forked from akai/readest
Huang Xin
114 lines
3.2 KiB
TypeScript
114 lines
3.2 KiB
TypeScript
import { EXTS } from '@/libs/document';
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import { Book, BookConfig, BookProgress } from '@/types/book';
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import { getUserLang, makeSafeFilename } from './misc';
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export const getDir = (book: Book) => {
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return `${book.hash}`;
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};
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export const getLibraryFilename = () => {
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return 'library.json';
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};
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export const getFilename = (book: Book) => {
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return `${book.hash}/${makeSafeFilename(book.title)}.${EXTS[book.format]}`;
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};
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export const getCoverFilename = (book: Book) => {
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return `${book.hash}/cover.png`;
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};
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export const getConfigFilename = (book: Book) => {
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return `${book.hash}/config.json`;
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};
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export const isBookFile = (filename: string) => {
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return Object.values(EXTS).includes(filename.split('.').pop()!);
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};
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export const getBaseFilename = (filename: string) => {
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const normalizedPath = filename.replace(/\\/g, '/');
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const baseName = normalizedPath.split('/').pop()?.split('.').slice(0, -1).join('.') || '';
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return baseName;
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};
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export const INIT_BOOK_CONFIG: BookConfig = {
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updatedAt: 0,
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};
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export interface LanguageMap {
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[key: string]: string;
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}
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export interface Contributor {
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name: LanguageMap;
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}
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const userLang = getUserLang();
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const formatLanguageMap = (x: string | LanguageMap): string => {
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if (!x) return '';
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if (typeof x === 'string') return x;
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const keys = Object.keys(x);
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return x[userLang] || x[keys[0]!]!;
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};
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export const listFormater = (narrow = false, lang = userLang) => {
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if (narrow) {
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return new Intl.ListFormat('en', { style: 'narrow', type: 'unit' });
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} else {
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return new Intl.ListFormat(lang, { style: 'long', type: 'conjunction' });
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}
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};
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export const getBookLangCode = (lang: string | string[] | undefined) => {
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try {
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const bookLang = typeof lang === 'string' ? lang : lang?.[0];
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return bookLang ? bookLang.split('-')[0]! : 'en';
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} catch {
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return 'en';
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}
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};
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export const formatAuthors = (
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bookLang: string | string[] | undefined,
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contributors: string | Contributor | [string | Contributor],
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) => {
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const langCode = getBookLangCode(bookLang);
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return Array.isArray(contributors)
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? listFormater(langCode === 'zh', langCode).format(
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contributors.map((contributor) =>
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typeof contributor === 'string' ? contributor : formatLanguageMap(contributor?.name),
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),
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)
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: typeof contributors === 'string'
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? contributors
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: formatLanguageMap(contributors?.name);
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};
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export const formatTitle = (title: string | LanguageMap) => {
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return typeof title === 'string' ? title : formatLanguageMap(title);
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};
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export const formatDate = (date: string | number | Date | undefined) => {
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if (!date) return;
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try {
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return new Date(date).toLocaleDateString(userLang, {
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year: 'numeric',
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month: 'long',
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day: 'numeric',
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});
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} catch {
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return;
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}
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};
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export const formatSubject = (subject: string | string[] | undefined) => {
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if (!subject) return '';
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return Array.isArray(subject) ? subject.join(', ') : subject;
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};
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export const getCurrentPage = (book: Book, progress: BookProgress) => {
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const bookFormat = book.format;
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const { section, pageinfo } = progress;
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return bookFormat === 'PDF'
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? section
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? section.current + 1
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: 0
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: pageinfo
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? pageinfo.current + 1
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: 0;
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};
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