//
// 這個檔案是 數位課程觀看紀錄 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.Transactions;
using WebLib;
using System.Data.SqlClient;

namespace Education
{
  ///<summary>
  /// 數位課程觀看紀錄 資料存取類別
  ///</ summary>
  [DataObject]
  public partial class DAC_數位課程觀看紀錄 : WebLib.DAC
  {
    //private string _tableName = "數位課程觀看紀錄";
    private string _select = "select 課程編號, 學員編號, 必看, 觀看日期, DB_APPNO, DB_CRDAT, DB_CRUSR, DB_TRDAT, DB_TRUSR";
    private string _insert = "課程編號, 學員編號, 必看, 觀看日期, DB_APPNO, DB_CRDAT, DB_CRUSR, DB_TRDAT, DB_TRUSR";
    private string _insertValue = "@課程編號, @學員編號, @必看, @觀看日期, @DB_APPNO, @DB_CRDAT, @DB_CRUSR, @DB_TRDAT, @DB_TRUSR";
    private string _from = " from 數位課程觀看紀錄 ";
    private string _where = " where 1=1 ";
    private string _order = " order by 課程編號, 學員編號 ";

    public DAC_數位課程觀看紀錄()
      : base()
    {
    }

    public DAC_數位課程觀看紀錄(DbConnection conn)
      : base(conn)
    {
    }

    [DataObjectMethod(DataObjectMethodType.Select)]
    public 數位課程觀看紀錄List SelectAll()
    {
      數位課程觀看紀錄List result = new 數位課程觀看紀錄List();
      IDataList list = result as IDataList;
      DbCommand cmdSelect = NewCommand();
      cmdSelect.CommandText = _select + _from + _where + _order;
      Select(cmdSelect, ref list);
      return result;
    }

    [DataObjectMethod(DataObjectMethodType.Select)]
    public 數位課程觀看紀錄List SelectOne(int 課程編號, string 學員編號)
    {
      數位課程觀看紀錄List result = new 數位課程觀看紀錄List();
      IDataList list = result as IDataList;
      DbCommand cmdSelect = NewCommand();
      cmdSelect.CommandText = _select + _from + _where
          + "  and 課程編號 = @課程編號 "
          + "  and 學員編號 = @學員編號 "
          ;
      AddParam(cmdSelect, "課程編號", 課程編號);
      AddParam(cmdSelect, "學員編號", 學員編號);
      Select(cmdSelect, ref list);
      return result;
    }

    [DataObjectMethod(DataObjectMethodType.Insert)]
    public void InsertOne(數位課程觀看紀錄 value)
    {
      using (TransactionScope ts = new TransactionScope(TransactionScopeOption.Required))
      {
        try
        {
          if (!BeforeInsertOne(value))
            return;

          DbCommand cmdInsert = NewCommand();
          cmdInsert.CommandText = 
              "insert into 數位課程觀看紀錄"
            + "  (" + _insert + ")"
            + "values "
            + "  (" + _insertValue + ");"
            ;
          AddParam(cmdInsert, "課程編號", value.課程編號);
          AddParam(cmdInsert, "學員編號", value.學員編號);
          AddParam(cmdInsert, "必看", value.必看);
          AddParam(cmdInsert, "觀看日期", value.觀看日期);
          AddParam(cmdInsert, "DB_APPNO", 1);
          AddParam(cmdInsert, "DB_CRDAT", DateTime.UtcNow.AddHours(8));
          AddParam(cmdInsert, "DB_CRUSR", CurrentUserId);
          AddParam(cmdInsert, "DB_TRDAT", DBNull.Value);
          AddParam(cmdInsert, "DB_TRUSR", DBNull.Value);
          ExecuteNonQuery(cmdInsert);
          AfterInsertOne(value);
          ts.Complete();
        }
        catch (Exception error)
        {
          bool handled;
          OnInsertOneError(error, out handled);
          if(!handled)
            throw error;
        }
      }
    }

    [DataObjectMethod(DataObjectMethodType.Update)]
    public int UpdateOne(數位課程觀看紀錄 value)
    {
      using (TransactionScope ts = new TransactionScope(TransactionScopeOption.Required))
      {
        try
        {
          if (!BeforeUpdateOne(value))
            return -1;

          數位課程觀看紀錄List oldValues = SelectOne(value.課程編號, value.學員編號);
          if (oldValues.Count == 0 || oldValues[0].DB_APPNO != value.DB_APPNO)
          {
            throw new DBConcurrencyException("在更新 \"數位課程觀看紀錄\" 資料表時發生並行例外：找不到要更新的資料列");
          }
          DbCommand cmdUpdate = NewCommand();
          cmdUpdate.CommandText =
            @"update 數位課程觀看紀錄 
              set 
                必看 = @必看  ,
                觀看日期 = @觀看日期  ,
                DB_APPNO = DB_APPNO + 1,
                DB_TRDAT = @DB_TRDAT,
                DB_TRUSR = @DB_TRUSR
              where 1=1 
                and 課程編號 = @original_課程編號
                and 學員編號 = @original_學員編號
                and DB_APPNO = @original_DB_APPNO
              ";
          AddParam(cmdUpdate, "必看", value.必看);
          AddParam(cmdUpdate, "觀看日期", value.觀看日期);
          AddParam(cmdUpdate, "DB_TRDAT", DateTime.UtcNow.AddHours(8));
          AddParam(cmdUpdate, "DB_TRUSR", CurrentUserId);
          AddParam(cmdUpdate, "original_課程編號", value.課程編號);
          AddParam(cmdUpdate, "original_學員編號", value.學員編號);
          AddParam(cmdUpdate, "original_DB_APPNO", value.DB_APPNO);
          int rowsAffected = ExecuteNonQuery(cmdUpdate);
          AfterUpdateOne(value);
          ts.Complete();
          return rowsAffected;
        }
        catch (Exception error)
        {
          bool handled;
          OnUpdateOneError(error, out handled);
          if(!handled)
            throw error;
          return -1;
        }
      }
    }

    [DataObjectMethod(DataObjectMethodType.Delete)]
    public int DeleteOne(int 課程編號, string 學員編號, int DB_APPNO)
    {
      using (TransactionScope ts = new TransactionScope(TransactionScopeOption.Required))
      {
        try
        {
          if (!BeforeDeleteOne(課程編號, 學員編號, DB_APPNO))
            return -1;

          數位課程觀看紀錄List oldValues = SelectOne(課程編號, 學員編號);
          if (oldValues.Count == 0 || oldValues[0].DB_APPNO != DB_APPNO)
          {
            throw new DBConcurrencyException("在刪除 \"數位課程觀看紀錄\" 資料表時發生並行例外：找不到要刪除的資料列");
          }
          DbCommand cmdDelete = NewCommand();
          cmdDelete.CommandText = 
            @"delete from 數位課程觀看紀錄 
              where 1=1 
                and 課程編號 = @課程編號
                and 學員編號 = @學員編號
                and DB_APPNO = @DB_APPNO
              ";
          AddParam(cmdDelete, "課程編號", 課程編號);
          AddParam(cmdDelete, "學員編號", 學員編號);
          AddParam(cmdDelete, "DB_APPNO", DB_APPNO);
          int rowsAffected = ExecuteNonQuery(cmdDelete);
          AfterDeleteOne(課程編號, 學員編號, 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(數位課程觀看紀錄 value)
    {
      using (TransactionScope ts = new TransactionScope(TransactionScopeOption.Required))
      {
        try
        {
          if (!BeforeDeleteOne(value))
            return -1;

          數位課程觀看紀錄List oldValues = SelectOne(value.課程編號, value.學員編號);
          if (oldValues.Count == 0 || oldValues[0].DB_APPNO != value.DB_APPNO)
          {
            throw new DBConcurrencyException("在刪除 \"數位課程觀看紀錄\" 資料表時發生並行例外：找不到要刪除的資料列");
          }
          DbCommand cmdDelete = NewCommand();
          cmdDelete.CommandText = 
            @"delete from 數位課程觀看紀錄 
              where 1=1 
                and 課程編號 = @課程編號
                and 學員編號 = @學員編號
                and DB_APPNO = @DB_APPNO
              ";
          AddParam(cmdDelete, "課程編號", value.課程編號);
          AddParam(cmdDelete, "學員編號", value.學員編號);
          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 課程編號, string 學員編號)
    {
      DbCommand cmdSelect = NewCommand();
      cmdSelect.CommandText = "select count(1)" + _from + _where
          + "  and 課程編號 = @課程編號 "
          + "  and 學員編號 = @學員編號 "
          ;
      AddParam(cmdSelect, "課程編號", 課程編號);
      AddParam(cmdSelect, "學員編號", 學員編號);
      int count;
      ExecuteScalar(cmdSelect, out count);
      return count > 0;
    }
  }

  ///<summary>
  /// 數位課程觀看紀錄 資料集合類別
  ///</summary>
  public partial class 數位課程觀看紀錄List : List<數位課程觀看紀錄>, IDataList
  {
    public void Fill(DbDataReader reader)
    {
      while (reader.Read())
      {
        數位課程觀看紀錄 newItem = new 數位課程觀看紀錄();
        newItem.課程編號 = DAC.GetInt32(reader[0]);
        newItem.學員編號 = DAC.GetString(reader[1]);
        newItem.必看 = DAC.GetString(reader[2]);
        newItem.觀看日期 = DAC.GetDateTime(reader[3]);
        newItem.DB_APPNO = DAC.GetInt32(reader[4]);
        newItem.DB_CRDAT = DAC.GetDateTime(reader[5]);
        newItem.DB_CRUSR = DAC.GetString(reader[6]);
        newItem.DB_TRDAT = DAC.GetDateTime(reader[7]);
        newItem.DB_TRUSR = DAC.GetString(reader[8]);
        Add(newItem);
      }
    }
  }

  ///<summary>
  /// 數位課程觀看紀錄 資料紀錄類別
  ///</summary>
  [Serializable]
  public partial class 數位課程觀看紀錄 : DataItemBase
  {
    private int _課程編號;
    private string _學員編號;
    private string _必看;
    private DateTime _觀看日期;

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

    ///<summary>
    /// 學員編號
    ///</summary>
    [DataObjectField(true, false, false, 10)]
    public string 學員編號
    {
      get
      {
        return _學員編號;
      }
      set
      {
        if (value != _學員編號)
        {
          _學員編號 = value;
          OnPropertyChanged("學員編號"); 
        }
      }
    }

    ///<summary>
    /// 必看
    ///</summary>
    [DataObjectField(false, false, true, 1)]
    public string 必看
    {
      get
      {
        return _必看;
      }
      set
      {
        if (value != _必看)
        {
          _必看 = value;
          OnPropertyChanged("必看"); 
        }
      }
    }

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

    #endregion
  }
}