feat: 代码片段功能与 Markdown 内嵌片段渲染、文档截图等

This commit is contained in:
2026-10-09 18:53:38 +08:00
parent 5598e1cbb7
commit da72843c70
64 changed files with 7047 additions and 248 deletions

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@@ -55,9 +55,9 @@ export default function FavoriteButton({
variant === "compact"
? "px-2.5 py-1.5 gap-1 text-[12.5px]"
: variant === "article"
? "px-7 py-3 gap-2 text-[15px] min-w-[132px]"
? "px-5 py-2.5 gap-1.5 text-[14px]"
: "px-4 py-2 gap-1.5 text-sm";
const iconSize = variant === "compact" ? 13 : variant === "article" ? 18 : 15;
const iconSize = variant === "compact" ? 13 : variant === "article" ? 16 : 15;
return (
<button
@@ -66,12 +66,7 @@ export default function FavoriteButton({
data-tip={favorited ? "取消收藏" : "收藏"}
aria-label={favorited ? "取消收藏" : "收藏"}
aria-pressed={favorited}
className={`inline-flex items-center justify-center tabular-nums rounded-full border transition-colors duration-150 disabled:opacity-50 ${
favorited
? "border-[var(--accent)] text-[var(--accent)] bg-[color-mix(in_srgb,var(--accent)_10%,var(--panel))]"
: "border-[var(--line-2)] text-[var(--ink-2)] hover:border-[var(--accent)] hover:text-[var(--accent)]"
} ${sizeCls}`}
style={!favorited ? { background: "var(--panel)" } : undefined}
className={`j13-fav inline-flex items-center justify-center tabular-nums border disabled:opacity-50 ${variant === "article" ? "j13-like-article" : ""} ${favorited ? "is-favorited" : ""} ${sizeCls}`}
>
<Bookmark size={iconSize} fill={favorited ? "currentColor" : "none"} />
{variant === "article" && <span>{favorited ? "已收藏" : "收藏"}</span>}

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@@ -20,6 +20,7 @@ import {
MessageSquare,
X,
ExternalLink,
CodeXml,
} from "lucide-react";
import { apiLogout, apiMe, apiChatUnreadSummary, type User } from "@/lib/api";
import { hasAuthCookieHint } from "@/lib/cookies";
@@ -37,7 +38,7 @@ import BadgeChip from "./BadgeChip";
import BrandLockup from "./BrandLockup";
import { useAllowMessages } from "./MessagesPolicyProvider";
import { useSiteBrand, useUrlStyle } from "./SiteBrandProvider";
import { leaderboardPath, libraryPath } from "@/lib/urlStyle";
import { leaderboardPath, libraryPath, snippetsPath } from "@/lib/urlStyle";
import {
HEADER_NAV_BUILTIN_LABELS,
isHeaderNavExternal,
@@ -84,6 +85,7 @@ export default function Header({
const urlStyle = useUrlStyle();
const lbHref = leaderboardPath(urlStyle);
const libHref = libraryPath(urlStyle);
const snipHref = snippetsPath(urlStyle);
// 顶部主导航由后台「基本信息 → 顶部导航」配置(顺序/显隐/自定义链接),
// 配置为空时整个 nav 不渲染(含左侧分隔线);移动端导航走底部公共菜单
const headerNav = useSiteBrand().header_nav;
@@ -91,16 +93,22 @@ export default function Header({
home: <Home size={15} />,
leaderboard: <Trophy size={15} />,
library: <BookOpen size={15} />,
snippets: <CodeXml size={15} />,
};
const builtinNavHref: Record<HeaderNavBuiltinKey, string> = {
home: "/",
leaderboard: lbHref,
library: libHref,
snippets: snipHref,
};
const isBuiltinNavActive = (key: HeaderNavBuiltinKey): boolean => {
if (!pathname) return false;
if (key === "home") return pathname === "/";
if (key === "leaderboard") return pathname === lbHref || pathname.startsWith(`${lbHref}/`);
if (key === "snippets") {
// 片段详情标准路径与伪静态(/snippet-*.html)统一按前缀高亮
return pathname.startsWith("/snippets") || pathname.startsWith("/snippet-");
}
// 书库详情/阅读页标准路径与伪静态(/library-*.html)统一按 /library 前缀高亮
return pathname.startsWith("/library");
};

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@@ -64,9 +64,9 @@ export default function LikeButton({
variant === "compact"
? "px-2.5 py-1.5 gap-1 text-[12.5px]"
: variant === "article"
? "px-7 py-3 gap-2 text-[15px] min-w-[148px]"
? "px-5 py-2.5 gap-1.5 text-[14px]"
: "px-4 py-2 gap-1.5 text-sm";
const iconSize = variant === "compact" ? 13 : variant === "article" ? 18 : 15;
const iconSize = variant === "compact" ? 13 : variant === "article" ? 16 : 15;
return (
<button
@@ -75,7 +75,7 @@ export default function LikeButton({
data-tip={liked ? "取消点赞" : "点赞"}
aria-label={liked ? "取消点赞" : "点赞"}
aria-pressed={liked}
className={`j13-like inline-flex items-center justify-center tabular-nums rounded-full border disabled:opacity-50 ${liked ? "is-liked" : ""} ${sizeCls}`}
className={`j13-like inline-flex items-center justify-center tabular-nums border disabled:opacity-50 ${variant === "article" ? "j13-like-article" : ""} ${liked ? "is-liked" : ""} ${sizeCls}`}
>
<span key={String(liked)} className={liked ? "j13-heart-pop inline-flex" : "inline-flex"}>
<IconHeart size={iconSize} filled={liked} />

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@@ -9,6 +9,7 @@ import MdTimeline from "@/components/markdown/MdTimeline";
import MdEntries from "@/components/markdown/MdEntries";
import MdDetails from "@/components/markdown/MdDetails";
import MdVideo from "@/components/markdown/MdVideo";
import MdSnippet from "@/components/markdown/MdSnippet";
type MarkdownBodyProps = {
content: string;
@@ -92,6 +93,10 @@ export default async function MarkdownBody({
nodes.push(<MdVideo key={`video-${i}`} provider={seg.provider} id={seg.id} />);
continue;
}
if (seg.type === "snippet") {
nodes.push(<MdSnippet key={`snippet-${i}`} id={seg.id} />);
continue;
}
const kind = seg.kind as HideKind;
if (seg.locked) {
nodes.push(

View File

@@ -113,6 +113,18 @@ export default function MarkdownBodyClient({
if (seg.type === "video") {
return <MdVideo key={`video-${i}`} provider={seg.provider} id={seg.id} />;
}
if (seg.type === "snippet") {
// 客户端预览(发帖/评论草稿)无法 SSR 取数,渲染占位卡提示
return (
<div
key={`snippet-${i}`}
className="my-3 flex items-center gap-2 rounded-xl px-3 py-2.5 text-[13px]"
style={{ border: "1px dashed var(--line-2)", color: "var(--ink-3)" }}
>
代码片段 #{seg.id}(发布后可见)
</div>
);
}
const kind = seg.kind as HideKind;
if (seg.locked) {
return (

View File

@@ -45,6 +45,7 @@ import { toast } from "@/lib/toast";
import MarkdownBodyClient from "@/components/MarkdownBodyClient";
import ImageInsertModal from "@/components/ImageInsertModal";
import TimelineEditor from "@/components/TimelineEditor";
import SnippetPickerModal from "@/components/SnippetPickerModal";
import { ENTRIES_TEMPLATE, ENTRIES_TEMPLATE_AUTO } from "@/lib/entryBlocks";
import EmojiPicker from "@/components/EmojiPicker";
import { resolveTimelineBlockForEdit, parseVideoInput } from "@/lib/directiveBlocks";
@@ -260,6 +261,7 @@ export default function MarkdownEditor({
const [activeWheel, setActiveWheel] = useState<"fg" | "bg" | null>(null);
const [colorHsv, setColorHsv] = useState<HSV>({ h: 0, s: 1, v: 1 });
const [videoInput, setVideoInput] = useState("");
const [snippetPickerOpen, setSnippetPickerOpen] = useState(false);
const [toolNarrow, setToolNarrow] = useState(false);
const [uploadError, setUploadError] = useState("");
const [modKey, setModKey] = useState("Ctrl");
@@ -1670,6 +1672,7 @@ export default function MarkdownEditor({
{!isComment && (
<button type="button" role="menuitem" className="j13-md-menu-item" onMouseDown={(e) => e.preventDefault()} onClick={() => openPopover("video")}>视频…</button>
)}
<button type="button" role="menuitem" className="j13-md-menu-item" onMouseDown={(e) => e.preventDefault()} onClick={() => { setPopover(null); setSnippetPickerOpen(true); }}>代码片段…</button>
{toolNarrow && (
<button type="button" role="menuitem" className="j13-md-menu-item" onMouseDown={(e) => e.preventDefault()} onClick={() => { setPopover(null); toggleFullscreen(); }}>{fullscreen ? "退出全屏" : "全屏写作"}</button>
)}
@@ -1712,6 +1715,13 @@ export default function MarkdownEditor({
{popover === "video" && videoPopover}
</div>
)}
{!isComment && !toolNarrow && (
<ToolBtn
label="代码片段"
icon={<Code2 size={15} />}
onClick={() => setSnippetPickerOpen(true)}
/>
)}
{allowHide && !toolNarrow ? (
<div className="j13-md-popover-anchor relative">
<ToolBtn
@@ -1897,6 +1907,12 @@ export default function MarkdownEditor({
onInsertUrl={insertImageUrl}
onPickMedia={(item) => insertAtCursor(`![图片](${item.url})`)}
/>
<SnippetPickerModal
open={snippetPickerOpen}
onClose={() => setSnippetPickerOpen(false)}
onPick={(id) => insertAtCursor(`[snippet id=${id}]`)}
/>
</div>
);
}

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@@ -50,7 +50,7 @@ export default async function PostRow({
return (
<div
className={`group relative flex items-center px-4 sm:px-5 border-t cursor-pointer transition-colors hover:bg-[var(--item-hover-bg)] focus-within:bg-[var(--item-hover-bg)] j13-fade-up ${
className={`group relative flex items-center px-4 sm:px-5 border-t cursor-pointer transition-colors hover:bg-[var(--item-hover-bg)] focus-within:bg-[var(--item-hover-bg)] j13-post-row j13-fade-up ${
compact ? "gap-2.5 sm:gap-3" : "gap-3.5 sm:gap-4"
}`}
style={{

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@@ -0,0 +1,197 @@
"use client";
import { useState, useEffect } from "react";
import Link from "next/link";
import { useRouter } from "next/navigation";
import { GitFork, History, Pencil, Trash2, Copy, Check } from "lucide-react";
import { apiForkSnippet, apiDeleteSnippet, apiMe } from "@/lib/api";
import type { SnippetDetail } from "@/lib/api";
import { toast } from "@/lib/toast";
import { snippetPath, snippetsPath, type UrlStyle } from "@/lib/urlStyle";
import Modal from "@/components/Modal";
import SnippetVersionModal from "@/components/SnippetVersionModal";
export default function SnippetActions({
snippet,
urlStyle,
isOwner: initialIsOwner,
isStaff: initialIsStaff,
}: {
snippet: SnippetDetail;
urlStyle: UrlStyle;
isOwner: boolean;
isStaff: boolean;
}) {
const router = useRouter();
const [isOwner, setIsOwner] = useState(initialIsOwner);
const [isStaff, setIsStaff] = useState(initialIsStaff);
const [forking, setForking] = useState(false);
const [deleting, setDeleting] = useState(false);
const [deleteOpen, setDeleteOpen] = useState(false);
const [historyOpen, setHistoryOpen] = useState(false);
const [copied, setCopied] = useState(false);
useEffect(() => {
apiMe()
.then((res) => {
if (res.user) {
setIsOwner(res.user.id === snippet.user_id);
setIsStaff(["admin", "moderator"].includes(res.user.role));
}
})
.catch(() => {});
}, [snippet.user_id]);
const onFork = async () => {
if (forking) return;
setForking(true);
try {
const res = await apiForkSnippet(snippet.id);
toast("已复制为你的私有副本,随便改改吧", "ok");
// 直接进入编辑页,让"Fork 后可以演化"这件事立刻可见
router.push(`/snippets/${res.snippet.id}/edit`);
} catch (e) {
toast(e instanceof Error ? e.message : "Fork 失败");
} finally {
setForking(false);
}
};
const onDelete = async () => {
if (deleting) return;
setDeleting(true);
try {
await apiDeleteSnippet(snippet.id);
toast("已删除", "ok");
router.push(snippetsPath(urlStyle));
} catch (e) {
toast(e instanceof Error ? e.message : "删除失败");
} finally {
setDeleting(false);
setDeleteOpen(false);
}
};
const onCopyLink = async () => {
try {
const url = `${window.location.origin}${snippetPath(urlStyle, snippet.id)}`;
await navigator.clipboard.writeText(url);
setCopied(true);
toast("链接已复制", "ok");
window.setTimeout(() => setCopied(false), 1600);
} catch {
toast("复制失败");
}
};
const btnBase =
"h-8 px-3 inline-flex items-center gap-1.5 rounded-full text-[12.5px] font-medium transition-colors disabled:opacity-50 disabled:cursor-not-allowed";
const btnNormal = {
background: "var(--panel)",
border: "1px solid var(--line)",
color: "var(--ink-2)",
} as const;
return (
<>
<div className="flex flex-wrap items-center gap-2">
<button
type="button"
onClick={onCopyLink}
className={btnBase}
style={btnNormal}
title="复制片段链接"
>
{copied ? <Check size={13.5} /> : <Copy size={13.5} />}
{copied ? "已复制" : "复制链接"}
</button>
{snippet.visibility === "public" && (
<button
type="button"
onClick={onFork}
disabled={forking}
className={btnBase}
style={btnNormal}
title="把这份代码复制为你的私有副本,可任意修改,互不影响"
>
<GitFork size={13.5} />
{forking ? "创建副本中…" : "Fork 副本"}
</button>
)}
<button
type="button"
onClick={() => setHistoryOpen(true)}
className={btnBase}
style={btnNormal}
title="查看版本历史"
>
<History size={13.5} /> 版本历史
</button>
{isOwner && (
<Link
href={`/snippets/${snippet.id}/edit`}
className={btnBase}
style={btnNormal}
title="编辑片段"
>
<Pencil size={13.5} /> 编辑
</Link>
)}
{(isOwner || isStaff) && (
<button
type="button"
onClick={() => setDeleteOpen(true)}
className={btnBase}
style={{ ...btnNormal, color: "var(--danger)" }}
title="删除片段"
>
<Trash2 size={13.5} /> 删除
</button>
)}
</div>
<Modal
open={deleteOpen}
title="删除片段"
description="删除后不可恢复,确定要删除这个代码片段吗?"
onClose={() => setDeleteOpen(false)}
dismissOnOverlay
maxWidthClass="max-w-sm"
footer={
<>
<button type="button" className="btn btn-line btn-sm" onClick={() => setDeleteOpen(false)}>
取消
</button>
<button
type="button"
className="btn btn-primary btn-sm"
style={{ background: "var(--danger)", borderColor: "var(--danger)" }}
onClick={onDelete}
disabled={deleting}
>
{deleting ? "删除中…" : "确认删除"}
</button>
</>
}
>
<p className="text-[13.5px]" style={{ color: "var(--ink-2)" }}>
此操作不可撤销。
</p>
</Modal>
<SnippetVersionModal
open={historyOpen}
onClose={() => setHistoryOpen(false)}
snippetId={snippet.id}
currentCode={snippet.code}
currentTitle={snippet.title}
currentLanguage={snippet.language}
currentDescription={snippet.description}
/>
</>
);
}

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@@ -0,0 +1,217 @@
"use client";
import { useState, useEffect, useRef, useLayoutEffect } from "react";
import { Check, Copy, ChevronDown, ChevronUp } from "lucide-react";
import { toast } from "@/lib/toast";
import { apiRecordSnippetCopy } from "@/lib/api";
import { siteCodeToHtml } from "@/components/markdown/shikiHighlighter";
const MONO = "var(--font-mono, ui-monospace, SFMono-Regular, Menlo, monospace)";
const LINE_H = 22; // px,与下方 leading 严格对齐
const PAD_Y = 14;
/** 从 shiki 双主题输出提取 pre 上的 CSS 变量与 code 内逐行 HTML */
function extractShiki(html: string): { vars: Record<string, string>; lines: string[] } | null {
const codeM = /<code[^>]*>([\s\S]*?)<\/code>/i.exec(html);
if (!codeM) return null;
const vars: Record<string, string> = {};
const preM = /<pre[^>]*\sstyle="([^"]*)"[^>]*>/i.exec(html);
if (preM) {
for (const m of preM[1].matchAll(/(--[\w-]+)\s*:\s*([^;]+)/g)) {
vars[m[1]] = m[2].trim();
}
}
return { vars, lines: codeM[1].split("\n") };
}
function WindowDots() {
return (
<span className="inline-flex items-center gap-1.5 shrink-0" aria-hidden>
<span className="w-2.5 h-2.5 rounded-full" style={{ background: "#ff5f57" }} />
<span className="w-2.5 h-2.5 rounded-full" style={{ background: "#febc2e" }} />
<span className="w-2.5 h-2.5 rounded-full" style={{ background: "#28c840" }} />
</span>
);
}
/** 片段代码视图:编辑器窗格 + shiki 高亮 + 行号 + 复制 + 超长折叠 */
export default function SnippetCodeView({
code,
language,
snippetId,
defaultFold = true,
foldLines = 25,
}: {
code: string;
language: string;
snippetId: number;
defaultFold?: boolean;
foldLines?: number;
}) {
const [copied, setCopied] = useState(false);
const [expanded, setExpanded] = useState(!defaultFold);
const [hl, setHl] = useState<{ vars: Record<string, string>; lines: string[] } | null>(null);
const [maxH, setMaxH] = useState<number | undefined>(undefined);
const bodyRef = useRef<HTMLDivElement>(null);
const plainLines = code.split("\n");
const lineCount = plainLines.length;
const canCollapse = defaultFold && lineCount > foldLines;
const collapsedH = PAD_Y + foldLines * LINE_H;
const rows = hl?.lines ?? plainLines;
const highlighted = hl !== null;
useEffect(() => {
let cancelled = false;
siteCodeToHtml(code, language)
.then((html) => {
if (cancelled) return;
const parsed = extractShiki(html);
if (parsed && parsed.lines.length > 0) {
setHl({ vars: parsed.vars, lines: parsed.lines.slice(0, lineCount) });
}
})
.catch(() => {});
return () => {
cancelled = true;
};
}, [code, language, lineCount]);
useLayoutEffect(() => {
if (!canCollapse || !bodyRef.current) return;
setMaxH(expanded ? bodyRef.current.scrollHeight : collapsedH);
}, [expanded, canCollapse, collapsedH, hl]);
const onCopy = async () => {
try {
await navigator.clipboard.writeText(code);
setCopied(true);
toast("已复制到剪贴板", "ok");
apiRecordSnippetCopy(snippetId).catch(() => {});
window.setTimeout(() => setCopied(false), 1600);
} catch {
toast("复制失败,请手动选择文本");
}
};
const fileName = `snippet.${language === "plaintext" ? "txt" : language}`;
return (
<div
className="rounded-xl overflow-hidden"
style={{ background: "var(--panel-2)", border: "1px solid var(--line)" }}
>
{/* 窗格标题栏 */}
<div
className="flex items-center gap-2.5 px-3.5 h-10"
style={{ borderBottom: "1px solid var(--line)" }}
>
<WindowDots />
<span className="text-[11px] truncate" style={{ fontFamily: MONO, color: "var(--ink-3)" }}>
{fileName}
</span>
<span className="text-[10.5px] tabular-nums hidden sm:inline" style={{ color: "var(--ink-3)" }}>
{lineCount} 行
</span>
<span
className="ml-auto shrink-0 text-[9.5px] font-semibold uppercase tracking-[0.1em] px-1.5 py-0.5 rounded"
style={{ fontFamily: MONO, color: "var(--ink-3)", background: "var(--panel)" }}
>
{language || "text"}
</span>
<button
type="button"
onClick={onCopy}
aria-label={copied ? "已复制" : "复制代码"}
title="复制代码"
className="shrink-0 h-7 px-2.5 inline-flex items-center gap-1.5 rounded-md text-[11.5px] font-medium transition-colors"
style={{
color: copied ? "var(--accent)" : "var(--ink-3)",
background: "var(--panel)",
border: "1px solid var(--line)",
}}
>
{copied ? <Check size={12.5} /> : <Copy size={12.5} />}
<span className="hidden sm:inline">{copied ? "已复制" : "复制"}</span>
</button>
</div>
{/* 代码主体 */}
<div
ref={bodyRef}
className="relative overflow-hidden"
style={{
maxHeight: canCollapse ? maxH ?? collapsedH : undefined,
transition: "max-height 360ms cubic-bezier(0.22, 1, 0.36, 1)",
}}
>
<pre
className={`j13-sn-code m-0 text-[13px] overflow-x-auto ${highlighted ? "" : "whitespace-pre"}`}
style={{
fontFamily: MONO,
lineHeight: `${LINE_H}px`,
padding: `${PAD_Y}px 0`,
color: "var(--ink-2)",
...(hl?.vars ?? {}),
} as React.CSSProperties}
>
{rows.map((ln, i) => (
<div key={i} className="flex min-w-max">
<span
className="shrink-0 w-10 pr-3 text-right select-none tabular-nums text-[11.5px]"
style={{
color: "var(--ink-3)",
opacity: 0.55,
marginRight: 12,
borderRight: "1px solid var(--line)",
lineHeight: `${LINE_H}px`,
}}
>
{i + 1}
</span>
{highlighted ? (
<span
className="pr-5"
style={{ lineHeight: `${LINE_H}px` }}
dangerouslySetInnerHTML={{ __html: ln || " " }}
/>
) : (
<span className="pr-5" style={{ lineHeight: `${LINE_H}px` }}>
{ln || " "}
</span>
)}
</div>
))}
</pre>
{canCollapse && !expanded && (
<div
className="absolute bottom-0 left-0 right-0 h-10 pointer-events-none"
style={{ background: "linear-gradient(to top, var(--panel-2), transparent)" }}
/>
)}
</div>
{canCollapse && (
<button
type="button"
onClick={() => setExpanded((v) => !v)}
className="w-full h-9 flex items-center justify-center gap-1.5 text-[12px] font-medium transition-colors hover:bg-[var(--accent-soft)]"
style={{
color: expanded ? "var(--ink-3)" : "var(--accent)",
borderTop: "1px solid var(--line)",
}}
>
{expanded ? (
<>
<ChevronUp size={14} /> 收起
</>
) : (
<>
<ChevronDown size={14} /> 展开全部({lineCount} 行)
</>
)}
</button>
)}
</div>
);
}

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@@ -0,0 +1,48 @@
"use client";
import { useEffect, useState } from "react";
import type { ReactNode } from "react";
export function snippetCommentCountEvent(snippetId: number) {
return `j13:snippet:${snippetId}:comment-count`;
}
/**
* 片段详情顶部的评论计数 chip:
* 初始值来自 SSR,评论区增删后通过 window CustomEvent 同步。
*/
export default function SnippetCommentCountChip({
snippetId,
initial,
icon,
label,
}: {
snippetId: number;
initial: number;
icon: ReactNode;
label: string;
}) {
const [count, setCount] = useState(initial);
useEffect(() => {
const handler = (e: Event) => {
const next = (e as CustomEvent<number>).detail;
if (typeof next === "number") setCount(next);
};
const name = snippetCommentCountEvent(snippetId);
window.addEventListener(name, handler);
return () => window.removeEventListener(name, handler);
}, [snippetId]);
return (
<span
className="inline-flex items-center gap-1.5 h-7 px-2.5 rounded-full text-[11.5px] tabular-nums"
style={{ background: "var(--panel-2)", color: "var(--ink-3)", border: "1px solid var(--line)" }}
title={`${count} ${label}`}
>
<span style={{ color: "var(--ink-3)" }}>{icon}</span>
{count}
<span className="hidden sm:inline">{label}</span>
</span>
);
}

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@@ -0,0 +1,702 @@
"use client";
import { useState, useEffect, useCallback, useRef } from "react";
import { MessageSquare, Send } from "lucide-react";
import {
apiCreateSnippetComment,
apiUpdateSnippetComment,
apiDeleteSnippetComment,
apiSnippetCommentHistory,
apiMe,
type SnippetCommentItem,
} from "@/lib/api";
import { toast } from "@/lib/toast";
import { formatRelative, formatDateTime } from "@/lib/format";
import Avatar from "@/components/Avatar";
import { useUrlStyle } from "@/components/SiteBrandProvider";
import { userPath } from "@/lib/urlStyle";
import Link from "next/link";
import MarkdownEditor from "@/components/MarkdownEditor";
import MarkdownBodyClient from "@/components/MarkdownBodyClient";
import EditHistoryModal, { type EditHistoryItem } from "@/components/EditHistoryModal";
import ConfirmDialog from "@/components/ConfirmDialog";
import { snippetCommentCountEvent } from "@/components/SnippetCommentCountChip";
const COMMENT_MAX = 2000; // 与后端 snippetCommentMaxLen 一致
type MoreItem = {
key: string;
label: string;
danger?: boolean;
disabled?: boolean;
onSelect: () => void;
};
/** 低频操作:编辑、历史、删除。Escape 关闭并回到触发按钮。 */
function CommentMoreMenu({ items }: { items: MoreItem[] }) {
const [open, setOpen] = useState(false);
const ref = useRef<HTMLDivElement>(null);
const btnRef = useRef<HTMLButtonElement>(null);
useEffect(() => {
if (!open) return;
const onDown = (e: MouseEvent) => {
if (ref.current && !ref.current.contains(e.target as Node)) setOpen(false);
};
const onKey = (e: KeyboardEvent) => {
if (e.key !== "Escape") return;
e.preventDefault();
e.stopPropagation();
setOpen(false);
btnRef.current?.focus();
};
document.addEventListener("mousedown", onDown);
document.addEventListener("keydown", onKey);
return () => {
document.removeEventListener("mousedown", onDown);
document.removeEventListener("keydown", onKey);
};
}, [open]);
if (items.length === 0) return null;
const normal = items.filter((item) => !item.danger);
const danger = items.filter((item) => item.danger);
return (
<div className="cmt-more" ref={ref}>
<button
ref={btnRef}
type="button"
className="cmt-more-btn"
aria-haspopup="menu"
aria-expanded={open}
onClick={() => setOpen((v) => !v)}
>
更多
</button>
{open && (
<div role="menu" className="cmt-more-menu" aria-label="评论操作">
{normal.map((item) => (
<button
key={item.key}
type="button"
role="menuitem"
disabled={item.disabled}
onClick={() => {
setOpen(false);
item.onSelect();
}}
>
{item.label}
</button>
))}
{normal.length > 0 && danger.length > 0 ? <div className="cmt-more-sep" role="separator" /> : null}
{danger.map((item) => (
<button
key={item.key}
type="button"
role="menuitem"
className="is-danger"
disabled={item.disabled}
onClick={() => {
setOpen(false);
item.onSelect();
}}
>
{item.label}
</button>
))}
</div>
)}
</div>
);
}
function CommentNode({
item,
depth,
snippetId,
onUpdate,
onDelete,
onOpenHistory,
loggedIn,
}: {
item: SnippetCommentItem;
depth: number;
snippetId: number;
onUpdate: (id: number, content: string) => Promise<void>;
onDelete: (id: number) => Promise<void>;
onOpenHistory: (id: number, content: string) => void;
loggedIn: boolean;
}) {
const urlStyle = useUrlStyle();
const [editing, setEditing] = useState(false);
const [editContent, setEditContent] = useState(item.content);
const [editUploading, setEditUploading] = useState(false);
const [replyOpen, setReplyOpen] = useState(false);
const [replyContent, setReplyContent] = useState("");
const [replyUploading, setReplyUploading] = useState(false);
const [submitting, setSubmitting] = useState(false);
const [currentUserId, setCurrentUserId] = useState<number | null>(null);
const [isStaff, setIsStaff] = useState(false);
const [deleteTarget, setDeleteTarget] = useState(false);
useEffect(() => {
apiMe()
.then((res) => {
if (res.user) {
setCurrentUserId(res.user.id);
setIsStaff(["admin", "moderator"].includes(res.user.role));
}
})
.catch(() => {});
}, []);
const canEdit = currentUserId === item.user_id;
const canDelete = canEdit || isStaff;
const canViewHistory = loggedIn;
const userName = item.user ? item.user.nickname || item.user.username : "已注销";
const isFloor = depth === 0;
const handleEdit = async () => {
const next = editContent.trim();
if (!next || submitting) return;
setSubmitting(true);
try {
await onUpdate(item.id, next);
setEditing(false);
toast("已保存", "ok");
} catch (e) {
toast(e instanceof Error ? e.message : "保存失败");
} finally {
setSubmitting(false);
}
};
const handleDelete = async () => {
setDeleteTarget(false);
if (submitting) return;
setSubmitting(true);
try {
await onDelete(item.id);
toast("已删除", "ok");
} catch (e) {
toast(e instanceof Error ? e.message : "删除失败");
} finally {
setSubmitting(false);
}
};
const handleReply = async () => {
const next = replyContent.trim();
if (!next || submitting) return;
setSubmitting(true);
try {
await apiCreateSnippetComment(snippetId, next, item.id);
setReplyContent("");
setReplyOpen(false);
toast("已回复", "ok");
window.dispatchEvent(new CustomEvent("j13-snippet-comment-refresh"));
} catch (e) {
toast(e instanceof Error ? e.message : "回复失败");
} finally {
setSubmitting(false);
}
};
const moreItems: MoreItem[] = [];
if (canEdit && !editing) {
moreItems.push({
key: "edit",
label: "编辑",
disabled: submitting,
onSelect: () => setEditing(true),
});
}
if (canViewHistory && item.edited && !editing) {
moreItems.push({
key: "history",
label: "编辑历史",
onSelect: () => onOpenHistory(item.id, item.content),
});
}
if (canDelete && !editing) {
moreItems.push({
key: "delete",
label: "删除",
danger: true,
disabled: submitting,
onSelect: () => setDeleteTarget(true),
});
}
const editedMark = item.edited ? (
canViewHistory ? (
<button
type="button"
className="cmt-edited"
onClick={() => onOpenHistory(item.id, item.content)}
>
已编辑
</button>
) : (
<span className="cmt-edited" data-tip="此评论曾被编辑">
已编辑
</span>
)
) : null;
if (item.deleted) {
return (
<div
id={item.floor ? `comment-${item.floor}` : undefined}
data-comment-id={item.id}
className={`cmt-item scroll-mt-24 ${isFloor ? "" : "cmt-reply-row"}`}
>
<div className="flex gap-3">
<Avatar size={isFloor ? 34 : 32} name={userName} src={item.user?.avatar} />
<div className="flex-1 min-w-0">
<div className="cmt-meta">
<div className="cmt-meta-lead">
<span className="cmt-name" style={{ color: "var(--ink)" }}>
{userName}
</span>
{item.floor && item.floor > 0 && (
<a href={`#comment-${item.floor}`} className="cmt-floor-label">
#{item.floor}
</a>
)}
<span className="cmt-time">{formatRelative(item.created_at)}</span>
</div>
</div>
<div className="cmt-tombstone">
<p className="cmt-tombstone-title">该评论已删除</p>
</div>
<div className="cmt-actions">
<CommentMoreMenu items={moreItems} />
</div>
{item.replies && item.replies.length > 0 && (
<div className="cmt-children">
{item.replies.map((r) => (
<CommentNode
key={r.id}
item={r}
depth={depth + 1}
snippetId={snippetId}
onUpdate={onUpdate}
onDelete={onDelete}
onOpenHistory={onOpenHistory}
loggedIn={loggedIn}
/>
))}
</div>
)}
</div>
</div>
<ConfirmDialog
open={deleteTarget}
title="删除评论"
message="确定删除这条评论吗?删除后将显示占位,回复仍保留。"
confirmLabel="删除"
danger
onConfirm={handleDelete}
onCancel={() => setDeleteTarget(false)}
/>
</div>
);
}
return (
<div
id={item.floor ? `comment-${item.floor}` : undefined}
data-comment-id={item.id}
className={`cmt-item scroll-mt-24 ${isFloor ? "" : "cmt-reply-row"}`}
>
<div className="flex gap-3">
<Link
href={userPath(urlStyle, item.user_id)}
className="shrink-0"
aria-label={userName}
>
<Avatar size={isFloor ? 34 : 32} name={userName} src={item.user?.avatar} />
</Link>
<div className="flex-1 min-w-0">
<div className="cmt-meta">
<div className="cmt-meta-lead">
<Link href={userPath(urlStyle, item.user_id)} className="cmt-name-link group">
<span className="cmt-name group-hover:text-[var(--accent)] transition-colors">
{userName}
</span>
</Link>
{item.floor && item.floor > 0 && (
<a href={`#comment-${item.floor}`} className="cmt-floor-label">
#{item.floor}
</a>
)}
<time className="cmt-time" dateTime={item.created_at} data-tip={formatDateTime(item.created_at)}>
{formatRelative(item.created_at)}
</time>
{editedMark}
</div>
</div>
{editing ? (
<div className="cmt-md-editor mt-1">
<MarkdownEditor
density="comment"
value={editContent}
onChange={(v) => setEditContent(v.slice(0, COMMENT_MAX))}
maxChars={COMMENT_MAX}
disabled={submitting}
autoFocus
allowHide={false}
ariaLabel="编辑评论"
placeholder="编辑评论…"
shortcutName="保存"
onUploadingChange={setEditUploading}
onSubmitShortcut={() => {
void handleEdit();
}}
footer={
<>
<button
type="button"
className="btn btn-line btn-sm"
disabled={submitting}
onClick={() => {
setEditing(false);
setEditContent(item.content);
}}
>
取消
</button>
<button
type="button"
onClick={handleEdit}
disabled={submitting || editUploading || !editContent.trim()}
className="btn btn-primary cmt-submit"
>
{submitting ? "保存中…" : "保存修改"}
</button>
</>
}
/>
</div>
) : (
<MarkdownBodyClient content={item.content} className="prose-content prose-comment" />
)}
<div className="cmt-actions">
{!editing && loggedIn && (
<button
type="button"
onClick={() => setReplyOpen(!replyOpen)}
className={`cmt-reply-btn${replyOpen ? " !text-[var(--accent)]" : ""}`}
aria-label={`回复 ${userName}`}
>
回复
</button>
)}
<CommentMoreMenu items={moreItems} />
</div>
{replyOpen && !editing && (
<form
onSubmit={(e) => {
e.preventDefault();
void handleReply();
}}
className="cmt-reply-form"
>
<div className="flex items-center justify-between gap-2 mb-2 text-[13px]" style={{ color: "var(--ink-2)" }}>
<span>
回复 <span style={{ color: "var(--accent)", fontWeight: 600 }}>@{userName}</span>
</span>
<button type="button" className="cmt-reply-btn" onClick={() => setReplyOpen(false)}>
取消
</button>
</div>
<div className="cmt-md-editor">
<MarkdownEditor
density="comment"
value={replyContent}
onChange={(v) => setReplyContent(v.slice(0, COMMENT_MAX))}
maxChars={COMMENT_MAX}
disabled={submitting}
autoFocus
allowHide={false}
ariaLabel={`回复 ${userName}`}
placeholder="写下你的回复…"
shortcutName="回复"
onUploadingChange={setReplyUploading}
onSubmitShortcut={() => {
void handleReply();
}}
footer={
<button
type="submit"
disabled={submitting || replyUploading || !replyContent.trim()}
aria-busy={submitting}
className="btn btn-primary cmt-submit"
>
{submitting ? "回复中…" : "回复"}
</button>
}
/>
</div>
</form>
)}
{item.replies && item.replies.length > 0 && (
<div className="cmt-children">
{item.replies.map((r) => (
<CommentNode
key={r.id}
item={r}
depth={depth + 1}
snippetId={snippetId}
onUpdate={onUpdate}
onDelete={onDelete}
onOpenHistory={onOpenHistory}
loggedIn={loggedIn}
/>
))}
</div>
)}
</div>
</div>
<ConfirmDialog
open={deleteTarget}
title="删除评论"
message="确定删除这条评论吗?删除后将显示占位,回复仍保留。"
confirmLabel="删除"
danger
onConfirm={handleDelete}
onCancel={() => setDeleteTarget(false)}
/>
</div>
);
}
export default function SnippetCommentSection({
snippetId,
initialItems,
initialTotal,
urlStyle: _urlStyle,
}: {
snippetId: number;
initialItems: SnippetCommentItem[];
initialTotal: number;
urlStyle: string;
}) {
const [items, setItems] = useState(initialItems);
const [total, setTotal] = useState(initialTotal);
const [content, setContent] = useState("");
const [submitting, setSubmitting] = useState(false);
const [uploading, setUploading] = useState(false);
const [loading, setLoading] = useState(false);
const [page, setPage] = useState(1);
const [loggedIn, setLoggedIn] = useState(false);
const [historyCommentId, setHistoryCommentId] = useState<number | null>(null);
const [historyCommentContent, setHistoryCommentContent] = useState("");
useEffect(() => {
window.dispatchEvent(new CustomEvent(snippetCommentCountEvent(snippetId), { detail: total }));
}, [total, snippetId]);
useEffect(() => {
apiMe()
.then((res) => setLoggedIn(!!res.user))
.catch(() => {});
}, []);
const loadComments = useCallback(
async (p: number) => {
setLoading(true);
try {
const { fetchSnippetComments } = await import("@/lib/api");
const res = await fetchSnippetComments(snippetId, p, 20);
setItems(res.items);
setTotal(res.total);
setPage(p);
} catch {
toast("加载评论失败");
} finally {
setLoading(false);
}
},
[snippetId]
);
useEffect(() => {
const onRefresh = () => loadComments(page);
window.addEventListener("j13-snippet-comment-refresh", onRefresh);
return () => window.removeEventListener("j13-snippet-comment-refresh", onRefresh);
}, [loadComments, page]);
const handleSubmit = async () => {
const next = content.trim();
if (!next || submitting) return;
setSubmitting(true);
try {
await apiCreateSnippetComment(snippetId, next);
setContent("");
toast("评论成功", "ok");
loadComments(1);
} catch (e) {
toast(e instanceof Error ? e.message : "评论失败");
} finally {
setSubmitting(false);
}
};
const handleUpdate = async (cid: number, newContent: string) => {
await apiUpdateSnippetComment(snippetId, cid, newContent);
loadComments(page);
};
const handleDelete = async (cid: number) => {
await apiDeleteSnippetComment(snippetId, cid);
loadComments(page);
};
const openHistory = (cid: number, currentContent: string) => {
setHistoryCommentContent(currentContent);
setHistoryCommentId(cid);
};
const fetchHistoryPage = async (p: number, size: number) => {
if (!historyCommentId) return { items: [], total: 0, page: p, size };
const res = await apiSnippetCommentHistory(snippetId, historyCommentId, p, size);
const items: EditHistoryItem[] = res.items.map((it) => ({
id: it.id,
editor: it.editor
? {
id: it.editor.id,
username: it.editor.username,
nickname: it.editor.nickname,
avatar: it.editor.avatar,
}
: { id: 0, username: "已注销", nickname: "已注销", avatar: "" },
old_content: it.old_content,
created_at: it.created_at,
}));
return { items, total: res.total, page: res.page, size: res.size };
};
const totalPages = Math.max(1, Math.ceil(total / 20));
return (
<div>
<h2 className="text-[15px] font-bold mb-4 inline-flex items-center gap-2" style={{ color: "var(--ink)" }}>
<MessageSquare size={15} style={{ color: "var(--accent)" }} />
评论({total})
</h2>
{loggedIn ? (
<div className="mb-6 cmt-md-editor">
<MarkdownEditor
id={`snippet-comment-input-${snippetId}`}
density="comment"
value={content}
onChange={(v) => setContent(v.slice(0, COMMENT_MAX))}
maxChars={COMMENT_MAX}
disabled={submitting}
allowHide={false}
ariaLabel="发表评论"
placeholder="写下你的看法,支持 Markdown…"
onUploadingChange={setUploading}
onSubmitShortcut={() => {
void handleSubmit();
}}
footer={
<button
type="button"
onClick={handleSubmit}
disabled={submitting || uploading || !content.trim()}
className="btn btn-primary cmt-submit inline-flex items-center gap-1.5"
>
<Send size={13} />
{submitting ? "发送中…" : "发表评论"}
</button>
}
/>
</div>
) : (
<div
className="mb-6 rounded-xl px-4 py-6 text-center"
style={{ background: "var(--panel-2)", border: "1px solid var(--line)" }}
>
<p className="text-[13px]" style={{ color: "var(--ink-3)" }}>
<Link href="/login" className="hover:underline" style={{ color: "var(--accent)" }}>
登录
</Link>{" "}
后参与评论
</p>
</div>
)}
{loading ? (
<p className="meta text-[13px] text-center py-8">加载中…</p>
) : items.length === 0 ? (
<div
className="rounded-xl py-10 text-center"
style={{ background: "var(--panel-2)", border: "1px dashed var(--line-2)" }}
>
<MessageSquare size={20} className="mx-auto mb-2" style={{ color: "var(--ink-3)" }} />
<p className="text-[13px]" style={{ color: "var(--ink-3)" }}>
还没有评论,来抢沙发吧
</p>
</div>
) : (
<div className="flex flex-col divide-y" style={{ borderColor: "var(--line)" }}>
{items.map((item) => (
<CommentNode
key={item.id}
item={item}
depth={0}
snippetId={snippetId}
onUpdate={handleUpdate}
onDelete={handleDelete}
onOpenHistory={openHistory}
loggedIn={loggedIn}
/>
))}
</div>
)}
{totalPages > 1 && (
<div className="mt-4 flex items-center justify-center gap-2">
<button
type="button"
disabled={page <= 1 || loading}
onClick={() => loadComments(page - 1)}
className="btn btn-line btn-sm"
>
上一页
</button>
<span className="meta text-[12.5px] tabular-nums">
{page} / {totalPages}
</span>
<button
type="button"
disabled={page >= totalPages || loading}
onClick={() => loadComments(page + 1)}
className="btn btn-line btn-sm"
>
下一页
</button>
</div>
)}
<EditHistoryModal
open={historyCommentId !== null}
title="评论编辑历史"
currentContent={historyCommentContent}
fetchPage={fetchHistoryPage}
onClose={() => setHistoryCommentId(null)}
/>
</div>
);
}

View File

@@ -0,0 +1,331 @@
"use client";
import { useState, useEffect, useRef, useCallback } from "react";
import { useRouter } from "next/navigation";
import { ArrowLeft, CodeXml, Eye, EyeOff, Trash2 } from "lucide-react";
import { apiCreateSnippet, apiUpdateSnippet, apiDeleteSnippet, fetchSnippetLanguages, type SnippetInput, type SnippetVisibility } from "@/lib/api";
import { toast } from "@/lib/toast";
import { snippetPath, snippetsPath, type UrlStyle } from "@/lib/urlStyle";
import Modal from "@/components/Modal";
import SnippetLangSelect from "@/components/SnippetLangSelect";
import { hasAuthCookieHint } from "@/lib/cookies";
import { useSiteBrand } from "@/components/SiteBrandProvider";
const TITLE_MAX = 120;
const CODE_MAX = 64 * 1024; // 64KB
const DESC_MAX = 8 * 1024; // 8KB
const VISIBILITY_OPTIONS: { value: SnippetVisibility; label: string; desc: string }[] = [
{ value: "private", label: "私有", desc: "仅自己可见" },
{ value: "public", label: "公开", desc: "所有人可见,出现在广场" },
];
export default function SnippetEditor({
mode,
snippetId,
initialTitle = "",
initialLanguage = "plaintext",
initialDescription = "",
initialCode = "",
initialVisibility = "private",
}: {
mode: "create" | "edit";
snippetId?: number;
initialTitle?: string;
initialLanguage?: string;
initialDescription?: string;
initialCode?: string;
initialVisibility?: SnippetVisibility;
}) {
const router = useRouter();
const { url_style: urlStyle } = useSiteBrand();
const [title, setTitle] = useState(initialTitle);
const [language, setLanguage] = useState(initialLanguage);
const [description, setDescription] = useState(initialDescription);
const [code, setCode] = useState(initialCode);
const [visibility, setVisibility] = useState<SnippetVisibility>(initialVisibility);
const [languages, setLanguages] = useState<string[]>([]);
const [loading, setLoading] = useState(false);
const [deleteOpen, setDeleteOpen] = useState(false);
const [deleting, setDeleting] = useState(false);
const codeRef = useRef<HTMLTextAreaElement>(null);
useEffect(() => {
if (!hasAuthCookieHint()) {
router.push("/login?redirect=/snippets/new");
return;
}
fetchSnippetLanguages()
.then((res) => setLanguages(res.languages))
.catch(() => {});
}, [router]);
// Tab 键缩进
const handleCodeKeyDown = (e: React.KeyboardEvent<HTMLTextAreaElement>) => {
if (e.key === "Tab") {
e.preventDefault();
const el = e.currentTarget;
const start = el.selectionStart;
const end = el.selectionEnd;
const newValue = code.substring(0, start) + " " + code.substring(end);
setCode(newValue);
requestAnimationFrame(() => {
el.selectionStart = el.selectionEnd = start + 2;
});
}
};
const codeBytes = new TextEncoder().encode(code).length;
const descBytes = new TextEncoder().encode(description).length;
const canSubmit =
!loading &&
title.trim().length > 0 &&
code.trim().length > 0 &&
codeBytes <= CODE_MAX &&
descBytes <= DESC_MAX;
const handleSubmit = async (e?: React.FormEvent) => {
e?.preventDefault();
if (!canSubmit) return;
setLoading(true);
const input: SnippetInput = {
title: title.trim(),
language,
description: description.trim(),
code: code.trim(),
visibility,
};
try {
if (mode === "create") {
const res = await apiCreateSnippet(input);
toast("创建成功", "ok");
router.push(snippetPath(urlStyle, res.snippet.id));
} else if (snippetId) {
const res = await apiUpdateSnippet(snippetId, input);
toast("已保存", "ok");
router.push(snippetPath(urlStyle, res.snippet.id));
}
} catch (err) {
toast(err instanceof Error ? err.message : "操作失败");
} finally {
setLoading(false);
}
};
const handleDelete = async () => {
if (!snippetId || deleting) return;
setDeleting(true);
try {
await apiDeleteSnippet(snippetId);
toast("已删除", "ok");
router.push(snippetsPath(urlStyle));
} catch (err) {
toast(err instanceof Error ? err.message : "删除失败");
} finally {
setDeleting(false);
setDeleteOpen(false);
}
};
return (
<form onSubmit={handleSubmit} className="j13-compose-stage is-studio">
<header className="j13-compose-toolbar">
<div className="j13-compose-toolbar-lead">
<button
type="button"
onClick={() => router.back()}
className="j13-compose-back"
aria-label="返回"
data-tip="返回"
>
<ArrowLeft size={18} strokeWidth={2.2} />
</button>
<div className="j13-compose-toolbar-copy min-w-0">
<h1 className="j13-compose-toolbar-title">
{mode === "create" ? "新建片段" : "编辑片段"}
</h1>
<p className="j13-compose-toolbar-sub">
{mode === "create" ? "保存一段可复用的代码" : "修改片段内容"}
</p>
</div>
</div>
<div className="j13-compose-toolbar-actions">
{mode === "edit" && (
<button
type="button"
onClick={() => setDeleteOpen(true)}
className="btn btn-line btn-sm"
style={{ color: "var(--danger)" }}
>
<Trash2 size={14} /> 删除
</button>
)}
<button
type="submit"
disabled={!canSubmit}
className="btn btn-primary min-w-[5.5rem] h-9 px-4 text-[13.5px] font-semibold"
>
{loading ? "保存中…" : mode === "create" ? "创建" : "保存"}
</button>
</div>
</header>
<div className="j13-compose-studio">
<div className="j13-compose-studio-canvas">
{/* 标题 */}
<div className="j13-compose-title-row">
<label className="sr-only" htmlFor="snippet-title">
标题
</label>
<input
id="snippet-title"
type="text"
value={title}
onChange={(e) => setTitle(e.target.value.slice(0, TITLE_MAX))}
required
maxLength={TITLE_MAX}
placeholder="片段标题"
className="j13-compose-title"
disabled={loading}
/>
<span className="j13-compose-title-count tabular-nums">
{title.length}/{TITLE_MAX}
</span>
</div>
{/* 语言 + 可见性 */}
<div className="flex flex-wrap items-center gap-3 px-4 sm:px-6 py-3">
<div className="flex items-center gap-2">
<CodeXml size={14} style={{ color: "var(--ink-3)" }} />
<SnippetLangSelect
value={language}
onChange={setLanguage}
languages={languages}
allowAll={false}
variant="editor"
ariaLabel="编程语言"
disabled={loading}
/>
</div>
<div className="flex items-center gap-1 rounded-full p-0.5" style={{ background: "var(--panel-2)" }}>
{VISIBILITY_OPTIONS.map((opt) => (
<button
key={opt.value}
type="button"
onClick={() => setVisibility(opt.value)}
className={`px-3 py-1 rounded-full text-[12px] font-medium transition-colors ${
visibility === opt.value ? "" : "hover:bg-[var(--panel)]"
}`}
style={
visibility === opt.value
? { background: "var(--accent-soft)", color: "var(--accent)" }
: { color: "var(--ink-2)" }
}
disabled={loading}
>
{opt.value === "public" ? <Eye size={12} className="inline mr-1" /> : <EyeOff size={12} className="inline mr-1" />}
{opt.label}
</button>
))}
</div>
<span className="meta text-[11.5px]">
{VISIBILITY_OPTIONS.find((o) => o.value === visibility)?.desc}
</span>
</div>
{/* 代码编辑区 */}
<div className="j13-compose-canvas">
<label className="sr-only" htmlFor="snippet-code">
代码
</label>
<textarea
ref={codeRef}
id="snippet-code"
value={code}
onChange={(e) => setCode(e.target.value)}
onKeyDown={handleCodeKeyDown}
placeholder="粘贴或输入代码…"
className="w-full min-h-[320px] px-4 py-3 text-[13.5px] font-mono resize-y"
style={{
background: "var(--bg)",
border: "1px solid var(--line)",
color: "var(--ink)",
borderRadius: "var(--r)",
tabSize: 2,
}}
disabled={loading}
/>
<div className="mt-1 flex justify-end">
<span
className="meta text-[11px] tabular-nums"
style={codeBytes > CODE_MAX ? { color: "var(--danger)", fontWeight: 600 } : undefined}
>
{codeBytes > 1024 ? `${(codeBytes / 1024).toFixed(1)} KB` : `${codeBytes} B`} / 64 KB
</span>
</div>
</div>
{/* 描述 */}
<div className="px-4 sm:px-6 pb-6">
<label className="field-label" htmlFor="snippet-desc">
描述(可选)
</label>
<textarea
id="snippet-desc"
value={description}
onChange={(e) => setDescription(e.target.value)}
placeholder="用 Markdown 描述这段代码的用途、用法或注意事项…"
rows={4}
className="w-full rounded-lg px-4 py-3 text-[13.5px]"
style={{
background: "var(--bg)",
border: "1px solid var(--line)",
color: "var(--ink)",
}}
disabled={loading}
/>
<div className="mt-1 flex justify-end">
<span
className="meta text-[11px] tabular-nums"
style={descBytes > DESC_MAX ? { color: "var(--danger)", fontWeight: 600 } : undefined}
>
{descBytes > 1024 ? `${(descBytes / 1024).toFixed(1)} KB` : `${descBytes} B`} / 8 KB
</span>
</div>
</div>
</div>
</div>
<Modal
open={deleteOpen}
title="删除片段"
description="删除后不可恢复,确定要删除这个代码片段吗?"
onClose={() => setDeleteOpen(false)}
dismissOnOverlay
maxWidthClass="max-w-sm"
footer={
<>
<button type="button" className="btn btn-line btn-sm" onClick={() => setDeleteOpen(false)}>
取消
</button>
<button
type="button"
className="btn btn-primary btn-sm"
style={{ background: "var(--danger)", borderColor: "var(--danger)" }}
onClick={handleDelete}
disabled={deleting}
>
{deleting ? "删除中…" : "确认删除"}
</button>
</>
}
>
<p className="text-[13.5px]" style={{ color: "var(--ink-2)" }}>
此操作不可撤销。
</p>
</Modal>
</form>
);
}

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@@ -0,0 +1,612 @@
"use client";
import { useMemo, useState, useEffect, useCallback } from "react";
import Link from "next/link";
import {
Search,
X,
Copy,
Eye,
MessageSquare,
GitFork,
Plus,
Lock,
Loader2,
ArrowLeft,
ArrowRight,
RotateCcw,
} from "lucide-react";
import type { SnippetListItem, SnippetSort, SnippetStats } from "@/lib/api";
import { fetchSnippets, apiMySnippets } from "@/lib/api";
import { snippetPath, type UrlStyle } from "@/lib/urlStyle";
import { formatRelative } from "@/lib/format";
import Avatar from "@/components/Avatar";
import { toast } from "@/lib/toast";
import { hasAuthCookieHint } from "@/lib/cookies";
import { siteCodeToHtml } from "@/components/markdown/shikiHighlighter";
import SnippetLangSelect from "@/components/SnippetLangSelect";
import SnippetHero from "@/components/SnippetHero";
import { snippetLangColor } from "@/lib/snippetLangColors";
const MONO = "var(--font-mono, ui-monospace, SFMono-Regular, Menlo, monospace)";
function plainExcerpt(md: string): string {
return md
.replace(/!\[[^\]]*\]\([^)]*\)/g, "")
.replace(/\[([^\]]*)\]\([^)]*\)/g, "$1")
.replace(/[*_~`#>]+/g, "")
.replace(/\s+/g, " ")
.trim();
}
/** 编辑器窗格的三色圆点(灰阶令牌,明暗主题都不穿帮) */
function WindowDots() {
return (
<span className="inline-flex items-center gap-[5px] shrink-0" aria-hidden>
<span className="w-[7px] h-[7px] rounded-full" style={{ background: "var(--ink-3)", opacity: 0.55 }} />
<span className="w-[7px] h-[7px] rounded-full" style={{ background: "var(--ink-3)", opacity: 0.35 }} />
<span className="w-[7px] h-[7px] rounded-full" style={{ background: "var(--ink-3)", opacity: 0.2 }} />
</span>
);
}
/** 语言标识:小圆点 + 等宽语言名 */
function LangTag({ lang }: { lang: string }) {
const c = snippetLangColor(lang);
return (
<span className="inline-flex items-center gap-1.5 min-w-0">
<span
className="w-[6px] h-[6px] rounded-full shrink-0"
style={{ background: c, boxShadow: `0 0 0 2px color-mix(in srgb, ${c} 22%, transparent)` }}
/>
<span
className="text-[10.5px] font-semibold uppercase tracking-[0.08em] truncate"
style={{ fontFamily: MONO, color: c }}
>
{lang}
</span>
</span>
);
}
/**
* 从 shiki 输出提取高亮信息:
* - 双主题 CSS 变量定义在 <pre style> 上(--shiki-light/--shiki-dark …),必须保留
* - <code> 内部按行拆分自绘 gutter
*/
function extractShiki(html: string): { vars: Record<string, string>; lines: string[] } | null {
const codeM = /<code[^>]*>([\s\S]*?)<\/code>/i.exec(html);
if (!codeM) return null;
const vars: Record<string, string> = {};
const preM = /<pre[^>]*\sstyle="([^"]*)"[^>]*>/i.exec(html);
if (preM) {
for (const m of preM[1].matchAll(/(--[\w-]+)\s*:\s*([^;]+)/g)) {
vars[m[1]] = m[2].trim();
}
}
return { vars, lines: codeM[1].split("\n") };
}
const PREVIEW_LINES = 5;
/** 代码预览:shiki 客户端高亮 + 自绘行号 gutter;未着色前回退纯文本 */
function SnippetPreview({ code, language }: { code: string; language: string }) {
const [hl, setHl] = useState<{ vars: Record<string, string>; lines: string[] } | null>(null);
const plainLines = useMemo(() => code.split("\n").slice(0, PREVIEW_LINES), [code]);
const longPreview = code.split("\n").length > PREVIEW_LINES;
useEffect(() => {
let cancelled = false;
const head = code.split("\n").slice(0, PREVIEW_LINES).join("\n");
siteCodeToHtml(head, language)
.then((html) => {
if (cancelled) return;
const parsed = extractShiki(html);
// shiki 末行通常带尾换行产生空串,截到预览行数
if (parsed && parsed.lines.length > 0) {
setHl({ vars: parsed.vars, lines: parsed.lines.slice(0, PREVIEW_LINES) });
}
})
.catch(() => {
/* 保持纯文本 */
});
return () => {
cancelled = true;
};
}, [code, language]);
const rows = hl?.lines ?? plainLines;
const highlighted = hl !== null;
return (
<div className="relative">
<pre
className={`j13-sn-code m-0 text-[11.5px] leading-[1.7] overflow-hidden max-h-[98px] ${
highlighted ? "" : "whitespace-pre"
}`}
style={{
fontFamily: MONO,
color: "var(--ink-2)",
// 继承 shiki 双主题变量,token span 的 var(--shiki-*) 才能解析
...(hl?.vars ?? {}),
} as React.CSSProperties}
>
{rows.map((ln, i) => (
<div key={i} className="flex min-w-0">
<span
className="shrink-0 w-6 pr-2 text-right select-none tabular-nums"
style={{ color: "var(--ink-3)", opacity: 0.45, borderRight: "1px solid var(--line)", marginRight: 9 }}
>
{i + 1}
</span>
{highlighted ? (
<span className="truncate min-w-0" dangerouslySetInnerHTML={{ __html: ln || " " }} />
) : (
<span className="truncate">{ln || " "}</span>
)}
</div>
))}
</pre>
{longPreview ? (
<div
className="absolute bottom-0 left-0 right-0 h-7 pointer-events-none"
style={{ background: "linear-gradient(to top, var(--panel-2), transparent)" }}
/>
) : null}
</div>
);
}
/** 自定义语言下拉:见共享组件 SnippetLangSelect */
function Stat({ icon, value, label }: { icon: React.ReactNode; value: number; label: string }) {
return (
<span className="inline-flex items-center gap-1" title={label}>
<span style={{ color: "var(--ink-3)" }}>{icon}</span>
<span className="tabular-nums" style={{ color: "var(--ink-2)" }}>
{value}
</span>
</span>
);
}
function SnippetCard({ item, urlStyle }: { item: SnippetListItem; urlStyle: UrlStyle }) {
const ownerName = item.user ? item.user.nickname || item.user.username : "";
const excerpt = plainExcerpt(item.description ?? "");
const href = snippetPath(urlStyle, item.id);
const langColor = snippetLangColor(item.language);
return (
<Link
href={href}
className="j13-snc group flex flex-col h-full min-w-0 rounded-xl overflow-hidden transition-[transform,box-shadow,border-color] duration-200 hover:-translate-y-0.5 hover:shadow-[var(--shadow-lg)] hover:border-[color-mix(in_srgb,var(--accent)_45%,var(--line))]"
style={{ background: "var(--panel)", border: "1px solid var(--line)", ["--sn-lang" as string]: langColor }}
>
{/* 卡头:语言 + 标题 + 徽标 */}
<div className="px-3.5 pt-3.5 pb-2.5">
<div className="flex items-center gap-2 min-w-0">
<LangTag lang={item.language} />
<span className="ml-auto inline-flex items-center gap-1 shrink-0">
{item.visibility === "private" && (
<span
className="inline-flex items-center gap-0.5 text-[10px] font-medium px-1.5 py-0.5 rounded-md"
style={{ background: "var(--panel-2)", color: "var(--ink-3)" }}
>
<Lock size={9} /> 私有
</span>
)}
{item.forked_from_id ? (
<span
className="inline-flex items-center gap-0.5 text-[10px] font-medium px-1.5 py-0.5 rounded-md"
style={{ background: "var(--panel-2)", color: "var(--ink-3)" }}
>
<GitFork size={9} /> Fork
</span>
) : null}
</span>
</div>
<h2
className="mt-2 text-[14px] font-bold leading-snug line-clamp-2 group-hover:text-[var(--accent)] transition-colors"
style={{ color: "var(--ink)" }}
>
{item.title}
</h2>
{excerpt ? (
<p className="mt-1 text-[12px] leading-relaxed line-clamp-1" style={{ color: "var(--ink-3)" }}>
{excerpt}
</p>
) : null}
</div>
{/* 代码窗格:标题栏 + gutter + shiki 高亮 */}
<div
className="mx-3.5 rounded-lg overflow-hidden"
style={{ border: "1px solid var(--line)", background: "var(--panel-2)" }}
>
<div
className="flex items-center gap-2 px-2.5 py-1.5"
style={{ borderBottom: "1px solid var(--line)" }}
>
<WindowDots />
<span className="text-[10px] truncate" style={{ fontFamily: MONO, color: "var(--ink-3)" }}>
snippet.{item.language === "plaintext" ? "txt" : item.language}
</span>
<span
className="ml-auto shrink-0 text-[9px] font-semibold uppercase tracking-[0.1em] px-1.5 py-px rounded"
style={{ fontFamily: MONO, color: langColor, background: `color-mix(in srgb, ${langColor} 12%, transparent)` }}
>
{item.language}
</span>
</div>
<div className="px-0 pt-1.5 pb-2">
<SnippetPreview code={item.preview ?? ""} language={item.language} />
</div>
</div>
{/* 卡脚:统计 + 作者 */}
<div
className="mt-auto px-3.5 py-2.5 flex items-center gap-3 text-[11px]"
style={{ borderTop: "1px solid var(--line)" }}
>
<Stat icon={<Copy size={11} />} value={item.copy_count} label="复制数" />
<Stat icon={<Eye size={11} />} value={item.view_count} label="浏览数" />
<Stat icon={<MessageSquare size={11} />} value={item.comment_count} label="评论数" />
<Stat icon={<GitFork size={11} />} value={item.fork_count} label="Fork 数" />
<span className="ml-auto inline-flex items-center gap-1.5 min-w-0 shrink-0">
{item.user ? (
<>
<Avatar size={15} name={ownerName} src={item.user.avatar} />
<span className="truncate max-w-[4.5rem]" style={{ color: "var(--ink-3)" }} title={ownerName}>
{ownerName}
</span>
<span style={{ color: "var(--ink-3)" }}>·</span>
</>
) : null}
<span className="shrink-0" style={{ color: "var(--ink-3)" }}>
{formatRelative(item.created_at)}
</span>
</span>
</div>
</Link>
);
}
const SORT_OPTIONS: { value: SnippetSort; label: string }[] = [
{ value: "latest", label: "最新" },
{ value: "copy", label: "复制" },
{ value: "comment", label: "评论" },
{ value: "fork", label: "Fork" },
];
function CardSkeleton() {
return (
<div
className="rounded-xl overflow-hidden animate-pulse"
style={{ background: "var(--panel)", border: "1px solid var(--line)" }}
>
<div className="px-3.5 pt-3.5 pb-2.5">
<div className="h-2.5 w-16 rounded" style={{ background: "var(--panel-2)" }} />
<div className="mt-2.5 h-3.5 w-3/4 rounded" style={{ background: "var(--panel-2)" }} />
</div>
<div className="mx-3.5 rounded-lg h-[128px]" style={{ background: "var(--panel-2)" }} />
<div className="px-3.5 py-3 mt-1">
<div className="h-2.5 w-2/3 rounded" style={{ background: "var(--panel-2)" }} />
</div>
</div>
);
}
export default function SnippetExplorer({
initialItems,
initialTotal,
languages,
urlStyle,
stats,
}: {
initialItems: SnippetListItem[];
initialTotal: number;
languages: string[];
urlStyle: UrlStyle;
stats: SnippetStats | null;
}) {
const [items, setItems] = useState(initialItems);
const [total, setTotal] = useState(initialTotal);
const [page, setPage] = useState(1);
const [loading, setLoading] = useState(false);
const [query, setQuery] = useState("");
const [lang, setLang] = useState("");
const [sort, setSort] = useState<SnippetSort>("latest");
const [scope, setScope] = useState<"public" | "mine">("public");
const isLoggedIn = typeof window !== "undefined" ? hasAuthCookieHint() : false;
const pageSize = 12;
const totalPages = Math.max(1, Math.ceil(total / pageSize));
const filtering = !!query || (scope === "public" && !!lang);
const load = useCallback(
async (p: number) => {
setLoading(true);
try {
const res =
scope === "mine"
? await apiMySnippets(query, p, pageSize)
: await fetchSnippets({ q: query, lang, sort, page: p, size: pageSize });
setItems(res.items);
setTotal(res.total);
setPage(p);
} catch (e) {
toast(e instanceof Error ? e.message : "加载失败");
} finally {
setLoading(false);
}
},
[scope, query, lang, sort]
);
// 筛选条件变化时回到第一页
useEffect(() => {
const t = setTimeout(() => load(1), 300);
return () => clearTimeout(t);
}, [load]);
const switchScope = (next: "public" | "mine") => {
if (next === scope) return;
setScope(next);
setQuery("");
setLang("");
setSort("latest");
};
return (
<div>
{/* 未来科技感 Hero:网格 + 扫描线 + 统计矩阵 */}
<SnippetHero stats={stats} />
{/* 工具台:IDE 风格软底工具条,控件浮于其上(无框中框) */}
<div
className="rounded-xl p-1.5 flex flex-col sm:flex-row sm:items-center gap-1.5"
style={{ background: "var(--panel-2)", border: "1px solid var(--line)" }}
>
{isLoggedIn && (
<div
className="flex items-center gap-0.5 rounded-lg p-0.5 shrink-0"
style={{ background: "var(--panel)" }}
role="group"
aria-label="片段范围"
>
{(
[
{ value: "public", label: "广场" },
{ value: "mine", label: "我的" },
] as const
).map((opt) => {
const active = scope === opt.value;
return (
<button
key={opt.value}
type="button"
onClick={() => switchScope(opt.value)}
aria-pressed={active}
className="whitespace-nowrap px-3 h-8 rounded-md text-[12px] font-medium transition-colors"
style={
active
? {
background: "var(--accent-soft)",
color: "var(--accent)",
boxShadow: "inset 0 0 0 1px color-mix(in srgb, var(--accent) 25%, transparent)",
}
: { color: "var(--ink-3)" }
}
>
{opt.label}
</button>
);
})}
</div>
)}
<div className="relative flex-1 min-w-0">
<Search
size={14}
className="absolute left-3 top-1/2 -translate-y-1/2 pointer-events-none"
style={{ color: "var(--ink-3)" }}
aria-hidden
/>
<input
type="text"
value={query}
onChange={(e) => setQuery(e.target.value)}
placeholder={scope === "mine" ? "搜索我的片段…" : "搜索标题、描述或代码…"}
aria-label="搜索片段"
className="j13-sn-search w-full h-9 rounded-lg pr-8 text-[13px]"
style={{ background: "var(--panel)", border: "1px solid transparent", color: "var(--ink)", paddingLeft: 34 }}
/>
{query ? (
<button
type="button"
onClick={() => setQuery("")}
aria-label="清除搜索"
className="absolute right-2 top-1/2 -translate-y-1/2 w-6 h-6 flex items-center justify-center rounded-md hover:bg-[var(--panel-2)] transition-colors"
style={{ color: "var(--ink-3)" }}
>
<X size={13} />
</button>
) : null}
</div>
{scope === "public" && (
<SnippetLangSelect value={lang} onChange={setLang} languages={languages} />
)}
{scope === "public" && (
<div
className="flex items-center gap-0.5 rounded-lg p-0.5 shrink-0 overflow-x-auto"
style={{ background: "var(--panel)" }}
role="group"
aria-label="排序方式"
>
{SORT_OPTIONS.map((opt) => {
const active = sort === opt.value;
return (
<button
key={opt.value}
type="button"
onClick={() => setSort(opt.value)}
aria-pressed={active}
className="whitespace-nowrap px-2.5 h-8 rounded-md text-[12px] font-medium transition-colors"
style={
active
? {
background: "var(--accent-soft)",
color: "var(--accent)",
boxShadow: "inset 0 0 0 1px color-mix(in srgb, var(--accent) 25%, transparent)",
}
: { color: "var(--ink-3)" }
}
>
{opt.label}
</button>
);
})}
</div>
)}
</div>
{/* 结果统计 */}
<div className="mt-3 flex items-center gap-2 text-[12px]" style={{ color: "var(--ink-3)" }}>
{loading ? (
<Loader2 size={12} className="animate-spin" />
) : (
<span className="tabular-nums" style={{ fontFamily: MONO }}>
<span style={{ color: "var(--accent)" }}>$</span>{" "}
{scope === "mine" ? "ls ~/snippets --count" : "ls --count"}
</span>
)}
<span>
共 <b className="tabular-nums" style={{ color: "var(--ink-2)" }}>{total}</b> 个片段
{loading ? ",加载中…" : ""}
</span>
</div>
{/* 列表 / 空态 */}
{loading && items.length === 0 ? (
<div className="mt-4 grid grid-cols-1 gap-4 sm:grid-cols-2 lg:grid-cols-3 xl:grid-cols-4">
{Array.from({ length: 8 }).map((_, i) => (
<CardSkeleton key={i} />
))}
</div>
) : items.length === 0 && !loading ? (
filtering ? (
<div
className="mt-4 rounded-xl px-6 py-12 text-center"
style={{ background: "var(--panel)", border: "1px solid var(--line)" }}
>
<RotateCcw size={22} className="mx-auto mb-3" style={{ color: "var(--ink-3)" }} />
<p className="text-[14px] font-semibold" style={{ color: "var(--ink-2)" }}>
没有找到匹配的片段
</p>
<button
type="button"
className="btn btn-line btn-sm mt-4"
onClick={() => {
setQuery("");
setLang("");
}}
>
清除筛选条件
</button>
</div>
) : (
<div
className="mt-4 max-w-lg mx-auto rounded-xl overflow-hidden"
style={{ background: "var(--panel)", border: "1px solid var(--line)", boxShadow: "var(--shadow-sm)" }}
>
<div
className="flex items-center gap-2 px-3.5 py-2"
style={{ borderBottom: "1px solid var(--line)", background: "var(--panel-2)" }}
>
<WindowDots />
<span className="text-[10.5px]" style={{ fontFamily: MONO, color: "var(--ink-3)" }}>
snippets — zsh
</span>
</div>
<div className="px-6 py-10 text-center">
<p
className="inline-block text-left text-[12.5px] leading-[1.9]"
style={{ fontFamily: MONO, color: "var(--ink-2)" }}
>
<span style={{ color: "var(--accent)" }}>$</span>{" "}
{scope === "mine" ? "ls ~/snippets" : "snippets list --public"}
<br />
<span style={{ color: "var(--ink-3)" }}>
# {scope === "mine" ? "你还没有片段,新建一个或从广场 Fork" : "还没有公开片段"}
</span>
<span className="animate-pulse" style={{ color: "var(--accent)" }}>
▍
</span>
</p>
<p className="mt-5 text-[13.5px]" style={{ color: "var(--ink-2)" }}>
{scope === "mine" ? "Fork 的副本会默认设为私有,只在这里可见" : "成为第一个分享代码片段的人"}
</p>
<div className="mt-4 flex items-center justify-center gap-2">
{scope === "mine" ? (
<>
<Link href="/snippets/new" className="btn btn-primary btn-sm inline-flex items-center gap-1.5">
<Plus size={14} /> 新建片段
</Link>
<button
type="button"
onClick={() => switchScope("public")}
className="btn btn-line btn-sm"
>
去广场逛逛
</button>
</>
) : isLoggedIn ? (
<Link href="/snippets/new" className="btn btn-primary btn-sm inline-flex items-center gap-1.5">
<Plus size={14} /> 新建片段
</Link>
) : (
<Link href="/login?redirect=/snippets/new" className="btn btn-primary btn-sm">
登录后分享
</Link>
)}
</div>
</div>
</div>
)
) : (
<div className="mt-4 grid grid-cols-1 gap-4 sm:grid-cols-2 lg:grid-cols-3 xl:grid-cols-4">
{items.map((item) => (
<SnippetCard key={item.id} item={item} urlStyle={urlStyle} />
))}
</div>
)}
{/* 分页 */}
{totalPages > 1 && (
<div className="mt-7 flex items-center justify-center gap-3">
<button
type="button"
disabled={page <= 1 || loading}
onClick={() => load(page - 1)}
className="btn btn-line btn-sm inline-flex items-center gap-1"
>
<ArrowLeft size={13} /> 上一页
</button>
<span className="text-[12px] tabular-nums" style={{ fontFamily: MONO, color: "var(--ink-3)" }}>
{page} / {totalPages}
</span>
<button
type="button"
disabled={page >= totalPages || loading}
onClick={() => load(page + 1)}
className="btn btn-line btn-sm inline-flex items-center gap-1"
>
下一页 <ArrowRight size={13} />
</button>
</div>
)}
</div>
);
}

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"use client";
import { useEffect, useState } from "react";
import Link from "next/link";
import {
CodeXml, Copy, Eye, MessageSquare, GitFork, Users,
Plus, Zap, ShieldCheck, Binary,
} from "lucide-react";
import type { SnippetStats } from "@/lib/api";
import { snippetLangColor } from "@/lib/snippetLangColors";
import { hasAuthCookieHint } from "@/lib/cookies";
const MONO = "var(--font-mono, ui-monospace, SFMono-Regular, Menlo, monospace)";
function useRollIn(target: number, duration = 1000) {
const [value, setValue] = useState(0);
useEffect(() => {
const start = performance.now();
let raf = 0;
const tick = (t: number) => {
const p = Math.min((t - start) / duration, 1);
const ease = 1 - Math.pow(1 - p, 3);
setValue(Math.round(target * ease));
if (p < 1) raf = requestAnimationFrame(tick);
};
raf = requestAnimationFrame(tick);
return () => cancelAnimationFrame(raf);
}, [target, duration]);
return value;
}
function formatK(n: number) {
if (n >= 100_000) return `${(n / 1000).toFixed(0)}k`;
if (n >= 10_000) return `${(n / 1000).toFixed(0)}k`;
if (n >= 1000) return `${(n / 1000).toFixed(1).replace(/\.0$/, "")}k`;
return `${n}`;
}
function StatBlock({
icon,
label,
value,
delay,
}: {
icon: React.ReactNode;
label: string;
value: string;
delay: number;
}) {
return (
<div
className="j13-hero-stat flex items-center gap-2.5 px-3 py-2 rounded-md"
style={{
animationDelay: `${delay}ms`,
background: "var(--hero-chip-bg)",
border: "1px solid var(--hero-line)",
}}
>
<span
className="w-7 h-7 flex items-center justify-center rounded-md shrink-0"
style={{ background: "var(--hero-chip-icon)" }}
>
<span style={{ color: "var(--accent)" }}>{icon}</span>
</span>
<div className="flex flex-col leading-none">
<span
className="text-[10px] font-medium tracking-wide uppercase"
style={{ color: "var(--hero-ink-3)", fontFamily: MONO }}
>
{label}
</span>
<span
className="text-[17px] font-extrabold tabular-nums mt-0.5"
style={{ color: "var(--hero-ink)", fontFamily: MONO }}
>
{value}
</span>
</div>
</div>
);
}
function LangMatrix({
topLanguages,
total,
}: {
topLanguages: SnippetStats["top_languages"];
total: number;
}) {
const max = Math.max(1, ...topLanguages.map((l) => l.count));
return (
<div className="mt-4">
<div className="flex items-center justify-between mb-2">
<span className="text-[10px] font-medium tracking-wide uppercase" style={{ color: "var(--hero-ink-3)", fontFamily: MONO }}>
Language Matrix
</span>
<div className="flex items-center gap-1" style={{ color: "var(--hero-ink-3)" }}>
<ShieldCheck size={9} />
<span className="text-[9px]" style={{ fontFamily: MONO }}>
SECURE
</span>
</div>
</div>
<div className="flex flex-col gap-2">
{topLanguages.map((l, i) => {
const c = snippetLangColor(l.language);
const pct = total > 0 ? Math.round((l.count / total) * 100) : 0;
return (
<div key={l.language} className="flex items-center gap-2.5">
<span
className="w-[72px] shrink-0 text-[10px] font-semibold text-right tabular-nums truncate"
style={{ color: c, fontFamily: MONO }}
>
{l.language}
</span>
<div className="flex-1 h-[5px] rounded-full overflow-hidden" style={{ background: "var(--hero-track)" }}>
<div
className="j13-hero-langbar h-full rounded-full"
style={{
width: `${Math.max(3, (l.count / max) * 100)}%`,
background: `linear-gradient(90deg, ${c}, color-mix(in srgb, ${c}, transparent 40%))`,
animationDelay: `${300 + i * 80}ms`,
}}
/>
</div>
<span className="w-7 shrink-0 text-[10px] tabular-nums text-right" style={{ color: "var(--hero-ink-3)", fontFamily: MONO }}>
{pct}%
</span>
</div>
);
})}
</div>
</div>
);
}
/** 语言跑马灯:10 种热门语言 ×2 循环 */
function LangTicker({ langs }: { langs: string[] }) {
const doubled = [...langs, ...langs];
return (
<div className="j13-hero-ticker py-2" style={{ borderTop: "1px solid var(--hero-track)", borderBottom: "1px solid var(--hero-track)" }}>
<div className="j13-hero-ticker-track">
{doubled.map((l, i) => (
<span key={`${l}-${i}`} className="flex items-center gap-1.5 text-[11px] font-medium shrink-0" style={{ fontFamily: MONO, color: "var(--hero-ink-2)" }}>
<span className="inline-block w-[5px] h-[5px] rounded-full" style={{ background: snippetLangColor(l) }} />
{l}
</span>
))}
</div>
</div>
);
}
export default function SnippetHero({ stats }: { stats: SnippetStats | null }) {
const isLoggedIn = typeof window !== "undefined" ? hasAuthCookieHint() : false;
const s = stats;
const total = useRollIn(s?.total_snippets ?? 0);
const copies = useRollIn(s?.total_copies ?? 0);
const views = useRollIn(s?.total_views ?? 0);
const comments = useRollIn(s?.total_comments ?? 0);
const forks = useRollIn(s?.total_forks ?? 0);
const contributors = useRollIn(s?.contributors ?? 0);
// 跑马灯展示的热门语言(去重后取前 10,兜底硬编码)
const tickerLangs = Array.from(new Set([
...topLangNames(s?.top_languages),
"go", "rust", "typescript", "python", "javascript", "bash", "dockerfile", "kotlin", "yaml", "sql",
])).slice(0, 10);
return (
<section className="j13-hero relative mb-6 rounded-2xl overflow-hidden">
{/* 网格底纹 */}
<div className="absolute inset-0 j13-hero-grid pointer-events-none" />
{/* 扫描光束 */}
<div className="absolute inset-0 overflow-hidden pointer-events-none" style={{ opacity: 0.5 }}>
<div className="j13-hero-scan" />
</div>
{/* 内容层 */}
<div className="relative px-5 pt-5 pb-5 sm:px-7 sm:pt-6 sm:pb-6">
{/* 顶部栏 */}
<div className="flex items-start justify-between gap-3 mb-5">
<div className="flex items-start gap-3 min-w-0">
<span
className="inline-flex items-center justify-center w-10 h-10 rounded-xl shrink-0"
style={{ background: "rgba(148,163,205,0.09)", border: "1px solid var(--hero-line)" }}
>
<CodeXml size={19} style={{ color: "var(--accent)" }} />
</span>
<div className="min-w-0">
<div className="flex items-center gap-1.5 flex-wrap">
<span className="text-[11px]" style={{ color: "var(--hero-ink-3)", fontFamily: MONO }}>
$ jiang13/snippets
</span>
<span className="text-[11px]" style={{ color: "var(--hero-ink-3)", fontFamily: MONO }}>
--public --summary
</span>
<span className="j13-hero-caret inline-block w-[6px] h-[3px] rounded-sm" style={{ background: "var(--accent)" }} />
</div>
<h1 className="j13-hero-title text-[22px] sm:text-[26px] font-extrabold tracking-tight leading-none mt-0.5">
代码片段广场
</h1>
</div>
</div>
<div className="shrink-0 flex items-center gap-2">
<span className="flex items-center gap-1.5 text-[10px] px-2 py-1 rounded-full" style={{ color: "var(--hero-ink-3)", fontFamily: MONO, background: "var(--hero-chip-bg)", border: "1px solid var(--hero-line)" }}>
<span className="inline-block w-2 h-2 rounded-full j13-hero-pulse" style={{ background: "#22c55e" }} />
ONLINE
</span>
{isLoggedIn && (
<Link href="/snippets/new" className="btn btn-primary btn-sm inline-flex items-center gap-1.5 shrink-0">
<Plus size={14} /> 新建
</Link>
)}
</div>
</div>
{/* 统计区 */}
<div className="grid grid-cols-2 sm:grid-cols-3 lg:grid-cols-6 gap-2">
<StatBlock icon={<Binary size={12} />} label="Snippets" value={formatK(total)} delay={0} />
<StatBlock icon={<Eye size={12} />} label="Views" value={formatK(views)} delay={60} />
<StatBlock icon={<Copy size={12} />} label="Copies" value={formatK(copies)} delay={120} />
<StatBlock icon={<GitFork size={12} />} label="Forks" value={formatK(forks)} delay={180} />
<StatBlock icon={<MessageSquare size={12} />} label="Comments" value={formatK(comments)} delay={240} />
<StatBlock icon={<Users size={12} />} label="Devs" value={formatK(contributors)} delay={300} />
</div>
{/* 语言矩阵 */}
{s && s.top_languages.length > 0 && <LangMatrix topLanguages={s.top_languages} total={s.total_snippets} />}
{/* 底栏 */}
<div className="mt-4 flex items-center justify-between">
<span className="flex items-center gap-1.5 text-[10px]" style={{ color: "var(--hero-ink-3)", fontFamily: MONO }}>
<Zap size={9} />
{s ? "DATA_SYNCED" : "OFFLINE"}
</span>
<span className="text-[10px] tabular-nums" style={{ color: "var(--hero-ink-3)", fontFamily: MONO }}>
LAT<span style={{ color: "var(--accent)" }}> 37.7749°N</span> LNG<span style={{ color: "var(--accent)" }}> 122.4194°W</span>
</span>
</div>
</div>
{/* 语言跑马灯 */}
<LangTicker langs={tickerLangs} />
</section>
);
}
function topLangNames(arr?: { language: string; count: number }[]) {
if (!arr) return [];
return arr.map((a) => a.language).filter(Boolean);
}

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"use client";
import { useEffect, useMemo, useRef, useState } from "react";
import { Check, Search, X } from "lucide-react";
const MONO = "var(--font-mono, ui-monospace, SFMono-Regular, Menlo, monospace)";
/**
* 语言选择自定义下拉(统一站点样式):
* - variant="toolbar":广场工具台(含"全部语言"与清除)
* - variant="editor":新建/编辑片段表单(药丸形,语言必选)
*/
export default function SnippetLangSelect({
value,
onChange,
languages,
allowAll = true,
variant = "toolbar",
ariaLabel = "选择语言",
allLabel = "全部语言",
disabled = false,
}: {
value: string;
onChange: (v: string) => void;
languages: string[];
allowAll?: boolean;
variant?: "toolbar" | "editor";
ariaLabel?: string;
allLabel?: string;
disabled?: boolean;
}) {
const [open, setOpen] = useState(false);
const [q, setQ] = useState("");
const ref = useRef<HTMLDivElement>(null);
const inputRef = useRef<HTMLInputElement>(null);
useEffect(() => {
if (!open) return;
setQ("");
const t = window.setTimeout(() => inputRef.current?.focus(), 30);
const onDown = (e: MouseEvent) => {
if (ref.current && !ref.current.contains(e.target as Node)) setOpen(false);
};
const onKey = (e: KeyboardEvent) => {
if (e.key === "Escape") setOpen(false);
};
document.addEventListener("mousedown", onDown);
document.addEventListener("keydown", onKey);
return () => {
window.clearTimeout(t);
document.removeEventListener("mousedown", onDown);
document.removeEventListener("keydown", onKey);
};
}, [open]);
const filtered = useMemo(() => {
const kw = q.trim().toLowerCase();
return kw ? languages.filter((l) => l.includes(kw)) : languages;
}, [q, languages]);
const triggerCls =
variant === "editor"
? "j13-sn-search h-8 rounded-full pl-3 pr-2.5 text-[12.5px] gap-1.5"
: "j13-sn-search w-full h-9 rounded-lg px-3 text-[12.5px] gap-2";
const wrapCls = variant === "editor" ? "relative shrink-0" : "relative shrink-0 sm:w-44 w-full";
const menuCls =
variant === "editor"
? "j13-sn-lang-menu absolute z-30 mt-1.5 left-0 w-56 rounded-xl overflow-hidden"
: "j13-sn-lang-menu absolute z-30 mt-1.5 left-0 right-0 sm:right-auto sm:w-60 rounded-xl overflow-hidden";
return (
<div ref={ref} className={wrapCls}>
<button
type="button"
onClick={() => !disabled && setOpen((v) => !v)}
aria-haspopup="listbox"
aria-expanded={open}
aria-label={ariaLabel}
disabled={disabled}
className={`${triggerCls} flex items-center disabled:opacity-60 disabled:cursor-not-allowed`}
style={{ background: "var(--panel)", border: "1px solid transparent", color: "var(--ink)" }}
>
<span
className="w-[6px] h-[6px] rounded-full shrink-0"
style={{ background: value ? "var(--accent)" : "var(--ink-3)", opacity: value ? 1 : 0.5 }}
/>
<span
className="truncate text-left flex-1"
style={{ fontFamily: MONO, color: value ? "var(--ink)" : "var(--ink-3)" }}
>
{value || allLabel}
</span>
{allowAll && value ? (
<span
role="button"
tabIndex={-1}
aria-label="清除语言筛选"
onClick={(e) => {
e.stopPropagation();
onChange("");
}}
className="w-5 h-5 -mr-1 flex items-center justify-center rounded-md hover:bg-[var(--panel-2)] transition-colors"
style={{ color: "var(--ink-3)" }}
>
<X size={11} />
</span>
) : (
<ArrowDownIcon className="shrink-0" rotated={open} />
)}
</button>
{open && (
<div
className={menuCls}
style={{
background: "var(--panel)",
border: "1px solid var(--line-2)",
boxShadow: "var(--shadow-lg)",
}}
role="listbox"
>
<div className="p-2" style={{ borderBottom: "1px solid var(--line)" }}>
<div className="relative">
<Search
size={12}
className="absolute left-2.5 top-1/2 -translate-y-1/2 pointer-events-none"
style={{ color: "var(--ink-3)" }}
/>
<input
ref={inputRef}
value={q}
onChange={(e) => setQ(e.target.value)}
placeholder="筛选语言…"
aria-label="筛选语言"
className="w-full h-8 rounded-md pl-7 pr-2 text-[12px] outline-none"
style={{ background: "var(--panel-2)", border: "1px solid transparent", color: "var(--ink)" }}
/>
</div>
</div>
<ul className="max-h-56 overflow-y-auto py-1">
{allowAll ? (
<LangOption
active={value === ""}
onClick={() => {
onChange("");
setOpen(false);
}}
label={allLabel}
dotDim
/>
) : null}
{filtered.length === 0 ? (
<li className="px-3 py-3 text-center text-[12px]" style={{ color: "var(--ink-3)" }}>
没有匹配的语言
</li>
) : (
filtered.map((l) => (
<LangOption
key={l}
active={value === l}
onClick={() => {
onChange(l);
setOpen(false);
}}
label={l}
mono
/>
))
)}
</ul>
</div>
)}
</div>
);
}
function ArrowDownIcon({ className = "", rotated }: { className?: string; rotated: boolean }) {
return (
<svg
width="12"
height="12"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
strokeWidth="2.2"
strokeLinecap="round"
strokeLinejoin="round"
className={`${className} ${rotated ? "rotate-180" : ""}`}
style={{ color: "var(--ink-3)", transition: "transform 160ms ease" }}
aria-hidden
>
<path d="m6 9 6 6 6-6" />
</svg>
);
}
function LangOption({
active,
onClick,
label,
mono,
dotDim,
}: {
active: boolean;
onClick: () => void;
label: string;
mono?: boolean;
dotDim?: boolean;
}) {
return (
<li>
<button
type="button"
role="option"
aria-selected={active}
onClick={onClick}
className="w-full flex items-center gap-2 px-2.5 py-1.5 text-left text-[12.5px] transition-colors hover:bg-[var(--panel-2)]"
style={{
color: active ? "var(--accent)" : "var(--ink-2)",
background: active ? "var(--accent-soft)" : undefined,
fontFamily: mono ? MONO : undefined,
}}
>
<span
className="w-[5px] h-[5px] rounded-full shrink-0"
style={{
background: active ? "var(--accent)" : "var(--ink-3)",
opacity: active ? 1 : dotDim ? 0.5 : 0.3,
}}
/>
<span className="flex-1 truncate">{label}</span>
{active ? <Check size={12} className="shrink-0" /> : null}
</button>
</li>
);
}

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"use client";
import { useEffect, useRef, useState } from "react";
import { CodeXml, Eye, GitFork, Copy, Search } from "lucide-react";
import Modal from "@/components/Modal";
import {
apiMySnippets,
apiSearchSnippets,
type SnippetListItem,
} from "@/lib/api";
import { formatRelative } from "@/lib/format";
import { toast } from "@/lib/toast";
type Tab = "public" | "mine";
/**
* 「插入片段」选择器:搜索公开广场 / 我的片段,点击插入 [snippet id=N] 指令。
*/
export default function SnippetPickerModal({
open,
onClose,
onPick,
}: {
open: boolean;
onClose: () => void;
onPick: (id: number) => void;
}) {
const [tab, setTab] = useState<Tab>("public");
const [q, setQ] = useState("");
const [items, setItems] = useState<SnippetListItem[]>([]);
const [loading, setLoading] = useState(false);
const [loaded, setLoaded] = useState(false);
const seq = useRef(0);
// 打开时重置
useEffect(() => {
if (open) {
setTab("public");
setQ("");
}
}, [open]);
useEffect(() => {
if (!open) return;
const mySeq = ++seq.current;
setLoading(true);
const timer = setTimeout(() => {
const req =
tab === "mine" ? apiMySnippets(q.trim(), 1, 20) : apiSearchSnippets({ q: q.trim(), size: 20 });
req
.then((res) => {
if (seq.current !== mySeq) return;
setItems(res.items);
setLoaded(true);
})
.catch((e) => {
if (seq.current !== mySeq) return;
toast(e instanceof Error ? e.message : "加载失败");
})
.finally(() => {
if (seq.current === mySeq) setLoading(false);
});
}, 300);
return () => clearTimeout(timer);
}, [open, tab, q]);
return (
<Modal
open={open}
title="插入代码片段"
description="选择要嵌入的片段,正文中将插入 [snippet id=N] 指令"
onClose={onClose}
dismissOnOverlay
maxWidthClass="max-w-lg"
panelClassName="p-0 flex flex-col max-h-[80vh]"
bodyClassName="flex flex-col min-h-0"
>
<div className="px-5 pt-4 pb-3 flex items-center gap-2" style={{ borderBottom: "1px solid var(--line)" }}>
<div
className="flex rounded-lg p-0.5 text-[12.5px] font-semibold shrink-0"
style={{ background: "var(--panel-2)" }}
role="tablist"
aria-label="片段来源"
>
{(
[
["public", "公开广场"],
["mine", "我的片段"],
] as [Tab, string][]
).map(([key, label]) => (
<button
key={key}
type="button"
role="tab"
aria-selected={tab === key}
className="px-3 py-1 rounded-md transition-colors"
style={
tab === key
? { background: "var(--panel)", color: "var(--ink)", boxShadow: "0 1px 2px rgba(0,0,0,0.08)" }
: { color: "var(--ink-3)" }
}
onClick={() => setTab(key)}
>
{label}
</button>
))}
</div>
<div className="relative flex-1 min-w-0">
<Search
size={13}
className="absolute left-2.5 top-1/2 -translate-y-1/2 pointer-events-none"
style={{ color: "var(--ink-3)" }}
/>
<input
autoFocus
value={q}
onChange={(e) => setQ(e.target.value)}
placeholder="搜索标题或描述…"
aria-label="搜索片段"
className="w-full rounded-lg pl-7 pr-3 py-1.5 text-[13px]"
style={{ background: "var(--bg)", border: "1px solid var(--line)", color: "var(--ink)" }}
/>
</div>
</div>
<div className="flex-1 min-h-0 overflow-y-auto px-3 py-2">
{loading && !loaded ? (
<p className="meta text-center py-10 text-[12.5px]">加载中…</p>
) : items.length === 0 ? (
<p className="meta text-center py-10 text-[12.5px]">
{tab === "mine" ? "还没有自己的片段,去片段广场新建一个吧" : "没有匹配的片段"}
</p>
) : (
<ul className="flex flex-col gap-1">
{items.map((it) => (
<li key={it.id}>
<button
type="button"
className="w-full text-left rounded-xl px-3 py-2.5 transition-colors hover:bg-[var(--panel-2)]"
onClick={() => {
onPick(it.id);
onClose();
}}
>
<span className="flex items-center gap-2 min-w-0">
<CodeXml size={14} className="shrink-0" style={{ color: "var(--accent)" }} />
<span className="truncate text-[13.5px] font-semibold" style={{ color: "var(--ink)" }}>
{it.title}
</span>
<span
className="shrink-0 rounded-full px-1.5 py-px text-[10.5px] font-semibold"
style={{ background: "var(--panel-2)", color: "var(--ink-3)" }}
>
{it.language}
</span>
{it.visibility === "private" && (
<span
className="shrink-0 rounded-full px-1.5 py-px text-[10.5px]"
style={{ background: "var(--panel-2)", color: "var(--ink-3)" }}
>
私有
</span>
)}
</span>
<span className="mt-1 flex items-center gap-3 text-[11.5px]" style={{ color: "var(--ink-3)" }}>
<span className="inline-flex items-center gap-1">
<Copy size={11} /> {it.copy_count}
</span>
<span className="inline-flex items-center gap-1">
<Eye size={11} /> {it.view_count}
</span>
<span className="inline-flex items-center gap-1">
<GitFork size={11} /> {it.fork_count}
</span>
<span className="ml-auto shrink-0">{formatRelative(it.created_at)}</span>
</span>
</button>
</li>
))}
</ul>
)}
</div>
</Modal>
);
}

View File

@@ -0,0 +1,239 @@
"use client";
import { useState, useEffect, useCallback } from "react";
import { History, X } from "lucide-react";
import { apiSnippetHistory } from "@/lib/api";
import type { SnippetVersionItem } from "@/lib/api";
import { toast } from "@/lib/toast";
import { formatRelative } from "@/lib/format";
import { smartDiff, toFoldedRows, type FoldedRow } from "@/lib/smartDiff";
import Modal from "@/components/Modal";
function DiffLineRow({ row }: { row: FoldedRow }) {
if (row.kind === "fold") {
return (
<div
className="text-center py-1 text-[11px] select-none"
style={{ color: "var(--ink-3)", background: "var(--panel-2)" }}
>
⋯ 折叠 {row.count} 行 ⋯
</div>
);
}
const bg =
row.op === "del"
? "color-mix(in srgb, var(--danger) 8%, transparent)"
: row.op === "ins"
? "color-mix(in srgb, var(--ok) 8%, transparent)"
: "transparent";
const color =
row.op === "del"
? "var(--danger)"
: row.op === "ins"
? "var(--ok)"
: "var(--ink)";
const prefix = row.op === "del" ? "- " : row.op === "ins" ? "+ " : " ";
if (row.segments && row.segments.length > 0) {
// 行内细分高亮
const parts: Array<{ text: string; changed: boolean }> = [];
let last = 0;
for (const seg of row.segments) {
if (seg.start > last) parts.push({ text: row.text.slice(last, seg.start), changed: false });
parts.push({ text: row.text.slice(seg.start, seg.end), changed: true });
last = seg.end;
}
if (last < row.text.length) parts.push({ text: row.text.slice(last), changed: false });
return (
<div
className="flex gap-2 px-3 py-0.5 text-[12.5px] font-mono whitespace-pre-wrap break-all"
style={{ background: bg, color }}
>
<span className="shrink-0 w-4 select-none" style={{ color: "var(--ink-3)" }}>
{prefix}
</span>
<span>
{parts.map((p, i) =>
p.changed ? (
<mark
key={i}
style={{
background:
row.op === "del"
? "color-mix(in srgb, var(--danger) 25%, transparent)"
: "color-mix(in srgb, var(--ok) 25%, transparent)",
color: "inherit",
}}
>
{p.text}
</mark>
) : (
<span key={i}>{p.text}</span>
)
)}
</span>
</div>
);
}
return (
<div
className="flex gap-2 px-3 py-0.5 text-[12.5px] font-mono whitespace-pre-wrap break-all"
style={{ background: bg, color }}
>
<span className="shrink-0 w-4 select-none" style={{ color: "var(--ink-3)" }}>
{prefix}
</span>
<span>{row.text || " "}</span>
</div>
);
}
function VersionDiff({ oldText, newText }: { oldText: string; newText: string }) {
const result = smartDiff(oldText, newText);
const rows = toFoldedRows(result.blocks, 3);
return (
<div
className="rounded-lg overflow-hidden"
style={{ border: "1px solid var(--line)", background: "var(--bg)" }}
>
<div
className="px-3 py-1.5 text-[11px] font-medium flex items-center gap-3"
style={{ background: "var(--panel-2)", borderBottom: "1px solid var(--line)", color: "var(--ink-3)" }}
>
<span style={{ color: "var(--ok)" }}>+{result.stats.adds}</span>
<span style={{ color: "var(--danger)" }}>-{result.stats.dels}</span>
</div>
<div className="max-h-[320px] overflow-y-auto">
{rows.map((row, i) => (
<DiffLineRow key={i} row={row} />
))}
</div>
</div>
);
}
export default function SnippetVersionModal({
open,
onClose,
snippetId,
currentCode,
currentTitle,
currentLanguage,
currentDescription,
}: {
open: boolean;
onClose: () => void;
snippetId: number;
currentCode: string;
currentTitle: string;
currentLanguage: string;
currentDescription: string;
}) {
const [items, setItems] = useState<SnippetVersionItem[]>([]);
const [loading, setLoading] = useState(false);
const [expandedId, setExpandedId] = useState<number | null>(null);
const load = useCallback(async () => {
setLoading(true);
try {
const res = await apiSnippetHistory(snippetId, 1, 50);
setItems(res.items);
} catch (e) {
toast(e instanceof Error ? e.message : "加载历史失败");
} finally {
setLoading(false);
}
}, [snippetId]);
useEffect(() => {
if (open) load();
}, [open, load]);
const toggleExpand = (id: number) => {
setExpandedId((prev) => (prev === id ? null : id));
};
return (
<Modal
open={open}
title="版本历史"
description="每次编辑前的旧值快照"
onClose={onClose}
dismissOnOverlay
maxWidthClass="max-w-3xl"
panelClassName="p-5 sm:p-6"
>
<div className="max-h-[60vh] overflow-y-auto">
{loading ? (
<p className="meta text-[13px] text-center py-8">加载中…</p>
) : items.length === 0 ? (
<p className="meta text-[13px] text-center py-8">暂无编辑历史</p>
) : (
<div className="flex flex-col gap-3">
{items.map((v) => {
const isExpanded = expandedId === v.id;
const diffRows = isExpanded
? toFoldedRows(smartDiff(v.old_code, currentCode).blocks, 3)
: null;
return (
<div
key={v.id}
className="rounded-lg overflow-hidden"
style={{ border: "1px solid var(--line)", background: "var(--panel)" }}
>
<button
type="button"
onClick={() => toggleExpand(v.id)}
className="w-full flex items-center justify-between px-4 py-3 text-left hover:bg-[var(--panel-2)] transition-colors"
>
<div className="min-w-0">
<p className="text-[13px] font-medium truncate" style={{ color: "var(--ink)" }}>
{v.old_title || currentTitle}
</p>
<p className="meta text-[11px] mt-0.5">
{formatRelative(v.created_at)} · {v.old_language || currentLanguage}
</p>
</div>
<span className="meta text-[11px] shrink-0 ml-3">
{isExpanded ? "收起" : "查看差异"}
</span>
</button>
{isExpanded && diffRows && (
<div className="px-4 pb-4">
<div
className="rounded-lg overflow-hidden"
style={{ border: "1px solid var(--line)", background: "var(--bg)" }}
>
<div
className="px-3 py-1.5 text-[11px] font-medium flex items-center gap-3"
style={{
background: "var(--panel-2)",
borderBottom: "1px solid var(--line)",
color: "var(--ink-3)",
}}
>
<span style={{ color: "var(--ok)" }}>
+{smartDiff(v.old_code, currentCode).stats.adds}
</span>
<span style={{ color: "var(--danger)" }}>
-{smartDiff(v.old_code, currentCode).stats.dels}
</span>
</div>
<div className="max-h-[320px] overflow-y-auto">
{diffRows.map((row, i) => (
<DiffLineRow key={i} row={row} />
))}
</div>
</div>
</div>
)}
</div>
);
})}
</div>
)}
</div>
</Modal>
);
}

View File

@@ -31,6 +31,7 @@ import {
Layers,
Images,
Link2,
CodeXml,
} from "lucide-react";
import type { User } from "@/lib/api";
import { apiAdminPendingCounts, apiLogout } from "@/lib/api";
@@ -118,6 +119,12 @@ const NAV_GROUPS: NavGroup[] = [
icon: BookOpen,
visible: (u) => hasPerm(u, PERMS.LIBRARY),
},
{
href: "/admin/snippets",
label: "片段管理",
icon: CodeXml,
visible: (u) => isStaff(u.role),
},
{
href: "/admin/friend-links",
label: "友情链接",

View File

@@ -3,7 +3,7 @@
import { useState } from "react";
import Link from "next/link";
import { CalendarDays, CalendarCheck, LogIn, Loader2 } from "lucide-react";
import { apiDoCheckin, type CheckinStatus } from "@/lib/api";
import { apiDoCheckin, apiGetCheckin, type CheckinStatus } from "@/lib/api";
/**
* 每日签到紧凑条,内嵌在右栏「站点数据」卡底部。
@@ -24,7 +24,17 @@ export function PulseCheckin({ initial }: { initial?: CheckinStatus | null }) {
try {
setStatus(await apiDoCheckin());
} catch (e) {
setError(e instanceof Error ? e.message : "签到失败");
const msg = e instanceof Error ? e.message : "签到失败";
// 本地状态滞后(缓存/多标签页)导致后端判重时,回拉真实状态,避免按钮仍显示「签到」
if (msg.includes("已签到")) {
try {
setStatus(await apiGetCheckin());
return;
} catch {
// 回拉失败,回落为错误提示
}
}
setError(msg);
} finally {
setLoading(false);
}

View File

@@ -0,0 +1,124 @@
import Link from "next/link";
import { CodeXml, Lock, Copy, Eye, MessageSquare, GitFork } from "lucide-react";
import { fetchSnippetById } from "@/lib/api";
import { postViewerCookieHeader } from "@/lib/cookies";
import { getPublicSettingsCached } from "@/lib/serverData";
import { cookies } from "next/headers";
import { snippetPath } from "@/lib/urlStyle";
import Avatar from "@/components/Avatar";
/**
* [snippet id=N] 嵌入卡片(SSR)。
* 私有/已删除/不存在时渲染降级占位,不暴露内容。
*/
export default async function MdSnippet({ id }: { id: number }) {
const cookieHeader = postViewerCookieHeader(await cookies());
const [data, settings] = await Promise.all([
fetchSnippetById(id, cookieHeader).catch(() => null),
getPublicSettingsCached(),
]);
const urlStyle = settings.url_style;
// 降级占位:不存在 / 私有且无权限 / 已删除
if (!data) {
return (
<div
className="my-4 rounded-xl px-4 py-4 flex items-center gap-3"
style={{ background: "var(--panel-2)", border: "1px solid var(--line)" }}
>
<span
className="w-9 h-9 flex items-center justify-center rounded-lg shrink-0"
style={{ background: "var(--panel)", color: "var(--ink-3)" }}
>
<Lock size={16} />
</span>
<div className="min-w-0">
<p className="text-[13px] font-medium" style={{ color: "var(--ink-2)" }}>
代码片段 #{id}
</p>
<p className="meta text-[11.5px]">片段不存在或无权查看</p>
</div>
</div>
);
}
const s = data.snippet;
const ownerName = s.user ? s.user.nickname || s.user.username : "";
const previewLines = s.code.split("\n").slice(0, 5);
const href = snippetPath(urlStyle, s.id);
return (
<Link href={href} className="group block my-4">
<div
className="rounded-xl overflow-hidden transition-[box-shadow,transform] duration-200 group-hover:-translate-y-0.5 group-hover:shadow-[var(--shadow-md)]"
style={{ border: "1px solid var(--line)", background: "var(--panel)" }}
>
{/* 头部:语言 + 标题 + 作者 */}
<div className="flex items-center gap-2.5 px-4 py-3" style={{ borderBottom: "1px solid var(--line)" }}>
<span
className="w-8 h-8 flex items-center justify-center rounded-lg shrink-0"
style={{ background: "var(--accent-soft)", color: "var(--accent)" }}
>
<CodeXml size={15} />
</span>
<div className="min-w-0 flex-1">
<div className="flex items-center gap-2">
<span
className="text-[10px] font-semibold px-1.5 py-0.5 rounded uppercase tracking-wide shrink-0"
style={{
color: "var(--accent)",
background: "var(--accent-soft)",
border: "1px solid color-mix(in srgb, var(--accent) 30%, transparent)",
}}
>
{s.language}
</span>
<p className="text-[14px] font-semibold truncate" style={{ color: "var(--ink)" }}>
{s.title}
</p>
</div>
{s.user && (
<span className="flex items-center gap-1.5 mt-0.5">
<Avatar size={14} name={ownerName} src={s.user.avatar} />
<span className="meta text-[11px] truncate">{ownerName}</span>
</span>
)}
</div>
</div>
{/* 代码预览 */}
<div className="px-4 py-3" style={{ background: "var(--panel-2)" }}>
<pre
className="text-[12px] leading-[1.6] overflow-hidden"
style={{ color: "var(--ink-2)", fontFamily: "var(--font-mono, ui-monospace, monospace)" }}
>
{previewLines.map((line, i) => (
<div key={i} className="flex gap-2 min-w-0">
<span className="shrink-0 w-4 text-right select-none" style={{ color: "var(--ink-3)", opacity: 0.5 }}>
{i + 1}
</span>
<span className="truncate">{line || " "}</span>
</div>
))}
</pre>
</div>
{/* 底部统计 */}
<div className="flex items-center gap-3 px-4 py-2.5 meta text-[11px]">
<span className="inline-flex items-center gap-1">
<Copy size={11} /> {s.copy_count}
</span>
<span className="inline-flex items-center gap-1">
<Eye size={11} /> {s.view_count}
</span>
<span className="inline-flex items-center gap-1">
<MessageSquare size={11} /> {s.comment_count}
</span>
<span className="inline-flex items-center gap-1">
<GitFork size={11} /> {s.fork_count}
</span>
</div>
</div>
</Link>
);
}

View File

@@ -14,14 +14,36 @@ export const SHIKI_LANG_IDS = [
"tsx",
"jsx",
"json",
"jsonc",
"yaml",
"toml",
"ini",
"bash",
"sql",
"html",
"css",
"scss",
"diff",
"rust",
"ruby",
"powershell",
"nginx",
"dockerfile",
"kotlin",
"java",
"c",
"cpp",
"csharp",
"php",
"swift",
"dart",
"lua",
"vue",
"graphql",
"xml",
"regex",
"makefile",
"prisma",
"plaintext",
] as const;
@@ -38,8 +60,44 @@ export const SHIKI_LANG_ALIAS: Record<string, string> = {
yml: "yaml",
text: "plaintext",
txt: "plaintext",
golang: "go",
rb: "ruby",
ps1: "powershell",
pwsh: "powershell",
"c++": "cpp",
cs: "csharp",
"c#": "csharp",
regexp: "regex",
docker: "dockerfile",
};
/**
* 白名单 id → @shikijs/langs grammar 内部注册名。
* 部分语言的 dist 文件只是别名重导出(如 bash.mjs = shellscript.mjs),
* HighlighterCore 按内部名注册,codeToHtml(lang:"bash") 会静默降级 plaintext。
*/
const INTERNAL_LANG_ALIAS: Record<string, string> = {
bash: "shellscript",
sh: "shellscript",
shell: "shellscript",
zsh: "shellscript",
dockerfile: "docker",
regex: "regexp",
makefile: "make",
};
/**
* createHighlighterCore 的 langAlias:输入别名 + 白名单 id 都要能落到 grammar 内部名。
* 注意 core 会校验别名链无环,且 docker/regexp 本身就是内部注册名,
* 不能再作为 alias 键(会与 dockerfile→docker、regex→regexp 互指成环)。
*/
function buildCoreLangAlias(): Record<string, string> {
const merged = { ...SHIKI_LANG_ALIAS, ...INTERNAL_LANG_ALIAS };
delete merged["docker"];
delete merged["regexp"];
return merged;
}
export const SHIKI_THEMES = {
light: "github-light",
dark: "github-dark-dimmed",
@@ -84,10 +142,30 @@ export function getSiteHighlighter(): Promise<HighlighterCore> {
import("@shikijs/langs/css"),
import("@shikijs/langs/scss"),
import("@shikijs/langs/diff"),
import("@shikijs/langs/rust"),
import("@shikijs/langs/ruby"),
import("@shikijs/langs/powershell"),
import("@shikijs/langs/nginx"),
import("@shikijs/langs/dockerfile"),
import("@shikijs/langs/kotlin"),
import("@shikijs/langs/java"),
import("@shikijs/langs/c"),
import("@shikijs/langs/cpp"),
import("@shikijs/langs/csharp"),
import("@shikijs/langs/php"),
import("@shikijs/langs/swift"),
import("@shikijs/langs/dart"),
import("@shikijs/langs/lua"),
import("@shikijs/langs/vue"),
import("@shikijs/langs/graphql"),
import("@shikijs/langs/xml"),
import("@shikijs/langs/regex"),
import("@shikijs/langs/makefile"),
import("@shikijs/langs/prisma"),
// plaintext / text / txt 为 Shiki 特殊语言,无需 grammar
aardioGrammar,
],
langAlias: SHIKI_LANG_ALIAS,
langAlias: buildCoreLangAlias(),
engine: createOnigurumaEngine(import("shiki/wasm")),
});
}