using System;
using System.Data;
using System.Configuration;
using System.Data.Common;
using System.Collections;
using System.Collections.Generic;
using Wellan.Data;
using Wellan.Common;
using System.Transactions;
using System.ComponentModel;

/// <summary>
/// BPSE 片語資料表資料處理類別
/// </summary>
[DataObject]
public class BpseDAC : Wellan.Data.WDAC
{
  public BpseDAC()
  {
  }

  public BpseDAC(string connectionConfig, string connectionConfigName)
    : this()
  {
    this._connectionConfig = connectionConfig;
    this._connectionConfigName = connectionConfigName;
  }

  public BpseDAC(WQuery query)
  {
    this._query = query;
  }

  [DataObjectMethod(DataObjectMethodType.Select)]
  public DataTable SelectAll()
  {
    DbCommand cmd = Query.NewCommand();
    cmd.CommandText =
      @"SELECT BPTYP, BPCNT
        FROM BPSE
        ORDER BY BPTYP, BPCNT";
    return Query.Select(cmd);
  }

  [DataObjectMethod(DataObjectMethodType.Select)]
  public DataTable SelectOne(string BPTYP, string BPCNT)
  {
    DbCommand cmd = Query.NewCommand();
    cmd.CommandText =
      @"SELECT BPTYP, BPCNT
        FROM BPSE
        WHERE BPTYP=@BPTYP
          AND BPCNT=@BPCNT";
    Query.AddParam(cmd, "BPTYP", BPTYP);
    Query.AddParam(cmd, "BPCNT", BPCNT);
    return Query.Select(cmd);
  }

  [DataObjectMethod(DataObjectMethodType.Select)]
  public DataTable Select片語類別()
  {
    DbCommand cmd = Query.NewCommand();
    cmd.CommandText =
      @"SELECT DISTINCT BPTYP
        FROM BPSE ORDER BY BPTYP";
    return Query.Select(cmd);
  }

  [DataObjectMethod(DataObjectMethodType.Select)]
  public DataTable Select片語By類別(string BPTYP)
  {
    DbCommand cmd = Query.NewCommand();
    cmd.CommandText =
      @"SELECT BPCNT
        FROM BPSE
        WHERE BPTYP=@BPTYP AND BPENB=1
        ORDER BY BPORD, BPCNT";
    Query.AddParam(cmd, "BPTYP", BPTYP);
    return Query.Select(cmd);
  }

  [DataObjectMethod(DataObjectMethodType.Insert)]
  public void InsertOne(string BPTYP, string BPCNT, string UserId)
  {
    if (SelectOne(BPTYP, BPCNT).Rows.Count == 0)
    {
      DbCommand cmdInsert = Query.NewCommand();
      cmdInsert.CommandText =
        @"INSERT INTO BPSE (BPTYP, BPCNT, TRDAT, TRMOD, TRUSR)
          VALUES (@BPTYP, @BPCNT, GETDATE(), 'INSERT', @TRUSR)";
      Query.AddParam(cmdInsert, "BPTYP", BPTYP);
      Query.AddParam(cmdInsert, "BPCNT", BPCNT);
      Query.AddParam(cmdInsert, "TRUSR", UserId);
      Query.ExecuteNonQuery(cmdInsert);
    }
  }

  [DataObjectMethod(DataObjectMethodType.Update)]
  public void UpdateOne(string OLD_BPTYP, string OLD_BPCNT, string BPTYP, string BPCNT, string UserId)
  {
    DbCommand cmdUpdate = Query.NewCommand();
    cmdUpdate.CommandText =
      @"UPDATE BPSE SET
          BPTYP = @BPTYP, 
          BPCNT = @BPCNT, 
          TRDAT = GETDATE(), 
          TRMOD = 'MODIFY', 
          TRUSR = @TRUSR
        WHERE BPTYP=@OLD_BPTYP
          AND BPCNT=@OLD_BPCNT";
    Query.AddParam(cmdUpdate, "BPTYP", BPTYP);
    Query.AddParam(cmdUpdate, "BPCNT", BPCNT);
    Query.AddParam(cmdUpdate, "TRUSR", UserId);
    Query.AddParam(cmdUpdate, "OLD_BPTYP", OLD_BPTYP);
    Query.AddParam(cmdUpdate, "OLD_BPCNT", OLD_BPCNT);
    Query.ExecuteNonQuery(cmdUpdate);
  }

  [DataObjectMethod(DataObjectMethodType.Delete)]
  public void DeleteOne(string OLD_BPTYP, string OLD_BPCNT)
  {
    DbCommand cmdDelete = Query.NewCommand();
    cmdDelete.CommandText =
      @"DELETE FROM BPSE
        WHERE BPTYP=@OLD_BPTYP
          AND BPCNT=@OLD_BPCNT";
    Query.AddParam(cmdDelete, "OLD_BPTYP", OLD_BPTYP);
    Query.AddParam(cmdDelete, "OLD_BPCNT", OLD_BPCNT);
    Query.ExecuteNonQuery(cmdDelete);
  }
}