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discounts überarbeitet

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This commit is contained in:
Tizian.Breuch
2025-08-29 13:57:39 +02:00
parent 6e6f38397b
commit a2e3a44e94
7 changed files with 257 additions and 112 deletions
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54
Webshop.Application/Services/Admin/AdminDiscountService.cs
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@@ -1,4 +1,5 @@
// src/Webshop.Application/Services/Admin/AdminDiscountService.cs
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
@@ -8,16 +9,19 @@ using Webshop.Application.Services.Admin.Interfaces;
using Webshop.Domain.Entities;
using Webshop.Domain.Enums;
using Webshop.Domain.Interfaces;
using Webshop.Infrastructure.Data;
namespace Webshop.Application.Services.Admin
{
public class AdminDiscountService : IAdminDiscountService
{
private readonly IDiscountRepository _discountRepository;
private readonly ApplicationDbContext _context; // F<>r Unique-Pr<50>fungen
public AdminDiscountService(IDiscountRepository discountRepository)
public AdminDiscountService(IDiscountRepository discountRepository, ApplicationDbContext context)
{
_discountRepository = discountRepository;
_context = context;
}
public async Task<IEnumerable<DiscountDto>> GetAllDiscountsAsync()
@@ -32,19 +36,41 @@ namespace Webshop.Application.Services.Admin
return discount != null ? MapToDto(discount) : null;
}
public async Task<DiscountDto?> CreateDiscountAsync(DiscountDto discountDto)
public async Task<ServiceResult<DiscountDto>> CreateDiscountAsync(DiscountDto discountDto)
{
// Validierung: Gutscheincode muss eindeutig sein, wenn er ben<65>tigt wird
if (discountDto.RequiresCouponCode && !string.IsNullOrEmpty(discountDto.CouponCode))
{
var existing = await _context.Discounts.FirstOrDefaultAsync(d => d.CouponCode == discountDto.CouponCode);
if (existing != null)
{
return ServiceResult.Fail<DiscountDto>(ServiceResultType.InvalidInput, $"Der Gutscheincode '{discountDto.CouponCode}' existiert bereits.");
}
}
var discount = MapToEntity(discountDto);
discount.Id = Guid.NewGuid();
await _discountRepository.AddAsync(discount);
return MapToDto(discount);
return ServiceResult.Ok(MapToDto(discount));
}
public async Task<bool> UpdateDiscountAsync(DiscountDto discountDto)
public async Task<ServiceResult> UpdateDiscountAsync(DiscountDto discountDto)
{
var existingDiscount = await _discountRepository.GetByIdAsync(discountDto.Id);
if (existingDiscount == null) return false;
if (existingDiscount == null)
{
return ServiceResult.Fail(ServiceResultType.NotFound, "Rabatt nicht gefunden.");
}
if (discountDto.RequiresCouponCode && !string.IsNullOrEmpty(discountDto.CouponCode))
{
var existing = await _context.Discounts.FirstOrDefaultAsync(d => d.CouponCode == discountDto.CouponCode && d.Id != discountDto.Id);
if (existing != null)
{
return ServiceResult.Fail(ServiceResultType.InvalidInput, $"Der Gutscheincode '{discountDto.CouponCode}' wird bereits von einem anderen Rabatt verwendet.");
}
}
// Update simple properties
existingDiscount.Name = discountDto.Name;
@@ -59,33 +85,39 @@ namespace Webshop.Application.Services.Admin
existingDiscount.MinimumOrderAmount = discountDto.MinimumOrderAmount;
existingDiscount.MaximumUsageCount = discountDto.MaximumUsageCount;
// << HIER IST DER WICHTIGE, WIEDERHERGESTELLTE TEIL >>
// Sync assigned products
existingDiscount.ProductDiscounts.Clear();
foreach (var productId in discountDto.AssignedProductIds)
{
existingDiscount.ProductDiscounts.Add(new ProductDiscount { ProductId = productId });
existingDiscount.ProductDiscounts.Add(new ProductDiscount { DiscountId = existingDiscount.Id, ProductId = productId });
}
// Sync assigned categories
existingDiscount.categorieDiscounts.Clear();
foreach (var categoryId in discountDto.AssignedCategoryIds)
{
existingDiscount.categorieDiscounts.Add(new CategorieDiscount { categorieId = categoryId });
existingDiscount.categorieDiscounts.Add(new CategorieDiscount { DiscountId = existingDiscount.Id, categorieId = categoryId });
}
// << ENDE DES WICHTIGEN TEILS >>
await _discountRepository.UpdateAsync(existingDiscount);
return true;
return ServiceResult.Ok();
}
public async Task<bool> DeleteDiscountAsync(Guid id)
public async Task<ServiceResult> DeleteDiscountAsync(Guid id)
{
var discount = await _discountRepository.GetByIdAsync(id);
if (discount == null) return false;
if (discount == null)
{
return ServiceResult.Fail(ServiceResultType.NotFound, "Rabatt nicht gefunden.");
}
await _discountRepository.DeleteAsync(id);
return true;
return ServiceResult.Ok();
}
// Helper methods for mapping
private DiscountDto MapToDto(Discount discount)
{