feature: add blazor app

FahrzeugeMVC/Controllers/FahrzeugController.cs

@@ -0,0 +1,47 @@
+using FahrzeugDatenBank;
+using FahrzeugeMVC.Models;
+using Microsoft.AspNetCore.Mvc;
+
+namespace FahrzeugeMVC.Controllers;
+
+public class FahrzeugController : Controller
+{
+    public IActionResult Index()
+    {
+        string connectionString = this.GetConnectionString();
+        var respsitory = new FahrzeugRepository(connectionString);
+        List<FahrzeugDTO>? fahrzeugs = respsitory.HoleAlleFahrzeuge();
+
+        var model = new FahrzeugListeModel(fahrzeugs);
+
+        return View(model);
+    }
+
+    public string GetConnectionString()
+    {
+        return "Server=localhost;User ID=admin;Password=admin;Database=FahrzeugDB";
+    }
+
+    [HttpGet]
+    public IActionResult Einfuegen()
+    {
+        var model = new FahrzeugEinfugenModel();
+        return View(model);
+    }
+
+    [HttpPost]
+    public IActionResult Einfuegen(FahrzeugEinfugenModel model)
+    {
+        if (ModelState.IsValid && !string.IsNullOrEmpty(model.Name) && !string.IsNullOrEmpty(model.Type))
+        {
+            string connectionString = this.GetConnectionString();
+            var repository = new FahrzeugRepository(connectionString);
+            repository.FuegeFahrzeugEin(model.Name, model.Type);
+            return RedirectToAction(nameof(Index));
+        }
+        else
+        {
+            return View(model);
+        }
+    }
+}

FahrzeugeMVC/Controllers/HomeController.cs

@@ -0,0 +1,32 @@
+using FahrzeugeMVC.Models;
+using Microsoft.AspNetCore.Mvc;
+using System.Diagnostics;
+
+namespace FahrzeugeMVC.Controllers
+{
+    public class HomeController : Controller
+    {
+        private readonly ILogger<HomeController> _logger;
+
+        public HomeController(ILogger<HomeController> logger)
+        {
+            _logger = logger;
+        }
+
+        public IActionResult Index()
+        {
+            return View();
+        }
+
+        public IActionResult Privacy()
+        {
+            return View();
+        }
+
+        [ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
+        public IActionResult Error()
+        {
+            return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier });
+        }
+    }
+}