comic-book-dl/dist/lib/download.js

漫画下载器

import { writeFileSync } from 'node:fs';
import { readdir, stat, readFile } from 'node:fs/promises';
import { join } from 'node:path';
import pLimit from 'p-limit';
import { logger, notEmpty } from '../utils/index.js';
export async function writeBookInfoFile(bookInfo, bookDistPath, parseInstance) {
    const coverPicPath = await parseInstance.saveImg(bookDistPath, bookInfo.coverUrl, 'cover').catch(e => {
        logger.error('封面图下载失败', e.message);
        return '';
    });
    bookInfo.coverPath = coverPicPath;
    writeFileSync(`${bookDistPath}/bookInfo.json`, JSON.stringify(bookInfo, null, 2));
}
export async function scanFolder(distPath) {
    const LIMIT_MAX = 6;
    let folderList;
    try {
        folderList = await readdir(distPath);
    }
    catch (e) {
        folderList = [];
    }
    const limit = pLimit(LIMIT_MAX);
    const promiseList = folderList.map((folder) => {
        return limit(async () => {
            const curBookPath = join(distPath, folder);
            const itemStat = await stat(curBookPath);
            if (!itemStat.isDirectory())
                return null;
            try {
                const bookInfoStr = await readFile(`${curBookPath}/bookInfo.json`, { encoding: 'utf-8' });
                const bookInfo = JSON.parse(bookInfoStr);
                return bookInfo;
            }
            catch (e) {
                return null;
            }
        });
    });
    const bookInfoList = await Promise.all(promiseList);
    return bookInfoList.filter(notEmpty);
}
export async function readConfig(distPath) {
    try {
        const configStr = await readFile(`${distPath}/config.json`, { encoding: 'utf-8' });
        const config = JSON.parse(configStr);
        return config;
    }
    catch (e) {
        return {};
    }
}