Add basic error alert

#10
jacobjmarks · May 5, 2024 · d94e3d0 · d94e3d0
1 parent 9418808
commit d94e3d0
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Showing 2 changed files with 23 additions and 3 deletions.
diff --git a/Client/Pages/Home.razor b/Client/Pages/Home.razor
@@ -66,9 +66,12 @@
             <MudTh>Binding Result</MudTh>
         </HeaderContent>
         <NoRecordsContent>
-            <MudText Typo="Typo.body2" Class="mud-text-secondary mx-5" Align="Align.Left">
-                No results
-            </MudText>
+            @if (!_showErrorAlert)
+            {
+                <MudText Typo="Typo.body2" Class="mud-text-secondary mx-5" Align="Align.Left">
+                    No results
+                </MudText>
+            }
         </NoRecordsContent>
         <RowTemplate>
             <MudTd DataLabel="Parameter Type">
@@ -133,4 +136,11 @@
             </MudStack>
         }
     }
+
+    @if (_showErrorAlert)
+    {
+        <MudAlert Severity="Severity.Error" ShowCloseIcon="true" CloseIconClicked="@(() => _showErrorAlert = false)">
+            Oops! Something went wrong. Please try again.
+        </MudAlert>
+    }
 </MudStack>
diff --git a/Client/Pages/Home.razor.cs b/Client/Pages/Home.razor.cs
@@ -27,6 +27,7 @@ public sealed partial class Home : IDisposable
 
     private MudTextField<string> _input = null!;
     private bool loadingIndicator = false;
+    private bool _showErrorAlert;
 
     private IEnumerable<BindingResults> bindingResults = [];
 
@@ -42,6 +43,9 @@ private void InputOnChange(string? value)
         if (!loadingIndicator)
             loadingIndicator = true;
 
+        if (_showErrorAlert)
+            _showErrorAlert = false;
+
         RestartDebounceTimer();
     }
 
@@ -116,6 +120,12 @@ private async Task GetBindingResultsAsync(string inputValue)
             var results = await response.Content.ReadFromJsonAsync<IEnumerable<BindingResults>>() ?? [];
             bindingResults = results.OrderBy(r => r.AllErroneous);
         }
+        catch
+        {
+            bindingResults = [];
+            _showErrorAlert = true;
+            throw;
+        }
         finally
         {
             isFetchingResults = false;