using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Text;
using System.Threading.Tasks;

namespace UploadClient.WebOperate
{
    public class WebHandle
    {
        /// <summary>
        /// 获取Http请求
        /// </summary>
        /// <param name="url"></param>
        /// <param name="username"></param>
        /// <param name="password"></param>
        /// <param name="timeout"></param>
        /// <param name="referer"></param>
        /// <param name="accept"></param>
        /// <returns></returns>
        public static HttpWebResponse GetRquest(string url, string username, string password, int timeout = 0, string referer = "", string accept = "")
        {
            HttpWebRequest req = null;
            HttpWebResponse res = null;
            try
            {
                req = (HttpWebRequest)WebRequest.Create(url);
                if (timeout > 0)
                {
                    req.Timeout = timeout;
                }
                req.Method = "GET";
                req.KeepAlive = true;
                req.Headers.Add("Cache-Control", "max-age=0");
                req.Headers.Add("Upgrade-Insecure-Requests", "1");
                req.UserAgent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.131 Safari/537.36";
                req.Accept = "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3";
                req.Headers.Add("Accept-Encoding", "gzip, deflate, br");
                req.Headers.Add("Accept-Language", "zh-CN,zh;q=0.9");
                if (!string.IsNullOrWhiteSpace(referer))
                {
                    req.Referer = referer;
                }
                req.ProtocolVersion = HttpVersion.Version11;
                req.CookieContainer = new CookieContainer();
                req.CookieContainer.Add(req.RequestUri, new Cookie("username", username));
                req.CookieContainer.Add(req.RequestUri, new Cookie("password", password));
                res = (HttpWebResponse)req.GetResponse();
                return res;
            }
            catch (Exception ex)
            {
                FileHelper.AppendWriteFile("Log.txt", ex.Message + "|" + ex.StackTrace);
                return null;
            }
        }
    }
}