Files
jiang13-bbs/frontend/lib/librarySections.ts
freefire 4f3f3a265c feat: 友链/书库/移动端导航/排行榜等多模块功能
新增模块:
- 友链(friendlink)后端处理 + 前端管理页与友链板
- 书库(library):导入、章节、封面、阅读页、横竖版自适应 AdaptiveCoverSlot
- 顶栏导航(header_nav)配置与 MobileTabBar/MobileRailDrawers 移动端抽屉
- 排行榜 service 测试、站点页面测试、时间线发布(timeline_release)

其它改动:
- 后端 handlers/services 全量小幅调整
- 前端组件、库函数、URL/品牌/站点 URL 工具更新
- Lightbox 图片、MdEntries 条目卡、coverColor 派生色相等前端能力
2026-09-30 16:30:07 +08:00

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import type { LibrarySectionItem } from "@/lib/api";
/** 章 → 其下小节(保持平铺顺序;顺序沿用后端 sort_order) */
export function groupSections(sections: LibrarySectionItem[]) {
const groups: { chapter: LibrarySectionItem; subs: LibrarySectionItem[] }[] = [];
for (const s of sections) {
if (s.parent_id == null) {
groups.push({ chapter: s, subs: [] });
} else {
groups[groups.length - 1]?.subs.push(s);
}
}
return groups;
}
export interface ChapterNav {
/** 当前章下标(0 起) */
index: number;
/** 章总数 */
total: number;
prev: LibrarySectionItem | null;
next: LibrarySectionItem | null;
}
/** 当前章在章节序列中的位置与相邻章(找不到回落第一章) */
export function chapterNav(
groups: { chapter: LibrarySectionItem }[],
currentId: number | null
): ChapterNav {
const total = groups.length;
let index = groups.findIndex((g) => g.chapter.id === currentId);
if (index < 0) index = 0;
return {
index,
total,
prev: index > 0 ? groups[index - 1].chapter : null,
next: index < total - 1 ? groups[index + 1].chapter : null,
};
}