using AutoMapper;
using Kean.Domain.Task.Commands;
using Kean.Domain.Task.Enums;
using Kean.Domain.Task.Events;
using Kean.Domain.Task.Repositories;
using Kean.Domain.Task.SharedServices.Proxies;
using Newtonsoft.Json;
using System;
using System.Threading;

namespace Kean.Domain.Task.CommandHandlers
{
    /// <summary>
    /// 任务取消命令处理程序
    /// </summary>
    public sealed class SetPriorityCommandHandler : CommandHandler<SetPriorityCommand>
    {
        private readonly ICommandBus _commandBus; // 命令总线
        private readonly ITaskRepository _taskRepository; // 任务仓库
        private readonly WcsProxy _wcsProxy;

        /// <summary>
        /// 依赖注入
        /// </summary>
        public SetPriorityCommandHandler(
            ICommandBus commandBus,
            ITaskRepository taskRepository,
            WcsProxy wcsProxy)
        {
            _commandBus = commandBus;
            _taskRepository = taskRepository;
            _wcsProxy = wcsProxy;
        }

        /// <summary>
        /// 处理程序
        /// </summary>
        public override async System.Threading.Tasks.Task Handle(SetPriorityCommand command, CancellationToken cancellationToken)
        {
            if (command.ValidationResult.IsValid)
            {
                await _wcsProxy.SetPriority(command.Id, 10);
                await _taskRepository.SetPriority(command.Id, 10);
            }
            else
            {
                await _commandBus.Notify(command.ValidationResult,
                    cancellationToken: cancellationToken);
            }
        }
    }
}