using AutoMapper;
using Kean.Domain.Stock.Commands;
using Kean.Domain.Stock.Models;
using Kean.Domain.Stock.Repositories;
using Kean.Domain.Stock.SharedServices.Proxies;
using Kean.Infrastructure.Configuration;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;

namespace Kean.Domain.Stock.CommandHandlers
{
    /// <summary>
    /// 记录命令处理程序
    /// </summary>
    public sealed class RecordCommandHandler : CommandHandler<RecordCommand>
    {
        private readonly ICommandBus _commandBus; // 命令总线
        private readonly IMapper _mapper; // 模型映射
        private readonly IRecordRepository _recordRepository;

        /// <summary>
        /// 依赖注入
        /// </summary>
        public RecordCommandHandler(
            ICommandBus commandBus,
            IMapper mapper,
            IRecordRepository recordRepository)
        {
            _commandBus = commandBus;
            _mapper = mapper;
            _recordRepository = recordRepository;
        }

        /// <summary>
        /// 处理程序
        /// </summary>
        public override async Task Handle(RecordCommand command, CancellationToken cancellationToken)
        {
            var record = _mapper.Map<Record>(command);
            await _recordRepository.Append(record);
        }
    }
}