const fs=require('fs');
const mong=require('mongoose');
const express=require('express');
const app=express();
const dotenv=require('dotenv').config();
const http=require('http');
const path=require('path')
const chalk=require('chalk')

http.createServer((req, res)=>{


	if(req.method=="GET") {

	function isAccess(url){
		let bool=0;
		new Promise((res, rej)=>{
			fs.access(__dirname+url, fs.constants.F_OK, function(err){
				bool= err ? false : true;
				// console.log( bool, url, req.method)
				res(bool)
			})
		}).then(bool=>{
				  // console.log('bool'+': '+chalk.red(bool) );
				if(!bool){
				  res.writeHead(404, {'Content-type':'text/plain; charset=utf-8'});
				  res.end(req.url+" 404 Страница не найдена ")
				}
			})
	}
	isAccess(req.url);

		switch(path.extname(req.url)){
			case "":res.writeHead(200, {"Content-type":"text/html"}); fs.createReadStream(__dirname+"/index.html").pipe(res); break;
			case ".html":res.writeHead(200, {"Content-type":"text/html"}); fs.createReadStream(__dirname+req.url).pipe(res); break;
			case ".css":res.writeHead(200, {"Content-type":"text/css"});fs.createReadStream(__dirname+req.url).pipe(res); break;
			case ".js": res.writeHead(200, {"Content-type":"text/javascript"}); fs.createReadStream(__dirname+req.url).pipe(res); break;
			default :res.writeHead(200, {"Content-type":'text/html; charset=utf-8'});res.end("<h1>404 Страница не найдена h1 </h1>")
		}

	} else{
		let temp='';
	    req.on('data', (chunk)=> {
	    	temp+= chunk;
	      // console.log( req.method,req.url, temp )
	    });
	    req.on('end', () => {
	    	if(temp){
	    		try {
		    		console.log(chalk.green(temp));
			    	res.write(temp+'1111111');
			    	res.end(temp+'1111111');
	    		} catch(e) {
	    			console.log(e);
	    		}
	    	}

	    })
	    // fs.createReadStream(__dirname+'/package.json').pipe(res);
	}



})
.listen(process.env.PORT, ()=>{
	let time=` ${(new Date).getHours()}:${(new Date).getMinutes()}`;
	console.log(`Сервер запустился на порту ${process.env.PORT} в ${chalk.blue.inverse(time)}`);
})