panel p-0 overflow-hidden">
-        <div className="overflow-x-auto">
+      <div className="panel p-0">
+        {/* lg 起放开横向滚动容器：sticky th 才能相对 admin-canvas 吸顶；窄屏保留横向滚动（不吸顶） */}
+        <div className="overflow-x-auto lg:overflow-x-visible">
          <table className="w-full text-[13px]" style={{ borderCollapse: "collapse" }}>
            <thead>
-              <tr style={{ borderBottom: "1px solid var(--line)" }}>
-                <th className="px-4 py-2.5 text-left font-medium" style={{ color: "var(--ink-3)" }}>
+              <tr>
+                <th
+                  className="sticky top-0 z-10 px-4 py-2.5 text-left font-medium"
+                  style={{ color: "var(--ink-3)", ...thStickStyle }}
+                >
                  用户
                </th>
-                <th className="px-4 py-2.5 text-right font-medium" style={{ color: "var(--ink-3)" }}>
+                <th
+                  className="sticky top-0 z-10 px-4 py-2.5 text-right font-medium"
+                  style={{ color: "var(--ink-3)", ...thStickStyle }}
+                >
                  <SortHeader label="余额" active={sort === "points"} dir={dir} onClick={() => toggleSort("points")} />
                </th>
-                <th className="px-4 py-2.5 text-right font-medium" style={{ color: "var(--ink-3)" }}>
+                <th
+                  className="sticky top-0 z-10 px-4 py-2.5 text-right font-medium"
+                  style={{ color: "var(--ink-3)", ...thStickStyle }}
+                >
                  <SortHeader label="累计获得" active={sort === "total_points"} dir={dir} onClick={() => toggleSort("total_points")} />
                </th>
-                <th className="px-4 py-2.5 text-left font-medium" style={{ color: "var(--ink-3)" }}>
+                <th
+                  className="sticky top-0 z-10 px-4 py-2.5 text-left font-medium"
+                  style={{ color: "var(--ink-3)", ...thStickStyle }}
+                >
                  等级
                </th>
-                <th className="px-4 py-2.5 text-right font-medium" style={{ color: "var(--ink-3)" }}>
+                <th
+                  className="sticky top-0 z-10 px-4 py-2.5 text-right font-medium"
+                  style={{ color: "var(--ink-3)", ...thStickStyle }}
+                >
                  操作
                </th>
              </tr>
--- a/frontend/app/admin/settings/AccessSettings.tsx
+++ b/frontend/app/admin/settings/AccessSettings.tsx
@@ -1,6 +1,6 @@
 "use client";

-import { ExternalLink, LogIn, MessageSquare, MessagesSquare, ShieldCheck, ShieldOff, Timer } from "lucide-react";
+import { ExternalLink, LogIn, MessageSquare, MessagesSquare, ShieldCheck, ShieldOff, Timer, Lock, Hourglass, Coins, History } from "lucide-react";
 import { useState } from "react";
 import {
  AdminSettingsGroup,
@@ -18,6 +18,59 @@ function InstantNote({ saving }: { saving?: boolean }) {
  return <span className="admin-settings-instant">{saving ? "正在保存…" : "修改后立即生效"}</span>;
 }

+/** 内容锁定 4 键（小时上限 8760 / 积分上限 100，后端裁剪） */
+type LockKeys = Pick<
+  PublicSettings,
+  "post_edit_lock_hours" | "comment_edit_lock_hours" | "necro_reply_after_hours" | "necro_reply_penalty"
+>;
+type LockKey = keyof LockKeys;
+
+const LOCK_META: { key: LockKey; icon: React.ReactNode; label: string; hint: string; max: number; unit: string; toast: (v: number) => string }[] = [
+  {
+    key: "post_edit_lock_hours",
+    icon: <Lock size={15} />,
+    label: "帖子可编辑时长",
+    hint: "发帖后仅在该时长内可编辑（0=不限制，上限 8760 小时），到期后编辑入口隐藏；管理团队不受限。",
+    max: 8760,
+    unit: "小时",
+    toast: (v) => (v === 0 ? "已关闭帖子编辑时限" : `帖子可编辑时长已设为 ${v} 小时`),
+  },
+  {
+    key: "comment_edit_lock_hours",
+    icon: <Hourglass size={15} />,
+    label: "评论可编辑时长",
+    hint: "评论发布后仅在该时长内可编辑（0=不限制，上限 8760 小时）；管理团队不受限。",
+    max: 8760,
+    unit: "小时",
+    toast: (v) => (v === 0 ? "已关闭评论编辑时限" : `评论可编辑时长已设为 ${v} 小时`),
+  },
+  {
+    key: "necro_reply_after_hours",
+    icon: <History size={15} />,
+    label: "旧帖回复判定时长",
+    hint: "回复超过该时长的帖子将提醒作者并按下方分值扣分（0=关闭，上限 8760 小时）；管理团队不受限。",
+    max: 8760,
+    unit: "小时",
+    toast: (v) => (v === 0 ? "已关闭旧帖回复提醒" : `旧帖判定时长已设为 ${v} 小时`),
+  },
+  {
+    key: "necro_reply_penalty",
+    icon: <Coins size={15} />,
+    label: "旧帖回复扣除积分",
+    hint: "触发旧帖回复时扣除的积分（0=仅提醒不扣分，上限 100）；积分不足将无法回复。",
+    max: 100,
+    unit: "分",
+    toast: (v) => (v === 0 ? "旧帖回复仅提醒不扣分" : `旧帖回复将扣除 ${v} 积分`),
+  },
+];
+
+const pickLock = (s: PublicSettings): LockKeys => ({
+  post_edit_lock_hours: s.post_edit_lock_hours,
+  comment_edit_lock_hours: s.comment_edit_lock_hours,
+  necro_reply_after_hours: s.necro_reply_after_hours,
+  necro_reply_penalty: s.necro_reply_penalty,
+});
+
 /** 内容互动开关 + 访问安全模块 */
 export default function AccessSettings({ initial }: { initial: PublicSettings }) {
  const [allowComments, setAllowComments] = useState(initial.allow_comments !== false);
@@ -37,8 +90,12 @@ export default function AccessSettings({ initial }: { initial: PublicSettings })
  const [togglingTrust, setTogglingTrust] = useState(false);
  const [togglingWithoutReview, setTogglingWithoutReview] = useState(false);
  const [savingCooldown, setSavingCooldown] = useState(false);
+  const [lockForm, setLockForm] = useState<LockKeys>(() => pickLock(initial));
+  const [savedLock, setSavedLock] = useState<LockKeys>(() => pickLock(initial));
+  const [savingLockKey, setSavingLockKey] = useState<LockKey | null>(null);
  const [moduleDirty, setModuleDirty] = useState(false);
-  const leave = useUnsavedGuard(moduleDirty);
+  const lockDirty = (Object.keys(savedLock) as LockKey[]).some((k) => lockForm[k] !== savedLock[k]);
+  const leave = useUnsavedGuard(moduleDirty || lockDirty);

  const toggleComments = async () => {
    if (togglingComments) return;
@@ -164,6 +221,23 @@ export default function AccessSettings({ initial }: { initial: PublicSettings })
    }
  };

+  const saveLock = async (key: LockKey) => {
+    if (savingLockKey) return;
+    const n = Math.max(0, Math.min(8760, Math.round(Number(lockForm[key])) || 0));
+    setSavingLockKey(key);
+    try {
+      const res = await apiUpdateSiteSettings({ [key]: n });
+      const saved = pickLock(res);
+      setLockForm((f) => ({ ...f, [key]: saved[key] }));
+      setSavedLock((f) => ({ ...f, [key]: saved[key] }));
+      toast(LOCK_META.find((m) => m.key === key)?.toast(saved[key]) || "已保存", "ok");
+    } catch (e) {
+      toast(e instanceof Error ? e.message : "保存失败");
+    } finally {
+      setSavingLockKey(null);
+    }
+  };
+
  return (
    <div className="admin-settings-stack">
      <AdminSettingsGroup title="内容与互动">
@@ -308,6 +382,31 @@ export default function AccessSettings({ initial }: { initial: PublicSettings })
          </div>
        </AdminSettingsRow>
      </AdminSettingsGroup>
+      <AdminSettingsGroup title="内容锁定与旧帖回复">
+        {LOCK_META.map((m) => (
+          <AdminSettingsRow key={m.key} label={<span className="inline-flex items-center gap-1.5">{m.icon} {m.label}</span>} hintBelow={m.hint}>
+            <div className="flex items-center gap-2 flex-wrap">
+              <AdminStepper
+                value={lockForm[m.key]}
+                onChange={(v) => setLockForm((f) => ({ ...f, [m.key]: v }))}
+                min={0}
+                max={m.max}
+                unit={m.unit}
+                ariaLabel={`${m.label}${m.unit}`}
+                disabled={savingLockKey !== null}
+              />
+              <button
+                type="button"
+                className="btn btn-line btn-sm"
+                disabled={savingLockKey !== null || lockForm[m.key] === savedLock[m.key]}
+                onClick={() => void saveLock(m.key)}
+              >
+                {savingLockKey === m.key ? "保存中…" : "保存"}
+              </button>
+            </div>
+          </AdminSettingsRow>
+        ))}
+      </AdminSettingsGroup>
      <OperationsPanel name="security" onDirtyChange={setModuleDirty} />
      <ConfirmDialog
        open={leave.leaveOpen}
--- a/frontend/app/admin/settings/EconomySettings.tsx
+++ b/frontend/app/admin/settings/EconomySettings.tsx
@@ -212,7 +212,7 @@ export default function EconomySettings({ initial }: { initial: PublicSettings }
      <div className="flex items-center gap-3">
        <button
          type="button"
-          className="btn btn-solid btn-sm"
+          className="btn btn-primary btn-sm"
          disabled={saving || !dirty}
          onClick={() => void save()}
        >
--- a/frontend/app/globals.css
+++ b/frontend/app/globals.css
@@ -3335,6 +3335,12 @@ body:has([data-admin-viewport]) {
  padding-top: 0;
 }

+/* 用户积分表头吸顶：同 admin-users-stick，画布顶内边距必须归零 sticky 才能贴紧顶栏
+   （内边距挪到 .admin-points-users-tab；标记类仅在用户积分标签激活时挂载，不影响其他标签） */
+.admin-canvas:has(.admin-points-users-tab) {
+  padding-top: 0;
+}
+
 /* 移动端导航抽屉 */
 .admin-drawer {
  position: fixed;
@@ -5692,6 +5698,21 @@ a.j13-mention-token:hover {
    box-shadow: var(--shadow-sm);
  }

+  /* 用户积分标签：画布顶内边距挪到这里（见未分层区 canvas:has 规则），吸顶 th 才能贴齐 admin-topbar */
+  .admin-points-users-tab {
+    padding-top: 1.25rem;
+  }
+  @media (min-width: 640px) {
+    .admin-points-users-tab {
+      padding-top: 1.5rem;
+    }
+  }
+  @media (min-width: 1024px) {
+    .admin-points-users-tab {
+      padding-top: 1.75rem;
+    }
+  }
+
  /* 内容管理页：窄屏可整页滚；桌面高度由上方未分层的 canvas:has 规则锁定 */
  .admin-content-page {
    display: flex;
@@ -8409,6 +8430,78 @@ button.cmt-edited {
  text-decoration: underline;
  text-underline-offset: 2px;
 }
+/* 评论编辑历史：git diff 风格修订视图 */
+.cmt-diff {
+  display: flex;
+  flex-direction: column;
+  gap: 4px;
+}
+.cmt-diff-stat {
+  display: flex;
+  gap: 8px;
+  font-size: 11.5px;
+  font-weight: 600;
+  line-height: 1;
+  font-variant-numeric: tabular-nums;
+}
+.cmt-diff-stat-add {
+  color: var(--ok);
+}
+.cmt-diff-stat-del {
+  color: var(--danger);
+}
+.cmt-diff-body {
+  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
+  font-size: 12.5px;
+  line-height: 1.55;
+  background: var(--panel);
+  border: 1px solid var(--line);
+  border-radius: 6px;
+  padding: 4px 0;
+}
+.cmt-diff-line {
+  display: flex;
+  gap: 8px;
+  padding: 0 10px;
+  white-space: pre-wrap;
+  word-break: break-word;
+  min-height: 1.55em;
+}
+.cmt-diff-sign {
+  flex-shrink: 0;
+  width: 1ch;
+  user-select: none;
+  opacity: 0.65;
+}
+.cmt-diff-text {
+  min-width: 0;
+  flex: 1;
+}
+.cmt-diff-line.is-del {
+  background: color-mix(in srgb, var(--danger-soft) 60%, transparent);
+}
+.cmt-diff-line.is-add {
+  background: color-mix(in srgb, var(--ok-soft) 60%, transparent);
+}
+.cmt-diff-line.is-ctx {
+  color: var(--ink-2);
+}
+.cmt-diff-chg {
+  border-radius: 3px;
+  padding: 0 1px;
+  background: color-mix(in srgb, var(--danger) 24%, transparent);
+  color: inherit;
+}
+.cmt-diff-line.is-add .cmt-diff-chg {
+  background: color-mix(in srgb, var(--ok) 24%, transparent);
+}
+.cmt-diff-fold {
+  padding: 2px 10px;
+  font-size: 11.5px;
+  text-align: center;
+  color: var(--ink-2);
+  background: color-mix(in srgb, var(--ink) 3%, transparent);
+}
 .cmt-badge {
  display: inline-flex;
  align-items: center;
--- a/frontend/app/notifications/NotificationsClient.tsx
+++ b/frontend/app/notifications/NotificationsClient.tsx
@@ -3,7 +3,7 @@
 import { useState } from "react";
 import { useRouter } from "next/navigation";
 import Link from "next/link";
-import { Heart, MessageCircle, CheckCheck, Bell, CheckCircle2, XCircle, AtSign, ClipboardList, Award } from "lucide-react";
+import { Heart, MessageCircle, CheckCheck, Bell, CheckCircle2, XCircle, AtSign, ClipboardList, Award, AlertTriangle } from "lucide-react";
 import { apiMarkRead, apiMarkAllRead, type NotificationsResponse, type NotificationItem } from "@/lib/api";

 /**
@@ -76,22 +76,26 @@ export default function NotificationsClient({ initialData }: { initialData: Noti
        <div className="panel overflow-hidden p-0">
          {notifications.map((n, i) => {
            const approval = n.type === "approved" || n.type === "rejected";
+            // 系统提醒（ActorID=0）：不渲染操作者链接，仅展示标题与内容
+            const system = n.type === "necro_reply";
            const iconNode = n.type === "approved"
              ? <CheckCircle2 size={16} />
              : n.type === "rejected" || n.type === "deleted"
                ? <XCircle size={16} />
-                : n.type === "like"
-                  ? <Heart size={16} />
-                  : n.type === "mention"
-                    ? <AtSign size={16} />
-                    : n.type === "pending_review"
-                      ? <ClipboardList size={16} />
-                      : n.type === "badge"
-                        ? <Award size={16} />
-                        : <MessageCircle size={16} />;
+                : n.type === "necro_reply"
+                  ? <AlertTriangle size={16} />
+                  : n.type === "like"
+                    ? <Heart size={16} />
+                    : n.type === "mention"
+                      ? <AtSign size={16} />
+                      : n.type === "pending_review"
+                        ? <ClipboardList size={16} />
+                        : n.type === "badge"
+                          ? <Award size={16} />
+                          : <MessageCircle size={16} />;
            const iconColor = n.type === "approved"
              ? "var(--ok)"
-              : n.type === "rejected" || n.type === "deleted"
+              : n.type === "rejected" || n.type === "deleted" || n.type === "necro_reply"
                ? "var(--danger)"
                : n.type === "like"
                  ? "var(--clay)"
@@ -100,7 +104,7 @@ export default function NotificationsClient({ initialData }: { initialData: Noti
                    : "var(--accent)";
            const iconBg = n.type === "approved"
              ? "var(--ok-soft)"
-              : n.type === "rejected" || n.type === "deleted"
+              : n.type === "rejected" || n.type === "deleted" || n.type === "necro_reply"
                ? "var(--danger-soft)"
                : n.type === "like"
                  ? "var(--clay-soft)"
@@ -133,6 +137,10 @@ export default function NotificationsClient({ initialData }: { initialData: Noti
                    >
                      {n.type === "approved" ? "审核通过" : "未通过审核"}
                    </span>
+                  ) : system ? (
+                    <span className="font-bold" style={{ color: "var(--danger)" }}>
+                      旧帖回复提醒
+                    </span>
                  ) : (
                    <>
                      <Link
--- a/frontend/app/post/[id]/page.tsx
+++ b/frontend/app/post/[id]/page.tsx
@@ -37,6 +37,7 @@ import BadgeChip from "@/components/BadgeChip";
 import MarkdownBody from "@/components/MarkdownBody";
 import { publicMarkdownForSeo } from "@/lib/hideBlocks";
 import PostAttachments from "@/components/PostAttachments";
+import PostEditedMark from "@/components/PostEditedMark";
 import PostInteractPanels, { QuestionStatusCard } from "@/components/PostInteractPanels";
 import AcceptedAnswerCard from "@/components/AcceptedAnswerCard";
 import { canModerateBoard } from "@/lib/roles";
@@ -323,8 +324,7 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
  const toc = extractToc(publicBody);
  const headingToc = markdownHeadingToc(toc);
  const readingMinutes = estimateReadingMinutes(publicBody, post.title.length);
-  const edited =
-    new Date(post.updated_at).getTime() - new Date(post.created_at).getTime() > 60_000;
+  const edited = post.edited ?? false;

  // 侧栏布局：post 范围左右两列（toc 需在下方已就绪）
  const sidebarLists = sidebarScopeLists(sidebar.config, "post");
@@ -560,6 +560,9 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
                    pinned={post.pinned}
                    recommended={post.recommended}
                    status={post.status}
+                    createdAt={post.created_at}
+                    locked={post.locked}
+                    postEditLockHours={publicSettings.post_edit_lock_hours}
                    title={post.title}
                  />
                </div>
@@ -586,6 +589,16 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
                      <>
                        {" "}
                        · 更新于 <time dateTime={post.updated_at}>{formatDateTime(post.updated_at)}</time>
+                        {me.user && (
+                          <>
+                            {" "}·{" "}
+                            <PostEditedMark
+                              postId={post.id}
+                              currentTitle={post.title}
+                              currentContent={post.content || ""}
+                            />
+                          </>
+                        )}
                      </>
                    )}
                  </p>
@@ -670,6 +683,9 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
                page={commentsData.page}
                size={commentsData.size}
                user={me.user}
+                postLocked={post.locked}
+                commentEditLockHours={publicSettings.comment_edit_lock_hours}
+                necroReply={post.necro_reply}
                acceptMode={acceptMode}
                acceptedCommentId={
                  post.question?.accepted_comment_id ||