using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using JNPF;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Tnb.Common.Extension;
using Tnb.Common.Utils;
using Tnb.WarehouseMgr.Entities.Configs;

namespace Tnb.WarehouseMgr
{
    /// <summary>
    /// Agv心跳检测服务
    /// </summary>
    public class AgvHeartbeatMonitorService : BackgroundService
    {
        private readonly ElevatorControlConfiguration _elevatorControlConfiguration;
        public bool IsStarted { get; set; }

        public AgvHeartbeatMonitorService()
        {
            _elevatorControlConfiguration = App.Configuration.Build<ElevatorControlConfiguration>();
        }
        protected override async Task ExecuteAsync(CancellationToken stoppingToken)
        {
            IsStarted = true;
            var parameter = new Dictionary<string, string>();
            parameter["DevName"] = _elevatorControlConfiguration.DevName;
            parameter["TagName"] = "AGVKeepalive";
            parameter["Value"] = "123";
            parameter["token"] = _elevatorControlConfiguration.token;
            while (!stoppingToken.IsCancellationRequested)
            {
                await HttpClientHelper.GetAsync(_elevatorControlConfiguration.WriteTagUrl, parameter);
                await Task.Delay(TimeSpan.FromMinutes(1));
            }
        }

        public override Task StopAsync(CancellationToken cancellationToken)
        {
            IsStarted = false;
            return Task.CompletedTask;
        }
    }

    public static class AgvHeartbeatMonitorServiceExtenstions
    {
        public static IServiceCollection AddAgvHeartbeatMonitor(this IServiceCollection services)
        {
            return services.AddSingleton<BackgroundService, AgvHeartbeatMonitorService>();
        }
    }


}