using System.Text;

namespace EC.AutoWeightServer.IfManager.FingerPrint
{
	/// <summary>
	/// 暂时只测试了 USB 接口
	/// </summary>
	public class FingerPrintManager
	{
		//连接参数
		private readonly FingerPrintParam _fpParam;

		//通讯句柄
		private int _handle;

		//返回码
		private int _ret;

		public FingerPrintManager()
		{
			_fpParam = new FpUsbParam();
		}

		public FingerPrintManager(FingerPrintParam fpParam)
		{
			_fpParam = fpParam;
		}

		#region Start & Stop Server

		/// <summary>
		/// 开启服务
		/// </summary>
		/// <returns></returns>
		public bool StartServer()
		{
			_ret = TesoLiveSDK.TcCreateHDL(_fpParam.Port, _fpParam.NPort, _fpParam.NRidx, _fpParam.NSped);
			_handle = _ret;
			return _ret >= 0;
		}

		/// <summary>
		/// 停止服务
		/// </summary>
		/// <returns></returns>
		public bool StopServer()
		{
			if (!IsConnected())
				return true;
			_ret = TesoLiveSDK.TcDeleteHDL(_handle);
			if (_ret < 0)
				return false;
			_handle = -1;
			return true;
		}

		#endregion Start & Stop Server

		#region Tool Methods

		/// <summary>
		/// 获取设备内核号
		/// </summary>
		/// <param name="data"></param>
		/// <returns></returns>
		public bool GetDevKerNel(ref string data)
		{
			if (!IsConnected())
				return false;
			var builder = new StringBuilder();
			_ret = TesoLiveSDK.TcGetDevVsin(_handle, builder);
			data = _ret >= 0 ? builder.ToString() : string.Empty;
			return _ret >= 0;
		}

		/// <summary>
		/// 获取设备序列号
		/// </summary>
		/// <param name="data"></param>
		/// <returns></returns>
		public bool GetDevSn(ref string data)
		{
			if (!IsConnected())
				return false;
			var builder = new StringBuilder();
			_ret = TesoLiveSDK.TcReadDevSn(_handle, builder);
			data = _ret >= 0 ? builder.ToString() : string.Empty;
			return _ret >= 0;
		}

		/// <summary>
		/// 注册窗体默认开启
		/// </summary>
		/// <param name="able"></param>
		/// <returns></returns>
		public bool SetRegBoxAble(bool able)
		{
			if (!IsConnected())
				return false;
			var nIdx = 16;//#define T_SHOWREG 16 弹出注册窗体
			var nVal = able ? 1 : 0;
			_ret = TesoLiveSDK.TcExtnEntry(_handle, 0, nIdx, nVal, null);
			return _ret >= 0;
		}

		/// <summary>
		/// 认证窗体默认关闭
		/// </summary>
		/// <param name="able"></param>
		/// <returns></returns>
		public bool SetVerBoxAble(bool able)
		{
			if (!IsConnected())
				return false;
			var nIdx = 17;//#define T_SHOWVER 17 弹出认证窗体
			var nVal = able ? 1 : 0;
			_ret = TesoLiveSDK.TcExtnEntry(_handle, 0, nIdx, nVal, null);
			return _ret >= 0;
		}

		/// <summary>
		/// 控制设备上的 LED 闪灯和 BUZZER 蜂鸣，声光同时提示
		/// </summary>
		/// <param name="mode">0＝短嘀，1＝长嘀，2＝嘀嘀</param>
		/// <returns></returns>
		public bool SetBeepLight(int mode)
		{
			if (!IsConnected())
				return false;
			mode %= 3;
			_ret = TesoLiveSDK.TcBeepLight(_handle, mode);
			return _ret >= 0;
		}

		/// <summary>
		/// 设置注册窗口等待时间
		/// </summary>
		/// <param name="msTime">超时量默认 30000</param>
		/// <returns></returns>
		public bool SetRegTime(int msTime)
		{
			if (!IsConnected())
				return false;
			var nIdx = 6;//#define T_REGTMOT 6 注册 ms 超时量＝30000
			_ret = TesoLiveSDK.TcExtnEntry(_handle, 0, nIdx, msTime, null);
			return _ret >= 0;
		}

		/// <summary>
		/// 设置认证窗口等待时间
		/// </summary>
		/// <param name="msTime">超时量默认 18000</param>
		/// <returns></returns>
		public bool SetVerTime(int msTime)
		{
			if (!IsConnected())
				return false;
			var nIdx = 7;//#define T_VERTMOT 7 认证 ms 超时量＝18000
			_ret = TesoLiveSDK.TcExtnEntry(_handle, 0, nIdx, msTime, null);
			return _ret >= 0;
		}

		/// <summary>
		/// 获取指纹模板
		/// </summary>
		/// <param name="regFp"></param>
		/// <returns></returns>
		public bool GetRegFingerPrint(ref string regFp)
		{
			if (!IsConnected())
				return false;
			var builder = new byte[513];
			_ret = TesoLiveSDK.TcDoTemplet(_handle, builder);
			regFp = Encoding.ASCII.GetString(builder).Trim('\0');
			return _ret >= 0;
		}

		/// <summary>
		/// 获取指纹特征
		/// </summary>
		/// <param name="verFp"></param>
		/// <returns></returns>
		public bool GetVerFingerPrint(ref string verFp)
		{
			if (!IsConnected())
				return false;
			var builder = new byte[513];
			_ret = TesoLiveSDK.TcDoFeature(_handle, builder);
			verFp = Encoding.ASCII.GetString(builder).Trim('\0');
			return _ret >= 0;
		}

		/// <summary>
		/// 对比指纹模板和特征
		/// </summary>
		/// <param name="regFp"></param>
		/// <param name="verFp"></param>
		/// <returns></returns>
		public bool MatchFingerPrint(string regFp, string verFp)
		{
			if (!IsConnected())
				return false;
			if (string.IsNullOrEmpty(regFp) || string.IsNullOrEmpty(verFp))
				return false;
			_ret = TesoLiveSDK.TcSafeMatch(_handle, verFp, regFp);
			return _ret >= 0;
		}

		/// <summary>
		/// 判断设备是否连接
		/// </summary>
		/// <returns></returns>
		public bool IsConnected()
		{
			var builder = new StringBuilder();
			_ret = TesoLiveSDK.TcReadDevSn(_handle, builder);
			return _ret >= 0;
		}

		/// <summary>
		/// 返回函数运行返回码
		/// </summary>
		/// <returns>返回码</returns>
		public int GetResultCode()
		{
			return _ret;
		}

		#endregion Tool Methods
	}
}