Fix error when using remote Haveno node

Author: atsamd21

Components/Pages/SeedBackup.razor

@@ -1,38 +1,45 @@
 @page "/wallet/seedbackup"
 
 <div class="seedbackup-main">
-    @switch (Step)
+    @if (SeedWords.Count == 0)
     {
-        case 0:
-            <p>Please write down your recovery phrase.</p>
-            <br/>
+        <p>Fetching seed words...</p>
+    }
+    else
+    {
+        @switch (Step)
+        {
+            case 0:
+                <p>Please write down your recovery phrase.</p>
+                <br />
 
-            for (int i = 0; i < SeedWords.Count; i++)
-            {
-                <div class="seed-word">
-                    <p>@(i+1)</p>
-                    <input value="@SeedWords[i]" disabled="@true"/>
-                </div>
-            }
+                for (int i = 0; i < SeedWords.Count; i++)
+                {
+                    <div class="seed-word">
+                        <p>@(i + 1)</p>
+                        <input value="@SeedWords[i]" disabled="@true" />
+                    </div>
+                }
 
-            <button class="button-green" @onclick="() => Step = 1">Next</button>
-            break;
-        case 1:
-            <p>Please confirm that you have written down your recovery phrase by filling in the five blank fields.</p>
-            <br/>
+                <button class="button-green" @onclick="() => Step = 1">Next</button>
+                break;
+            case 1:
+                <p>Please confirm that you have written down your recovery phrase by filling in the five blank fields.</p>
+                <br />
 
-            for (int i = 0; i < RemovedSeedWords.Count; i++)
-            {
-                int iCopy = i;
-                <div class=@($"seed-word")>
-                    <p>@(i+1)</p>
-                    <input value="@RemovedSeedWords[iCopy].Word" @oninput="(e) => HandleOnInput(e.Value.ToString(), iCopy)" disabled="@(!RemovedIndices.Contains(iCopy))" class=@(RemovedIndices.Contains(iCopy) ? (RemovedSeedWords[iCopy].IsCorrect ? "word-valid" : "word-invalid") : "")/>
-                </div>
-            }
+                for (int i = 0; i < RemovedSeedWords.Count; i++)
+                {
+                    int iCopy = i;
+                    <div class=@($"seed-word")>
+                        <p>@(i + 1)</p>
+                        <input value="@RemovedSeedWords[iCopy].Word" @oninput="(e) => HandleOnInput(e.Value.ToString(), iCopy)" disabled="@(!RemovedIndices.Contains(iCopy))" class=@(RemovedIndices.Contains(iCopy) ? (RemovedSeedWords[iCopy].IsCorrect ? "word-valid" : "word-invalid") : "") />
+                    </div>
+                }
 
-            <button disabled="@(!IsValid)" class="button-green" @onclick="Submit">Submit</button>
-            <button class="button-grey" @onclick="GoBack">Go back</button>
-            break;
-        default: break;
+                <button disabled="@(!IsValid)" class="button-green" @onclick="Submit">Submit</button>
+                <button class="button-grey" @onclick="GoBack">Go back</button>
+                break;
+            default: break;
+        }
     }
 </div>

Components/Pages/SeedBackup.razor.cs

@@ -53,7 +53,16 @@ public void HandleOnInput(string word, int i)
 
     protected override async Task OnInitializedAsync()
     {
-        XmrSeed = await HavenoWalletService.GetXmrSeedAsync();
+        try
+        {
+            XmrSeed = await HavenoWalletService.GetXmrSeedAsync();
+        }
+        catch
+        {
+            // TODO - Only happens if remote node is not connected, handle this better
+            return;
+        }
+
         SeedWords = XmrSeed.Split(" ").ToList();
         RemovedSeedWords = SeedWords.Select(x => new SeedWord(x, false)).ToList();
 

Components/Pages/Settings.razor

@@ -109,19 +109,10 @@
         </div>
         <br />
         <p class="bold-p">Monero network</p>
-        @if (DaemonInstallOption == DaemonInstallOptions.RemoteNode)
-        {
-            // Always false when using standalone?
-            <p>Status: @(IsXmrNodeOnline ? "Running" : "Stopped")</p>
-        }
-        @if (UrlConnections.Count == 0)
-        {
-            <p>No Monero nodes</p>
-        }
-        else
+        @if (UrlConnections.Count != 0)
         {
             <ul class="url-connections">
-                @foreach (var urlConnection in UrlConnections.Where(x => !x.Url.Contains("127.0.0.1")).OrderByDescending(x => x.Url == ConnectedMoneroNodeUrl).ThenBy(x => x.Priority))
+                @foreach (var urlConnection in UrlConnections.Where(x => DaemonInstallOption == DaemonInstallOptions.RemoteNode ? true : !x.Url.Contains("127.0.0.1")).OrderByDescending(x => x.Url == ConnectedMoneroNodeUrl).ThenBy(x => x.Priority))
                 {
                     <li class=@(urlConnection.Url == ConnectedMoneroNodeUrl ? "connection connected" : "connection")>
                         @switch (urlConnection.OnlineStatus)
@@ -144,8 +135,8 @@
             </ul>
         }
     </div>
-    <button @onclick="() => ShowAddMoneroNodeModal = true">Add Monero node</button>
-    <Toggle OnToggledChanged="SetAutoSwitchAsync" @bind-IsToggled="IsAutoSwitchEnabled" Text="Use any Monero node"></Toggle>
+    <button disabled="@(!IsConnected)" @onclick="() => ShowAddMoneroNodeModal = true">Add Monero node</button>
+    <Toggle Disabled=@(!IsConnected) OnToggledChanged="SetAutoSwitchAsync" @bind-IsToggled="IsAutoSwitchEnabled" Text="Use any Monero node"></Toggle>
     <p class="note">Note: disable this to ensure the app only uses the selected node</p>
     <br/>
     <p class="bold-p">Preferences</p>
@@ -173,7 +164,7 @@
         <div class="@(IsRemoteNodeToggled ? "remote-node-section" : "remote-node-section remote-node-disabled")">
             <button @onclick="ScanQRCodeAsync" class="qr-btn">Scan QR code</button>
             <p class="or">Or</p>
-            <label class="bold-p">IP Address</label>
+            <label class="bold-p">Onion Address</label>
             <input @bind="Host" type="text"/>
             <label class="bold-p">Password</label>
             <input @bind="Password" type="password" />

Components/Pages/Settings.razor.cs

@@ -696,8 +696,16 @@ protected override async Task OnInitializedAsync()
         IsXmrNodeOnline = DaemonInfoSingleton.IsXmrNodeOnline;
         ConnectedMoneroNodeUrl = DaemonInfoSingleton.ConnectedMoneroNodeUrl;
 
-        IsAutoSwitchEnabled = await HavenoXmrNodeService.GetAutoSwitchAsync();
-        UrlConnections = await HavenoXmrNodeService.GetConnectionsAsync();
+        try
+        {
+
+            IsAutoSwitchEnabled = await HavenoXmrNodeService.GetAutoSwitchAsync();
+            UrlConnections = await HavenoXmrNodeService.GetConnectionsAsync();
+        }
+        catch
+        {
+
+        }
 
         DaemonInfoSingleton.OnDaemonInfoFetch += HandleDaemonInfoFetch;
         DaemonConnectionSingleton.OnConnectionChanged += HandleDaemonConnectionChanged;