//Inserting Data
public bool Insert(supplierClass c)
{
bool isSuccess = false;
SqlConnection conn = new SqlConnection(connectionString);
try
{
//Sql query to insert data
string sql = "INSERT INTO supplierDetails(supplierNIC, firstName, lastName, contactNumber, supDate, email, companyName, gender) VALUES(@supplierNIC, @firstName, @lastName, @contactNumber, @supDate, @email, @companyName, @gender)";
SqlCommand cmd = new SqlCommand(sql, conn);
//parameters to add data
cmd.Parameters.AddWithValue("@supplierNIC", c.supplierNIC);
cmd.Parameters.AddWithValue("@firstName", c.firstName);
cmd.Parameters.AddWithValue("@lastName", c.lastName);
cmd.Parameters.AddWithValue("@contactNumber", c.contactNumber);
cmd.Parameters.AddWithValue("@supDate", c.supDate);
cmd.Parameters.AddWithValue("@email", c.email);
cmd.Parameters.AddWithValue("@companyName", c.companyName);
cmd.Parameters.AddWithValue("@gender", c.gender);
//open dataBase connection
conn.Open();
//check rows greater than zero else will be 0
int rows = cmd.ExecuteNonQuery();
if (rows > 0)
{
isSuccess = true;
}
else
{
isSuccess = false;
}
}
catch (Exception ex)
{
}
finally
{
conn.Close();
}
return(isSuccess);
}
//Update data
public bool Update(supplierClass c)
{
bool isSuccess = false;
SqlConnection conn = new SqlConnection(connectionString);
try
{
string sql = "UPDATE supplierDetails SET supplierNIC = '" + c.supplierNIC + "', firstName = '" + c.firstName + "', lastName = '" + c.lastName + "', contactNumber = '" + c.contactNumber + "', supDate = '" + c.supDate + "', email = '" + c.email + "', companyName = '" + c.companyName + "', gender = '" + c.gender + "' WHERE supplierID = '" + c.supplierID + "'";
SqlCommand cmd = new SqlCommand(sql, conn);
//cmd.Parameters.AddWithValue("@supplierNIC", c.supplierNIC);
//cmd.Parameters.AddWithValue("@firstName", c.firstName);
//cmd.Parameters.AddWithValue("@lastName", c.lastName);
//cmd.Parameters.AddWithValue("@contactNumber", c.contactNumber);
//cmd.Parameters.AddWithValue("@email", c.email);
//cmd.Parameters.AddWithValue("@companyName", c.companyName);
//cmd.Parameters.AddWithValue("@gender", c.gender);
//cmd.Parameters.AddWithValue("@supplierID", c.supplierID);
conn.Open();
//check rows greater than zero else will be 0
int rows = cmd.ExecuteNonQuery();
if (rows > 0)
{
isSuccess = true;
}
else
{
isSuccess = false;
}
}
catch (Exception ex)
{
}
finally
{
conn.Close();
}
return(isSuccess);
}
//Delete data
public bool Delete(supplierClass c)
{
bool isSuccess = false;
SqlConnection conn = new SqlConnection(connectionString);
try
{
//Delete data
string sql = "DELETE FROM supplierDetails WHERE supplierID = @supplierID";
SqlCommand cmd = new SqlCommand(sql, conn);
cmd.Parameters.AddWithValue("@supplierID", c.supplierID);
conn.Open();
//check rows greater than zero else will be 0
int rows = cmd.ExecuteNonQuery();
if (rows > 0)
{
isSuccess = true;
}
else
{
isSuccess = false;
}
}
catch (Exception ex)
{
}
finally
{
conn.Close();
}
return(isSuccess);
}