public bool Update(dodajKlasa c)
{
//Create a boolean var and set its default value to false
bool isSuccess = false;
//Create an object of SqlConnection to connect DB
SqlConnection conn = new SqlConnection(myconnstrng);
try
{
//Create a string var to store the insert query
String sql = "UPDATE tblMembers SET ime=@ime , prezime=@prezime , spol=@spol , datum_rodenja=@datum_rodenja , email=@email , datum_placanja=@datum_placanja , datum_vrijedi_do=@datum_vrijedi_do , vrsta_treninga=@vrsta_treninga , slika=@slika WHERE gym_id=@gym_id";
//Create an SQL command to pass the value in our query
SqlCommand cmd = new SqlCommand(sql, conn);
//Create the paramater to get value from UI and pass it to SQL query above
cmd.Parameters.AddWithValue("@gym_id", c.gym_id);
cmd.Parameters.AddWithValue("@ime", c.ime);
cmd.Parameters.AddWithValue("@prezime", c.prezime);
cmd.Parameters.AddWithValue("@spol", c.spol);
cmd.Parameters.AddWithValue("@datum_rodenja", c.datum_rodenja);
cmd.Parameters.AddWithValue("@email", c.email);
cmd.Parameters.AddWithValue("@datum_placanja", c.datum_placanja);
cmd.Parameters.AddWithValue("@datum_vrijedi_do", c.datum_vrijedi_do);
cmd.Parameters.AddWithValue("@vrsta_treninga", c.vrsta_treninga);
cmd.Parameters.AddWithValue("@slika", c.slika);
//Open DB connection
conn.Open();
//INT value to hold the value after query is executed
int rows = cmd.ExecuteNonQuery();
if (rows > 0)
{
//Query executed successfully
isSuccess = true;
}
else
{
//Failed to execute query
isSuccess = false;
}
}
catch (Exception ex)
{
//Display error mssg if there is any exceptional errors
MessageBox.Show(ex.Message);
}
finally
{
//Close DB connection
conn.Close();
}
return(isSuccess);
}
public bool Delete(dodajKlasa c)
{
bool isSuccess = false;
SqlConnection conn = new SqlConnection(myconnstrng);
try
{
String sql = "DELETE FROM tblMembers WHERE gym_id=@gym_id";
SqlCommand cmd = new SqlCommand(sql, conn);
cmd.Parameters.AddWithValue("@gym_id", c.gym_id);
conn.Open();
int rows = cmd.ExecuteNonQuery();
if (rows > 0)
{
//Query executed successfully
isSuccess = true;
}
else
{
//Failed to execute query
isSuccess = false;
}
}
catch (Exception ex)
{
//Display error mssg if there is any exceptional errors
MessageBox.Show(ex.Message);
}
finally
{
//Close DB connection
conn.Close();
}
return(isSuccess);
}