test bilder upload

Webshop.Application/Services/Admin/AdminProductService.cs

@@ -1,4 +1,5 @@
 // src/Webshop.Application/Services/Admin/AdminProductService.cs
+
 using Microsoft.EntityFrameworkCore;
 using Webshop.Domain.Entities;
 using Webshop.Domain.Interfaces;
@@ -29,47 +30,42 @@ namespace Webshop.Application.Services.Admin
             _context = context;
         }
 
-        // ... (GetAllAdminProductsAsync und GetAdminProductByIdAsync bleiben unver<65>ndert) ...
-        #region Unchanged Methods
         public async Task<ServiceResult<IEnumerable<AdminProductDto>>> GetAllAdminProductsAsync()
         {
-            var products = await _context.Products.Include(p => p.Productcategories).Include(p => p.Images).OrderBy(p => p.Name).ToListAsync();
+            var products = await _context.Products
+                .Include(p => p.Images)
+                .Include(p => p.Productcategories)
+                .OrderBy(p => p.Name)
+                .ToListAsync();
+
             var dtos = products.Select(MapToAdminDto).ToList();
             return ServiceResult.Ok<IEnumerable<AdminProductDto>>(dtos);
         }
 
         public async Task<ServiceResult<AdminProductDto>> GetAdminProductByIdAsync(Guid id)
         {
-            var product = await _context.Products.Include(p => p.Productcategories).Include(p => p.Images).FirstOrDefaultAsync(p => p.Id == id);
+            var product = await _productRepository.GetProductByIdForUpdateAsync(id);
-            if (product == null) { return ServiceResult.Fail<AdminProductDto>(ServiceResultType.NotFound, $"Produkt mit ID '{id}' nicht gefunden."); }
+            if (product == null)
+            {
+                return ServiceResult.Fail<AdminProductDto>(ServiceResultType.NotFound, $"Produkt mit ID '{id}' nicht gefunden.");
+            }
             return ServiceResult.Ok(MapToAdminDto(product));
         }
-        #endregion
 
         public async Task<ServiceResult<AdminProductDto>> CreateAdminProductAsync(CreateAdminProductDto productDto)
         {
+            // Ihre Create-Logik hier... (unver<65>ndert)
             var skuExists = await _context.Products.AnyAsync(p => p.SKU == productDto.SKU);
-            if (skuExists)
+            if (skuExists) { return ServiceResult.Fail<AdminProductDto>(ServiceResultType.Conflict, $"Ein Produkt mit der SKU '{productDto.SKU}' existiert bereits."); }
-            {
-                return ServiceResult.Fail<AdminProductDto>(ServiceResultType.Conflict, $"Ein Produkt mit der SKU '{productDto.SKU}' existiert bereits.");
-            }
             var slugExists = await _context.Products.AnyAsync(p => p.Slug == productDto.Slug);
-            if (slugExists)
+            if (slugExists) { return ServiceResult.Fail<AdminProductDto>(ServiceResultType.Conflict, $"Ein Produkt mit dem Slug '{productDto.Slug}' existiert bereits."); }
-            {
-                return ServiceResult.Fail<AdminProductDto>(ServiceResultType.Conflict, $"Ein Produkt mit dem Slug '{productDto.Slug}' existiert bereits.");
-            }
-
             var images = new List<ProductImage>();
-
-            // << KORREKTUR: Null-Pr<50>fung f<>r das Hauptbild >>
             if (productDto.MainImageFile != null && productDto.MainImageFile.Length > 0)
             {
                 await using var stream = productDto.MainImageFile.OpenReadStream();
                 var url = await _fileStorageService.SaveFileAsync(stream, productDto.MainImageFile.FileName, productDto.MainImageFile.ContentType);
                 images.Add(new ProductImage { Url = url, IsMainImage = true, DisplayOrder = 1 });
             }
-
-            // << KORREKTUR: Null-Pr<50>fung f<>r zus<75>tzliche Bilder >>
             if (productDto.AdditionalImageFiles != null)
             {
                 int order = 2;
@@ -83,17 +79,19 @@ namespace Webshop.Application.Services.Admin
                     }
                 }
             }
-
             var newProduct = new Product
             {
                 Name = productDto.Name,
                 Description = productDto.Description,
+               
                 SKU = productDto.SKU,
                 Price = productDto.Price,
                 IsActive = productDto.IsActive,
                 StockQuantity = productDto.StockQuantity,
+                IsInStock = productDto.StockQuantity > 0,
                 Slug = productDto.Slug,
                 Weight = productDto.Weight,
+             
                 OldPrice = productDto.OldPrice,
                 SupplierId = productDto.SupplierId,
                 PurchasePrice = productDto.PurchasePrice,
@@ -102,40 +100,115 @@ namespace Webshop.Application.Services.Admin
                 Images = images,
                 Productcategories = productDto.CategorieIds.Select(cId => new Productcategorie { categorieId = cId }).ToList()
             };
-
             await _productRepository.AddProductAsync(newProduct);
             return ServiceResult.Ok(MapToAdminDto(newProduct));
         }
 
-        // ... (UpdateAdminProductAsync und DeleteAdminProductAsync und MapToAdminDto bleiben unver<65>ndert) ...
-        #region Unchanged Methods
         public async Task<ServiceResult> UpdateAdminProductAsync(UpdateAdminProductDto productDto)
         {
-            var existingProduct = await _context.Products.Include(p => p.Images).Include(p => p.Productcategories).FirstOrDefaultAsync(p => p.Id == productDto.Id);
+            var existingProduct = await _productRepository.GetProductByIdForUpdateAsync(productDto.Id);
-            if (existingProduct == null) { return ServiceResult.Fail(ServiceResultType.NotFound, $"Produkt mit ID '{productDto.Id}' nicht gefunden."); }
+            if (existingProduct == null)
+            {
+                return ServiceResult.Fail(ServiceResultType.NotFound, $"Produkt mit ID '{productDto.Id}' nicht gefunden.");
+            }
+
             var skuExists = await _context.Products.AnyAsync(p => p.SKU == productDto.SKU && p.Id != productDto.Id);
-            if (skuExists) { return ServiceResult.Fail(ServiceResultType.Conflict, $"Ein anderes Produkt mit der SKU '{productDto.SKU}' existiert bereits."); }
+            if (skuExists)
+            {
+                return ServiceResult.Fail(ServiceResultType.Conflict, $"Ein anderes Produkt mit der SKU '{productDto.SKU}' existiert bereits.");
+            }
             var slugExists = await _context.Products.AnyAsync(p => p.Slug == productDto.Slug && p.Id != productDto.Id);
-            if (slugExists) { return ServiceResult.Fail(ServiceResultType.Conflict, $"Ein anderes Produkt mit dem Slug '{productDto.Slug}' existiert bereits."); }
+            if (slugExists)
-            if (productDto.ImagesToDelete != null && productDto.ImagesToDelete.Any()) { var imagesToRemove = existingProduct.Images.Where(img => productDto.ImagesToDelete.Contains(img.Id)).ToList(); _context.ProductImages.RemoveRange(imagesToRemove); }
+            {
-            if (productDto.MainImageFile != null) { var existingMainImage = existingProduct.Images.FirstOrDefault(img => img.IsMainImage); if (existingMainImage != null) _context.ProductImages.Remove(existingMainImage); await using var stream = productDto.MainImageFile.OpenReadStream(); var url = await _fileStorageService.SaveFileAsync(stream, productDto.MainImageFile.FileName, productDto.MainImageFile.ContentType); existingProduct.Images.Add(new ProductImage { Url = url, IsMainImage = true, DisplayOrder = 1 }); }
+                return ServiceResult.Fail(ServiceResultType.Conflict, $"Ein anderes Produkt mit dem Slug '{productDto.Slug}' existiert bereits.");
-            if (productDto.AdditionalImageFiles != null && productDto.AdditionalImageFiles.Any()) { int displayOrder = (existingProduct.Images.Any() ? existingProduct.Images.Max(i => i.DisplayOrder) : 0) + 1; foreach (var file in productDto.AdditionalImageFiles) { await using var stream = file.OpenReadStream(); var url = await _fileStorageService.SaveFileAsync(stream, file.FileName, file.ContentType); existingProduct.Images.Add(new ProductImage { Url = url, IsMainImage = false, DisplayOrder = displayOrder++ }); } }
+            }
-            existingProduct.Name = productDto.Name; existingProduct.Description = productDto.Description; existingProduct.SKU = productDto.SKU; existingProduct.Price = productDto.Price; existingProduct.IsActive = productDto.IsActive; existingProduct.StockQuantity = productDto.StockQuantity; existingProduct.Slug = productDto.Slug; existingProduct.Weight = productDto.Weight; existingProduct.OldPrice = productDto.OldPrice; existingProduct.SupplierId = productDto.SupplierId; existingProduct.PurchasePrice = productDto.PurchasePrice; existingProduct.LastModifiedDate = DateTimeOffset.UtcNow; existingProduct.IsFeatured = productDto.IsFeatured; existingProduct.FeaturedDisplayOrder = productDto.FeaturedDisplayOrder;
+
-            existingProduct.Productcategories.Clear(); if (productDto.CategorieIds != null) { foreach (var categorieId in productDto.CategorieIds) { existingProduct.Productcategories.Add(new Productcategorie { categorieId = categorieId }); } }
+            // --- KORRIGIERTER METHODENAUFRUF ---
-            await _productRepository.UpdateProductAsync(existingProduct); return ServiceResult.Ok();
+            existingProduct.UpdateFromDto(
+                productDto.Name, productDto.Description, productDto.SKU, productDto.Price, productDto.OldPrice,
+                productDto.IsActive, productDto.StockQuantity, productDto.Slug, productDto.Weight,
+                productDto.SupplierId, productDto.PurchasePrice, productDto.IsFeatured, productDto.FeaturedDisplayOrder,
+                productDto.CategorieIds
+            );
+
+            // Logik f<>r Bilder (unver<65>ndert)
+            if (productDto.ImagesToDelete != null && productDto.ImagesToDelete.Any())
+            {
+                var imagesToRemove = existingProduct.Images.Where(img => productDto.ImagesToDelete.Contains(img.Id)).ToList();
+                foreach (var image in imagesToRemove)
+                {
+                    existingProduct.Images.Remove(image);
+                }
+            }
+
+            if (productDto.MainImageFile != null)
+            {
+                var oldMainImage = existingProduct.Images.FirstOrDefault(i => i.IsMainImage);
+                if (oldMainImage != null) { existingProduct.Images.Remove(oldMainImage); }
+                foreach (var img in existingProduct.Images) { img.IsMainImage = false; }
+                await using var stream = productDto.MainImageFile.OpenReadStream();
+                var url = await _fileStorageService.SaveFileAsync(stream, productDto.MainImageFile.FileName, productDto.MainImageFile.ContentType);
+                existingProduct.Images.Add(new ProductImage { Url = url, IsMainImage = true });
+            }
+
+            if (productDto.AdditionalImageFiles != null && productDto.AdditionalImageFiles.Any())
+            {
+                foreach (var file in productDto.AdditionalImageFiles)
+                {
+                    await using var stream = file.OpenReadStream();
+                    var url = await _fileStorageService.SaveFileAsync(stream, file.FileName, file.ContentType);
+                    existingProduct.Images.Add(new ProductImage { Url = url, IsMainImage = false });
+                }
+            }
+
+            int currentOrder = 1;
+            foreach (var image in existingProduct.Images.OrderBy(img => !img.IsMainImage).ThenBy(img => img.Id))
+            {
+                image.DisplayOrder = currentOrder++;
+            }
+
+            await _productRepository.UpdateProductAsync();
+
+            return ServiceResult.Ok();
         }
 
         public async Task<ServiceResult> DeleteAdminProductAsync(Guid id)
         {
             var product = await _productRepository.GetProductByIdAsync(id);
-            if (product == null) { return ServiceResult.Fail(ServiceResultType.NotFound, $"Produkt mit ID '{id}' nicht gefunden."); }
+            if (product == null)
-            await _productRepository.DeleteProductAsync(id); return ServiceResult.Ok();
+            {
+                return ServiceResult.Fail(ServiceResultType.NotFound, $"Produkt mit ID '{id}' nicht gefunden.");
+            }
+            await _productRepository.DeleteProductAsync(id);
+            return ServiceResult.Ok();
         }
 
         private AdminProductDto MapToAdminDto(Product product)
         {
-            return new AdminProductDto { Id = product.Id, Name = product.Name, Description = product.Description, SKU = product.SKU, Price = product.Price, OldPrice = product.OldPrice, IsActive = product.IsActive, IsInStock = product.IsInStock, StockQuantity = product.StockQuantity, Weight = product.Weight, Slug = product.Slug, CreatedDate = product.CreatedDate, LastModifiedDate = product.LastModifiedDate, SupplierId = product.SupplierId, PurchasePrice = product.PurchasePrice, IsFeatured = product.IsFeatured, FeaturedDisplayOrder = product.FeaturedDisplayOrder, categorieIds = product.Productcategories.Select(pc => pc.categorieId).ToList(), Images = product.Images.OrderBy(i => i.DisplayOrder).Select(img => new ProductImageDto { Id = img.Id, Url = img.Url, IsMainImage = img.IsMainImage, DisplayOrder = img.DisplayOrder }).ToList() };
+            return new AdminProductDto
+            {
+                Id = product.Id,
+                Name = product.Name,
+                Description = product.Description,
+               
+                SKU = product.SKU,
+                Price = product.Price,
+                OldPrice = product.OldPrice,
+                IsActive = product.IsActive,
+                IsInStock = product.IsInStock,
+                StockQuantity = product.StockQuantity,
+                Weight = product.Weight,
+              
+                Slug = product.Slug,
+                CreatedDate = product.CreatedDate,
+                LastModifiedDate = product.LastModifiedDate,
+                SupplierId = product.SupplierId,
+                PurchasePrice = product.PurchasePrice,
+                IsFeatured = product.IsFeatured,
+                FeaturedDisplayOrder = product.FeaturedDisplayOrder,
+                categorieIds = product.Productcategories.Select(pc => pc.categorieId).ToList(),
+                Images = product.Images.OrderBy(i => i.DisplayOrder).Select(img => new ProductImageDto { Id = img.Id, Url = img.Url, IsMainImage = img.IsMainImage, DisplayOrder = img.DisplayOrder }).ToList()
+            };
         }
-        #endregion
     }
 }

Webshop.Domain/Entities/Product.cs

@@ -16,8 +16,7 @@ namespace Webshop.Domain.Entities
         [MaxLength(4000)]
         public string? Description { get; set; }
         [MaxLength(500)]
-        public string? ShortDescription { get; set; }
+
-        [Required, MaxLength(50)]
         public string SKU { get; set; } = string.Empty;
         [Required]
         public decimal Price { get; set; }
@@ -29,9 +28,7 @@ namespace Webshop.Domain.Entities
         [Required]
         public int StockQuantity { get; set; }
         public decimal? Weight { get; set; }
-        public decimal? Width { get; set; }
+      
-        public decimal? Height { get; set; }
-        public decimal? Length { get; set; }
 
         [Required, MaxLength(255)]
         public string Slug { get; set; } = string.Empty;
@@ -53,5 +50,42 @@ namespace Webshop.Domain.Entities
         public virtual ICollection<ProductDiscount> ProductDiscounts { get; set; } = new List<ProductDiscount>();
         public virtual ICollection<Productcategorie> Productcategories { get; set; } = new List<Productcategorie>();
         public virtual ICollection<ProductImage> Images { get; set; } = new List<ProductImage>();
+
+        // --- HINZUGEFÜGTE METHODE ZUR AKTUALISIERUNG ---
+        // Diese Methode kapselt die Logik zur Aktualisierung der Entität aus einem DTO.
+        // Sie stellt sicher, dass alle relevanten Felder konsistent geändert werden.
+        public void UpdateFromDto(
+     string name, string? description, string sku, decimal price, decimal? oldPrice,
+     bool isActive, int stockQuantity, string slug, decimal? weight,
+     Guid? supplierId, decimal? purchasePrice, bool isFeatured, int featuredDisplayOrder,
+     List<Guid> categorieIds)
+        {
+            // 1. Einfache Eigenschaften aktualisieren
+            Name = name;
+            Description = description;
+            SKU = sku;
+            Price = price;
+            OldPrice = oldPrice;
+            IsActive = isActive;
+            StockQuantity = stockQuantity;
+            IsInStock = stockQuantity > 0; // Abgeleitete Logik
+            Slug = slug;
+            Weight = weight;
+            SupplierId = supplierId;
+            PurchasePrice = purchasePrice;
+            IsFeatured = isFeatured;
+            FeaturedDisplayOrder = featuredDisplayOrder;
+            LastModifiedDate = DateTimeOffset.UtcNow;
+
+            // 2. Kategori-Beziehungen sauber neu aufbauen
+            Productcategories.Clear();
+            if (categorieIds != null)
+            {
+                foreach (var catId in categorieIds)
+                {
+                    Productcategories.Add(new Productcategorie { ProductId = this.Id, categorieId = catId });
+                }
+            }
+        }
     }
 }

Webshop.Domain/Interfaces/IProductRepository.cs

@@ -12,7 +12,8 @@ namespace Webshop.Domain.Interfaces
         Task<Product?> GetProductByIdAsync(Guid id);
         Task<Product?> GetBySlugAsync(string slug);
         Task AddProductAsync(Product product);
-        Task UpdateProductAsync(Product product);
+        Task<Product?> GetProductByIdForUpdateAsync(Guid id); // NEU
+        Task UpdateProductAsync();                           // GE<47>NDERT (parameterlos)
         Task DeleteProductAsync(Guid id);
     }
 }

Webshop.Infrastructure/Repositories/ProductRepository.cs

@@ -1,3 +1,4 @@
+// src/Webshop.Infrastructure/Repositories/ProductRepository.cs
 using Microsoft.EntityFrameworkCore;
 using Webshop.Domain.Entities;
 using Webshop.Domain.Interfaces;
@@ -8,7 +9,7 @@ using System.Threading.Tasks;
 
 namespace Webshop.Infrastructure.Repositories
 {
-    public class ProductRepository : IProductRepository
+    public class ProductRepository : IProductRepository // Implementiert das korrigierte Interface
     {
         private readonly ApplicationDbContext _context;
 
@@ -27,22 +28,29 @@ namespace Webshop.Infrastructure.Repositories
             return await _context.Products.FindAsync(id);
         }
 
-        // --- HIER DIE NEUE METHODE IMPLEMENTIEREN ---
         public async Task<Product?> GetBySlugAsync(string slug)
         {
-            // Sucht nur nach aktiven Produkten, was für die öffentliche Ansicht korrekt ist.
             return await _context.Products.FirstOrDefaultAsync(p => p.Slug == slug && p.IsActive);
         }
 
+        // --- NEUE METHODE ---
+        public async Task<Product?> GetProductByIdForUpdateAsync(Guid id)
+        {
+            return await _context.Products
+                .Include(p => p.Images)
+                .Include(p => p.Productcategories)
+                .FirstOrDefaultAsync(p => p.Id == id);
+        }
+
         public async Task AddProductAsync(Product product)
         {
             await _context.Products.AddAsync(product);
             await _context.SaveChangesAsync();
         }
 
-        public async Task UpdateProductAsync(Product product)
+        // --- KORRIGIERTE UPDATE-METHODE (OHNE PARAMETER) ---
+        public async Task UpdateProductAsync()
         {
-            //_context.Products.Update(product);
             await _context.SaveChangesAsync();
         }