/*
 *    The contents of this file are subject to the Initial
 *    Developer's Public License Version 1.0 (the "License");
 *    you may not use this file except in compliance with the
 *    License. You may obtain a copy of the License at
 *    https://github.com/FirebirdSQL/NETProvider/blob/master/license.txt.
 *
 *    Software distributed under the License is distributed on
 *    an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either
 *    express or implied. See the License for the specific
 *    language governing rights and limitations under the License.
 *
 *    All Rights Reserved.
 */

//$Authors = Carlos Guzman Alvarez, Jiri Cincura (jiri@cincura.net)

using System;
using System.Globalization;

namespace FirebirdSql.Data.Common
{
	[Serializable]
	internal sealed class IscError
	{
		private string _strParam;

		public string Message { get; set; }
		public int ErrorCode { get; }
		public int Type { get; }

		public string StrParam
		{
			get
			{
				switch (Type)
				{
					case IscCodes.isc_arg_interpreted:
					case IscCodes.isc_arg_string:
					case IscCodes.isc_arg_cstring:
					case IscCodes.isc_arg_sql_state:
						return _strParam;

					case IscCodes.isc_arg_number:
						return ErrorCode.ToString(CultureInfo.InvariantCulture);

					default:
						return string.Empty;
				}
			}
		}

		public bool IsArgument
		{
			get
			{
				switch (Type)
				{
					case IscCodes.isc_arg_interpreted:
					case IscCodes.isc_arg_string:
					case IscCodes.isc_arg_cstring:
					case IscCodes.isc_arg_number:
						return true;

					default:
						return false;
				}
			}
		}

		public bool IsWarning
		{
			get { return Type == IscCodes.isc_arg_warning; }
		}

		internal IscError(int errorCode)
		{
			ErrorCode = errorCode;
		}

		internal IscError(int type, string strParam)
		{
			Type = type;
			_strParam = strParam;
		}

		internal IscError(int type, int errorCode)
		{
			Type = type;
			ErrorCode = errorCode;
		}
	}
}
