From 89fd044b004aaf916c423e08101cc4a91c42979e Mon Sep 17 00:00:00 2001
From: Nicolas Dorier <nicolas.dorier@gmail.com>
Date: Thu, 7 Oct 2021 16:54:22 +0900
Subject: [PATCH] Replace pruning wallet by wipe transactions (#2857)

---
 BTCPayServer.Common/BTCPayServer.Common.csproj |  2 +-
 BTCPayServer/Controllers/WalletsController.cs  | 18 ++++++++++++++++--
 .../Views/Wallets/WalletSettings.cshtml        |  6 +++++-
 3 files changed, 22 insertions(+), 4 deletions(-)

diff --git a/BTCPayServer.Common/BTCPayServer.Common.csproj b/BTCPayServer.Common/BTCPayServer.Common.csproj
index 8211f1c57..d2c4d24f3 100644
--- a/BTCPayServer.Common/BTCPayServer.Common.csproj
+++ b/BTCPayServer.Common/BTCPayServer.Common.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
   <Import Project="../Build/Version.csproj" Condition="Exists('../Build/Version.csproj')" />
   <Import Project="../Build/Common.csproj" />
 
diff --git a/BTCPayServer/Controllers/WalletsController.cs b/BTCPayServer/Controllers/WalletsController.cs
index ae588b7dc..78d0ae7d2 100644
--- a/BTCPayServer/Controllers/WalletsController.cs
+++ b/BTCPayServer/Controllers/WalletsController.cs
@@ -1169,8 +1169,7 @@ namespace BTCPayServer.Controllers
             }
             else if (command == "prune")
             {
-                var result = await ExplorerClientProvider.GetExplorerClient(walletId.CryptoCode)
-                    .PruneAsync(derivationScheme.AccountDerivation, new PruneRequest(), cancellationToken);
+                var result = await ExplorerClientProvider.GetExplorerClient(walletId.CryptoCode).PruneAsync(derivationScheme.AccountDerivation, new PruneRequest(), cancellationToken);
                 if (result.TotalPruned == 0)
                 {
                     TempData[WellKnownTempData.SuccessMessage] = $"The wallet is already pruned";
@@ -1183,6 +1182,21 @@ namespace BTCPayServer.Controllers
 
                 return RedirectToAction(nameof(WalletSettings));
             }
+            else if (command == "clear" && User.IsInRole(Roles.ServerAdmin))
+            {
+                if (Version.TryParse(_dashboard.Get(walletId.CryptoCode)?.Status?.Version ?? "0.0.0.0", out var v) &&
+                    v < new Version(2, 2, 4))
+                {
+                    TempData[WellKnownTempData.ErrorMessage] = $"This version of NBXplorer doesn't support this operation, please upgrade to 2.2.4 or above";
+                }
+                else
+                {
+                    await ExplorerClientProvider.GetExplorerClient(walletId.CryptoCode)
+                            .WipeAsync(derivationScheme.AccountDerivation, cancellationToken);
+                    TempData[WellKnownTempData.SuccessMessage] = $"The transactions have been wiped out, to restore your balance, rescan the wallet.";
+                }
+                return RedirectToAction(nameof(WalletSettings));
+            }
             else if (command == "view-seed" && await CanUseHotWallet())
             {
                 if (await GetSeed(walletId, derivationScheme.Network) != null)
diff --git a/BTCPayServer/Views/Wallets/WalletSettings.cshtml b/BTCPayServer/Views/Wallets/WalletSettings.cshtml
index 078a17cc5..f964772c8 100644
--- a/BTCPayServer/Views/Wallets/WalletSettings.cshtml
+++ b/BTCPayServer/Views/Wallets/WalletSettings.cshtml
@@ -1,4 +1,4 @@
-@using Newtonsoft.Json
+@using Newtonsoft.Json
 @using System.Text
 @using NBitcoin.DataEncoders
 @model WalletSettingsViewModel
@@ -71,6 +71,10 @@
                     </button>
                     <div class="dropdown-menu" aria-labelledby="OtherActionsDropdownToggle">
                         <button name="command" type="submit" class="dropdown-item" value="prune">Prune old transactions from history</button>
+                        @if (User.IsInRole(Roles.ServerAdmin))
+                        {
+                            <button name="command" type="submit" class="dropdown-item" value="clear">Clear all transactions from history</button>
+                        }
                         @if (Model.NBXSeedAvailable)
                         {
                             <button name="command" type="submit" class="dropdown-item" value="view-seed">View seed</button>