using SSPCTester.Devices.Interfaces;

namespace SSPCTester.Devices.Config;

/// <summary>
/// 根设备配置节点。对应 appsettings.json 中的 "Devices" 段。
/// </summary>
public sealed class DeviceOptions
{
    public const string SectionName = "Devices";

    /// <summary>旧版全局开关，仅用于兼容读取旧配置。</summary>
    public bool MockMode { get; set; }

    public SspcOptions Sspc { get; set; } = new();
    public PowerSupplyOptions PowerSupply { get; set; } = new();
    public LoadOptions Load { get; set; } = new();
    public DaqOptions Daq { get; set; } = new();
    public Pci2312Options Pci2312 { get; set; } = new();
}

/// <summary>
/// SSPC（24 路 = 3 模块 × 8 路）的串口与 Modbus 配置。
/// </summary>
public sealed class SspcOptions
{
    public bool UseMock { get; set; }
    public bool AutoConnect { get; set; } = true;
    public string PortName { get; set; } = "COM1";
    public int BaudRate { get; set; } = 9600;
    public int DataBits { get; set; } = 8;
    public string Parity { get; set; } = "None";
    public string StopBits { get; set; } = "One";

    public int ReadTimeoutMs { get; set; } = 500;
    public int Retry { get; set; } = 2;
    public string DeviceProfilePath { get; set; } = "Config/device-profile.json";
    public bool CloseAllRelaysOnDisconnect { get; set; }
    public bool LogRawFrames { get; set; } = true;

    // 旧字段保留用于兼容历史 appsettings，业务通道数固定为 24。
    public byte[] ModuleAddresses { get; set; } = new byte[] { 1, 2, 3 };
    public int ChannelsPerModule { get; set; } = 8;
}

public sealed class PowerSupplyOptions
{
    public bool UseMock { get; set; }
    public bool AutoConnect { get; set; } = true;
    public string PortName { get; set; } = "COM2";
    public int BaudRate { get; set; } = 9600;
    public string Host { get; set; } = "192.168.6.5";
    public int Port { get; set; } = 5025;
    public double TimeoutSeconds { get; set; } = 2;
    public bool RequirePingBeforeConnect { get; set; } = true;
    public string Terminator { get; set; } = "\n";
    public string IdnCommand { get; set; } = "*IDN?";
    public string VoltageCommand { get; set; } = "MEASure:VOLTage?";
    public string CurrentCommand { get; set; } = "MEASure:CURRent?";
}

public enum LoadQueryMode
{
    Combined,
    Separate
}

public sealed class LoadOptions
{
    public bool UseMock { get; set; }
    public bool AutoConnect { get; set; } = true;
    public string PortName { get; set; } = "COM3";
    public int BaudRate { get; set; } = 9600;
    public string Host { get; set; } = "192.168.200.100";
    public int Port { get; set; } = 30000;
    public double TimeoutSeconds { get; set; } = 3;
    public string Terminator { get; set; } = "\n";
    public int Channel { get; set; } = 1;
    public bool UseFetch { get; set; } = true;
    public LoadQueryMode QueryMode { get; set; } = LoadQueryMode.Combined;
}

public sealed class DaqOptions
{
    public bool UseMock { get; set; }
    public bool AutoConnect { get; set; } = true;
    public int LogicalDeviceId { get; set; }
    public int ChannelCount { get; set; } = 1;
    public string InputRange { get; set; } = "PlusMinus5V";
    public int ClockDivider { get; set; } = 1_000;
    public double PreTriggerMs { get; set; } = 3;
    public double PostTriggerMs { get; set; } = 100;
    public List<DaqChannelOptions> Channels { get; set; } =
        Enumerable.Range(0, 8).Select(i => new DaqChannelOptions
        {
            PhysicalChannel = i,
            Role = i == 0 ? nameof(DaqChannelRole.OutputVoltage) : nameof(DaqChannelRole.Unconfigured),
            Name = i == 0 ? "输出电压" : $"CH{i}",
            IsCalibrated = i == 0
        }).ToList();

    [System.Text.Json.Serialization.JsonIgnore]
    public int DeviceIndex { get => LogicalDeviceId; set => LogicalDeviceId = value; }
    [System.Text.Json.Serialization.JsonIgnore]
    public int SampleRateHz
    {
        get => (int)Math.Round(ActualSampleRateHz);
        set => ClockDivider = value > 0
            ? Math.Max(1, (int)Math.Round(100_000_000.0 / value))
            : 1_000;
    }
    [System.Text.Json.Serialization.JsonIgnore]
    public double DurationSec => (PreTriggerMs + PostTriggerMs) / 1_000.0;

    [System.Text.Json.Serialization.JsonIgnore]
    public double ActualSampleRateHz => 100_000_000.0 / Math.Max(1, ClockDivider);
}

public sealed class DaqChannelOptions
{
    public int PhysicalChannel { get; set; }
    public string Role { get; set; } = "Unconfigured";
    public string Name { get; set; } = "";
    public double Scale { get; set; } = 1;
    public double Offset { get; set; }
    public bool IsCalibrated { get; set; }
}

public sealed class Pci2312Options
{
    public bool Enabled { get; set; } = true;
    public bool UseMock { get; set; }
    public bool AutoConnect { get; set; } = true;
    public int DeviceId { get; set; }
    public int EmergencyInputChannel { get; set; }
    public bool EmergencyInputActiveHigh { get; set; } = true;
    public int AlarmOutputChannel { get; set; }
    public bool AlarmOutputActiveHigh { get; set; } = true;
    public int PollIntervalMs { get; set; } = 100;
}