using HL_FristAidPlatform_DTO;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.IO;
using System.Net.Http;
using System.Runtime.Serialization.Json;

namespace HL_FristAidPlatform_Public
{
    public static class HttpClientHelp<T>
    {
        /// <summary>
        /// 接口地址
        /// </summary>
        public static string WebApiUrl = ConfigurationManager.AppSettings["WebApiUrl"];

        /// <summary>
        /// Post 请求
        /// </summary>
        /// <param name="Url"></param>
        /// <param name="t"></param>
        /// <returns></returns>
        public static ListEntity<T> Post(string Url, List<T> t)
        {
            try
            {
                //创建一个处理序列化的DataContractJsonSerializer
                DataContractJsonSerializer serializer = new DataContractJsonSerializer(typeof(T));
                MemoryStream ms = new MemoryStream();

                //将资料写入MemoryStream
                serializer.WriteObject(ms, t[0]);

                //一定要在这设定Position
                ms.Position = 0;
                string url = WebApiUrl + Url;

                //将MemoryStream转成HttpContent
                HttpContent content = new StreamContent(ms);
                content.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue("application/json");

                ListEntity<T> returnT = new ListEntity<T>();
                HttpClient client = new HttpClient();
                //由HttpClient发出Post Method
                HttpResponseMessage response = client.PostAsync(url, content).Result;
                returnT.Success = response.IsSuccessStatusCode;
                returnT.Msg = response.RequestMessage.ToString();

                return returnT;
            }
            catch (Exception ex)
            {
                PublicClass.WriteErrorLog("HttpClientHelp", "Post：\r\n" + ex);
                return null;
            }
        }
    }
}