using System;
using System.Data;
using System.Collections;
using Core.Mes.ServerFrameWork;
using Core.Mes.IBaseInterface;

namespace Core.XgMes.Server.JGKC.RollManager
{
	/// <summary>
	/// Common 的摘要说明。
	/// </summary>
	public class Common : Core.Mes.ServerFrameWork.IComponent
	{
		public Common()
		{
			//
			// TODO: 在此处添加构造函数逻辑
			//
		}

		public override int maxValue
		{
			get
			{
				return 100;
			}
		}
		public override int minValue
		{
			get
			{
				return 50;
			}
		}

		public static object[] FixValues(object[] values)
		{
			for ( int i = 0 ;i< values.Length  ;i++)
			{
				if (values[i]  == null)
				{
					values[i] = DBNull.Value ;
				}
				else if(values[i].GetType().FullName  == "System.String")
				{
					values[i] = ((string)values[i]).Length != 0? values[i]: DBNull.Value;
				}
			}
			return values;
		}

		/// <summary>
		/// 对目标对象进行字符串的转换
		/// </summary>
		/// <param name="obj"></param>
		/// <returns></returns>
		public static string ObjToStr(object obj)
		{
			if(obj == null || obj.GetType() == typeof(System.DBNull))
			{
				return "";
			}
			else
			{
				return Convert.ToString(obj);
			}
		}

		/// <summary>
		/// 对目标对象进行数字(小数)的转换
		/// </summary>
		/// <param name="obj"></param>
		/// <returns></returns>
		public static System.Decimal ObjToDecimal(object obj)
		{
			try
			{
				if(obj == null || obj.GetType() == typeof(System.DBNull) || ObjToStr(obj).Length ==0)
				{
					return 0;
				}
				else
				{
					return Convert.ToDecimal(obj);
				}
			}
			catch(System.Exception ex)
			{
				System.Diagnostics.Debug.WriteLine(ex.ToString());
				return 0;
			}
		}
	
		public ReturnObject GetDataSet(string _sqlstr)
		{
			string strOut ="";
			DataSet ds = this.DBManager.ExecuteQuery(_sqlstr, out strOut);
			return new ReturnObject(ds,strOut);
		
		}

		//统计字符在字符串中出现的次数
		public static int CharInStrCount(string Str1, string Char1)
		{
			if(Str1.Length < Char1.Length)
				return 0;

			return (Str1.Length-Str1.Replace(Char1, "").Length) / Char1.Length;

		}

		public static string CheckNullStr(object obj)
		{
			if(obj == null || obj.GetType() == typeof(System.DBNull))
			{
				return "";
			}
			else
			{
				return Convert.ToString(obj);
			}
		  }
	}
}