public IDataReader RetrieveBookCheckOutHistory(int bookID)
{
IDataReader reader = null;
SqlCommand command = new SqlCommand();
try
{
command.CommandType = CommandType.StoredProcedure;
command.CommandText = Constants.SP_BookBorrowingHistory;
command.Parameters.AddWithValue("@BookID", bookID);
reader = base.ExecuteReader(command);
}
catch (System.Data.SqlClient.SqlException ex)
{
throw new Exception("Oops! Something went wrong.");
}
catch (Exception ex)
{
ErroLogDBOperations db = ErroLogDBOperations.getInstance();
db.ErrorLog(ex.Message, "In RetrieveBookCheckOutHistory ");
if (!reader.IsClosed)
{
reader.Close();
}
reader.Dispose();
}
finally
{
command.Dispose();
}
return(reader);
}
public IDataReader RetriveGazetteHoliday()
{
IDataReader reader = null;
SqlCommand command = new SqlCommand();
try
{
command.CommandType = CommandType.StoredProcedure;
command.CommandText = Constants.SP_RetriveGazetteHoliday;
reader = base.ExecuteReader(command);
}
catch (System.Data.SqlClient.SqlException ex)
{
throw new Exception("Oops! Something went wrong.");
}
catch (Exception ex)
{
ErroLogDBOperations db = ErroLogDBOperations.getInstance();
db.ErrorLog(ex.Message, "In RetriveGazetteHoliday ");
if (!reader.IsClosed)
{
reader.Close();
}
reader.Dispose();
}
finally
{
command.Dispose();
}
return(reader);
}
public int CheckOut(int bookID, string Name, string MobileNo, string NationalID, DateTime checkOutDate, DateTime ReturnDate)
{
SqlCommand command = new SqlCommand();
int result = 0;
try
{
command.CommandType = CommandType.StoredProcedure;
command.CommandText = Constants.SP_CheckOut;
command.Parameters.AddWithValue("@BookID", bookID);
command.Parameters.AddWithValue("@Name", Name);
command.Parameters.AddWithValue("@MobileNo", MobileNo);
command.Parameters.AddWithValue("@NationalID", NationalID);
command.Parameters.AddWithValue("@CheckOutDate", checkOutDate);
command.Parameters.AddWithValue("@ReturnDate", ReturnDate);
result = base.ExecuteNonQuery(command);
}
catch (System.Data.SqlClient.SqlException ex)
{
throw new Exception("Oops something went wrong.");
}
catch (Exception ex)
{
ErroLogDBOperations db = ErroLogDBOperations.getInstance();
db.ErrorLog(ex.Message, "In CheckOut Book insertion");
}
finally
{
command.Dispose();
}
return(result);
}
public int CheckIn(int bookID)
{
SqlCommand command = new SqlCommand();
int result = 0;
try
{
command.CommandType = CommandType.StoredProcedure;
command.CommandText = Constants.SP_CheckIn;
command.Parameters.AddWithValue("@BookID", bookID);
result = base.ExecuteNonQuery(command);
}
catch (System.Data.SqlClient.SqlException ex)
{
throw new Exception("Oops! Something went wrong.");
}
catch (Exception ex)
{
ErroLogDBOperations db = ErroLogDBOperations.getInstance();
db.ErrorLog(ex.Message, "In CheckIn Book insertion");
}
finally
{
command.Dispose();
}
return(result);
}
/// <summary>
/// Return instance for a singleton DB operations class
/// </summary>
/// <returns></returns>
public static ErroLogDBOperations getInstance()
{
if (_instance == null)
{
_instance = new ErroLogDBOperations();
_instance.initialize();
}
return(_instance);
}
private new void initialize()
{
try
{
base.initialize();
}
catch (Exception ex)
{
ErroLogDBOperations db = ErroLogDBOperations.getInstance();
db.ErrorLog(ex.Message, "In BookCheckInCheckOutDBOperations initialize");
}
}
