public ClsPreparedQuery(ClsConnection_SqlServer pDa)
{
this.mDa = pDa;
this.mCmd = new SqlCommand();
this.mCmd.Connection = (SqlConnection)this.mDa.pConnection;
this.mCmd.Transaction = (SqlTransaction)this.mDa.pTransaction;
this.mCmd.CommandType = System.Data.CommandType.Text;
}
public ClsPreparedQuery()
{
this.mDa = new ClsConnection_SqlServer();
this.mDa.Connect();
this.mCmd = new SqlCommand();
this.mCmd.Connection = (SqlConnection)this.mDa.pConnection;
this.mCmd.Transaction = (SqlTransaction)this.mDa.pTransaction;
this.mCmd.CommandType = System.Data.CommandType.Text;
//this.IsDa = true;
}
/// <summary>
/// Constructor for ClsPreparedQuery, uses the ClsConnection_SqlServer object
/// </summary>
/// <param name="Cn">
/// An open ClsConnection_SqlServer object
/// </param>
/// <param name="Query">
/// The query string to be executed
/// </param>
/// <param name="ArrSp">
/// Array of parameters to be used
/// </param>
public ClsPreparedQuery(ClsConnection_SqlServer Cn, string Query, SqlParameter[] ArrSp)
{
this.mCn = Cn;
this.mCmd = new SqlCommand();
this.mCmd.Connection = (SqlConnection)this.mCn.pConnection;
this.mCmd.Transaction = (SqlTransaction)this.mCn.pTransaction;
this.mCmd.CommandType = System.Data.CommandType.Text;
this.mCmd.CommandText = Query;
foreach (SqlParameter Sp in ArrSp)
{ this.mCmd.Parameters.Add(Sp); }
}
public static DateTime GetServerDate()
{
ClsConnection_SqlServer Da = new ClsConnection_SqlServer();
try
{
Da.Connect();
return GetServerDate(Da);
}
catch (Exception ex)
{ throw ex; }
finally
{ Da.Close(); }
}
public static DateTime GetServerDate(ClsConnection_SqlServer Da)
{
DataTable Dt = Da.ExecuteQuery("Select GetDate() As ServerDate").Tables[0];
if (Dt.Rows.Count > 0) return (DateTime)Dt.Rows[0][0];
else return DateTime.Now;
}
public static string GetSeriesNo(string Name)
{
string Rv = "";
DataTable Dt;
string TableName;
string FieldName;
string Prefix;
Int32 Digits;
Dt = new ClsBase().pDa.GetQuery("System_DocumentSeries", "", "ModuleName = '" + Name + "'");
if (Dt.Rows.Count > 0)
{
TableName = (string)Do_Methods.IsNull(Dt.Rows[0]["TableName"], "");
FieldName = (string)Do_Methods.IsNull(Dt.Rows[0]["FieldName"], "");
Prefix = (string)Do_Methods.IsNull(Dt.Rows[0]["Prefix"], "");
Digits = (Int32)Do_Methods.IsNull(Dt.Rows[0]["Digits"], "");
}
else
{ return Rv; }
List<DataObjects_Framework.Common.Do_Constants.Str_Parameters> Sp = new List<DataObjects_Framework.Common.Do_Constants.Str_Parameters>();
Sp.Add(new DataObjects_Framework.Common.Do_Constants.Str_Parameters("@TableName", TableName));
Sp.Add(new DataObjects_Framework.Common.Do_Constants.Str_Parameters("@FieldName", FieldName));
Sp.Add(new DataObjects_Framework.Common.Do_Constants.Str_Parameters("@Prefix", Prefix));
Sp.Add(new DataObjects_Framework.Common.Do_Constants.Str_Parameters("@Digits", Digits));
Dt = new ClsConnection_SqlServer().ExecuteQuery("usp_GetSeriesNo", Sp).Tables[0];
if (Dt.Rows.Count > 0)
{ Rv = (string)Dt.Rows[0][0]; }
return Rv;
}
public bool SaveDataRow(DataRow ObjDataRow, string TableName, string SchemaName = "", bool IsDelete = false, List<string> CustomKeys = null)
{
bool Cns_IsSoftDelete = Do_Globals.gSettings.pUseSoftDelete;
//[-]
if (SchemaName == "")
{ SchemaName = "dbo"; }
eProcess cProcess = eProcess.Process_Insert;
DataTable Dt_TableDef = new DataTable(TableName);
DataTable Dt_Def;
List<DataObjects_Framework.Common.Do_Constants.Str_Parameters> List_Param;
//[Get Table Definition]
List_Param = new List<DataObjects_Framework.Common.Do_Constants.Str_Parameters>();
List_Param.Add(new DataObjects_Framework.Common.Do_Constants.Str_Parameters(@"@TableName", TableName));
List_Param.Add(new DataObjects_Framework.Common.Do_Constants.Str_Parameters(@"@SchemaName", SchemaName));
Dt_Def = this.ExecuteQuery("usp_DataObjects_GetTableDef", List_Param).Tables[0];
foreach (DataRow Inner_Dr in Dt_Def.Rows)
{
System.Type Inner_Type = null;
bool Inner_IsFound = true;
switch (Do_Methods.IsNull(Inner_Dr["DataType"], "").ToString().ToLower())
{
case "tinyint":
Inner_Type = typeof(System.Byte);
break;
case "smallint":
Inner_Type = typeof(System.Int16);
break;
case "int":
Inner_Type = typeof(System.Int32);
break;
case "bigint":
Inner_Type = typeof(System.Int64);
break;
case "bit":
Inner_Type = typeof(System.Boolean);
break;
case "decimal":
case "numeric":
Inner_Type = typeof(System.Double);
break;
case "datetime":
case "smalldatetime":
Inner_Type = typeof(System.DateTime);
break;
case "char":
case "varchar":
case "text":
case "nchar":
case "nvarchar":
case "ntext":
Inner_Type = typeof(System.String);
break;
default:
Inner_IsFound = false;
break;
}
if (Inner_IsFound) { Dt_TableDef.Columns.Add((string)Do_Methods.IsNull(Inner_Dr["ColumnName"], ""), Inner_Type); }
}
if (CustomKeys != null)
{
foreach (DataRow Inner_Dr in Dt_Def.Rows)
{ Inner_Dr["IsPk"] = false; }
foreach (string Inner_Key in CustomKeys)
{
DataRow[] Inner_ArrDr = Dt_Def.Select("ColumnName = '" + Inner_Key + "'");
if (Inner_ArrDr.Length > 0)
{ Inner_ArrDr[0]["IsPk"] = true; }
}
}
//[Check ObjDataRow Fields for PK Data]
bool IsFound = false;
Int32 PKsCt = 0;
Int32 PKsFoundCt = 0;
DataRow[] ArrDr_Dt_Def;
ArrDr_Dt_Def = Dt_Def.Select("IsPK = 1");
PKsCt = ArrDr_Dt_Def.Length;
foreach (DataRow Inner_Dr in ArrDr_Dt_Def)
{
foreach (DataColumn Inner_Dc in ObjDataRow.Table.Columns)
{
if ((string)Inner_Dr["ColumnName"] == Inner_Dc.ColumnName)
{
if (Do_Methods.Convert_Int64(ObjDataRow[Inner_Dc.ColumnName]) != 0)
{
PKsFoundCt++;
if (PKsFoundCt >= PKsCt) break;
}
}
}
}
//Check Process
if (PKsFoundCt != PKsCt)
{
cProcess = eProcess.Process_Insert;
DataRow[] ArrDr_Dt_Def_Pks = Dt_Def.Select(@"IsPK = 1 And IsIdentity = 0");
foreach (DataRow Inner_Dr in ArrDr_Dt_Def_Pks)
{
//Check PK if there is already a value
//If there is, continue the loop
string Inner_ColumnName = (string)Do_Methods.IsNull(Inner_Dr["ColumnName"], "");
if (Do_Methods.Convert_Int64(ObjDataRow[Inner_ColumnName]) != 0)
{ continue; }
ClsConnection_SqlServer Da = new ClsConnection_SqlServer();
try
{
Da.Connect();
Da.BeginTransaction();
Int64 NewID;
List_Param = new List<DataObjects_Framework.Common.Do_Constants.Str_Parameters>();
List_Param.Add(new DataObjects_Framework.Common.Do_Constants.Str_Parameters(@"@TableName", TableName + "." + Inner_ColumnName));
NewID = Do_Methods.Convert_Int64(Da.ExecuteQuery("usp_DataObjects_GetNextID", List_Param).Tables[0].Rows[0][0]);
ObjDataRow[Inner_ColumnName] = NewID;
Da.CommitTransaction();
}
catch (Exception ex)
{
Da.RollbackTransaction();
throw ex;
}
finally
{
Da.Close();
Da = null;
}
}
}
else
{
//Check if Row to be updated has rows to be updated
//If none the return the function true
DataRow[] Inner_ArrDr = Dt_Def.Select(@"IsPk = 0 And IsIdentity = 0");
if (Inner_ArrDr.Length == 0) return true;
cProcess = eProcess.Process_Update;
}
if (IsDelete)
{
if (cProcess == eProcess.Process_Update)
{
if (!Cns_IsSoftDelete)
{ cProcess = eProcess.Process_Delete; }
else
{ ObjDataRow["IsDeleted"] = true; }
}
else
{ return true; }
}
//Prepare SQL Statement
ClsPreparedQuery Pq = new ClsPreparedQuery(this);
string Query_InsertFields = "";
string Query_InsertFieldsValues = "";
string Query_UpdateFields = "";
string Query_Comma = "";
foreach (DataColumn Dc_ObjDataRow in ObjDataRow.Table.Columns)
{
IsFound = false;
foreach (DataColumn Dc_TableDef in Dt_TableDef.Columns)
{
if (Dc_ObjDataRow.ColumnName.ToLower() == Dc_TableDef.ColumnName.ToLower())
{
switch (cProcess)
{
case eProcess.Process_Insert:
IsFound = true;
break;
case eProcess.Process_Update:
DataRow[] Inner_ArrDr = Dt_Def.Select(@"ColumnName = '" + Dc_ObjDataRow.ColumnName + "' And IsPk = 1");
if (Inner_ArrDr.Length == 0) IsFound = true;
break;
}
if (IsFound) break;
}
}
if (IsFound)
{
DataRow[] Inner_ArrDr_Def = Dt_Def.Select(@"ColumnName = '" + Dc_ObjDataRow.ColumnName + "'" + " And IsIdentity = 0");
if (Inner_ArrDr_Def.Length == 0) continue;
switch (cProcess)
{
case eProcess.Process_Insert:
Query_InsertFields += " " + Query_Comma + @" [" + Dc_ObjDataRow.ColumnName + @"] ";
Query_InsertFieldsValues += " " + Query_Comma + @" @" + Dc_ObjDataRow.ColumnName.Replace(@" ", @"_") + " ";
break;
case eProcess.Process_Update:
Query_UpdateFields += " " + Query_Comma + @" [" + Dc_ObjDataRow.ColumnName + @"] = @" + Dc_ObjDataRow.ColumnName.Replace(@" ", @"_") + " ";
break;
}
Query_Comma = ",";
SqlParameter Inner_Sp = new SqlParameter(@"@" + Dc_ObjDataRow.ColumnName.Replace(" ", "_"), this.SqlDataTypeLib((string)Inner_ArrDr_Def[0]["DataType"]), Convert.ToInt32(Inner_ArrDr_Def[0]["Length"]));
Inner_Sp.Direction = ParameterDirection.Input;
Inner_Sp.Precision = (byte)Inner_ArrDr_Def[0]["Precision"];
Inner_Sp.Scale = (byte)Inner_ArrDr_Def[0]["Scale"];
Pq.pParameters.Add(Inner_Sp);
}
}
DataRow[] Inner_ArrDr_Pk;
switch (cProcess)
{
case eProcess.Process_Insert:
StringBuilder Sb_Query_Output = new StringBuilder();
StringBuilder Sb_Query_Output_Table = new StringBuilder();
string Query_Output = "";
char Query_Output_Comma = ' ';
string Query_Output_Table = "";
string Query_Output_Table_Select = "";
Inner_ArrDr_Pk = Dt_Def.Select("IsPK = 1 And IsIdentity = 1");
foreach (DataRow Inner_Dr in Inner_ArrDr_Pk)
{
Sb_Query_Output.Append(@" " + Query_Output_Comma + @" Inserted.[" + (string)Do_Methods.IsNull(Inner_Dr["ColumnName"], "") + @"] Into @Tb");
Sb_Query_Output_Table.Append(@" " + Query_Output_Comma + @" [" + (string)Do_Methods.IsNull(Inner_Dr["ColumnName"], "") + @"] " + (string)Do_Methods.IsNull(Inner_Dr["DataType"], ""));
Query_Output_Comma = ',';
}
Query_Output = Sb_Query_Output.ToString();
if (Query_Output.Trim() != "") Query_Output = " Output " + Query_Output;
Query_Output_Table = Sb_Query_Output_Table.ToString();
if (Query_Output_Table.Trim() != "")
{
Query_Output_Table = @" Declare @Tb As Table (" + Query_Output_Table + @"); ";
Query_Output_Table_Select = " Select * From @Tb ";
}
if (Query_InsertFields != "")
{
Query_InsertFields = "(" + Query_InsertFields + ")";
Query_InsertFieldsValues = " Values (" + Query_InsertFieldsValues + ") ";
}
else
{
//This path will be reached if the table to be inserted has only one field that is an identity field
Query_InsertFieldsValues = " Default Values ";
}
Pq.pQuery = Query_Output_Table + " Insert Into [" + SchemaName + "].[" + TableName + "] " + Query_InsertFields + " " + Query_Output + " " + Query_InsertFieldsValues + "; " + Query_Output_Table_Select;
break;
case eProcess.Process_Update:
string Query_UpdateCriteria = "";
Query_Comma = "";
Inner_ArrDr_Pk = Dt_Def.Select("IsPk = 1");
foreach (DataRow Inner_Dr in Inner_ArrDr_Pk)
{
DataRow[] Inner_ArrDr_TableDef = Dt_Def.Select(@"ColumnName = '" + (string)Inner_Dr["ColumnName"] + @"'");
Query_UpdateCriteria += " " + Query_Comma + " [" + Inner_Dr["ColumnName"] + "] = @" + ((string)Inner_Dr["ColumnName"]).Replace(" ", "_") + " ";
Query_Comma = "And";
SqlParameter Inner_Sp = new SqlParameter("@" + ((string)Inner_Dr["ColumnName"]).Replace(" ", "_"), this.SqlDataTypeLib((string)Inner_Dr["DataType"]), Convert.ToInt32(Inner_Dr["Length"]));
Inner_Sp.Direction = ParameterDirection.Input;
Inner_Sp.Precision = (byte)Inner_Dr["Precision"];
Inner_Sp.Scale = (byte)Inner_Dr["Scale"];
Pq.pParameters.Add(Inner_Sp);
}
Pq.pQuery = "Update [" + SchemaName + "].[" + TableName + "] Set " + Query_UpdateFields + " Where " + Query_UpdateCriteria;
break;
case eProcess.Process_Delete:
string Query_DeleteCriteria = "";
Query_Comma = "";
Inner_ArrDr_Pk = Dt_Def.Select("IsPk = 1");
foreach (DataRow Inner_Dr in Inner_ArrDr_Pk)
{
DataRow[] Inner_ArrDr_TableDef = Dt_Def.Select(@"ColumnName = '" + (string)Inner_Dr["ColumnName"] + @"'");
Query_DeleteCriteria += " " + Query_Comma + " [" + Inner_Dr["ColumnName"] + "] = @" + ((string)Inner_Dr["ColumnName"]).Replace(" ", "_") + " ";
Query_Comma = "And";
SqlParameter Inner_Sp = new SqlParameter("@" + ((string)Inner_Dr["ColumnName"]).Replace(" ", "_"), this.SqlDataTypeLib((string)Inner_Dr["DataType"]), Convert.ToInt32(Inner_Dr["Length"]));
Inner_Sp.Direction = ParameterDirection.Input;
Inner_Sp.Precision = (byte)Inner_Dr["Precision"];
Inner_Sp.Scale = (byte)Inner_Dr["Scale"];
Pq.pParameters.Add(Inner_Sp);
}
Pq.pQuery = "Delete [" + SchemaName + "].[" + TableName + "] Where " + Query_DeleteCriteria;
break;
}
Pq.Prepare();
foreach (DataColumn Dc_ObjDataRow in ObjDataRow.Table.Columns)
{
foreach (SqlParameter Inner_Sp in Pq.pParameters)
{
if ("@" + Dc_ObjDataRow.ColumnName.Replace(" ", "_") == Inner_Sp.ParameterName)
{
if (Information.IsDBNull(Dc_ObjDataRow)) Inner_Sp.Value = DBNull.Value;
else Inner_Sp.Value = this.SqlConvertDataType(ObjDataRow[Dc_ObjDataRow], Inner_Sp.SqlDbType.ToString());
continue;
}
}
}
DataSet Ds_Output;
DataTable Dt_Output;
Ds_Output = Pq.ExecuteQuery();
if (Ds_Output.Tables.Count > 0)
{
Dt_Output = Ds_Output.Tables[0];
foreach (DataColumn Inner_Dc in Dt_Output.Columns)
{
ObjDataRow[Inner_Dc.ColumnName] = Dt_Output.Rows[0][Inner_Dc.ColumnName];
}
}
return true;
}
