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97 lines
2.6 KiB
97 lines
2.6 KiB
const https = require('https');
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const querystring = require("querystring");
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// Generic polyfill for "request" npm package, wrapper for https
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const nodeReq = ({ method, url, headers, qs, timeout, body, stream }) => {
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return new Promise((resolve, reject) => {
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const fullUrl = `${url}${qs != null ? `?${querystring.stringify(qs)}` : ''}`; // With query string
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let req;
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try {
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req = https.request(fullUrl, {
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method,
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headers,
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timeout
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}, async (res) => {
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if (res.statusCode === 301 || res.statusCode === 302) { // Redirect, recall function
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return resolve(await nodeReq({
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url: res.headers.location,
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qs: null,
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method,
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headers,
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timeout,
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body,
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stream
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}));
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}
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resolve(res);
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});
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} catch (e) {
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return resolve(e);
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}
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req.on('error', resolve);
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if (body) req.write(body); // Write POST body if included
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req.end();
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});
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};
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const request = (options, callback) => { // Main function
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if (typeof options === 'string') {
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options = {
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url: options
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};
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}
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// log('Polyfill > Request', options.method, options.url);
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const listeners = {};
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nodeReq(options).then(async (res) => { // No error handling because yes
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const isError = !res.statusCode;
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if (isError) {
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listeners['error']?.(res);
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callback?.(res, null, null); // Return null for others?
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return;
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}
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listeners['response']?.(res);
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let body = '';
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res.on('data', (chunk) => {
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body += chunk;
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listeners['data']?.(chunk);
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});
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await new Promise((resolve) => res.on('end', resolve)); // Wait to read full body
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callback?.(undefined, res, body);
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});
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const ret = {
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on: (type, handler) => {
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listeners[type] = handler;
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return ret; // Return self
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}
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};
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return ret;
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};
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// Method functions
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request.get = (url, callback) => request({ url: url, method: 'GET' }, callback);
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request.post = (url, callback) => request({ url: url, method: 'POST' }, callback);
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request.put = (url, callback) => request({ url: url, method: 'PUT' }, callback);
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request.patch = (url, callback) => request({ url: url, method: 'PATCH' }, callback);
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request.delete = (url, callback) => request({ url: url, method: 'DELETE' }, callback);
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request.del = request.delete; // Random shortened func because request
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request.head = (url, callback) => request({ url: url, method: 'HEAD' }, callback);
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request.options = (url, callback) => request({ url: url, method: 'OPTIONS' }, callback);
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module.exports = request; |