freefire
2b27703e6c
管理后台可关全站动画，并细调代码折叠、平滑滚动、装饰入场；统一 lib/motion，尊重系统减少动态效果。 Co-authored-by: Cursor <cursoragent@cursor.com>
84 lines
2.6 KiB
TypeScript
84 lines
2.6 KiB
TypeScript
"use client";
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import { useEffect, useState } from "react";
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import { ArrowUp, MessageSquare } from "lucide-react";
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import LikeButton from "./LikeButton";
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import { scrollBehavior } from "@/lib/motion";
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/**
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* 帖子详情移动端浮动操作条（lg 以下显示）：
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* 长文读到中途也能点赞 / 跳评论框 / 回顶部，不必滚到文末。
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*/
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export default function MobilePostBar({
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postId,
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liked,
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likeCount,
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}: {
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postId: string;
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liked: boolean;
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likeCount: number;
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}) {
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const [showTop, setShowTop] = useState(false);
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useEffect(() => {
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const onScroll = () => setShowTop(window.scrollY > 400);
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onScroll();
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window.addEventListener("scroll", onScroll, { passive: true });
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return () => window.removeEventListener("scroll", onScroll);
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}, []);
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const scrollToComments = () => {
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document.getElementById("comment-input")?.scrollIntoView({
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behavior: scrollBehavior(),
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block: "center",
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});
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};
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const scrollToTop = () => {
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window.scrollTo({
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top: 0,
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behavior: scrollBehavior(),
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});
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};
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return (
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<div className="lg:hidden fixed bottom-4 left-1/2 -translate-x-1/2 z-40" role="navigation" aria-label="阅读操作">
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<div
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className="flex items-center gap-0.5 rounded-full border px-1.5 py-1.5"
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style={{
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background: "color-mix(in srgb, var(--panel) 90%, transparent)",
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borderColor: "var(--line-2)",
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boxShadow: "var(--shadow-lg)",
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backdropFilter: "blur(14px)",
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WebkitBackdropFilter: "blur(14px)",
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}}
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>
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<button
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type="button"
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onClick={scrollToComments}
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className="w-11 h-11 flex items-center justify-center rounded-full transition-colors hover:bg-[var(--accent-soft)] focus-visible:bg-[var(--accent-soft)]"
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style={{ color: "var(--ink-2)" }}
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aria-label="跳到评论框"
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>
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<MessageSquare size={18} />
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</button>
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{/* 放大点赞按钮的触控区域（样式见 globals.css .j13-bar-like） */}
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<div className="j13-bar-like">
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<LikeButton postId={postId} liked={liked} likeCount={likeCount} variant="compact" />
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</div>
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{showTop && (
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<button
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type="button"
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onClick={scrollToTop}
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className="w-11 h-11 flex items-center justify-center rounded-full transition-colors hover:bg-[var(--accent-soft)] focus-visible:bg-[var(--accent-soft)] j13-toast-in"
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style={{ color: "var(--ink-2)" }}
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aria-label="回到顶部"
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>
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<ArrowUp size={18} />
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</button>
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)}
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</div>
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</div>
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);
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}
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