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2025-03-17 6ca4391a35cb940a5a27fd45811cce2d07f04b78

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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Text;
using Newtonsoft.Json.Linq;
using Newtonsoft.Json;
using System.Threading.Tasks;
 
namespace WebAPI
{
    public class HttpClient
    {
        /// <summary>
        /// Seivice URL
        /// </summary>
        public string Url { get; set; }
        /// <summary>
        /// 内容
        /// </summary>
        public string Content { get; set; }
        /// <summary>
        /// Cookie，保证登录后，所有访问持有一个Cookie；
        /// </summary>
        static CookieContainer Cookie = new CookieContainer();
 
        /// <summary>
        /// HTTP访问
        /// </summary>
        public string SyncRequest()
        {
            HttpWebRequest httpRequest = HttpWebRequest.Create(Url) as HttpWebRequest;
            httpRequest.Method = "POST";
            httpRequest.ContentType = "application/json";
            httpRequest.CookieContainer = Cookie;
            httpRequest.Timeout = 1000 * 60 * 10;//10min
 
            using (Stream reqStream = httpRequest.GetRequestStream())
            {
                JObject jObj = new JObject();
                jObj.Add("format", 1);
                jObj.Add("useragent", "ApiClient");
                jObj.Add("rid", Guid.NewGuid().ToString().GetHashCode().ToString());
                jObj.Add("parameters", Content);
                jObj.Add("timestamp", DateTime.Now);
                jObj.Add("v", "1.0");
                string sContent = jObj.ToString();
                var bytes = UnicodeEncoding.UTF8.GetBytes(sContent);
                reqStream.Write(bytes, 0, bytes.Length);
                reqStream.Flush();
            }
            using (var repStream = httpRequest.GetResponse().GetResponseStream())
            {
                using (var reader = new StreamReader(repStream))
                {
                    return ValidateResult(reader.ReadToEnd());
                }
            }
        }
 
        public async Task<string> AsyncRequest()
        {
            HttpWebRequest httpRequest = WebRequest.Create(Url) as HttpWebRequest;
            httpRequest.Method = "POST";
            httpRequest.ContentType = "application/json";
            httpRequest.CookieContainer = Cookie;
            httpRequest.Timeout = 1000 * 60 * 10;//10min
 
            using (Stream reqStream = await httpRequest.GetRequestStreamAsync())
            {
                JObject jObj = new JObject();
                jObj.Add("format", 1);
                jObj.Add("useragent", "ApiClient");
                jObj.Add("rid", Guid.NewGuid().ToString().GetHashCode().ToString());
                jObj.Add("parameters", Content);
                jObj.Add("timestamp", DateTime.Now);
                jObj.Add("v", "1.0");
                string content = jObj.ToString();
                var bytes = Encoding.UTF8.GetBytes(content);
                reqStream.Write(bytes, 0, bytes.Length);
                reqStream.Flush();
            }
            using (var repStream = (await httpRequest.GetResponseAsync()).GetResponseStream())
            {
                using (var reader = new StreamReader(repStream))
                {
                    return ValidateResult(await reader.ReadToEndAsync());
                }
            }
        }
 
        private static string ValidateResult(string responseText)
        {
            if (responseText.StartsWith("response_error:"))
            {
                responseText.TrimStart("response_error:".ToCharArray());
            }
            return responseText;
        }
 
 
        /// <summary>
        /// 异步Get
        /// </summary>
        /// <returns></returns>
        public async Task<string> AsyncGetRequest()
        {
            HttpWebRequest httpRequest = WebRequest.Create(Url) as HttpWebRequest;
            httpRequest.Method = "GET";
            httpRequest.ContentType = "application/json";
            httpRequest.CookieContainer = Cookie;
            httpRequest.Timeout = 1000 * 60 * 10;//10min
 
            using (Stream reqStream = await httpRequest.GetRequestStreamAsync())
            {
                JObject jObj = new JObject();
                jObj.Add("format", 1);
                jObj.Add("useragent", "ApiClient");
                jObj.Add("rid", Guid.NewGuid().ToString().GetHashCode().ToString());
                jObj.Add("parameters", Content);
                jObj.Add("timestamp", DateTime.Now);
                jObj.Add("v", "1.0");
                string content = jObj.ToString();
                var bytes = Encoding.UTF8.GetBytes(content);
                reqStream.Write(bytes, 0, bytes.Length);
                reqStream.Flush();
            }
            using (var repStream = (await httpRequest.GetResponseAsync()).GetResponseStream())
            {
                using (var reader = new StreamReader(repStream))
                {
                    return ValidateResult(await reader.ReadToEndAsync());
                }
            }
        }
    }
}