Enhance ConfirmDialog with customizable button styles and add PDF opening functionality in AccountDetail

src/Duempelkas.App/Components/Dialogs/ConfirmDialog.razor

@@ -4,7 +4,7 @@
         <p>@Message</p>
         <div class="d-flex justify-content-end gap-2">
             <button class="btn btn-outline-secondary" @onclick="Cancel"><i class="bi bi-x-lg"></i> @CancelText</button>
-            <button class="btn btn-danger" @onclick="Confirm"><i class="bi bi-trash"></i> @ConfirmText</button>
+            <button class="@ConfirmButtonClass" @onclick="Confirm"><i class="@ConfirmIconClass"></i> @ConfirmText</button>
         </div>
     </div>
 </div>
@@ -14,6 +14,8 @@
     [Parameter] public string Message { get; set; } = "Sind Sie sicher?";
     [Parameter] public string ConfirmText { get; set; } = "Ja, bestätigen";
     [Parameter] public string CancelText { get; set; } = "Nein, abbrechen";
+    [Parameter] public string ConfirmButtonClass { get; set; } = "btn btn-danger";
+    [Parameter] public string ConfirmIconClass { get; set; } = "bi bi-trash";
     [Parameter] public EventCallback OnConfirm { get; set; }
     [Parameter] public EventCallback OnCancel { get; set; }
 

src/Duempelkas.App/Pages/Accounts/AccountDetail.razor

@@ -144,6 +144,18 @@
                    OnCancel="CancelRestoreConfirm" />
 }
 
+@if (!string.IsNullOrWhiteSpace(savedPdfPath))
+{
+    <ConfirmDialog Title="PDF öffnen"
+                   Message="Die PDF wurde gespeichert. Möchten Sie sie jetzt öffnen?"
+                   ConfirmText="Ja, öffnen"
+                   CancelText="Nein"
+                   ConfirmButtonClass="btn btn-primary"
+                   ConfirmIconClass="bi bi-box-arrow-up-right"
+                   OnConfirm="HandleOpenSavedPdf"
+                   OnCancel="CancelOpenSavedPdf" />
+}
+
 @if (editingEntry != null)
 {
     <AddEntryDialog AccountId="AccountId"
@@ -176,6 +188,8 @@
     private int? confirmRestoreEntryId;
     private string? confirmRestoreEntryTitle;
 
+    private string? savedPdfPath;
+
     private EntryDto? editingEntry;
     private EntryDto? editingTransferEntry;
 
@@ -291,7 +305,22 @@
     {
         var pdf = await PdfStatementService.GenerateStatementAsync(AccountId, showCurrentYearOnly);
         var suffix = showCurrentYearOnly ? $"_{DateTime.Now.Year}" : "_Gesamt";
-        await FileSaveService.SaveFileAsync(pdf, $"{account?.Name}{suffix}.pdf");
+        savedPdfPath = await FileSaveService.SaveFileAsync(pdf, $"{account?.Name}{suffix}.pdf");
+    }
+
+    private async Task HandleOpenSavedPdf()
+    {
+        if (!string.IsNullOrWhiteSpace(savedPdfPath))
+        {
+            await FileSaveService.OpenFileAsync(savedPdfPath);
+        }
+
+        savedPdfPath = null;
+    }
+
+    private void CancelOpenSavedPdf()
+    {
+        savedPdfPath = null;
     }
 
     private static string FormatAmount(decimal amount) => $"{amount:N2} €";

src/Duempelkas.App/Services/IFileSaveService.cs

@@ -3,4 +3,5 @@ namespace Duempelkas.App.Services;
 public interface IFileSaveService
 {
     Task<string?> SaveFileAsync(byte[] content, string suggestedFileName);
+    Task OpenFileAsync(string filePath);
 }

src/Duempelkas.Infrastructure/Services/FileSaveService.cs

@@ -15,6 +15,36 @@ public class FileSaveService : IFileSaveService
         return filePath;
     }
 
+    public Task OpenFileAsync(string filePath)
+    {
+        if (string.IsNullOrWhiteSpace(filePath) || !File.Exists(filePath))
+        {
+            return Task.CompletedTask;
+        }
+
+        return Task.Run(() =>
+        {
+            if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
+            {
+                Process.Start(new ProcessStartInfo
+                {
+                    FileName = filePath,
+                    UseShellExecute = true
+                });
+
+                return;
+            }
+
+            if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
+            {
+                Process.Start("open", filePath);
+                return;
+            }
+
+            Process.Start("xdg-open", filePath);
+        });
+    }
+
     private static Task<string?> ShowSaveDialogAsync(string suggestedFileName)
     {
         return Task.Run(() =>