//*******************UPDATE PRENUMERANT**********************
public int UpdatePrenumerant(PrenumerantDetails pd, out string errormsg)
{
//SqlConnection
SqlConnection dbConnection = new SqlConnection();
//koppling
dbConnection.ConnectionString = "Data Source=(localdb)\\MSSQLLocalDB;Initial Catalog=PrenumeranterDB;Integrated Security=True;Connect Timeout=30;Encrypt=False;TrustServerCertificate=False;ApplicationIntent=ReadWrite;MultiSubnetFailover=False";
//sqlstring och lägg till en skribent i databasen
String sqlstring = "UPDATE Tbl_Prenumeranter SET pr_Firstname = @pr_Firstname, pr_Lastname = @pr_Lastname, " +
"pr_Tlfnr = @pr_Tlfnr, pr_Adress = @pr_Adress, pr_Ort = @pr_Ort, pr_PostNr = @pr_PostNr, pr_FkAdress = @pr_FkAdress, pr_FkOrt = @pr_FkOrt, pr_FkPostNr = @pr_FkPostNr WHERE pr_Id = @pr_Id";
SqlCommand dbCommand = new SqlCommand(sqlstring, dbConnection);
dbCommand.Parameters.Add("pr_Id", SqlDbType.Int).Value = pd.pr_Id;
dbCommand.Parameters.Add("pr_Firstname", SqlDbType.NVarChar, 20).Value = pd.pr_Firstname;
dbCommand.Parameters.Add("pr_Lastname", SqlDbType.NVarChar, 20).Value = pd.pr_Lastname;
dbCommand.Parameters.Add("pr_Tlfnr", SqlDbType.NVarChar, 20).Value = pd.pr_Tlfnr;
dbCommand.Parameters.Add("pr_Adress", SqlDbType.NVarChar, 30).Value = pd.pr_Adress;
dbCommand.Parameters.Add("pr_Ort", SqlDbType.NVarChar, 30).Value = pd.pr_Ort;
dbCommand.Parameters.Add("pr_PostNr", SqlDbType.NVarChar, 30).Value = pd.pr_PostNr;
dbCommand.Parameters.Add("pr_FkAdress", SqlDbType.NVarChar, 30).Value = pd.pr_FkAdress;
dbCommand.Parameters.Add("pr_FkOrt", SqlDbType.NVarChar, 30).Value = pd.pr_FkOrt;
dbCommand.Parameters.Add("pr_FkPostNr", SqlDbType.NVarChar, 30).Value = pd.pr_FkPostNr;
try
{
dbConnection.Open();
int i = 0;
i = dbCommand.ExecuteNonQuery();
if (i == 1)
{
errormsg = "";
}
else
{
errormsg = "kunde inte ändra";
}
return(i);
}
catch (Exception e)
{
errormsg = e.Message;
return(0);
}
finally
{
dbConnection.Close();
}
}
public PrenumerantDetails GetPrenumerant(int pr_Id, out string errormsg)
{
//SqlConnection
SqlConnection dbConnection = new SqlConnection();
//koppling
dbConnection.ConnectionString = "Data Source=(localdb)\\MSSQLLocalDB;Initial Catalog=PrenumeranterDB;Integrated Security=True;Connect Timeout=30;Encrypt=False;TrustServerCertificate=False;ApplicationIntent=ReadWrite;MultiSubnetFailover=False";
//sqlstring och lägg till en skribent i databasen
String sqlstring = "SELECT * FROM Tbl_Prenumeranter WHERE (pr_Id = @pr_Id)";
SqlCommand dbCommand = new SqlCommand(sqlstring, dbConnection);
//Skapa en adapter
SqlDataAdapter myAdapter = new SqlDataAdapter(dbCommand);
DataSet myDS = new DataSet();
PrenumerantDetails pd = new PrenumerantDetails();
dbCommand.Parameters.Add("pr_Id", SqlDbType.Int).Value = pr_Id;
try
{
dbConnection.Open();
myAdapter.Fill(myDS, "Prenumerant");
int count = 0;
int i = 0;
count = myDS.Tables["Prenumerant"].Rows.Count;
if (count > 0)
{
pd.pr_Id = Convert.ToInt16(myDS.Tables["Prenumerant"].Rows[i]["pr_Id"]);
pd.pr_Firstname = myDS.Tables["Prenumerant"].Rows[i]["pr_Firstname"].ToString();
pd.pr_Lastname = myDS.Tables["Prenumerant"].Rows[i]["pr_Lastname"].ToString();
pd.pr_Tlfnr = myDS.Tables["Prenumerant"].Rows[i]["pr_Tlfnr"].ToString();
pd.pr_Adress = myDS.Tables["Prenumerant"].Rows[i]["pr_Adress"].ToString();
pd.pr_Ort = myDS.Tables["Prenumerant"].Rows[i]["pr_Ort"].ToString();
pd.pr_PostNr = myDS.Tables["Prenumerant"].Rows[i]["pr_PostNr"].ToString();
pd.pr_FkAdress = myDS.Tables["Prenumerant"].Rows[i]["pr_FkAdress"].ToString();
pd.pr_FkOrt = myDS.Tables["Prenumerant"].Rows[i]["pr_FkOrt"].ToString();
pd.pr_FkPostNr = myDS.Tables["Prenumerant"].Rows[i]["pr_FkPostNr"].ToString();
errormsg = "";
return(pd);
}
else
{
errormsg = "ingen med det id";
return(null);
}
}
catch (Exception e)
{
errormsg = e.Message;
return(null);
}
finally
{
dbConnection.Close();
}
}
