@beenotung/tslib/download-file.js

utils library in Typescript

"use strict";
/**
 * For Node
 * */
Object.defineProperty(exports, "__esModule", { value: true });
exports.download_file = void 0;
const tslib_1 = require("tslib");
const fs = tslib_1.__importStar(require("fs"));
const http = tslib_1.__importStar(require("http"));
const https = tslib_1.__importStar(require("https"));
/**
 * reference: https://stackoverflow.com/a/51624229/3156509
 * */
exports.download_file = (url, file_path) => new Promise((resolve, reject) => {
    const callback = (response) => response
        .pipe(fs.createWriteStream(file_path))
        // fs error
        .on('error', (err) => {
        reject(err);
    })
        .on('finish', () => {
        resolve();
    });
    if (url.startsWith('http://')) {
        return (http
            .get(url, callback)
            // network error
            .once('error', error => reject(error)));
    }
    else if (url.startsWith('https://')) {
        return (https
            .get(url, callback)
            // network error
            .once('error', error => reject(error)));
    }
    else {
        console.error('unknown protocol on url:', url);
        throw new Error('unknown protocol');
    }
});
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