diff --git a/Webshop.Api/Controllers/Admin/AdminDiscountsController.cs b/Webshop.Api/Controllers/Admin/AdminDiscountsController.cs
index 03f098a..ceea512 100644
--- a/Webshop.Api/Controllers/Admin/AdminDiscountsController.cs
+++ b/Webshop.Api/Controllers/Admin/AdminDiscountsController.cs
@@ -1,18 +1,98 @@
-// Auto-generiert von CreateWebshopFiles.ps1
+// src/Webshop.Api/Controllers/Admin/AdminDiscountsController.cs
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.AspNetCore.Authorization;
-
 using System;
 using System.Collections.Generic;
 using System.Threading.Tasks;
+using Webshop.Application.DTOs.Discounts;
+using Webshop.Application.Services.Admin.Interfaces;
 
 namespace Webshop.Api.Controllers.Admin
 {
+    /// <summary>
+    /// API-Endpunkte zur Verwaltung von Rabatten und Gutscheincodes.
+    /// </summary>
     [ApiController]
     [Route("api/v1/admin/[controller]")]
     [Authorize(Roles = "Admin")]
     public class AdminDiscountsController : ControllerBase
     {
+        private readonly IAdminDiscountService _adminDiscountService;
 
+        public AdminDiscountsController(IAdminDiscountService adminDiscountService)
+        {
+            _adminDiscountService = adminDiscountService;
+        }
+
+        /// <summary>
+        /// Ruft eine Liste aller konfigurierten Rabatte ab.
+        /// </summary>
+        [HttpGet]
+        public async Task<ActionResult<IEnumerable<DiscountDto>>> GetAllDiscounts()
+        {
+            var discounts = await _adminDiscountService.GetAllDiscountsAsync();
+            return Ok(discounts);
+        }
+
+        /// <summary>
+        /// Ruft einen einzelnen Rabatt anhand seiner eindeutigen ID ab.
+        /// </summary>
+        /// <param name="id">Die ID des Rabatts.</param>
+        [HttpGet("{id}")]
+        public async Task<ActionResult<DiscountDto>> GetDiscountById(Guid id)
+        {
+            var discount = await _adminDiscountService.GetDiscountByIdAsync(id);
+            if (discount == null) return NotFound();
+            return Ok(discount);
+        }
+
+        /// <summary>
+        /// Erstellt einen neuen Rabatt.
+        /// </summary>
+        /// <remarks>
+        /// **Funktionsweise von Rabatten:**
+        /// - **DiscountType:** 'Percentage' (z.B. 10 für 10%) oder 'FixedAmount' (z.B. 5 für 5,00€).
+        /// - **CouponCode:** Wenn `requiresCouponCode` auf `true` gesetzt ist, muss ein eindeutiger `couponCode` angegeben werden.
+        /// - **Gültigkeit:** Kann durch `startDate` und `endDate` zeitlich begrenzt werden.
+        /// - **Zuweisung:** Der Rabatt kann entweder bestimmten Produkten (`assignedProductIds`) oder ganzen Kategorien (`assignedCategoryIds`) zugewiesen werden. Wenn beide Listen leer sind, gilt der Rabatt für den gesamten Warenkorb (sofern `minimumOrderAmount` erreicht ist).
+        /// </remarks>
+        /// <param name="discountDto">Das Datenobjekt des zu erstellenden Rabatts.</param>
+        [HttpPost]
+        public async Task<ActionResult<DiscountDto>> CreateDiscount([FromBody] DiscountDto discountDto)
+        {
+            if (!ModelState.IsValid) return BadRequest(ModelState);
+            var createdDiscount = await _adminDiscountService.CreateDiscountAsync(discountDto);
+            return CreatedAtAction(nameof(GetDiscountById), new { id = createdDiscount.Id }, createdDiscount);
+        }
+
+        /// <summary>
+        /// Aktualisiert einen bestehenden Rabatt.
+        /// </summary>
+        /// <param name="id">Die ID des zu aktualisierenden Rabatts.</param>
+        /// <param name="discountDto">Die neuen Daten für den Rabatt.</param>
+        [HttpPut("{id}")]
+        public async Task<IActionResult> UpdateDiscount(Guid id, [FromBody] DiscountDto discountDto)
+        {
+            if (id != discountDto.Id) return BadRequest();
+            if (!ModelState.IsValid) return BadRequest(ModelState);
+
+            var success = await _adminDiscountService.UpdateDiscountAsync(discountDto);
+            if (!success) return NotFound();
+
+            return NoContent();
+        }
+
+        /// <summary>
+        /// Löscht einen Rabatt.
+        /// </summary>
+        /// <param name="id">Die ID des zu löschenden Rabatts.</param>
+        [HttpDelete("{id}")]
+        public async Task<IActionResult> DeleteDiscount(Guid id)
+        {
+            var success = await _adminDiscountService.DeleteDiscountAsync(id);
+            if (!success) return NotFound();
+
+            return NoContent();
+        }
     }
-}
+}
\ No newline at end of file
diff --git a/Webshop.Api/Controllers/Admin/AdminShopInfoController.cs b/Webshop.Api/Controllers/Admin/AdminShopInfoController.cs
index a319c41..ce3284f 100644
--- a/Webshop.Api/Controllers/Admin/AdminShopInfoController.cs
+++ b/Webshop.Api/Controllers/Admin/AdminShopInfoController.cs
@@ -7,6 +7,9 @@ using Webshop.Application.Services.Admin;
 
 namespace Webshop.Api.Controllers.Admin
 {
+    /// <summary>
+    /// API-Endpunkte zur Verwaltung der zentralen Shop-Stammdaten.
+    /// </summary>
     [ApiController]
     [Route("api/v1/admin/[controller]")]
     [Authorize(Roles = "Admin")]
@@ -19,6 +22,12 @@ namespace Webshop.Api.Controllers.Admin
             _shopInfoService = shopInfoService;
         }
 
+        /// <summary>
+        /// Ruft die aktuellen Stammdaten des Shops ab.
+        /// </summary>
+        /// <remarks>
+        /// Diese Daten werden typischerweise in einem "Stammdaten"- oder "Shop-Einstellungen"-Formular im Admin-Dashboard angezeigt.
+        /// </remarks>
         [HttpGet]
         public async Task<ActionResult<AdminShopInfoDto>> GetShopInfo()
         {
@@ -26,6 +35,13 @@ namespace Webshop.Api.Controllers.Admin
             return Ok(info);
         }
 
+        /// <summary>
+        /// Aktualisiert die zentralen Stammdaten des Shops.
+        /// </summary>
+        /// <remarks>
+        /// Sendet das gesamte, ausgefüllte DTO. Alle Felder werden überschrieben.
+        /// </remarks>
+        /// <param name="shopInfoDto">Das Datenobjekt mit den neuen Shop-Informationen.</param>
         [HttpPut]
         public async Task<IActionResult> UpdateShopInfo([FromBody] AdminShopInfoDto shopInfoDto)
         {
diff --git a/Webshop.Api/Controllers/Public/ShopInfoController.cs b/Webshop.Api/Controllers/Public/ShopInfoController.cs
index 86dcd89..7f76e03 100644
--- a/Webshop.Api/Controllers/Public/ShopInfoController.cs
+++ b/Webshop.Api/Controllers/Public/ShopInfoController.cs
@@ -7,6 +7,9 @@ using Webshop.Application.Services.Public;
 
 namespace Webshop.Api.Controllers.Public
 {
+    /// <summary>
+    /// API-Endpunkte zum Abrufen öffentlicher Shop-Informationen.
+    /// </summary>
     [ApiController]
     [Route("api/v1/public/[controller]")]
     [AllowAnonymous]
@@ -19,6 +22,12 @@ namespace Webshop.Api.Controllers.Public
             _shopInfoService = shopInfoService;
         }
 
+        /// <summary>
+        /// Ruft die öffentlichen Stammdaten des Shops ab.
+        /// </summary>
+        /// <remarks>
+        /// Diese Informationen sind für jeden Besucher sichtbar und werden typischerweise im Footer, auf der Kontaktseite oder im Impressum verwendet.
+        /// </remarks>
         [HttpGet]
         public async Task<ActionResult<PublicShopInfoDto>> GetPublicShopInfo()
         {
diff --git a/Webshop.Api/Program.cs b/Webshop.Api/Program.cs
index 980fe29..61df538 100644
--- a/Webshop.Api/Program.cs
+++ b/Webshop.Api/Program.cs
@@ -103,9 +103,12 @@ builder.Services.AddScoped<IOrderRepository, OrderRepository>();
 builder.Services.AddScoped<IShippingMethodRepository, ShippingMethodRepository>();
 builder.Services.AddScoped<IAddressRepository, AddressRepository>();
 builder.Services.AddScoped<IDiscountRepository, DiscountRepository>();
-builder.Services.AddScoped<IReviewRepository, ReviewRepository>();
 builder.Services.AddScoped<ISettingRepository, SettingRepository>();
 builder.Services.AddScoped<IShopInfoRepository, ShopInfoRepository>();
+builder.Services.AddScoped<IDiscountRepository, DiscountRepository>();
+
+//fehlt noch
+builder.Services.AddScoped<IReviewRepository, ReviewRepository>();
 
 // Services
 builder.Services.AddScoped<IAuthService, AuthService>();
@@ -125,11 +128,14 @@ builder.Services.AddScoped<ICustomerService, CustomerService>();
 builder.Services.AddScoped<IOrderService, OrderService>();
 builder.Services.AddScoped<IAddressService, AddressService>();
 builder.Services.AddScoped<ICheckoutService, CheckoutService>();
-builder.Services.AddScoped<IReviewService, ReviewService>();
 builder.Services.AddScoped<IAdminShopInfoService, AdminShopInfoService>();
 builder.Services.AddScoped<IShopInfoService, ShopInfoService>();
 builder.Services.AddScoped<ISettingService, SettingService>();
 builder.Services.AddScoped<IAdminSettingService, AdminSettingService>();
+builder.Services.AddScoped<IAdminDiscountService, AdminDiscountService>();
+
+//fehlt noch 
+builder.Services.AddScoped<IReviewService, ReviewService>();
 
 
 // Controller und API-Infrastruktur
diff --git a/Webshop.Application/DTOs/Discounts/DiscountDto.cs b/Webshop.Application/DTOs/Discounts/DiscountDto.cs
index 934cb39..0354c38 100644
--- a/Webshop.Application/DTOs/Discounts/DiscountDto.cs
+++ b/Webshop.Application/DTOs/Discounts/DiscountDto.cs
@@ -1,24 +1,86 @@
-// Auto-generiert von CreateWebshopFiles.ps1
+// src/Webshop.Application/DTOs/Discounts/DiscountDto.cs
 using System;
 using System.Collections.Generic;
-using System.Threading.Tasks;
-
-
+using Webshop.Domain.Enums;
 
 namespace Webshop.Application.DTOs.Discounts
 {
+    /// <summary>
+    /// Repräsentiert einen Rabatt mit all seinen Konfigurationen und Zuweisungen.
+    /// </summary>
     public class DiscountDto
     {
         public Guid Id { get; set; }
+
+        /// <summary>
+        /// Der Name des Rabatts (z.B. "Sommerschlussverkauf", "10% auf alles").
+        /// </summary>
         public string Name { get; set; } = string.Empty;
-        public DiscountType Type { get; set; }
-        public decimal Value { get; set; }
-        public string? CouponCode { get; set; }
+
+        /// <summary>
+        /// Der Typ des Rabatts. 'Percentage' für prozentuale Rabatte, 'FixedAmount' für feste Beträge.
+        /// </summary>
+        public DiscountType DiscountType { get; set; }
+
+        /// <summary>
+        /// Der Wert des Rabatts. Bei 'Percentage' z.B. 10 für 10%. Bei 'FixedAmount' z.B. 5 für 5,00€.
+        /// </summary>
+        public decimal DiscountValue { get; set; }
+
+        /// <summary>
+        /// Das Datum, an dem der Rabatt aktiv wird.
+        /// </summary>
         public DateTimeOffset StartDate { get; set; }
-        public DateTimeOffset EndDate { get; set; }
+
+        /// <summary>
+        /// Optionales Enddatum. Wenn null, ist der Rabatt unbegrenzt gültig.
+        /// </summary>
+        public DateTimeOffset? EndDate { get; set; }
+
+        /// <summary>
+        /// Gibt an, ob der Rabatt derzeit aktiv ist und angewendet werden kann.
+        /// </summary>
         public bool IsActive { get; set; }
-        public int? MaxUses { get; set; }
-        public int CurrentUses { get; set; }
+
+        /// <summary>
+        /// Wenn 'true', muss ein Gutscheincode eingegeben werden, um den Rabatt zu erhalten.
+        /// </summary>
+        public bool RequiresCouponCode { get; set; }
+
+        /// <summary>
+        /// Der Gutscheincode, der eingegeben werden muss (z.B. "SUMMER2025"). Muss eindeutig sein.
+        /// </summary>
+        public string? CouponCode { get; set; }
+
+        /// <summary>
+        /// Der Mindestbestellwert, der erreicht werden muss, damit der Rabatt angewendet wird.
+        /// </summary>
+        public decimal? MinimumOrderAmount { get; set; }
+
+        /// <summary>
+        /// Die maximale Anzahl, wie oft dieser Rabatt insgesamt eingelöst werden kann.
+        /// </summary>
+        public int? MaximumUsageCount { get; set; }
+
+        /// <summary>
+        /// Die aktuelle Anzahl der Einlösungen. Wird vom System verwaltet.
+        /// </summary>
+        public int CurrentUsageCount { get; set; }
+
+        /// <summary>
+        /// Eine interne Beschreibung für den Admin.
+        /// </summary>
         public string? Description { get; set; }
+
+        /// <summary>
+        /// Eine Liste von Produkt-IDs, auf die dieser Rabatt exklusiv angewendet wird.
+        /// Wenn leer, gilt der Rabatt für alle Produkte (sofern keine Kategorien zugewiesen sind).
+        /// </summary>
+        public List<Guid> AssignedProductIds { get; set; } = new List<Guid>();
+
+        /// <summary>
+        /// Eine Liste von Kategorie-IDs. Der Rabatt wird auf alle Produkte in diesen Kategorien angewendet.
+        /// </summary>
+        public List<Guid> AssignedCategoryIds { get; set; } = new List<Guid>();
     }
-}
+}
\ No newline at end of file
diff --git a/Webshop.Application/DTOs/Shop/AdminShopInfoDto.cs b/Webshop.Application/DTOs/Shop/AdminShopInfoDto.cs
index b6c9bde..96145d5 100644
--- a/Webshop.Application/DTOs/Shop/AdminShopInfoDto.cs
+++ b/Webshop.Application/DTOs/Shop/AdminShopInfoDto.cs
@@ -1,46 +1,88 @@
-// src/Webshop.Application/DTOs/Admin/AdminShopInfoDto.cs
+// src/Webshop.Application/DTOs/Shop/AdminShopInfoDto.cs
 using System.ComponentModel.DataAnnotations;
 
 namespace Webshop.Application.DTOs.Shop
 {
+    /// <summary>
+    /// Repräsentiert alle zentralen Stammdaten des Shops für die administrative Verwaltung.
+    /// </summary>
     public class AdminShopInfoDto
     {
+        /// <summary>
+        /// Der offizielle Name des Webshops.
+        /// </summary>
         [Required, MaxLength(255)]
         public string ShopName { get; set; } = string.Empty;
 
+        /// <summary>
+        /// Ein kurzer Marketing-Slogan, der auf der Startseite angezeigt werden kann.
+        /// </summary>
         [MaxLength(500)]
         public string? Slogan { get; set; }
 
+        /// <summary>
+        /// Die primäre Kontakt-E-Mail-Adresse für Kundenanfragen.
+        /// </summary>
         [Required, EmailAddress, MaxLength(255)]
         public string ContactEmail { get; set; } = string.Empty;
 
+        /// <summary>
+        /// Die offizielle Telefonnummer des Shops.
+        /// </summary>
         [Phone, MaxLength(50)]
         public string? PhoneNumber { get; set; }
 
+        /// <summary>
+        /// Straße und Hausnummer der Firmenadresse.
+        /// </summary>
         [MaxLength(255)]
         public string? Street { get; set; }
 
+        /// <summary>
+        /// Stadt der Firmenadresse.
+        /// </summary>
         [MaxLength(100)]
         public string? City { get; set; }
 
+        /// <summary>
+        /// Postleitzahl der Firmenadresse.
+        /// </summary>
         [MaxLength(20)]
         public string? PostalCode { get; set; }
 
+        /// <summary>
+        /// Land der Firmenadresse.
+        /// </summary>
         [MaxLength(100)]
         public string? Country { get; set; }
 
+        /// <summary>
+        /// Die Umsatzsteuer-Identifikationsnummer des Unternehmens.
+        /// </summary>
         [MaxLength(50)]
         public string? VatNumber { get; set; }
 
+        /// <summary>
+        /// Die Handelsregisternummer des Unternehmens.
+        /// </summary>
         [MaxLength(100)]
         public string? CompanyRegistrationNumber { get; set; }
 
+        /// <summary>
+        /// Die URL zur offiziellen Facebook-Seite.
+        /// </summary>
         [Url, MaxLength(255)]
         public string? FacebookUrl { get; set; }
 
+        /// <summary>
+        /// Die URL zum offiziellen Instagram-Profil.
+        /// </summary>
         [Url, MaxLength(255)]
         public string? InstagramUrl { get; set; }
 
+        /// <summary>
+        /// Die URL zum offiziellen Twitter/X-Profil.
+        /// </summary>
         [Url, MaxLength(255)]
         public string? TwitterUrl { get; set; }
     }
diff --git a/Webshop.Application/DTOs/Shop/PublicShopInfoDto.cs b/Webshop.Application/DTOs/Shop/PublicShopInfoDto.cs
index c1815d4..8983c79 100644
--- a/Webshop.Application/DTOs/Shop/PublicShopInfoDto.cs
+++ b/Webshop.Application/DTOs/Shop/PublicShopInfoDto.cs
@@ -1,19 +1,64 @@
 // src/Webshop.Application/DTOs/Shop/PublicShopInfoDto.cs
 namespace Webshop.Application.DTOs.Shop
 {
-    // Dieses DTO enthält nur die Informationen, die ein normaler Kunde sehen soll.
+    /// <summary>
+    /// Enthält die öffentlichen Stammdaten des Shops, die für Kunden sichtbar sind (z.B. im Footer oder auf der Kontaktseite).
+    /// </summary>
     public class PublicShopInfoDto
     {
+        /// <summary>
+        /// Der offizielle Name des Webshops.
+        /// </summary>
         public string ShopName { get; set; } = string.Empty;
+
+        /// <summary>
+        /// Ein kurzer Marketing-Slogan.
+        /// </summary>
         public string? Slogan { get; set; }
+
+        /// <summary>
+        /// Die primäre Kontakt-E-Mail-Adresse.
+        /// </summary>
         public string ContactEmail { get; set; } = string.Empty;
+
+        /// <summary>
+        /// Die offizielle Telefonnummer.
+        /// </summary>
         public string? PhoneNumber { get; set; }
+
+        /// <summary>
+        /// Straße und Hausnummer.
+        /// </summary>
         public string? Street { get; set; }
+
+        /// <summary>
+        /// Stadt.
+        /// </summary>
         public string? City { get; set; }
+
+        /// <summary>
+        /// Postleitzahl.
+        /// </summary>
         public string? PostalCode { get; set; }
+
+        /// <summary>
+        /// Land.
+        /// </summary>
         public string? Country { get; set; }
+
+        /// <summary>
+        /// URL zur Facebook-Seite.
+        /// </summary>
         public string? FacebookUrl { get; set; }
+
+        /// <summary>
+        /// URL zum Instagram-Profil.
+        /// </summary>
         public string? InstagramUrl { get; set; }
+
+        /// <summary>
+        /// URL zum Twitter/X-Profil.
+        /// </summary>
         public string? TwitterUrl { get; set; }
     }
 }
\ No newline at end of file
diff --git a/Webshop.Application/Services/Admin/AdminDiscountService.cs b/Webshop.Application/Services/Admin/AdminDiscountService.cs
index bb1b78d..2e14c84 100644
--- a/Webshop.Application/Services/Admin/AdminDiscountService.cs
+++ b/Webshop.Application/Services/Admin/AdminDiscountService.cs
@@ -1,18 +1,134 @@
-// Auto-generiert von CreateWebshopFiles.ps1
+// src/Webshop.Application/Services/Admin/AdminDiscountService.cs
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using System.Threading.Tasks;
+using Webshop.Application.DTOs.Discounts;
 using Webshop.Application.Services.Admin.Interfaces;
-
+using Webshop.Domain.Entities;
+using Webshop.Domain.Enums;
+using Webshop.Domain.Interfaces;
 
 namespace Webshop.Application.Services.Admin
 {
     public class AdminDiscountService : IAdminDiscountService
     {
-        // Fügen Sie hier Abhängigkeiten per Dependency Injection hinzu (z.B. Repositories)
+        private readonly IDiscountRepository _discountRepository;
 
-        // public AdminDiscountService(IYourRepository repository) { }
+        public AdminDiscountService(IDiscountRepository discountRepository)
+        {
+            _discountRepository = discountRepository;
+        }
 
-        // Fügen Sie hier Service-Methoden hinzu
+        public async Task<IEnumerable<DiscountDto>> GetAllDiscountsAsync()
+        {
+            var discounts = await _discountRepository.GetAllAsync();
+            return discounts.Select(MapToDto).ToList();
+        }
+
+        public async Task<DiscountDto?> GetDiscountByIdAsync(Guid id)
+        {
+            var discount = await _discountRepository.GetByIdAsync(id);
+            return discount != null ? MapToDto(discount) : null;
+        }
+
+        public async Task<DiscountDto?> CreateDiscountAsync(DiscountDto discountDto)
+        {
+            var discount = MapToEntity(discountDto);
+            discount.Id = Guid.NewGuid();
+
+            await _discountRepository.AddAsync(discount);
+            return MapToDto(discount);
+        }
+
+        public async Task<bool> UpdateDiscountAsync(DiscountDto discountDto)
+        {
+            var existingDiscount = await _discountRepository.GetByIdAsync(discountDto.Id);
+            if (existingDiscount == null) return false;
+
+            // Update simple properties
+            existingDiscount.Name = discountDto.Name;
+            existingDiscount.Description = discountDto.Description;
+            existingDiscount.DiscountType = discountDto.DiscountType.ToString();
+            existingDiscount.DiscountValue = discountDto.DiscountValue;
+            existingDiscount.StartDate = discountDto.StartDate;
+            existingDiscount.EndDate = discountDto.EndDate;
+            existingDiscount.IsActive = discountDto.IsActive;
+            existingDiscount.RequiresCouponCode = discountDto.RequiresCouponCode;
+            existingDiscount.CouponCode = discountDto.CouponCode;
+            existingDiscount.MinimumOrderAmount = discountDto.MinimumOrderAmount;
+            existingDiscount.MaximumUsageCount = discountDto.MaximumUsageCount;
+
+            // Sync assigned products
+            existingDiscount.ProductDiscounts.Clear();
+            foreach (var productId in discountDto.AssignedProductIds)
+            {
+                existingDiscount.ProductDiscounts.Add(new ProductDiscount { ProductId = productId });
+            }
+
+            // Sync assigned categories
+            existingDiscount.categorieDiscounts.Clear();
+            foreach (var categoryId in discountDto.AssignedCategoryIds)
+            {
+                existingDiscount.categorieDiscounts.Add(new CategorieDiscount { categorieId = categoryId });
+            }
+
+            await _discountRepository.UpdateAsync(existingDiscount);
+            return true;
+        }
+
+        public async Task<bool> DeleteDiscountAsync(Guid id)
+        {
+            var discount = await _discountRepository.GetByIdAsync(id);
+            if (discount == null) return false;
+
+            await _discountRepository.DeleteAsync(id);
+            return true;
+        }
+
+        // Helper methods for mapping
+        private DiscountDto MapToDto(Discount discount)
+        {
+            return new DiscountDto
+            {
+                Id = discount.Id,
+                Name = discount.Name,
+                Description = discount.Description,
+                DiscountType = Enum.Parse<DiscountType>(discount.DiscountType),
+                DiscountValue = discount.DiscountValue,
+                StartDate = discount.StartDate,
+                EndDate = discount.EndDate,
+                IsActive = discount.IsActive,
+                RequiresCouponCode = discount.RequiresCouponCode,
+                CouponCode = discount.CouponCode,
+                MinimumOrderAmount = discount.MinimumOrderAmount,
+                MaximumUsageCount = discount.MaximumUsageCount,
+                CurrentUsageCount = discount.CurrentUsageCount,
+                AssignedProductIds = discount.ProductDiscounts.Select(pd => pd.ProductId).ToList(),
+                AssignedCategoryIds = discount.categorieDiscounts.Select(cd => cd.categorieId).ToList()
+            };
+        }
+
+        private Discount MapToEntity(DiscountDto dto)
+        {
+            return new Discount
+            {
+                Id = dto.Id,
+                Name = dto.Name,
+                Description = dto.Description,
+                DiscountType = dto.DiscountType.ToString(),
+                DiscountValue = dto.DiscountValue,
+                StartDate = dto.StartDate,
+                EndDate = dto.EndDate,
+                IsActive = dto.IsActive,
+                RequiresCouponCode = dto.RequiresCouponCode,
+                CouponCode = dto.CouponCode,
+                MinimumOrderAmount = dto.MinimumOrderAmount,
+                MaximumUsageCount = dto.MaximumUsageCount,
+                CurrentUsageCount = dto.CurrentUsageCount,
+                ProductDiscounts = dto.AssignedProductIds.Select(pid => new ProductDiscount { ProductId = pid }).ToList(),
+                categorieDiscounts = dto.AssignedCategoryIds.Select(cid => new CategorieDiscount { categorieId = cid }).ToList()
+            };
+        }
     }
-}
+}
\ No newline at end of file
diff --git a/Webshop.Application/Services/Admin/Interfaces/IAdminDiscountService.cs b/Webshop.Application/Services/Admin/Interfaces/IAdminDiscountService.cs
index ba0aa1a..3d41737 100644
--- a/Webshop.Application/Services/Admin/Interfaces/IAdminDiscountService.cs
+++ b/Webshop.Application/Services/Admin/Interfaces/IAdminDiscountService.cs
@@ -1,16 +1,17 @@
-// Auto-generiert von CreateWebshopFiles.ps1
+// src/Webshop.Application/Services/Admin/Interfaces/IAdminDiscountService.cs
 using System;
 using System.Collections.Generic;
 using System.Threading.Tasks;
-using Webshop.Application.DTOs;
-using Webshop.Application.DTOs.Auth;
-using Webshop.Application.DTOs.Users;
-
+using Webshop.Application.DTOs.Discounts;
 
 namespace Webshop.Application.Services.Admin.Interfaces
 {
     public interface IAdminDiscountService
     {
-        // Fügen Sie hier Methodensignaturen hinzu
+        Task<IEnumerable<DiscountDto>> GetAllDiscountsAsync();
+        Task<DiscountDto?> GetDiscountByIdAsync(Guid id);
+        Task<DiscountDto?> CreateDiscountAsync(DiscountDto discountDto);
+        Task<bool> UpdateDiscountAsync(DiscountDto discountDto);
+        Task<bool> DeleteDiscountAsync(Guid id);
     }
-}
+}
\ No newline at end of file
diff --git a/Webshop.Domain/Interfaces/IDiscountRepository.cs b/Webshop.Domain/Interfaces/IDiscountRepository.cs
index b5429f8..f3f3dd0 100644
--- a/Webshop.Domain/Interfaces/IDiscountRepository.cs
+++ b/Webshop.Domain/Interfaces/IDiscountRepository.cs
@@ -1,14 +1,17 @@
-// Auto-generiert von CreateWebshopFiles.ps1
+// src/Webshop.Domain/Interfaces/IDiscountRepository.cs
 using System;
 using System.Collections.Generic;
 using System.Threading.Tasks;
 using Webshop.Domain.Entities;
 
-
 namespace Webshop.Domain.Interfaces
 {
     public interface IDiscountRepository
     {
-// Fügen Sie hier Methodensignaturen hinzu
+        Task<IEnumerable<Discount>> GetAllAsync();
+        Task<Discount?> GetByIdAsync(Guid id);
+        Task AddAsync(Discount discount);
+        Task UpdateAsync(Discount discount);
+        Task DeleteAsync(Guid id);
     }
-}
+}
\ No newline at end of file
diff --git a/Webshop.Infrastructure/Data/ApplicationDbContext.cs b/Webshop.Infrastructure/Data/ApplicationDbContext.cs
index c7a00b0..beaa2c5 100644
--- a/Webshop.Infrastructure/Data/ApplicationDbContext.cs
+++ b/Webshop.Infrastructure/Data/ApplicationDbContext.cs
@@ -145,6 +145,32 @@ namespace Webshop.Infrastructure.Data
                 .HasOne(a => a.Customer) // Ein ApplicationUser hat ein optionales Customer-Profil
                 .WithOne(c => c.User)     // Ein Customer-Profil ist mit genau einem User verknüpft
                 .HasForeignKey<Customer>(c => c.AspNetUserId);
+
+            modelBuilder.Entity<ProductDiscount>(entity =>
+            {
+                entity.HasOne(pd => pd.Product)
+                      .WithMany(p => p.ProductDiscounts)
+                      .HasForeignKey(pd => pd.ProductId);
+
+                entity.HasOne(pd => pd.Discount)
+                      .WithMany(d => d.ProductDiscounts)
+                      .HasForeignKey(pd => pd.DiscountId);
+            });
+
+
+            // << NEU: Beziehungskonfiguration für CategorieDiscount >>
+            modelBuilder.Entity<CategorieDiscount>(entity =>
+            {
+                entity.HasOne(cd => cd.categorie)
+                      .WithMany(c => c.categorieDiscounts)
+                      .HasForeignKey(cd => cd.categorieId);
+
+                entity.HasOne(cd => cd.Discount)
+                      .WithMany(d => d.categorieDiscounts)
+                      .HasForeignKey(cd => cd.DiscountId);
+            });
+
+
         }
     }
 }
\ No newline at end of file
diff --git a/Webshop.Infrastructure/Repositories/DiscountRepository.cs b/Webshop.Infrastructure/Repositories/DiscountRepository.cs
index 8fc24c5..bae5945 100644
--- a/Webshop.Infrastructure/Repositories/DiscountRepository.cs
+++ b/Webshop.Infrastructure/Repositories/DiscountRepository.cs
@@ -1,4 +1,4 @@
-// Auto-generiert von CreateWebshopFiles.ps1
+// src/Webshop.Infrastructure/Repositories/DiscountRepository.cs
 using Microsoft.EntityFrameworkCore;
 using Webshop.Domain.Entities;
 using Webshop.Domain.Interfaces;
@@ -18,12 +18,43 @@ namespace Webshop.Infrastructure.Repositories
             _context = context;
         }
 
-        // Fügen Sie hier Repository-Methoden hinzu
-        // Beispiel:
-        // public async Task<IEnumerable<T>> GetAllAsync() { return await _context.Set<T>().ToListAsync(); }
-        // public async Task<T?> GetByIdAsync(Guid id) { return await _context.Set<T>().FindAsync(id); }
-        // public async Task AddAsync(T entity) { _context.Set<T>().Add(entity); await _context.SaveChangesAsync(); }
-        // public async Task UpdateAsync(T entity) { _context.Set<T>().Update(entity); await _context.SaveChangesAsync(); }
-        // public async Task DeleteAsync(Guid id) { var entity = await _context.Set<T>().FindAsync(id); if (entity != null) { _context.Set<T>().Remove(entity); await _context.SaveChangesAsync(); } }
+        public async Task<IEnumerable<Discount>> GetAllAsync()
+        {
+            return await _context.Discounts
+                .Include(d => d.ProductDiscounts)
+                .Include(d => d.categorieDiscounts)
+                .OrderBy(d => d.Name)
+                .ToListAsync();
+        }
+
+        public async Task<Discount?> GetByIdAsync(Guid id)
+        {
+            return await _context.Discounts
+                .Include(d => d.ProductDiscounts)
+                .Include(d => d.categorieDiscounts)
+                .FirstOrDefaultAsync(d => d.Id == id);
+        }
+
+        public async Task AddAsync(Discount discount)
+        {
+            await _context.Discounts.AddAsync(discount);
+            await _context.SaveChangesAsync();
+        }
+
+        public async Task UpdateAsync(Discount discount)
+        {
+            _context.Discounts.Update(discount);
+            await _context.SaveChangesAsync();
+        }
+
+        public async Task DeleteAsync(Guid id)
+        {
+            var discount = await _context.Discounts.FindAsync(id);
+            if (discount != null)
+            {
+                _context.Discounts.Remove(discount);
+                await _context.SaveChangesAsync();
+            }
+        }
     }
-}
+}
\ No newline at end of file