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Webshop.Infrastructure/Services/LocalFileStorageService.cs

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+// src/Webshop.Infrastructure/Services/LocalFileStorageService.cs
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.AspNetCore.Http;
+using System;
+using System.IO;
+using System.Threading.Tasks;
+using Webshop.Domain.Interfaces;
+
+namespace Webshop.Infrastructure.Services
+{
+    public class LocalFileStorageService : IFileStorageService
+    {
+        private readonly IWebHostEnvironment _env;
+        private readonly IHttpContextAccessor _httpContextAccessor;
+
+        public LocalFileStorageService(IWebHostEnvironment env, IHttpContextAccessor httpContextAccessor)
+        {
+            _env = env;
+            _httpContextAccessor = httpContextAccessor;
+        }
+
+        public async Task<string> SaveFileAsync(Stream fileStream, string fileName, string contentType)
+        {
+            // Erstelle einen eindeutigen Dateinamen, um Kollisionen zu vermeiden
+            var fileExtension = Path.GetExtension(fileName);
+            var uniqueFileName = $"{Guid.NewGuid()}{fileExtension}";
+
+            // Definiere den Speicherort im wwwroot-Ordner
+            var uploadsFolderPath = Path.Combine(_env.WebRootPath, "uploads");
+            if (!Directory.Exists(uploadsFolderPath))
+            {
+                Directory.CreateDirectory(uploadsFolderPath);
+            }
+
+            var filePath = Path.Combine(uploadsFolderPath, uniqueFileName);
+
+            // Speichere den Stream in die Datei
+            await using (var outputStream = new FileStream(filePath, FileMode.Create))
+            {
+                await fileStream.CopyToAsync(outputStream);
+            }
+
+            // Erstelle die öffentliche URL
+            var request = _httpContextAccessor.HttpContext.Request;
+            var baseUrl = $"{request.Scheme}://{request.Host}";
+            var fileUrl = $"{baseUrl}/uploads/{uniqueFileName}";
+
+            return fileUrl;
+        }
+    }
+}