Add mempool.space API

Author: Coding-Enthusiast

SharpPusher/Services/PushServices/MempoolSpace.cs

@@ -0,0 +1,52 @@
+// SharpPusher
+// Copyright (c) 2017 Coding Enthusiast
+// Distributed under the MIT software license, see the accompanying
+// file LICENCE or http://www.opensource.org/licenses/mit-license.php.
+
+using Autarkysoft.Bitcoin.Encoders;
+using SharpPusher.Models;
+using System;
+using System.Net.Http;
+using System.Threading.Tasks;
+
+namespace SharpPusher.Services.PushServices
+{
+    public class MempoolSpace : IApi
+    {
+        public string ApiName => "Mempool.space";
+
+        public async Task<Response> PushTx(string txHex)
+        {
+            Response resp = new();
+            using HttpClient client = new();
+
+            try
+            {
+                string url = "https://mempool.space/api/tx";
+                HttpResponseMessage httpResp = await client.PostAsync(url, new StringContent(txHex));
+                if (!httpResp.IsSuccessStatusCode)
+                {
+                    resp.SetError("API response doesn't indicate success.");
+                    return resp;
+                }
+
+                string t = await httpResp.Content.ReadAsStringAsync();
+                if (t.Length == 64 && Base16.IsValid(t))
+                {
+                    resp.SetMessage($"Successfully done. Tx ID: {t}");
+                }
+                else
+                {
+                    resp.SetError(t);
+                }
+            }
+            catch (Exception ex)
+            {
+                string errMsg = (ex.InnerException == null) ? ex.Message : ex.Message + " " + ex.InnerException;
+                resp.SetError(errMsg);
+            }
+
+            return resp;
+        }
+    }
+}

SharpPusher/ViewModels/MainWindowViewModel.cs

@@ -71,6 +71,7 @@ private void SetApiList()
                 case Networks.Bitcoin:
                     ApiList =
                     [
+                        new MempoolSpace(),
                         new Blockchair(Blockchair.Chain.BTC),
                         new BlockCypher(),
                         new P2P(true)