// Copyright (c) 2011, Outercurve Foundation.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// - Redistributions of source code must  retain  the  above copyright notice, this
//   list of conditions and the following disclaimer.
//
// - Redistributions in binary form  must  reproduce the  above  copyright  notice,
//   this list of conditions  and  the  following  disclaimer in  the documentation
//   and/or other materials provided with the distribution.
//
// - Neither  the  name  of  the  Outercurve Foundation  nor   the   names  of  its
//   contributors may be used to endorse or  promote  products  derived  from  this
//   software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,  BUT  NOT  LIMITED TO, THE IMPLIED
// WARRANTIES  OF  MERCHANTABILITY   AND  FITNESS  FOR  A  PARTICULAR  PURPOSE  ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
// ANY DIRECT, INDIRECT, INCIDENTAL,  SPECIAL,  EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO,  PROCUREMENT  OF  SUBSTITUTE  GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)  HOWEVER  CAUSED AND ON
// ANY  THEORY  OF  LIABILITY,  WHETHER  IN  CONTRACT,  STRICT  LIABILITY,  OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE)  ARISING  IN  ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

using System;
using System.Collections.Generic;
using System.Text;

namespace WebsitePanel.Import.Enterprise
{
	public class Utils
	{
		private Utils()
		{

		}

		public static int ParseInt(string val, int defaultValue)
		{
			int result;
			if (!Int32.TryParse(val, out result))
			{
				result = defaultValue;
			}
			return result;
		}

		public static bool IsThreadAbortException(Exception ex)
		{
			Exception innerException = ex;
			while (innerException != null)
			{
				if (innerException is System.Threading.ThreadAbortException)
					return true;
				innerException = innerException.InnerException;
			}

			string str = ex.ToString();
			return str.Contains("System.Threading.ThreadAbortException");
		}

		#region DB

		/// <summary>
		/// Converts db value to string
		/// </summary>
		/// <param name="val">Value</param>
		/// <returns>string</returns>
		public static string GetDbString(object val)
		{
			string ret = string.Empty;
			if ((val != null) && (val != DBNull.Value))
				ret = (string)val;
			return ret;
		}

		/// <summary>
		/// Converts db value to short
		/// </summary>
		/// <param name="val">Value</param>
		/// <returns>short</returns>
		public static short GetDbShort(object val)
		{
			short ret = 0;
			if ((val != null) && (val != DBNull.Value))
				ret = (short)val;
			return ret;
		}

		/// <summary>
		/// Converts db value to int
		/// </summary>
		/// <param name="val">Value</param>
		/// <returns>int</returns>
		public static int GetDbInt32(object val)
		{
			int ret = 0;
			if ((val != null) && (val != DBNull.Value))
				ret = (int)val;
			return ret;
		}

		/// <summary>
		/// Converts db value to bool
		/// </summary>
		/// <param name="val">Value</param>
		/// <returns>bool</returns>
		public static bool GetDbBool(object val)
		{
			bool ret = false;
			if ((val != null) && (val != DBNull.Value))
				ret = Convert.ToBoolean(val);
			return ret;
		}

		/// <summary>
		/// Converts db value to decimal
		/// </summary>
		/// <param name="val">Value</param>
		/// <returns>decimal</returns>
		public static decimal GetDbDecimal(object val)
		{
			decimal ret = 0;
			if ((val != null) && (val != DBNull.Value))
				ret = (decimal)val;
			return ret;
		}


		/// <summary>
		/// Converts db value to datetime
		/// </summary>
		/// <param name="val">Value</param>
		/// <returns>DateTime</returns>
		public static DateTime GetDbDateTime(object val)
		{
			DateTime ret = DateTime.MinValue;
			if ((val != null) && (val != DBNull.Value))
				ret = (DateTime)val;
			return ret;
		}

		#endregion
	}
}