DeleteMapCommandHandler.cs
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using MassTransit;
using Microsoft.Extensions.Logging;
using Rcs.Application.Common;
using Rcs.Application.MessageBus.Commands;
using Rcs.Domain.Repositories;
namespace Rcs.Infrastructure.MessageBus.Handlers.Commands;
/// <summary>
/// 删除机器人命令处理器
/// </summary>
public class DeleteMapCommandHandler : IConsumer<DeleteMapCommand>
{
private readonly ILogger<DeleteMapCommandHandler> _logger;
private readonly IMapRepository _mapRepository;
public DeleteMapCommandHandler(
ILogger<DeleteMapCommandHandler> logger,
IMapRepository mapRepository)
{
_logger = logger;
_mapRepository = mapRepository;
}
public async Task Consume(ConsumeContext<DeleteMapCommand> context)
{
var command = context.Message;
try
{
var map = await _mapRepository.GetByIdAsync(
command.MapId,
context.CancellationToken);
if (map == null)
{
throw new InvalidOperationException($"地图ID {command.MapId} 不存在");
}
await _mapRepository.DeleteWithNavigationDataAsync(map.MapId,context.CancellationToken);
await context.RespondAsync(ApiResponse.Successful());
}
catch (Exception ex)
{
await context.RespondAsync(ApiResponse.Failed(ex.Message));
}
}
}