Revert "Add DevExpress Reporting and Custom Report Storage"

This reverts commit f19251ac1a.

DXApp.TemplateKitProject/Controllers/DocumentViewerController.cs

@@ -1,16 +0,0 @@
-using Microsoft.AspNetCore.Mvc;
-using DevExpress.AspNetCore.Reporting.WebDocumentViewer;
-using DevExpress.AspNetCore.Reporting.WebDocumentViewer.Native.Services;
-
-namespace DXApp.TemplateKitProject.Controllers
-{
-    [Route("DocumentViewer")]
-    public class DocumentViewerController : WebDocumentViewerController
-    {
-        // Hier den erwarteten DevExpress-Service injizieren und an die Basisklasse weitergeben
-        public DocumentViewerController(IWebDocumentViewerMvcControllerService controllerService)
-            : base(controllerService)
-        {
-        }
-    }
-}

DXApp.TemplateKitProject/DXApp.TemplateKitProject.csproj

@@ -16,10 +16,8 @@
   </Target>
 
   <ItemGroup>
-    <PackageReference Include="DevExpress.AspNetCore.Reporting" Version="25.2.7" />
     <PackageReference Include="DevExpress.Document.Processor" Version="25.2.7" />
-    <PackageReference Include="DevExpress.Pdf.Drawing" Version="25.2.7" />
-    <PackageReference Include="DevExtreme.AspNet.Core" Version="25.2.7" />
+    <PackageReference Include="DevExtreme.AspNet.Core" Version="25.2.*" />
     <PackageReference Include="MailKit" Version="4.16.0" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="8.0.8" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="8.0.8">
@@ -29,4 +27,8 @@
     <PackageReference Include="Microsoft.Web.LibraryManager.Build" Version="3.0.71" />
   </ItemGroup>
 
+  <ItemGroup>
+    <Folder Include="Controllers\" />
+  </ItemGroup>
+
 </Project>

DXApp.TemplateKitProject/DevExpressExtensions/CustomReportStorageWebExtension.cs

@@ -1,119 +0,0 @@
-using DevExpress.XtraReports.UI;
-using DevExpress.XtraReports.Web.Extensions;
-using DXApp.TemplateKitProject.Data;
-using Microsoft.EntityFrameworkCore;
-
-namespace DXApp.TemplateKitProject.DevExpressExtensions;
-
-public class CustomReportStorageWebExtension : ReportStorageWebExtension
-{
-    private readonly AppDbContext _db;
-    private readonly ILogger<CustomReportStorageWebExtension> _logger;
-
-    public CustomReportStorageWebExtension(
-        AppDbContext db,
-        ILogger<CustomReportStorageWebExtension> logger)
-    {
-        _db = db;
-        _logger = logger;
-    }
-
-    public override bool CanSetData(string url)
-    {
-        // Wir erlauben KEIN Speichern von Änderungen über den Viewer
-        // PDFs sind bei uns Read-Only im Viewer
-        return false;
-    }
-
-    public override bool IsValidUrl(string url)
-    {
-        // Prüfen ob URL dem Format entspricht: "invoice-{id}"
-        return url.StartsWith("invoice-", StringComparison.OrdinalIgnoreCase);
-    }
-
-    public override byte[] GetData(string url)
-    {
-        try
-        {
-            _logger.LogDebug("GetData aufgerufen für URL: {Url}", url);
-
-            // URL-Format: "invoice-123" → ID extrahieren
-            if (!url.StartsWith("invoice-", StringComparison.OrdinalIgnoreCase))
-            {
-                _logger.LogWarning("Ungültige URL: {Url}", url);
-                return Array.Empty<byte>();
-            }
-
-            var idString = url.Substring("invoice-".Length);
-            if (!int.TryParse(idString, out var invoiceId))
-            {
-                _logger.LogWarning("Ungültige Invoice-ID in URL: {Url}", url);
-                return Array.Empty<byte>();
-            }
-
-            // Rechnung aus Datenbank laden
-            var invoice = _db.ZugferdInvoices
-                .AsNoTracking()
-                .FirstOrDefault(i => i.Id == invoiceId);
-
-            if (invoice == null)
-            {
-                _logger.LogWarning("Rechnung mit ID {Id} nicht gefunden.", invoiceId);
-                return Array.Empty<byte>();
-            }
-
-            // Prüfen ob ResultFilePath existiert
-            if (string.IsNullOrEmpty(invoice.ResultFilePath))
-            {
-                _logger.LogWarning(
-                    "Rechnung {Id} hat keine Result-PDF (ResultFilePath ist leer).",
-                    invoiceId);
-                return Array.Empty<byte>();
-            }
-
-            // Datei vom Dateisystem laden
-            if (!File.Exists(invoice.ResultFilePath))
-            {
-                _logger.LogError(
-                    "Result-PDF-Datei nicht gefunden: {Path}",
-                    invoice.ResultFilePath);
-                return Array.Empty<byte>();
-            }
-
-            var pdfBytes = File.ReadAllBytes(invoice.ResultFilePath);
-
-            _logger.LogInformation(
-                "Result-PDF geladen: Invoice {Id}, Größe: {Size} Bytes",
-                invoiceId,
-                pdfBytes.Length);
-
-            return pdfBytes;
-        }
-        catch (Exception ex)
-        {
-            _logger.LogError(ex, "Fehler beim Laden der PDF für URL: {Url}", url);
-            return Array.Empty<byte>();
-        }
-    }
-
-    public override Dictionary<string, string> GetUrls()
-    {
-        // Diese Methode wird verwendet um eine Liste aller verfügbaren Reports zu liefern
-        // Für unseren Use-Case nicht benötigt (wir laden immer spezifisch eine Invoice)
-        return new Dictionary<string, string>();
-    }
-
-    public override void SetData(XtraReport report, string url)
-    {
-        // Nicht implementiert - wir erlauben kein Speichern über den Viewer
-        throw new NotSupportedException(
-            "Das Speichern von Reports über den Document Viewer ist nicht unterstützt.");
-    }
-
-    public override string SetNewData(XtraReport report, string defaultUrl)
-    {
-        // Nicht implementiert - wir erstellen keine neuen Reports über den Viewer
-        throw new NotSupportedException(
-            "Das Erstellen neuer Reports über den Document Viewer ist nicht unterstützt.");
-    }
-}

DXApp.TemplateKitProject/Pages/Invoices/Details.cshtml

@@ -16,10 +16,10 @@
 
 @if (!string.IsNullOrEmpty(Model.Invoice?.ResultFilePath))
 {
-    <a class="btn btn-primary mb-3 ms-2"
-       href="/Invoices/DocumentViewer?id=@Model.Invoice.Id">
+    <button class="btn btn-primary mb-3 ms-2"
+            onclick="openPdfViewer(@Model.Invoice.Id)">
         <i class="dx-icon-pdffile"></i> Ergebnis anzeigen
-    </a>
+    </button>
 }
 
 @if (Model.Invoice is null)

DXApp.TemplateKitProject/Pages/Invoices/DocumentViewer.cshtml

@@ -1,33 +0,0 @@
-@page
-@model DXApp.TemplateKitProject.Pages.Invoices.DocumentViewerModel
-@{
-    ViewData["Title"] = "Dokument Viewer";
-    var pdfUrl = Model.PdfUrl;
-}
-
-<div class="container-fluid" style="height:100vh; padding:0;">
-    <div class="d-flex align-items-center justify-content-between p-3 border-bottom">
-        <h5 class="m-0">Rechnung @Model.Id - Dokument</h5>
-        <div>
-            <a class="btn btn-secondary me-2" href="/Invoices">Zurück zur Übersicht</a>
-            <!-- Später: Button um DevExpress Viewer zu öffnen -->
-            <a class="btn btn-outline-primary" href="/Invoices/DocumentViewerDevExpress?id=@Model.Id">
-                DevExpress Viewer (experimental)
-            </a>
-        </div>
-    </div>
-
-    <div style="height:calc(100vh - 64px);">
-        @* Solide, funktionierende Baseline: Browser-internen PDF-Renderer verwenden *@
-        <iframe id="pdf-viewer-iframe"
-                src="@pdfUrl"
-                style="width:100%; height:100%; border: none;"
-                title="PDF Viewer"></iframe>
-    </div>
-
-    @* Hinweis:
-       - Diese Seite zeigt aktuell das PDF per einfachem iframe (funktioniert zuverlässig).
-       - Nächster Commit: wir ersetzen iframe durch DevExpress WebDocumentViewer oder laden diesen zusätzlich.
-       - Der Link "DevExpress Viewer (experimental)" ist ein Platzhalter; wir implementieren die Route /Invoices/DocumentViewerDevExpress in einem der nächsten Schritte.
-    *@
-</div>

DXApp.TemplateKitProject/Pages/Invoices/DocumentViewer.cshtml.cs

@@ -1,17 +0,0 @@
-using Microsoft.AspNetCore.Mvc;
-using Microsoft.AspNetCore.Mvc.RazorPages;
-
-namespace DXApp.TemplateKitProject.Pages.Invoices;
-
-public class DocumentViewerModel : PageModel
-{
-    [BindProperty(SupportsGet = true)]
-    public int Id { get; set; }
-
-    public string PdfUrl => $"/Invoices/ViewPdf?id={Id}";
-
-    public void OnGet()
-    {
-        // Keine serverseitige Logik nötig für die erste Version.
-    }
-}

DXApp.TemplateKitProject/Pages/Invoices/DocumentViewerDevExpress.cshtml

@@ -1,32 +0,0 @@
-@page
-@model DXApp.TemplateKitProject.Pages.Invoices.DocumentViewerDevExpressModel
-@{
-    ViewData["Title"] = "DevExpress Document Viewer";
-}
-
-@* Dev: Für schnelle Tests verwenden wir die CDN-Assets.
-   In Production bitte lokal hosten und Lizenz einbinden. *@
-<link rel="stylesheet" href="https://cdn3.devexpress.com/jslib/25.2.7/css/dx.common.css" />
-<link rel="stylesheet" href="https://cdn3.devexpress.com/jslib/25.2.7/css/dx.light.css" />
-<script src="https://cdn3.devexpress.com/jslib/25.2.7/js/dx.all.js"></script>
-<script src="https://cdn3.devexpress.com/jslib/25.2.7/js/dx.aspnet.data.js"></script>
-
-<div class="container-fluid" style="height:100vh; padding:0;">
-    <div class="d-flex align-items-center justify-content-between p-3 border-bottom">
-        <h5 class="m-0">DevExpress Viewer — Rechnung @Model.Id</h5>
-        <div>
-            <a class="btn btn-secondary me-2" href="/Invoices">Zurück zur Übersicht</a>
-            <a class="btn btn-outline-secondary" href="/Invoices/DocumentViewer?id=@Model.Id">Baseline Viewer</a>
-        </div>
-    </div>
-
-    <div style="height:calc(100vh - 64px);">
-        @* KORRIGIERTE SYNTAX: Der WebDocumentViewer-Helper wird direkt aufgerufen. *@
-        @(Html.DevExpress().WebDocumentViewer()
-                .Name("WebDocumentViewer")
-                .Height("100%")
-                .Width("100%")
-                .Bind(Model.ReportKey)
-                )
-    </div>
-</div>

DXApp.TemplateKitProject/Pages/Invoices/DocumentViewerDevExpress.cshtml.cs

@@ -1,16 +0,0 @@
-using Microsoft.AspNetCore.Mvc;
-using Microsoft.AspNetCore.Mvc.RazorPages;
-
-namespace DXApp.TemplateKitProject.Pages.Invoices;
-
-public class DocumentViewerDevExpressModel : PageModel
-{
-    [BindProperty(SupportsGet = true)]
-    public int Id { get; set; }
-
-    public string ReportKey => $"invoice-{Id}";
-
-    public void OnGet()
-    {
-    }
-}

DXApp.TemplateKitProject/Pages/Invoices/ViewPdf.cshtml

@@ -1,6 +1,2 @@
 @page
 @model DXApp.TemplateKitProject.Pages.Invoices.ViewPdfModel
-@{
-    Layout = "_Layout";
-    // Diese Seite liefert keinen HTML-Content; der Handler gibt die PDF zurück.
-}

DXApp.TemplateKitProject/Pages/Invoices/ViewPdf.cshtml.cs

@@ -1,43 +1,24 @@
-using Microsoft.AspNetCore.Mvc;
+using DXApp.TemplateKitProject.Data;
+using Microsoft.AspNetCore.Mvc;
 using Microsoft.AspNetCore.Mvc.RazorPages;
-using DXApp.TemplateKitProject.Data;
 using Microsoft.EntityFrameworkCore;
 
 namespace DXApp.TemplateKitProject.Pages.Invoices;
 
-public class ViewPdfModel : PageModel
+public class ViewPdfModel(AppDbContext db) : PageModel
 {
-    private readonly AppDbContext _db;
-    private readonly ILogger<ViewPdfModel> _logger;
-
-    public ViewPdfModel(AppDbContext db, ILogger<ViewPdfModel> logger)
-    {
-        _db = db;
-        _logger = logger;
-    }
-
     public async Task<IActionResult> OnGetAsync(int id)
     {
-        var invoice = await _db.ZugferdInvoices
-            .AsNoTracking()
+        var invoice = await db.ZugferdInvoices
             .FirstOrDefaultAsync(i => i.Id == id);
 
-        if (invoice is null)
-            return NotFound();
-
-        if (string.IsNullOrEmpty(invoice.ResultFilePath))
+        if (invoice is null || string.IsNullOrEmpty(invoice.ResultFilePath))
             return NotFound();
 
         if (!System.IO.File.Exists(invoice.ResultFilePath))
             return NotFound();
 
         var bytes = await System.IO.File.ReadAllBytesAsync(invoice.ResultFilePath);
-        _logger.LogInformation("ViewPdf: Invoice {Id} ausgeliefert ({Size} Bytes).", id, bytes.Length);
-
-        // Wichtig: keine "attachment" Content-Disposition setzen
-        // wir setzen inline (oder lassen es weg) damit Browser im Viewer darstellt
-        Response.Headers["Content-Disposition"] = $"inline; filename=\"{Path.GetFileName(invoice.ResultFilePath)}\"";
-
         return File(bytes, "application/pdf");
     }
 }

DXApp.TemplateKitProject/Pages/_ViewImports.cshtml

@@ -1,10 +1,4 @@
 @using DXApp.TemplateKitProject
-@using DXApp.TemplateKitProject.Pages
 @namespace DXApp.TemplateKitProject.Pages
 @addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers
-
-@* --- DevExpress & DevExtreme Integration --- *@
-@using DevExpress.AspNetCore
-@using DevExpress.AspNetCore.Reporting
 @using DevExtreme.AspNet.Mvc
-@addTagHelper *, DevExtreme.AspNet.Core

DXApp.TemplateKitProject/Program.cs

@@ -1,22 +1,11 @@
 using DXApp.TemplateKitProject.Data;
-using DXApp.TemplateKitProject.DevExpressExtensions;
 using DXApp.TemplateKitProject.Services;
 using Microsoft.EntityFrameworkCore;
-using DevExpress.AspNetCore;
-using DevExpress.AspNetCore.Reporting;
-using DevExpress.XtraReports.Web.Extensions;
 
 var builder = WebApplication.CreateBuilder(args);
 
-// MVC-Controller hinzufügen (benötigt für DevExpress WebDocumentViewer)
-builder.Services.AddControllersWithViews();
-
 builder.Services.AddRazorPages();
 
-// DevExpress Controls und Reporting Services
-builder.Services.AddDevExpressControls();
-builder.Services.AddScoped<ReportStorageWebExtension, CustomReportStorageWebExtension>();
-
 // Datenbank
 var connectionString = builder.Configuration.GetConnectionString("EcmContext")
     ?? throw new InvalidOperationException("Connection string 'EcmContext' not found.");
@@ -41,22 +30,13 @@ if (!app.Environment.IsDevelopment())
 
 app.UseHttpsRedirection();
 
-// MIME-Types für PDF.js UND DevExpress registrieren
+// MIME-Types für PDF.js registrieren (einmaliger UseStaticFiles-Aufruf)
 var provider = new Microsoft.AspNetCore.StaticFiles.FileExtensionContentTypeProvider();
 provider.Mappings[".mjs"] = "text/javascript";
 provider.Mappings[".ftl"] = "text/plain";
-provider.Mappings[".woff2"] = "font/woff2";
-provider.Mappings[".woff"] = "font/woff";
-
 app.UseStaticFiles(new StaticFileOptions { ContentTypeProvider = provider });
 
-// DevExpress Middleware
-app.UseDevExpressControls();
-
 app.UseRouting();
 app.UseAuthorization();
-
-// Controller-Routen verfügbar machen (wichtig für DevExpress WebDocumentViewer)
-app.MapControllers();
 app.MapRazorPages();
 app.Run();