41 lines
1.4 KiB
C#
41 lines
1.4 KiB
C#
using MediatR;
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using Microsoft.Extensions.Logging;
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using TakeoutSaaS.Application.App.Orders.Commands;
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using TakeoutSaaS.Domain.Orders.Repositories;
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using TakeoutSaaS.Shared.Abstractions.Tenancy;
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namespace TakeoutSaaS.Application.App.Orders.Handlers;
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/// <summary>
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/// 删除订单命令处理器。
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/// </summary>
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public sealed class DeleteOrderCommandHandler(
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IOrderRepository orderRepository,
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ITenantProvider tenantProvider,
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ILogger<DeleteOrderCommandHandler> logger)
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: IRequestHandler<DeleteOrderCommand, bool>
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{
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private readonly IOrderRepository _orderRepository = orderRepository;
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private readonly ITenantProvider _tenantProvider = tenantProvider;
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private readonly ILogger<DeleteOrderCommandHandler> _logger = logger;
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/// <inheritdoc />
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public async Task<bool> Handle(DeleteOrderCommand request, CancellationToken cancellationToken)
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{
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// 1. 校验存在性
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var tenantId = _tenantProvider.GetCurrentTenantId();
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var existing = await _orderRepository.FindByIdAsync(request.OrderId, tenantId, cancellationToken);
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if (existing == null)
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{
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return false;
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}
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// 2. 删除
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await _orderRepository.DeleteOrderAsync(request.OrderId, tenantId, cancellationToken);
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await _orderRepository.SaveChangesAsync(cancellationToken);
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_logger.LogInformation("删除订单 {OrderId}", request.OrderId);
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return true;
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}
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}
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