评论区改用公共 Markdown 编辑器（不含隐藏内容），并忽略 GORM 未命中日志噪音。

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/model/db.go

@@ -6,7 +6,9 @@ import (
 	"errors"
 	"fmt"
 	"log"
+	"os"
 	"strings"
+	"time"
 
 	"github.com/freefire/jiang13-bbs/markdown"
 	"gorm.io/driver/postgres"
@@ -20,7 +22,15 @@ var DB *gorm.DB
 // InitDB 连接 PostgreSQL 并自动迁移
 func InitDB(dsn string) error {
 	db, err := gorm.Open(postgres.Open(dsn), &gorm.Config{
-		Logger: logger.Default.LogMode(logger.Warn),
+		Logger: logger.New(
+			log.New(os.Stdout, "\r\n", log.LstdFlags),
+			logger.Config{
+				SlowThreshold:             200 * time.Millisecond,
+				LogLevel:                  logger.Warn,
+				IgnoreRecordNotFoundError: true, // First 未命中是业务常态，勿当 Warn 刷屏
+				Colorful:                  true,
+			},
+		),
 	})
 	if err != nil {
 		return fmt.Errorf("连接 PostgreSQL 失败: %w", err)

backend/service/comment.go

@@ -302,6 +302,9 @@ func (s *CommentService) Create(userID, postID uint, content string, parentID *u
 	if content == "" {
 		return nil, nil, errors.New("评论内容不能为空")
 	}
+	if err := rejectHideBlocks(content, ErrCommentHideNotAllowed); err != nil {
+		return nil, nil, err
+	}
 	if status != model.ContentStatusPending && status != model.ContentStatusPublished {
 		status = model.ContentStatusPending
 	}
@@ -584,6 +587,9 @@ func (s *CommentService) Update(actor *Actor, commentID, userID uint, content st
 	if content == "" {
 		return nil, errors.New("评论内容不能为空")
 	}
+	if err := rejectHideBlocks(content, ErrCommentHideNotAllowed); err != nil {
+		return nil, err
+	}
 	var comment model.Comment
 	if err := s.db.Unscoped().First(&comment, commentID).Error; err != nil {
 		return nil, ErrCommentNotFound

backend/service/content_hide.go

@@ -11,6 +11,8 @@ var (
 	ErrAnnouncementReplyHideNotAllowed = errors.New("公告不可评论，不能使用回复可见")
 	// ErrSitePageHideNotAllowed 站点单页正文禁止 [hide]（本轮单页仍无评论/解锁）
 	ErrSitePageHideNotAllowed = errors.New("页面不支持隐藏内容")
+	// ErrCommentHideNotAllowed 评论无隐藏解锁流程，禁止 [hide]
+	ErrCommentHideNotAllowed = errors.New("评论不支持隐藏内容")
 )
 
 // rejectHideBlocks 若正文含 [hide] 开标记（忽略代码围栏内伪语法）则返回指定错误。

frontend/app/globals.css

@@ -7189,8 +7189,40 @@ html.dark .prose-content pre[data-theme] span {
   background: var(--panel-2);
   margin-top: 8px;
 }
-.cmt-reply-form .field {
+
-  font-size: 13.5px;
+/* 评论区公共编辑器：矮于发帖画布，带边框贴近原 field */
+.cmt-md-editor {
+  border: 1px solid var(--line);
+  border-radius: 12px;
+  padding: 0.35rem 0.85rem 0.55rem;
+  background: var(--panel);
+}
+.cmt-md-editor .j13-md-editor:not(.is-fullscreen) {
+  min-height: 0;
+}
+.cmt-md-editor .j13-md-textarea,
+.cmt-md-editor .j13-md-preview {
+  min-height: 7.5rem;
+  overflow-y: auto;
+}
+.cmt-md-editor-floor .j13-md-textarea,
+.cmt-md-editor-floor .j13-md-preview {
+  min-height: 10rem;
+}
+.cmt-reply-form .cmt-md-editor {
+  background: var(--panel);
+  padding: 0.25rem 0.65rem 0.4rem;
+}
+.cmt-reply-form .cmt-md-editor .j13-md-textarea,
+.cmt-reply-form .cmt-md-editor .j13-md-preview {
+  min-height: 6rem;
+}
+.cmt-md-editor .j13-md-toolbar {
+  padding-bottom: 8px;
+}
+.cmt-md-editor .j13-md-foot {
+  font-size: 11.5px;
+  padding-top: 8px;
 }
 
 /* 软删占位：匿名马赛克（不含真实头像/昵称） */

frontend/components/CommentSection.tsx

@@ -1,6 +1,6 @@
 "use client";
 
-import { useEffect, useRef, useState } from "react";
+import { useEffect, useState } from "react";
 import { useRouter } from "next/navigation";
 import Link from "next/link";
 import {
@@ -35,6 +35,7 @@ import CommentsUnsupported from "@/components/CommentsUnsupported";
 import Avatar from "./Avatar";
 import Pagination from "./Pagination";
 import MarkdownBodyClient from "@/components/MarkdownBodyClient";
+import MarkdownEditor from "@/components/MarkdownEditor";
 import ConfirmDialog from "@/components/ConfirmDialog";
 import DeleteCommentModal, { type DeleteCommentPayload } from "@/components/DeleteCommentModal";
 import CommentEditHistoryModal from "@/components/CommentEditHistoryModal";
@@ -127,7 +128,6 @@ export default function CommentSection({
   const [historyCommentId, setHistoryCommentId] = useState<number | null>(null);
   // 折叠状态：哪些楼层展开了子回复（默认全部折叠，SSR 初始为收起）
   const [expandedFloors, setExpandedFloors] = useState<Set<number>>(new Set());
-  const textareaRef = useRef<HTMLTextAreaElement>(null);
 
   useEffect(() => {
     if (!commentsOpen) {
@@ -142,7 +142,7 @@ export default function CommentSection({
     const focusComposer = () => {
       const hash = window.location.hash;
       if (hash !== "#comment-input" && hash !== "#comments") return;
-      const el = textareaRef.current ?? document.getElementById("comment-input");
+      const el = document.getElementById("comment-input");
       if (!(el instanceof HTMLTextAreaElement)) return;
       el.scrollIntoView({ behavior: "smooth", block: "center" });
       window.setTimeout(() => el.focus({ preventScroll: true }), 280);
@@ -152,9 +152,8 @@ export default function CommentSection({
     return () => window.removeEventListener("hashchange", focusComposer);
   }, [user, commentsOpen]);
 
-  const handleSubmit = async (e: React.FormEvent) => {
+  const submitFloor = async () => {
-    e.preventDefault();
+    if (!commentsOpen || !content.trim() || submitting) return;
-    if (!commentsOpen || !content.trim()) return;
     setSubmitting(true);
     try {
       const res = await apiCreateComment(postId, content);
@@ -179,9 +178,13 @@ export default function CommentSection({
     }
   };
 
-  const handleSubmitReply = async (e: React.FormEvent) => {
+  const handleSubmit = (e: React.FormEvent) => {
     e.preventDefault();
-    if (!commentsOpen || !replyTarget || !replyContent.trim()) return;
+    void submitFloor();
+  };
+
+  const submitReply = async () => {
+    if (!commentsOpen || !replyTarget || !replyContent.trim() || submitting) return;
     setSubmitting(true);
     try {
       const res = await apiCreateComment(postId, replyContent, replyTarget.id);
@@ -207,6 +210,11 @@ export default function CommentSection({
     }
   };
 
+  const handleSubmitReply = (e: React.FormEvent) => {
+    e.preventDefault();
+    void submitReply();
+  };
+
   const deleteTarget = deleteTargetId != null ? findComment(comments, deleteTargetId) : null;
   const deleteMode: "self" | "staff" =
     deleteTarget && user && user.id === (deleteTarget.user?.id ?? deleteTarget.user_id)
@@ -373,7 +381,7 @@ export default function CommentSection({
   };
 
   const handleSaveEdit = async () => {
-    if (editingId == null || !editContent.trim()) return;
+    if (editingId == null || !editContent.trim() || savingEdit) return;
     setSavingEdit(true);
     try {
       const res = await apiUpdateComment(postId, editingId, editContent);
@@ -394,14 +402,18 @@ export default function CommentSection({
   const renderContentOrEditor = (c: CommentNode) => {
     if (editingId === c.id) {
       return (
-        <div className="mt-1">
+        <div className="cmt-md-editor mt-1">
-          <textarea
+          <MarkdownEditor
             value={editContent}
-            onChange={(e) => setEditContent(e.target.value)}
+            onChange={setEditContent}
-            rows={4}
+            rows={5}
-            className="input w-full text-sm"
             disabled={savingEdit}
             autoFocus
+            allowHide={false}
+            placeholder="编辑评论…"
+            onSubmitShortcut={() => {
+              void handleSaveEdit();
+            }}
           />
           <div className="flex gap-2 mt-2">
             <button
@@ -452,38 +464,34 @@ export default function CommentSection({
       <div className="text-[12px] mb-2" style={{ color: "var(--ink-3)" }}>
         回复 <span style={{ color: "var(--accent)" }}>@{replyTarget.nickname}</span>
       </div>
-      <textarea
+      <div className="cmt-md-editor">
-        value={replyContent}
+        <MarkdownEditor
-        onChange={(e) => setReplyContent(e.target.value)}
+          value={replyContent}
-        onKeyDown={(e) => {
+          onChange={setReplyContent}
-          if ((e.ctrlKey || e.metaKey) && e.key === "Enter") {
+          rows={4}
-            e.preventDefault();
+          disabled={submitting}
-            e.currentTarget.form?.requestSubmit();
+          autoFocus
-          }
+          allowHide={false}
-        }}
+          placeholder={`友善回复 @${replyTarget.nickname}…`}
-        rows={2}
+          onSubmitShortcut={() => {
-        autoFocus
+            void submitReply();
-        className="field"
+          }}
-        aria-label={`回复 ${replyTarget.nickname}`}
+        />
-        placeholder="友善回复..."
+      </div>
-      />
+      <div className="flex items-center justify-end gap-2 mt-2">
-      <div className="flex items-center justify-between gap-3 mt-2">
+        <button
-        <span className="meta text-[11.5px]">支持 Markdown · Ctrl + Enter 发送</span>
+          type="button"
-        <div className="flex gap-2">
+          className="btn btn-line btn-sm"
-          <button
+          onClick={() => {
-            type="button"
+            setReplyTarget(null);
-            className="btn btn-line btn-sm"
+            setReplyContent("");
-            onClick={() => {
+          }}
-              setReplyTarget(null);
+        >
-              setReplyContent("");
+          取消
-            }}
+        </button>
-          >
+        <button type="submit" disabled={submitting || !replyContent.trim()} className="btn btn-primary btn-sm">
-            取消
+          {submitting ? "发送中..." : "回复"}
-          </button>
+        </button>
-          <button type="submit" disabled={submitting || !replyContent.trim()} className="btn btn-primary btn-sm">
-            {submitting ? "发送中..." : "回复"}
-          </button>
-        </div>
       </div>
     </form>
   );
@@ -1066,24 +1074,21 @@ export default function CommentSection({
 
       {user ? (
         <form onSubmit={handleSubmit} className="mb-8">
-          <textarea
+          <div className="cmt-md-editor cmt-md-editor-floor scroll-mt-28">
-            ref={textareaRef}
+            <MarkdownEditor
-            id="comment-input"
+              id="comment-input"
-            value={content}
+              value={content}
-            onChange={(e) => setContent(e.target.value)}
+              onChange={setContent}
-            onKeyDown={(e) => {
+              rows={6}
-              if ((e.ctrlKey || e.metaKey) && e.key === "Enter") {
+              disabled={submitting}
-                e.preventDefault();
+              allowHide={false}
-                e.currentTarget.form?.requestSubmit();
+              placeholder="友善发言，发表一个新楼层…"
-              }
+              onSubmitShortcut={() => {
-            }}
+                void submitFloor();
-            placeholder="友善发言，发表一个新楼层..."
+              }}
-            rows={3}
+            />
-            className="field scroll-mt-28"
+          </div>
-            aria-label="写评论"
+          <div className="flex items-center justify-end gap-3 mt-2.5">
-          />
-          <div className="flex items-center justify-between gap-3 mt-2.5">
-            <span className="meta text-[11.5px]">支持 Markdown · Ctrl + Enter 发送</span>
             <button type="submit" disabled={submitting || !content.trim()} className="btn btn-primary">
               {submitting ? "发送中..." : "发表评论"}
             </button>

frontend/components/MarkdownEditor.tsx

@@ -49,6 +49,8 @@ type MarkdownEditorProps = {
   disabled?: boolean;
   onSubmitShortcut?: () => void;
   id?: string;
+  /** 挂载后聚焦 textarea（回复/编辑评论等） */
+  autoFocus?: boolean;
   /** 正文插图体积上限（MB），缺省 5 */
   imageMaxMB?: number;
   /** 是否提供隐藏可见（[hide]） */
@@ -118,6 +120,7 @@ export default function MarkdownEditor({
   disabled,
   onSubmitShortcut,
   id,
+  autoFocus = false,
   imageMaxMB = 5,
   allowHide = false,
   allowReplyHide = true,
@@ -1037,6 +1040,7 @@ export default function MarkdownEditor({
             rows={rows}
             placeholder={placeholder}
             className="j13-md-textarea"
+            autoFocus={autoFocus}
             onChange={(e) => onChange(e.target.value)}
             onKeyDown={onTextareaKeyDown}
             onPaste={(e) => void onPaste(e)}