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//
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// PostJson.cs
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//
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// Author:
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// Paul Schneider <paulschneider@free.fr>
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//
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// Copyright (c) 2015 Paul Schneider
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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using System.Net;
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using System.IO;
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using System.Threading.Tasks;
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using Newtonsoft.Json;
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using System;
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using System.Diagnostics;
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namespace Yavsc.Helpers
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{
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/// <summary>
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/// Simple json post method.
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/// </summary>
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public class NotSoSimpleJsonPostMethod : IDisposable
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{
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private HttpWebRequest request = null;
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/// <summary>
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/// Initializes a new instance of the Yavsc.Helpers.SimpleJsonPostMethod class.
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/// </summary>
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/// <param name="pathToMethod">Path to method.</param>
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public NotSoSimpleJsonPostMethod(string pathToMethod, string authorizationHeader = null)
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{
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request = (HttpWebRequest)WebRequest.Create(pathToMethod);
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request.Method = "POST";
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request.Accept = "application/json";
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request.ContentType = "application/json";
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// request.SendChunked = true;
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// request.TransferEncoding = "UTF-8";
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request.Headers = new WebHeaderCollection();
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if (authorizationHeader != null)
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request.Headers["Authorization"] = "Bearer " + authorizationHeader;
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}
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public void Dispose()
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{
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request.Abort();
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}
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/// <summary>
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/// Invoke the specified query.
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/// </summary>
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/// <param name="query">Query.</param>
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public async Task<TAnswer> Invoke<TAnswer>(object query)
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{
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using (Stream streamQuery = await request.GetRequestStreamAsync())
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{
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using (StreamWriter writer = new StreamWriter(streamQuery))
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{
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writer.Write(JsonConvert.SerializeObject(query));
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}
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}
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TAnswer ans = default(TAnswer);
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using (WebResponse response = await request.GetResponseAsync())
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{
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using (Stream responseStream = response.GetResponseStream())
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{
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using (StreamReader rdr = new StreamReader(responseStream))
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{
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ans = (TAnswer)JsonConvert.DeserializeObject<TAnswer>(rdr.ReadToEnd());
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}
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}
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}
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return ans;
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}
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public async Task<object> InvokeAnonymous(object query)
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{
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object result = null;
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using (Stream streamQuery = await request.GetRequestStreamAsync())
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{
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using (StreamWriter writer = new StreamWriter(streamQuery))
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{
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var json = JsonConvert.SerializeObject(query);
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writer.Write(json);
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}
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}
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try
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{
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using (WebResponse response = await request.GetResponseAsync())
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{
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using (Stream stream = response.GetResponseStream())
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{
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if (stream.Length > 0)
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{
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using (var sr = new StreamReader(stream))
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{
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var json = await sr.ReadToEndAsync();
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result = JsonConvert.DeserializeObject(json);
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}
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}
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}
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}
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}
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catch (Exception ex)
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{
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Debug.WriteLine(ex.Message.ToString());
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}
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return result;
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}
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}
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}
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