XdCxRhDW/XdCxRhDW.Core/HttpHelper.cs

using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;
using XdCxRhDw.Dto;
using XdCxRhDW.Repostory.EFContext;

namespace XdCxRhDW.Core
{
    public class HttpHelper
    {
        ///// <summary>
        ///// 
        ///// </summary>
        ///// <param name="url"></param>
        ///// <param name="data"></param>
        ///// <returns></returns>
        //public static string PostRequest(string url, HttpContent data)
        //{
        //    var handler = new HttpClientHandler() { UseCookies = false };
        //    HttpClient client = new HttpClient(handler);
        //    client.Timeout = TimeSpan.FromSeconds(10);
        //    var message = new HttpRequestMessage(HttpMethod.Post, url);
        //    message.Content = data;
        //    var response = client.SendAsync(message).Result;
        //    response.EnsureSuccessStatusCode();
        //    var result = response.Content.ReadAsStringAsync().Result;
        //    return result;
        //}
        /// <summary>
        /// 
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="url"></param>
        /// <param name="data"></param>
        /// <returns></returns>
        public static T PostRequest<T>(string url, HttpContent data)
        {
            var handler = new HttpClientHandler() { UseCookies = false };
            HttpClient client = new HttpClient(handler);
            client.Timeout = TimeSpan.FromSeconds(20);
            var message = new HttpRequestMessage(HttpMethod.Post, url);
            message.Content = data;

            var response = client.SendAsync(message).Result;
            response.EnsureSuccessStatusCode();
            var result = response.Content.ReadAsStringAsync().Result;
            var AjaxResult = JsonConvert.DeserializeObject<AjaxResult<T>>(result);
            if (AjaxResult.code == 200)
            {
                return AjaxResult.data;
            }
            else
            {
                throw new Exception(AjaxResult.msg);
            }
        }
        public static string UploadFile(string localFile, string uploadUrl)
        {
            try
            {
                // 添加文件内容到 MultipartFormDataContent
                byte[] fileBytes = File.ReadAllBytes(localFile);
                MultipartFormDataContent content = new MultipartFormDataContent();
                ByteArrayContent fileContent = new ByteArrayContent(fileBytes);
                content.Add(fileContent, "file", Path.GetFileName(localFile));
                var filedto = HttpHelper.PostRequest<FileUploadResDto>(uploadUrl, content);
                return filedto.FileName;
            }
            catch
            {
                throw new Exception($"上传文件{Path.GetFileName(localFile)}到{uploadUrl}失败!");
            }
        }
    }
}