admindiscount

This commit is contained in:
Tizian.Breuch
2025-09-25 14:07:53 +02:00
parent 007da919da
commit 7646b2d5f8
5 changed files with 114 additions and 51 deletions

View File

@@ -4,47 +4,49 @@ using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Webshop.Application;
using Webshop.Application.DTOs.Discounts;
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, ApplicationDbContext context)
public AdminDiscountService(IDiscountRepository discountRepository)
{
_discountRepository = discountRepository;
_context = context;
}
public async Task<IEnumerable<DiscountDto>> GetAllDiscountsAsync()
public async Task<ServiceResult<IEnumerable<DiscountDto>>> GetAllDiscountsAsync()
{
var discounts = await _discountRepository.GetAllAsync();
return discounts.Select(MapToDto).ToList();
var dtos = discounts.Select(MapToDto).ToList();
return ServiceResult.Ok<IEnumerable<DiscountDto>>(dtos);
}
public async Task<DiscountDto?> GetDiscountByIdAsync(Guid id)
public async Task<ServiceResult<DiscountDto>> GetDiscountByIdAsync(Guid id)
{
var discount = await _discountRepository.GetByIdAsync(id);
return discount != null ? MapToDto(discount) : null;
if (discount == null)
{
return ServiceResult.Fail<DiscountDto>(ServiceResultType.NotFound, $"Rabatt mit ID '{id}' nicht gefunden.");
}
return ServiceResult.Ok(MapToDto(discount));
}
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);
var existing = await _discountRepository.GetByCouponCodeAsync(discountDto.CouponCode);
if (existing != null)
{
return ServiceResult.Fail<DiscountDto>(ServiceResultType.InvalidInput, $"Der Gutscheincode '{discountDto.CouponCode}' existiert bereits.");
return ServiceResult.Fail<DiscountDto>(ServiceResultType.Conflict, $"Der Gutscheincode '{discountDto.CouponCode}' existiert bereits.");
}
}
@@ -60,15 +62,15 @@ namespace Webshop.Application.Services.Admin
var existingDiscount = await _discountRepository.GetByIdAsync(discountDto.Id);
if (existingDiscount == null)
{
return ServiceResult.Fail(ServiceResultType.NotFound, "Rabatt nicht gefunden.");
return ServiceResult.Fail(ServiceResultType.NotFound, $"Rabatt mit ID '{discountDto.Id}' 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)
var existing = await _discountRepository.GetByCouponCodeAsync(discountDto.CouponCode);
if (existing != null && existing.Id != discountDto.Id)
{
return ServiceResult.Fail(ServiceResultType.InvalidInput, $"Der Gutscheincode '{discountDto.CouponCode}' wird bereits von einem anderen Rabatt verwendet.");
return ServiceResult.Fail(ServiceResultType.Conflict, $"Der Gutscheincode '{discountDto.CouponCode}' wird bereits von einem anderen Rabatt verwendet.");
}
}
@@ -81,25 +83,29 @@ namespace Webshop.Application.Services.Admin
existingDiscount.EndDate = discountDto.EndDate;
existingDiscount.IsActive = discountDto.IsActive;
existingDiscount.RequiresCouponCode = discountDto.RequiresCouponCode;
existingDiscount.CouponCode = discountDto.CouponCode;
existingDiscount.CouponCode = discountDto.RequiresCouponCode ? discountDto.CouponCode : null;
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)
if (discountDto.AssignedProductIds != null)
{
existingDiscount.ProductDiscounts.Add(new ProductDiscount { DiscountId = existingDiscount.Id, ProductId = productId });
foreach (var productId in discountDto.AssignedProductIds)
{
existingDiscount.ProductDiscounts.Add(new ProductDiscount { DiscountId = existingDiscount.Id, ProductId = productId });
}
}
// Sync assigned categories
existingDiscount.categorieDiscounts.Clear();
foreach (var categoryId in discountDto.AssignedCategoryIds)
if (discountDto.AssignedCategoryIds != null)
{
existingDiscount.categorieDiscounts.Add(new CategorieDiscount { DiscountId = existingDiscount.Id, categorieId = categoryId });
foreach (var categoryId in discountDto.AssignedCategoryIds)
{
existingDiscount.categorieDiscounts.Add(new CategorieDiscount { DiscountId = existingDiscount.Id, categorieId = categoryId });
}
}
// << ENDE DES WICHTIGEN TEILS >>
await _discountRepository.UpdateAsync(existingDiscount);
return ServiceResult.Ok();
@@ -110,7 +116,7 @@ namespace Webshop.Application.Services.Admin
var discount = await _discountRepository.GetByIdAsync(id);
if (discount == null)
{
return ServiceResult.Fail(ServiceResultType.NotFound, "Rabatt nicht gefunden.");
return ServiceResult.Fail(ServiceResultType.NotFound, $"Rabatt mit ID '{id}' nicht gefunden.");
}
await _discountRepository.DeleteAsync(id);
@@ -154,7 +160,7 @@ namespace Webshop.Application.Services.Admin
EndDate = dto.EndDate,
IsActive = dto.IsActive,
RequiresCouponCode = dto.RequiresCouponCode,
CouponCode = dto.CouponCode,
CouponCode = dto.RequiresCouponCode ? dto.CouponCode : null,
MinimumOrderAmount = dto.MinimumOrderAmount,
MaximumUsageCount = dto.MaximumUsageCount,
CurrentUsageCount = dto.CurrentUsageCount,