Demo for sending coins scenario

Author: justdmitry

TonLibDotNet.Demo/Program.cs

@@ -2,25 +2,36 @@
 using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Logging;
 using TonLibDotNet.Types;
+using TonLibDotNet.Types.Wallet;
 
 namespace TonLibDotNet
 {
     public static class Program
     {
+        private const string DirectoryForKeys = "D:/Temp/keys";
+
+        // You need mnemonic and address for actual account with some coins to test sending.
+        // Double check that you are using testnet!!!
+        private const string TestnetAccountToSendFromAddress = "EQAkEWzRLi1sw9AlaGDDzPvk2_F20hjpTjlvsjQqYawVmdT0";
+        private static readonly string[] TestnetAccountToSendFromMnemonic = new[]
+        {
+            "word1", "word2", "word3", "word4", "word5", "word6", "word7", "word8", "word9", "word10", "word11", "word12",
+            "word13", "word14", "word15", "word16", "word17", "word18", "word19", "word20", "word21", "word22", "word23", "word24",
+        };
+
         public static async Task Main(string[] args)
         {
             var builder = Host.CreateDefaultBuilder(args);
 
-            ////builder.ConfigureLogging(o => o.AddSystemdConsole());
             builder.UseConsoleLifetime();
             builder.ConfigureServices((context, services) =>
             {
                 services.Configure<TonOptions>(o =>
                 {
-                    o.UseMainnet = true;
-                    o.LogTextLimit = 0;
+                    o.UseMainnet = false; // also replace tonlibjson.dll !
+                    o.LogTextLimit = 500; // Set to 0 to see full requests/responses
                     o.VerbosityLevel = 0;
-                    o.Options.KeystoreType = new KeyStoreTypeDirectory("D:/Temp/keys");
+                    o.Options.KeystoreType = new KeyStoreTypeDirectory(DirectoryForKeys);
                 });
                 services.AddSingleton<ITonClient, TonClient>();
             });
@@ -39,6 +50,21 @@ public static async Task Main(string[] args)
             var mi = await tonClient.GetMasterchainInfo();
             logger.LogInformation("Last block: shard = {Shard}, seqno = {Seqno}", mi.Last.Shard, mi.Last.Seqno);
 
+            await RunAssortDemo(tonClient, logger);
+
+            await RunKeyDemo(tonClient);
+
+            if (TestnetAccountToSendFromMnemonic[0] != "word1")
+            {
+                await RunSendDemo(tonClient, logger, TestnetAccountToSendFromAddress, TestnetAccountToSendFromMnemonic);
+            }
+
+            // Loggers need some time to flush data to screen/console.
+            await Task.Delay(TimeSpan.FromSeconds(1));
+        }
+
+        private static async Task RunAssortDemo(ITonClient tonClient, ILogger logger)
+        {
             var account = "EQCJTkhd1W2wztkVNp_dsKBpv2SIoUWoIyzI7mQrbSrj_NSh"; // TON Diamonds
 
             var uaa = await tonClient.UnpackAccountAddress(account);
@@ -62,17 +88,12 @@ public static async Task Main(string[] args)
                     logger.LogInformation("TX {Id}: {Value} to {Address}", item.TransactionId.Hash, item.OutMsgs[0].Value, item.OutMsgs[0].Destination.Value);
                 }
             }
-
-            var hints = await tonClient.GetBip39Hints("zo");
-
-            await RunKeyDemo(tonClient);
-
-            // Loggers need some time to flush data to screen/console.
-            await Task.Delay(TimeSpan.FromSeconds(1));
         }
 
         private static async Task RunKeyDemo(ITonClient tonClient)
         {
+            var hints = await tonClient.GetBip39Hints("zo");
+
             // some "random" bytes
             var localPass = Convert.ToBase64String(new byte[] { 1, 2, 3, 4, 5 });
             var mnemonicPass = Convert.ToBase64String(new byte[] { 19, 42, 148 });
@@ -104,5 +125,50 @@ private static async Task RunKeyDemo(ITonClient tonClient)
 
             await tonClient.DeleteAllKeys();
         }
+
+        private static async Task RunSendDemo(ITonClient tonClient, ILogger logger, string validAddress, string[] mnemonic)
+        {
+            /*
+             * See https://ton.org/docs/develop/dapps/asset-processing/#deploying-wallet
+             * and https://ton.org/docs/develop/dapps/asset-processing/#sending-payments
+             */
+
+            // Step 1: Import key and find your address
+
+            // Docs says you should use value from network config.
+            var walletId = tonClient.OptionsInfo.ConfigInfo.DefaultWalletId;
+
+            // Surprise! Even for testnet, wallet.ton.org uses mainnet value :(
+            walletId = 698983191;
+
+            var inputKey = await tonClient.ImportKey(new ExportedKey(mnemonic.ToList()));
+            var initialAccountState = new V3InitialAccountState() { PublicKey = inputKey.PublicKey, WalletId = walletId };
+            var address = await tonClient.GetAccountAddress(initialAccountState, 0, 0);
+            logger.LogDebug("Verifying addresses: expected '{Valid}', got '{Actual}'", validAddress, address.Value);
+            if (validAddress != address.Value)
+            {
+                logger.LogError("Address mismatch. Aborting.");
+                return;
+            }
+
+            // Step 2: Build message and action
+            var msg = new Types.Msg.Message(new AccountAddress(validAddress))
+            {
+                Data = new Types.Msg.DataText(tonClient.EncodeStringAsBase64("Sent using https://github.com/justdmitry/TonLib.NET")),
+                Amount = tonClient.ConvertToNanoTon(0.01M),
+                SendMode = 1,
+            };
+
+            var action = new Types.ActionMsg(new List<Types.Msg.Message>() { msg }) { AllowSendToUninited = true };
+
+            // Step 3: create query and send it
+            var query = await tonClient.CreateQuery(new InputKeyRegular(inputKey), address, action, TimeSpan.FromMinutes(1), initialAccountState: initialAccountState);
+
+            // wanna know fees before sending?
+            var fees = await tonClient.QueryEstimateFees(query.Id);
+
+            // Send it to network. You dont have TX id or something in respnse - just poll getTransactions() for your account and wait for new TX.
+            _ = await tonClient.QuerySend(query.Id);
+        }
     }
 }