using S7.Net;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace RIZO.Model.PLC
{
    /// <summary>
    /// 单个数据点模型
    /// </summary>
    public class PlcDataItem
    {
        /// <summary>
        /// 数据项的唯一标识符  "产品计数", "温度值", "电机状态"
        /// </summary>
        public string Name { get; set; }



        /// <summary>
        /// 存储PLC返回的原始数据，类型根据实际VarType动态变化
        /// </summary>
        public object Value { get; set; }



        /// <summary>
        /// 最后一次成功读取数据的时间戳
        /// </summary>
        public DateTime LastUpdateTime { get; set; }

        /// <summary>
        /// 最近一次读取操作是否成功
        /// </summary>
        public bool IsSuccess { get; set; }




        /// <summary>
        /// 读取失败时保存的错误信息
        /// </summary>
        public string ErrorMessage { get; set; }
    }
    /// <summary>
    /// 工站完整数据模型
    /// </summary>
    public class StationData
    {
        /// <summary>
        /// 工站的唯一标识符
        /// </summary>
        public string StationName { get; set; }
        /// <summary>
        /// 该工站所有数据项的集合
        /// </summary>
        public Dictionary<string, PlcDataItem> DataItems { get; set; } = new();

        /// <summary>
        /// S7.Net库的PLC连接实例
        /// </summary>
        public Plc PlcConnection { get; set; }
        /// <summary>
        /// 当前PLC连接状态
        /// </summary>
        public bool IsConnected { get; set; }
        /// <summary>
        /// 最后一次成功读取所有数据项的时间
        /// </summary>
        public DateTime LastReadTime { get; set; }

        public DateTime LastConnectTime { get; set; }
        public int ReadFailureCount { get; set; }
    }

    // API响应DTO
    public class StationDataDto
    {
        /// <summary>
        /// 工站名称（直接传递）
        /// </summary>
        public string StationName { get; set; }

        /// <summary>
        /// 仅包含数据值的简化字典
        ///{
        ///"产品计数": { Value: 100, IsSuccess: true, LastUpdateTime: ..., ErrorMessage: "" },
        ///"温度值": { Value: 25.6f, IsSuccess: true, LastUpdateTime: ..., ErrorMessage: "" }
        ///}
        /// </summary>
        public Dictionary<string, object> CurrentValues { get; set; } = new();
        /// <summary>
        /// 工站连接状态
        /// </summary>
        public bool IsConnected { get; set; }
        public DateTime LastUpdateTime { get; set; }

        public DateTime LastReadTime { get; set; }
        public DateTime LastConnectTime { get; set; }
        public int ReadFailureCount { get; set; }
    }

    /// <summary>
    /// 所有工站数据的集合
    /// </summary>
    public class AllStationsDataDto
    {
        public Dictionary<string, StationDataDto> Stations { get; set; } = new();
        public DateTime ServerTime { get; set; } = DateTime.Now;
        public int TotalStations { get; set; }
        public int ConnectedStations { get; set; }
    }

}