2021-09-16 09:24:39 +05:30

57 lines
2.0 KiB
TypeScript

import https, { RequestOptions } from 'https'
import { IncomingMessage } from 'http'
import { URL } from 'url'
interface RequestOpts extends RequestOptions{
body? : string;
method? : "GET" | "POST"
}
function https_getter(req_url : string, options : RequestOpts = {}): Promise<IncomingMessage>{
return new Promise((resolve, reject) => {
let s = new URL(req_url)
options.method ??= "GET"
let req_options : RequestOptions = {
host : s.hostname,
path : s.pathname + s.search,
headers : options.headers ?? {},
method : options.method
}
let req = https.request(req_options, resolve)
req.on('error', (err) => {
reject(err)
})
if(options.method === "POST") req.write(options.body)
req.end()
})
}
export async function request(url : string, options? : RequestOpts): Promise<string>{
return new Promise(async (resolve, reject) => {
let data = ''
let res = await https_getter(url, options).catch((err: Error) => err)
if(res instanceof Error) {reject(res); return}
if(Number(res.statusCode) >= 300 && Number(res.statusCode) < 400){
res = await https_getter(res.headers.location as string , options)
}
else if(Number(res.statusCode) > 400){
reject(new Error(`Got ${res.statusCode} from the request`))
}
res.setEncoding('utf-8')
res.on('data', (c) => data+=c)
res.on('end', () => resolve(data))
})
}
export async function request_stream(url : string, options? : RequestOpts): Promise<IncomingMessage>{
return new Promise(async (resolve, reject) => {
let res = await https_getter(url, options).catch((err: Error) => err)
if(res instanceof Error) {reject(res); return}
if(Number(res.statusCode) >= 300 && Number(res.statusCode) < 400){
res = await https_getter(res.headers.location as string, options)
}
resolve(res)
})
}