meetinginfoservice.cs

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//============================================================
// Producnt name:		BoBoARTS.CodeMad
// Version: 			1.0
// Coded by:			Shen Bo ([e-mail])
// Auto generated at: 	2008-9-18 16:22:56
//============================================================

using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using System.Data.SqlClient;
using Office.Model;

namespace Office.DAL
{
	public static partial class MeetingInfoService
	{
        /// <summary>
        /// 
        /// </summary>
        /// <param name="meetingInfo"></param>
        /// <returns></returns>
        public static MeetingInfo AddMeetingInfo(MeetingInfo meetingInfo)
		{
            string sql =
				"INSERT MeetingInfo (MeetingName)" +
				"VALUES (@MeetingName)";
				
			sql += " ; SELECT @@IDENTITY";

            try
            {
				SqlParameter[] para = new SqlParameter[]
				{
					new SqlParameter("@MeetingName", meetingInfo.MeetingName)
				};
				
                int newId = DBHelper.GetScalar(sql, para);
				return GetMeetingInfoByMeetingId(newId);
            }
            catch (Exception e)
            {
				Console.WriteLine(e.Message);
                throw e;
            }
		}
		/// <summary>
		/// 
		/// </summary>
		/// <param name="meetingInfo"></param>
        public static void DeleteMeetingInfo(MeetingInfo meetingInfo)
		{
			DeleteMeetingInfoByMeetingId( meetingInfo.MeetingId );
		}
        /// <summary>
        /// 
        /// </summary>
        /// <param name="meetingId"></param>
        public static void DeleteMeetingInfoByMeetingId(int meetingId)
		{
            string sql = "DELETE MeetingInfo WHERE MeetingId = @MeetingId";

            try
            {
				SqlParameter[] para = new SqlParameter[]
				{
					new SqlParameter("@MeetingId", meetingId)
				};
			
                DBHelper.ExecuteCommand(sql, para);
            }
            catch (Exception e)
            {
				Console.WriteLine(e.Message);
				throw e;
            }
		}
		/// <summary>
		/// 
		/// </summary>
		/// <param name="meetingInfo"></param>
        public static void ModifyMeetingInfo(MeetingInfo meetingInfo)
        {
            string sql =
                "UPDATE MeetingInfo " +
                "SET " +
	                "MeetingName = @MeetingName " +
                "WHERE MeetingId = @MeetingId";


            try
            {
				SqlParameter[] para = new SqlParameter[]
				{
					new SqlParameter("@MeetingId", meetingInfo.MeetingId),
					new SqlParameter("@MeetingName", meetingInfo.MeetingName)
				};

				DBHelper.ExecuteCommand(sql, para);
            }
            catch (Exception e)
            {
                Console.WriteLine(e.Message);
				throw e;
            }

        }		
        /// <summary>
        /// 
        /// </summary>
        /// <returns></returns>
        public static IList<MeetingInfo> GetAllMeetingInfos()
        {
            string sqlAll = "SELECT * FROM MeetingInfo";
			return GetMeetingInfosBySql( sqlAll );
        }
		/// <summary>
		/// 
		/// </summary>
		/// <param name="meetingId"></param>
		/// <returns></returns>
        public static MeetingInfo GetMeetingInfoByMeetingId(int meetingId)
        {
            string sql = "SELECT * FROM MeetingInfo WHERE MeetingId = @MeetingId";

            try
            {
                SqlDataReader reader = DBHelper.GetReader(sql, new SqlParameter("@MeetingId", meetingId));
                if (reader.Read())
                {
                    MeetingInfo meetingInfo = new MeetingInfo();

					meetingInfo.MeetingId = (int)reader["MeetingId"];
					meetingInfo.MeetingName = (string)reader["MeetingName"];

                    reader.Close();
					
                    return meetingInfo;
                }
                else
                {
                    reader.Close();
                    return null;
                }
            }
            catch (Exception e)
            {
                Console.WriteLine(e.Message);
                throw e;
            }
        }
		
		
		
		/// <summary>
		/// 
		/// </summary>
		/// <param name="safeSql"></param>
		/// <returns></returns>
        private static IList<MeetingInfo> GetMeetingInfosBySql( string safeSql )
        {
            List<MeetingInfo> list = new List<MeetingInfo>();

			try
			{
				DataTable table = DBHelper.GetDataSet( safeSql );
				
				foreach (DataRow row in table.Rows)
				{
					MeetingInfo meetingInfo = new MeetingInfo();
					
					meetingInfo.MeetingId = (int)row["MeetingId"];
					meetingInfo.MeetingName = (string)row["MeetingName"];
	
					list.Add(meetingInfo);
				}
	
				return list;
			}
            catch (Exception e)
            {
                Console.WriteLine(e.Message);
                throw e;
            }

        }
		/// <summary>
		/// 
		/// </summary>
		/// <param name="sql"></param>
		/// <param name="values"></param>
		/// <returns></returns>
        private static IList<MeetingInfo> GetMeetingInfosBySql( string sql, params SqlParameter[] values )
        {
            List<MeetingInfo> list = new List<MeetingInfo>();

			try
			{
				DataTable table = DBHelper.GetDataSet( sql, values );
				
				foreach (DataRow row in table.Rows)
				{
					MeetingInfo meetingInfo = new MeetingInfo();
					
					meetingInfo.MeetingId = (int)row["MeetingId"];
					meetingInfo.MeetingName = (string)row["MeetingName"];
	
					list.Add(meetingInfo);
				}
	
				return list;
			}
            catch (Exception e)
            {
                Console.WriteLine(e.Message);
                throw e;
            }
			
        }
		
	}
}