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

namespace AciTester.Models
{
    /// <summary>
    /// PLC 配置类，用于存储从 appsettings.json 读取的 Modbus 参数和寄存器地址。
    /// </summary>
    public class PlcConfiguration
    {
        // ========== 网络连接参数 ==========
        public string IpAddress { get; set; } = "192.168.1.10";      // PLC IP 地址
        public int Port { get; set; } = 502;                     // Modbus TCP 端口
        public byte SlaveId { get; set; } = 1;              // 从站地址（默认1）

        // 以下属性用于与上位机交互（但实际按工位读取，此处保留兼容）
        public ushort PressureRegister { get; set; }        // 不再使用，保留兼容
        public ushort WetFlowRegister { get; set; }         // 湿膜流量寄存器起始地址


        public ushort WetFlowRegister2 { get; set; }         // 湿膜流量寄存器起始地址


        public ushort WetFlowRegister3 { get; set; }         // 湿膜流量寄存器起始地址


        // ========== 工位专用寄存器 ==========
        public ushort PressureRegisterStation1 { get; set; } // 工位1 压力寄存器起始地址
        public ushort PressureRegisterStation2 { get; set; } // 工位2
        public ushort PressureRegisterStation3 { get; set; } // 工位3

        public ushort ValveCoil { get; set; } = 5;   // 假设 M5 对应线圈地址 5


        public ushort PumpCoil { get; set; } = 6;   // 高压超限 M180


        public ushort FlowRegister { get; set; } = 1330;  // 高压超限 M180




        // 新增地址
        public ushort FlowCalibrationReg { get; set; } = 1328;
        public ushort FlowProtectReg { get; set; } = 1332;
        public ushort TemperatureReg { get; set; } = 1082;//
        public ushort TempCalibrationReg { get; set; } = 1080;
        public ushort PumpPressureReg { get; set; } = 1430;
        public ushort PumpPressureCalibReg { get; set; } = 1428;
        public ushort ImpactorPressureReg { get; set; } = 1480;
        public ushort ImpactorPressureCalibReg { get; set; } = 1478;
        public ushort ImpactorPressureCalibCoil { get; set; } = 1303; // M1303





        public ushort AcLowPressureAlarmCoil { get; set; } = 1001;   // M1001
        public ushort AcHighPressureAlarmCoil { get; set; } = 1002;  // M1002
        public ushort AcStartupCountdownReg { get; set; } = 50;      // D50 (双整数)
        public ushort DefrostTempSetReg { get; set; } = 302;         // D302 (浮点)
        public ushort DefrostTimeSetReg { get; set; } = 310;         // D310 (双整数)
        public ushort DefrostMinuteReg { get; set; } = 42;           // D42 (双整数)
        public ushort DefrostSecondReg { get; set; } = 40;           // D40 (双整数)
        public ushort TempProtectReg { get; set; } = 1084;           // D1084 (浮点)
        public ushort ConstantTempStartCoil { get; set; } = 4;       // M4
        public ushort DefrostStartCoil { get; set; } = 19;           // M19

    }

    /// <summary>
    /// PLC 服务接口，定义与 Modbus 设备通信的方法。
    /// </summary>
    public interface IPlcService
    {
        /// <summary> 读取指定工位的压力（浮点数） </summary>
        /// <param name="stationId">工位号 1~3</param>
        Task<float> ReadPressureAsync(int stationId);

        /// <summary> 读取湿膜流量（浮点数） </summary>
        Task<float> ReadWetFlowAsync(int stationId);


        /// <summary> 写入线圈（如 M 元件） </summary>
        Task WriteCoilAsync(ushort coilAddress, bool value);

        /// <summary> 写入单个寄存器（16位） </summary>
        Task WriteRegisterAsync(ushort registerAddress, ushort value);

        /// <summary> 读取线圈状态（如 M 元件的 ON/OFF） </summary>
        Task<bool> ReadCoilAsync(ushort coilAddress);

        /// <summary> 读取连续多个保持寄存器（16位） </summary>
        Task<ushort[]> ReadHoldingRegistersAsync(ushort startAddress, ushort count);

        /// <summary> 写入单个保持寄存器（16位） </summary>
        Task WriteSingleRegisterAsync(ushort registerAddress, ushort value);


        Task WriteMultipleRegistersAsync(ushort registerAddress, float value);

        float UshortToFloat(ushort P1, ushort P2);

        Task<float> ReadFloatAsync(ushort startAddress);

        Task EnsureConnectedAsync(int retryCount = 3);

        void Dispose();

        bool IsConnected { get; }  // 新增

        Task<int> ReadInt32Async(ushort startAddress);
        Task WriteInt32Async(ushort startAddress, int value);
    }
}