DeleteMapCommandHandler.cs 1.38 KB
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));
        }
    }
}