using DeviceCommand.Base;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;

namespace DeviceCommand.Devices
{
    public class THC1100 : S7Device
    {
        // 定义 PLC 地址常量，便于后期维护
        private const string RealTimeTemperatureSetPointAddress = "DB53.DBD280";
        private const string RealTimeHumidityMeasuredValueAddress = "DB53.DBD1092";

        /// <summary>
        /// 异步获取温度实时测量值 (DB53.DBD1052, 浮点型)
        /// </summary>
        /// <param name="ct">取消令牌</param>
        /// <returns>温度设定值 (float)</returns>
        public async Task<float> GetRealTimeTemperatureSetPointAsync(CancellationToken ct = default)
        {
            // S7.Net 读取浮点型时，可以直接将其强转为 float
            // 内部已通过基类的 _commLock 保证线程安全
            return await ReadAsync<float>(RealTimeTemperatureSetPointAddress, ct);
        }

        /// <summary>
        /// 异步获取湿度实时测量值 (DB53.DBD1092, 浮点型)
        /// </summary>
        /// <param name="ct">取消令牌</param>
        /// <returns>湿度测量值 (float)</returns>
        public async Task<float> GetRealTimeHumidityMeasuredValueAsync(CancellationToken ct = default)
        {
            return await ReadAsync<float>(RealTimeHumidityMeasuredValueAddress, ct);
        }

        /// <summary>
        /// 一次性获取温湿度相关的运行数据包（选填，若需要批量展示可以使用此方法）
        /// </summary>
        public async Task<(float TemperatureSetPoint, float HumidityMeasuredValue)> GetThcDataPackAsync(CancellationToken ct = default)
        {
            var tempSet = await GetRealTimeTemperatureSetPointAsync(ct);
            var humidMeasure = await GetRealTimeHumidityMeasuredValueAsync(ct);
            return (tempSet, humidMeasure);
        }
    }
}