新增活动浮窗

app/components/ActivityTicker.tsx

@@ -0,0 +1,181 @@
+"use client";
+
+import Image from "next/image";
+import Link from "next/link";
+import { useCallback, useEffect, useMemo, useState } from "react";
+import { ChevronLeft, ChevronRight } from "lucide-react";
+import eventsData from "@/data/event.json";
+import type { ActivityEvent, ActivityEventsConfig } from "@/app/types/event";
+import { cn } from "@/lib/utils";
+
+const {
+  events: rawEvents,
+  settings: {
+    maxItems: configuredMaxItems = 3,
+    rotationIntervalMs: configuredRotationIntervalMs = 8000,
+  },
+} = eventsData as ActivityEventsConfig;
+
+// 默认配置，从data/event.json中读取配置
+const MAX_ITEMS = configuredMaxItems;
+const ROTATION_INTERVAL_MS = configuredRotationIntervalMs;
+
+/** ActivityTicker 外部传入的样式配置 */
+type ActivityTickerProps = {
+  /** 容器额外类名，用于控制宽度与定位 */
+  className?: string;
+};
+
+/**
+ * 将 JSON 内的 coverUrl 解析为可供 next/image 使用的绝对路径。
+ * - 保留 http 链接（常见于 Discord CDN）
+ * - 将 `./assets/` 前缀映射到 `public/event-assets/`
+ * - 其它情况按原值返回，方便未来扩展
+ */
+function resolveCoverUrl(coverUrl: string): string {
+  if (coverUrl.startsWith("http")) {
+    return coverUrl;
+  }
+
+  if (coverUrl.startsWith("./assets/")) {
+    const filename = coverUrl.replace("./assets/", "");
+    return `/event-assets/${filename}`;
+  }
+
+  return coverUrl;
+}
+
+/**
+ * 首页活动轮播组件：
+ * - 读取 event.json 配置的活动数量
+ * - 自动轮播封面图，顶部指示器支持手动切换
+ * - 底部两个毛玻璃按钮：Discord 永远可见，Playback 仅在 deprecated=true 时显示
+ */
+export function ActivityTicker({ className }: ActivityTickerProps) {
+  // 预处理活动列表，保持初次渲染后的引用稳定
+  const events = useMemo<ActivityEvent[]>(() => {
+    return rawEvents.slice(0, MAX_ITEMS);
+  }, []);
+
+  // 当前展示的活动索引
+  const [activeIndex, setActiveIndex] = useState(0);
+  const totalEvents = events.length;
+
+  useEffect(() => {
+    if (totalEvents <= 1) {
+      return;
+    }
+
+    // 定时轮播，间隔 ROTATION_INTERVAL_MS
+    const timer = window.setInterval(() => {
+      setActiveIndex((prev) => (prev + 1) % totalEvents);
+    }, ROTATION_INTERVAL_MS);
+
+    return () => window.clearInterval(timer);
+  }, [totalEvents, activeIndex]);
+
+  const handlePrev = useCallback(() => {
+    if (totalEvents <= 1) {
+      return;
+    }
+    setActiveIndex((prev) => (prev - 1 + totalEvents) % totalEvents);
+  }, [totalEvents]);
+
+  const handleNext = useCallback(() => {
+    if (totalEvents <= 1) {
+      return;
+    }
+    setActiveIndex((prev) => (prev + 1) % totalEvents);
+  }, [totalEvents]);
+
+  if (totalEvents === 0) {
+    return null;
+  }
+
+  const activeEvent = events[activeIndex];
+  const coverSrc = resolveCoverUrl(activeEvent.coverUrl);
+  const showPlayback = activeEvent.deprecated && Boolean(activeEvent.playback);
+
+  return (
+    <aside
+      className={cn(
+        "relative w-full overflow-hidden rounded-2xl border border-border bg-background/70 text-left shadow-md backdrop-blur supports-[backdrop-filter]:bg-background/50",
+        className,
+      )}
+    >
+      <div className="group relative aspect-[5/4] w-full overflow-hidden">
+        <Image
+          src={coverSrc}
+          alt={activeEvent.name}
+          fill
+          sizes="(min-width: 1024px) 320px, (min-width: 640px) 288px, 90vw"
+          priority
+          className="object-contain object-top"
+        />
+        {/* 下半透明渐变，用于保证文字与按钮对比度 */}
+        <div className="absolute inset-x-0 bottom-0 h-1/2 bg-gradient-to-t from-black/70 via-black/30 to-transparent" />
+        {events.length > 1 && (
+          <>
+            {/* 多条活动时显示手动切换指示器 */}
+            <div className="absolute inset-x-0 top-0 flex justify-end gap-1 p-3">
+              {events.map((event, idx) => (
+                <button
+                  key={`${event.name}-${idx}`}
+                  type="button"
+                  onClick={() => setActiveIndex(idx)}
+                  aria-label={`切换到 ${event.name}`}
+                  className={cn(
+                    "h-1.5 w-6 rounded-full transition-opacity",
+                    idx === activeIndex
+                      ? "bg-white/90 opacity-100"
+                      : "bg-white/40 opacity-60 hover:opacity-85",
+                  )}
+                />
+              ))}
+            </div>
+            <button
+              type="button"
+              aria-label="上一条活动"
+              onClick={handlePrev}
+              className="absolute left-3 top-1/2 z-30 flex h-9 w-9 -translate-y-1/2 items-center justify-center rounded-full bg-black/35 text-white shadow-sm transition hover:bg-black/55 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-white/70"
+            >
+              <ChevronLeft className="h-4 w-4" />
+            </button>
+            <button
+              type="button"
+              aria-label="下一条活动"
+              onClick={handleNext}
+              className="absolute right-3 top-1/2 z-30 flex h-9 w-9 -translate-y-1/2 items-center justify-center rounded-full bg-black/35 text-white shadow-sm transition hover:bg-black/55 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-white/70"
+            >
+              <ChevronRight className="h-4 w-4" />
+            </button>
+          </>
+        )}
+        {/* 底部毛玻璃按钮，根据 deprecated 控制回放按钮可见性 */}
+        <div
+          className={cn(
+            "absolute inset-x-0 bottom-0 top-3/4 z-10 grid border-t border-white/15 bg-white/20 text-sm font-medium text-white shadow-lg backdrop-blur-md",
+            showPlayback ? "grid-cols-2" : "grid-cols-1",
+          )}
+        >
+          <Link
+            href={activeEvent.discord}
+            prefetch={false}
+            className="flex h-full items-center justify-center px-3 text-white transition-colors hover:bg-white/25 hover:text-white"
+          >
+            Discord
+          </Link>
+          {showPlayback && (
+            <Link
+              href={activeEvent.playback as string}
+              prefetch={false}
+              className="flex h-full items-center justify-center border-l border-white/15 px-3 text-white transition-colors hover:bg-white/25 hover:text-white"
+            >
+              Playback
+            </Link>
+          )}
+        </div>
+      </div>
+    </aside>
+  );
+}

app/components/Hero.tsx

@@ -2,6 +2,7 @@ import Link from "next/link";
 import ZoteroFeedLazy from "@/app/components/ZoteroFeedLazy";
 import { Contribute } from "@/app/components/Contribute";
 import Image from "next/image";
+import { ActivityTicker } from "@/app/components/ActivityTicker";
 
 export function Hero() {
   const categories: { title: string; desc: string; href: string }[] = [
@@ -29,7 +30,14 @@ export function Hero() {
 
   return (
     <section className="relative">
-      <div className="container mx-auto px-6 pt-12 pb-0 text-center">
+      <div className="container relative mx-auto px-6 pt-12 pb-0 text-center">
+        {/* 首页活动轮播浮窗：桌面端右上角，移动端底部居中 */}
+        <div className="absolute right-4 top-24 z-20 hidden sm:block w-72 lg:w-80">
+          <ActivityTicker />
+        </div>
+        <div className="absolute left-1/2 bottom-6 z-20 w-[min(90vw,320px)] -translate-x-1/2 sm:hidden">
+          <ActivityTicker />
+        </div>
         <div className="relative mx-auto max-w-5xl mt-12">
           <Image
             src="/mascot.webp"

app/types/event.ts

@@ -0,0 +1,34 @@
+/**
+ * @description: 活动横幅所需要的类型
+ * @param name 活动名称
+ * @param discord discord活动链接
+ * @param playback 回放链接
+ * @param coverUrl 封面地址
+ * @param deprecated 是否已经结束
+ */
+export interface ActivityEvent {
+  /** 活动名称，用于轮播标题 */
+  name: string;
+  /** Discord 活动入口链接 */
+  discord: string;
+  /** 活动回放链接，deprecated 为 true 时展示 */
+  playback?: string;
+  /** 活动封面，可以是静态资源相对路径或完整 URL */
+  coverUrl: string;
+  /** 是否为已结束活动，true 时展示 Playback 按钮 */
+  deprecated: boolean;
+}
+
+/** 活动轮播可配置参数 */
+export interface ActivityTickerSettings {
+  /** 首屏最多展示的活动数量 */
+  maxItems: number;
+  /** 自动轮播的间隔时间（毫秒） */
+  rotationIntervalMs: number;
+}
+
+/** event.json 的整体结构 */
+export interface ActivityEventsConfig {
+  settings: ActivityTickerSettings;
+  events: ActivityEvent[];
+}

data/README.md

@@ -0,0 +1,3 @@
+# 配置文件
+
+这个文件夹用于活动的配置

data/event.json

@@ -0,0 +1,22 @@
+{
+  "settings": {
+    "maxItems": 3,
+    "rotationIntervalMs": 8000
+  },
+  "events": [
+    {
+      "name": "Mock Interview",
+      "discord": "https://discord.gg/QHsjqezfC?event=1430500169299922965",
+      "playback": "https://involutionhell.com/docs/jobs/event-keynote/event-takeway",
+      "coverUrl": "./event/mockInterview.png",
+      "deprecated": true
+    },
+    {
+      "name": "Coffee Chat",
+      "discord": "https://discord.com/invite/8AQZj7sa?event=1432010537402761348",
+      "playback": "https://involutionhell.com/docs/jobs/event-keynote/coffee-chat",
+      "coverUrl": "./event/coffeeChat.png",
+      "deprecated": true
+    }
+  ]
+}

next.config.mjs

@@ -46,6 +46,21 @@ const config = {
         hostname: "*.coly.cc",
         pathname: "/**",
       },
+      {
+        protocol: "https",
+        hostname: "cdn.discordapp.com",
+        pathname: "/**",
+      },
+      {
+        protocol: "https",
+        hostname: "media.discordapp.net",
+        pathname: "/**",
+      },
+      {
+        protocol: "https",
+        hostname: "placehold.co",
+        pathname: "/**",
+      },
     ],
     unoptimized: true,
     formats: ["image/avif", "image/webp"],