//
// 這個檔案是 火車票價 資料表的資料存取類別 檔案一
// 請不要修改這個檔案，重新產生資料存取類別時，這個檔案會被覆蓋掉
//
using System;
using System.Collections.Generic;
using System.Text;
using System.ComponentModel;
using System.Data;
using System.Data.Common;
using System.Linq;
using System.Transactions;
using WebLib;
using System.Data.SqlClient;

namespace Education
{
    ///<summary>
    /// 火車票價 資料存取類別
    ///</ summary>
    [DataObject]
    public partial class DAC_火車票價 : WebLib.DAC
    {
        private const string _tableName = "[火車票價]";
        private const string _allFields = "[編號], [版本號], [生效日期], [起站], [迄站], [票價], [DB_APPNO], [DB_CRDAT], [DB_CRUSR], [DB_TRDAT], [DB_TRUSR]";
        private string _orderBy = "[編號]";
        private string _select = "select " + _allFields;
        private string _insert = "[版本號], [生效日期], [起站], [迄站], [票價], [DB_APPNO], [DB_CRDAT], [DB_CRUSR], [DB_TRDAT], [DB_TRUSR]";
        private string _insertBak = "[編號], [版本號], [生效日期], [起站], [迄站], [票價], [DB_APPNO], [DB_CRDAT], [DB_CRUSR], [DB_TRDAT], [DB_TRUSR], [DB_TRMOD]";
        private string _insertValue = "@版本號, @生效日期, @起站, @迄站, @票價, @DB_APPNO, @DB_CRDAT, @DB_CRUSR, @DB_TRDAT, @DB_TRUSR";
        private string _insertBakValue = "@編號, @版本號, @生效日期, @起站, @迄站, @票價, @DB_APPNO, @DB_CRDAT, @DB_CRUSR, @DB_TRDAT, @DB_TRUSR, @DB_TRMOD";
        private string _from = " from " + _tableName + " ";
        private string _where = " where 1=1 ";
        private string _order = " order by [編號] ";

        public DAC_火車票價()
          : base()
        {
        }

        public DAC_火車票價(DbConnection conn)
          : base(conn)
        {
        }

        [DataObjectMethod(DataObjectMethodType.Select)]
        public 火車票價List SelectAll(string orderBy = "")
        {
            火車票價List result = new 火車票價List();
            IDataList list = result as IDataList;
            DbCommand cmdSelect = NewCommand();
            cmdSelect.CommandText = _select + _from + _where + (orderBy == null || orderBy.Length == 0 ? _order : " order by " + orderBy);
            Select(cmdSelect, ref list);
            return result;
        }

        public int SelectAllCount()
        {
            DbCommand cmdSelect = NewCommand();
            cmdSelect.CommandText = "select count(1) " + _from;
            int i;
            ExecuteScalar(cmdSelect, out i);
            return i;
        }

        [DataObjectMethod(DataObjectMethodType.Select)]
        public 火車票價List SelectAllPage(int startRowIndex, int maximumRows, string orderBy = "")
        {
            火車票價List result = new 火車票價List();
            IDataList list = result as IDataList;
            DbCommand cmdSelect = NewCommand();
            cmdSelect.CommandText =
                String.Format("select top {0} * from (", maximumRows)
                + "select " + _allFields
                + ", row_number() over (order by " + (orderBy == null || orderBy.Length == 0 ? _orderBy : orderBy)  + ") as rowid "
                + _from + _where
                + ") as TMP1 where rowid > @startRowIndex ";
            AddParam(cmdSelect, "startRowIndex", startRowIndex);
            Select(cmdSelect, ref list);
            return result;
        }

        [DataObjectMethod(DataObjectMethodType.Select)]
        public 火車票價List SelectOne(int 編號)
        {
            火車票價List result = new 火車票價List();
            IDataList list = result as IDataList;
            DbCommand cmdSelect = NewCommand();
            cmdSelect.CommandText = _select + _from + _where
                    + "  and 編號 = @編號 "
                    ;
            AddParam(cmdSelect, "編號", 編號);
            Select(cmdSelect, ref list);
            return result;
        }

        ///<summary>
        /// 給查詢畫面用的增加 Where 條件的方法
        ///</summary>
        private void AddWhere(DbCommand cmdSelect, ref bool noInput, int? 版本號, string 起站, string 迄站)
        {
            if (版本號 != null)
            {
                noInput = false;
                cmdSelect.CommandText += "  and 版本號 = @版本號 ";
                AddParam(cmdSelect, "版本號", 版本號);
            }

            if (起站 != null && 起站.Length > 0)
            {
                noInput = false;
                cmdSelect.CommandText += " and 起站 like @起站 ";
                AddParam(cmdSelect, "起站", "%" + 起站 + "%");
            }

            if (迄站 != null && 迄站.Length > 0)
            {
                noInput = false;
                cmdSelect.CommandText += " and 迄站 like @迄站 ";
                AddParam(cmdSelect, "迄站", "%" + 迄站 + "%");
            }

        }

        ///<summary>
        /// 給查詢畫面用的 Select 方法
        ///</summary>
        [DataObjectMethod(DataObjectMethodType.Select)]
        public 火車票價List Select(bool noInputReturnAll, int? 版本號, string 起站, string 迄站, string orderBy = "")
        {
            火車票價List result = new 火車票價List();
            bool noInput = true;
            IDataList list = result as IDataList;
            DbCommand cmdSelect = NewCommand();
            cmdSelect.CommandText = _select + _from + _where;
            AddWhere(cmdSelect, ref noInput, 版本號, 起站, 迄站);
            cmdSelect.CommandText += (orderBy == null || orderBy.Length == 0 ? _order : " order by " + orderBy);

            if (!noInputReturnAll && noInput)
                return result;

            Select(cmdSelect, ref list);
            return result;
        }

        ///<summary>
        /// 給查詢畫面用的 SelectCount 方法
        ///</summary>
        [DataObjectMethod(DataObjectMethodType.Select)]
        public int SelectCount(bool noInputReturnAll, int? 版本號, string 起站, string 迄站, string orderBy = "")
        {
            bool noInput = true;
            DbCommand cmdSelect = NewCommand();
            cmdSelect.CommandText = "select count(1) " + _from + _where;
            AddWhere(cmdSelect, ref noInput, 版本號, 起站, 迄站);

            if (!noInputReturnAll && noInput)
                return 0;

            int i;
            ExecuteScalar(cmdSelect, out i);
            return i;
        }

        ///<summary>
        /// 給查詢畫面用的 SelectPage 方法
        ///</summary>
        [DataObjectMethod(DataObjectMethodType.Select)]
        public 火車票價List SelectPage(bool noInputReturnAll, int startRowIndex, int maximumRows, int? 版本號, string 起站, string 迄站, string orderBy = "")
        {
            火車票價List result = new 火車票價List();
            bool noInput = true;
            IDataList list = result as IDataList;
            DbCommand cmdSelect = NewCommand();

            cmdSelect.CommandText =
                String.Format("select top {0} * from (", maximumRows)
                + "select " + _allFields
                + ", row_number() over (order by " + (orderBy == null || orderBy.Length == 0 ? _orderBy : orderBy)  + ") as rowid "
                + _from + _where;
            AddWhere(cmdSelect, ref noInput, 版本號, 起站, 迄站);
                cmdSelect.CommandText += ") as TMP1 where rowid > @startRowIndex ";
            AddParam(cmdSelect, "startRowIndex", startRowIndex);

            if (!noInputReturnAll && noInput)
                return result;
            
            Select(cmdSelect, ref list);
            return result;
        }

        [DataObjectMethod(DataObjectMethodType.Insert)]
        public 火車票價Item InsertOne(火車票價Item value)
        {
            using (TransactionScope ts = DAC.NewTransactionScope())
            {
                try
                {
                    if (!BeforeInsertOne(value))
                        return value;
                    DbCommand cmdInsert = NewCommand();
                    cmdInsert.CommandText = 
                        "insert into [火車票價]"
                        + "  (" + _insert + ")"
                        + "values "
                        + "  (" + _insertValue + ");"                        + "select @@identity"
                        ;
                    AddParam(cmdInsert, "版本號", value.版本號);
                    AddParam(cmdInsert, "生效日期", value.生效日期);
                    AddParam(cmdInsert, "起站", value.起站);
                    AddParam(cmdInsert, "迄站", value.迄站);
                    AddParam(cmdInsert, "票價", value.票價);
                    AddParam(cmdInsert, "DB_APPNO", 1);
                    AddParam(cmdInsert, "DB_CRDAT", DateTime.Now);
                    AddParam(cmdInsert, "DB_CRUSR", CurrentUserId);
                    AddParam(cmdInsert, "DB_TRDAT", DBNull.Value);
                    AddParam(cmdInsert, "DB_TRUSR", DBNull.Value);
                    int newId;
                    ExecuteScalar(cmdInsert, out newId);
                    value.編號 = newId;
                    AfterInsertOne(value);
                    ts.Complete();
                }
                catch (Exception error)
                {
                    bool handled;
                    OnInsertOneError(error, out handled);
                    if(!handled)
                        throw error;
                }
                return value;
            }
        }

      [DataObjectMethod(DataObjectMethodType.Update)]
      public 火車票價Item UpdateOne(火車票價Item value)
      {
        using (TransactionScope ts = DAC.NewTransactionScope())
        {
          try
          {
            if (!BeforeUpdateOne(value))
              return value;

            火車票價List oldValues = SelectOne(value.編號);
            if (oldValues.Count == 0 || oldValues[0].DB_APPNO != value.DB_APPNO)
            {
              throw new DBConcurrencyException("在更新 \"火車票價\" 資料表時發生並行例外：找不到要更新的資料列");
            }
            else
            {
              DoBackup(oldValues[0], "UPDATE");
            }

            DbCommand cmdUpdate = NewCommand();
            cmdUpdate.CommandText =
              @"update [火車票價] 
                set 
                  [版本號] = @版本號    ,
                  [生效日期] = @生效日期    ,
                  [起站] = @起站    ,
                  [迄站] = @迄站    ,
                  [票價] = @票價    ,
                  DB_APPNO = DB_APPNO + 1,
                  DB_TRDAT = @DB_TRDAT,
                  DB_TRUSR = @DB_TRUSR
                where 1=1 
                  and [編號] = @original_編號
                  and DB_APPNO = @original_DB_APPNO
                ";
            AddParam(cmdUpdate, "版本號", value.版本號);
            AddParam(cmdUpdate, "生效日期", value.生效日期);
            AddParam(cmdUpdate, "起站", value.起站);
            AddParam(cmdUpdate, "迄站", value.迄站);
            AddParam(cmdUpdate, "票價", value.票價);
            AddParam(cmdUpdate, "DB_TRDAT", DateTime.Now);
            AddParam(cmdUpdate, "DB_TRUSR", CurrentUserId);
            AddParam(cmdUpdate, "original_編號", value.編號);
            AddParam(cmdUpdate, "original_DB_APPNO", value.DB_APPNO);
            ExecuteNonQuery(cmdUpdate);
            AfterUpdateOne(value);
            ts.Complete();
            return value;
          }
          catch (Exception error)
          {
            bool handled;
            OnUpdateOneError(error, out handled);
            if(!handled)
              throw error;
            return value;
          }
        }
      }

      [DataObjectMethod(DataObjectMethodType.Update)]
      public 火車票價Item UpdateOne(火車票價Item value, 火車票價Item original_value)
      {
        using (TransactionScope ts = DAC.NewTransactionScope())
        {
          try
          {
            if (!BeforeUpdateOne(value, original_value))
              return value;

            火車票價List oldValues = SelectOne(original_value.編號);
            if (oldValues.Count == 0 || oldValues[0].DB_APPNO != value.DB_APPNO)
            {
              throw new DBConcurrencyException("在更新 \"火車票價\" 資料表時發生並行例外：找不到要更新的資料列");
            }
            else
            {
              DoBackup(oldValues[0], "UPDATE");
            }

            DbCommand cmdUpdate = NewCommand();
            cmdUpdate.CommandText =
              @"update [火車票價] 
                set 
                  [版本號] = @版本號    ,
                  [生效日期] = @生效日期    ,
                  [起站] = @起站    ,
                  [迄站] = @迄站    ,
                  [票價] = @票價    ,
                  DB_APPNO = DB_APPNO + 1,
                  DB_TRDAT = @DB_TRDAT,
                  DB_TRUSR = @DB_TRUSR
                where 1=1 
                  and [編號] = @original_編號
                  and DB_APPNO = @original_DB_APPNO
                ";
            AddParam(cmdUpdate, "版本號", value.版本號);
            AddParam(cmdUpdate, "生效日期", value.生效日期);
            AddParam(cmdUpdate, "起站", value.起站);
            AddParam(cmdUpdate, "迄站", value.迄站);
            AddParam(cmdUpdate, "票價", value.票價);
            AddParam(cmdUpdate, "DB_TRDAT", DateTime.Now);
            AddParam(cmdUpdate, "DB_TRUSR", CurrentUserId);
            AddParam(cmdUpdate, "original_編號", original_value.編號);
            AddParam(cmdUpdate, "original_DB_APPNO", original_value.DB_APPNO);
            ExecuteNonQuery(cmdUpdate);
            AfterUpdateOne(value, original_value);
            ts.Complete();
            return value;
          }
          catch (Exception error)
          {
            bool handled;
            OnUpdateOneError(error, out handled);
            if(!handled)
              throw error;
            return value;
          }
        }
      }

      [DataObjectMethod(DataObjectMethodType.Delete)]
      public int DeleteOne(int 編號, int DB_APPNO)
      {
        using (TransactionScope ts = DAC.NewTransactionScope())
        {
          try
          {
            if (!BeforeDeleteOne(編號, DB_APPNO))
              return -1;

            火車票價List oldValues = SelectOne(編號);
            if (oldValues.Count == 0 || oldValues[0].DB_APPNO != DB_APPNO)
            {
              throw new DBConcurrencyException("在刪除 \"火車票價\" 資料表時發生並行例外：找不到要刪除的資料列");
            }
            else
            {
              DoBackup(oldValues[0], "DELETE");
            }

            DbCommand cmdDelete = NewCommand();
            cmdDelete.CommandText = 
              @"delete from [火車票價] 
                where 1=1 
                  and 編號 = @編號
                  and DB_APPNO = @DB_APPNO
                ";
            AddParam(cmdDelete, "編號", 編號);
            AddParam(cmdDelete, "DB_APPNO", DB_APPNO);
            int rowsAffected = ExecuteNonQuery(cmdDelete);
            AfterDeleteOne(編號, DB_APPNO);
            ts.Complete();
            return rowsAffected;
          }
          catch (Exception error)
          {
            bool handled;
            OnDeleteOneError(error, out handled);
            if(!handled)
              throw error;
            return -1;
          }
        }
      }

        [DataObjectMethod(DataObjectMethodType.Delete)]
        public int DeleteOne(火車票價Item value)
        {
            using (TransactionScope ts = DAC.NewTransactionScope())
            {
                try
                {
                    if (!BeforeDeleteOne(value))
                        return -1;

                    火車票價List oldValues = SelectOne(value.編號);
                    if (oldValues.Count == 0 || oldValues[0].DB_APPNO != value.DB_APPNO)
                    {
                        throw new DBConcurrencyException("在刪除 \"火車票價\" 資料表時發生並行例外：找不到要刪除的資料列");
                    }
                    else
                    {
                        DoBackup(oldValues[0], "DELETE");
                    }

                    DbCommand cmdDelete = NewCommand();
                    cmdDelete.CommandText = 
                        @"delete from [火車票價] 
                            where 1=1 
                                and 編號 = @編號
                                and DB_APPNO = @DB_APPNO
                ";
                    AddParam(cmdDelete, "編號", value.編號);
                    AddParam(cmdDelete, "DB_APPNO", value.DB_APPNO);
                    int rowsAffected = ExecuteNonQuery(cmdDelete);
                    AfterDeleteOne(value);
                    ts.Complete();
                    return rowsAffected;
                }
                catch (Exception error)
                {
                    bool handled;
                    OnDeleteOneError(error, out handled);
                    if(!handled)
                        throw error;
                    return -1;
                }
            }
        }

        public bool IsDuplicate(int 編號)
        {
            DbCommand cmdSelect = NewCommand();
            cmdSelect.CommandText = "select count(1)" + _from + _where
                    + "  and 編號 = @編號 "
            ;
            AddParam(cmdSelect, "編號", 編號);
            int count;
            ExecuteScalar(cmdSelect, out count);
            return count > 0;
        }

        public void DoBackup(火車票價Item value, string updateMode)
        {
            DbCommand cmdBak = NewCommand();
            cmdBak.CommandText = 
                    "insert into [火車票價_BAK]"
                + "  (" + _insertBak + ")"
                + "values "
                + "  (" + _insertBakValue + ");"
             ;
            AddParam(cmdBak, "編號", value.編號);
            AddParam(cmdBak, "版本號", value.版本號);
            AddParam(cmdBak, "生效日期", value.生效日期);
            AddParam(cmdBak, "起站", value.起站);
            AddParam(cmdBak, "迄站", value.迄站);
            AddParam(cmdBak, "票價", value.票價);
            AddParam(cmdBak, "DB_APPNO", value.DB_APPNO);
            AddParam(cmdBak, "DB_CRDAT", value.DB_CRDAT);
            AddParam(cmdBak, "DB_CRUSR", value.DB_CRUSR);
            AddParam(cmdBak, "DB_TRDAT", DateTime.Now);
            AddParam(cmdBak, "DB_TRUSR", CurrentUserId);
            AddParam(cmdBak, "DB_TRMOD", updateMode);
            ExecuteNonQuery(cmdBak);
        }

    }


    ///<summary>
    ///火車票價 資料集合類別
    ///</summary>
    [Serializable]
    public partial class 火車票價List : List<火車票價Item>, IDataList
    {
        public void Fill(DbDataReader reader)
        {
            DAC.FillData<火車票價Item>(reader, this);
        }
    }


    ///<summary>
    /// 火車票價 資料紀錄類別
    ///</summary>
    [Serializable]
    public partial class 火車票價Item : DataItemBase
    {
        private int _編號;
        private int _版本號;
        private DateTime _生效日期;
        private string _起站;
        private string _迄站;
        private int _票價;

        #region 資料欄位
        ///<summary>
        /// 編號
        ///</summary>
        [DataObjectField(true, false, false)]
        public int 編號
        {    
            get
            {
                return _編號;
            }    
            set
            {
                if (value != _編號)
                {
                    _編號 = value;
                    OnPropertyChanged("編號"); 
                }
            }
        }

        ///<summary>
        /// 版本號
        ///</summary>
        [DataObjectField(false, false, false)]
        public int 版本號
        {    
            get
            {
                return _版本號;
            }    
            set
            {
                if (value != _版本號)
                {
                    _版本號 = value;
                    OnPropertyChanged("版本號"); 
                }
            }
        }

        ///<summary>
        /// 生效日期
        ///</summary>
        [DataObjectField(false, false, false)]
        public DateTime 生效日期
        {    
            get
            {
                return _生效日期;
            }    
            set
            {
                if (value != _生效日期)
                {
                    _生效日期 = value;
                    OnPropertyChanged("生效日期"); 
                }
            }
        }

        ///<summary>
        /// 起站
        ///</summary>
        [DataObjectField(false, false, false, 20)]
        public string 起站
        {    
            get
            {
                return _起站;
            }    
            set
            {
                if (value != _起站)
                {
                    _起站 = value;
                    OnPropertyChanged("起站"); 
                }
            }
        }

        ///<summary>
        /// 迄站
        ///</summary>
        [DataObjectField(false, false, false, 20)]
        public string 迄站
        {    
            get
            {
                return _迄站;
            }    
            set
            {
                if (value != _迄站)
                {
                    _迄站 = value;
                    OnPropertyChanged("迄站"); 
                }
            }
        }

        ///<summary>
        /// 票價
        ///</summary>
        [DataObjectField(false, false, false)]
        public int 票價
        {    
            get
            {
                return _票價;
            }    
            set
            {
                if (value != _票價)
                {
                    _票價 = value;
                    OnPropertyChanged("票價"); 
                }
            }
        }

        #endregion
    }
}