public void TestAddBuchungMin()
{
Buchung b = new Buchung(4,23.33,1,DateTime.Now,1,ObjectStates.New);
BL.saveBuchung(b);
Assert.That(BL.getBuchungen(1).Last().Betrag, Is.EqualTo(23.33));
Assert.That(BL.getBuchungen(1).Last().Kategorie, Is.EqualTo(1));
BL.deleteBuchung(b);
}
public void TestDeleteBuchung()
{
Buchung b = new Buchung();
int oldlength = BL.getBuchungen().Count();
b = BL.getBuchungen().Last();
BL.deleteBuchung(b);
Assert.That(BL.getBuchungen().Count, Is.EqualTo(oldlength - 1));
Assert.That(BL.getBuchungen().Last(), Is.Not.EqualTo(b));
}
public void TestAddBuchung()
{
Buchung b = new Buchung();
int oldlength = BL.getBuchungen().Count();
b.Betrag = 656;
b.Datum = DateTime.Parse("2012-4-4");
b.Kategorie = 1;
b.Rechnungid = 3;
b.Status = ObjectStates.New;
BL.saveBuchung(b);
Assert.That(BL.getBuchungen().Count, Is.EqualTo(oldlength + 1));
Assert.That(BL.getBuchungen().ElementAt(oldlength).Betrag, Is.EqualTo(656));
Assert.That(BL.getBuchungen().ElementAt(oldlength).Datum, Is.EqualTo(DateTime.Parse("2012-4-4")));
Assert.That(BL.getBuchungen().ElementAt(oldlength).Kategorie, Is.EqualTo(1));
Assert.That(BL.getBuchungen().ElementAt(oldlength).Rechnungid, Is.EqualTo(3));
Assert.That(BL.getBuchungen().ElementAt(oldlength).Status, Is.EqualTo(ObjectStates.Unmodified));
}
public void saveBuchung(Buchung b)
{
if (b.Status == ObjectStates.New)
{
b.Status = ObjectStates.Unmodified;
b.Buchungid = buchungen.Count + 1;
buchungen.Add(b);
}
else if (b.Status == ObjectStates.Modified)
{
int index = buchungen.IndexOf(b);
buchungen[index].Buchungid = b.Buchungid;
buchungen[index].Betrag = b.Betrag;
buchungen[index].Datum = b.Datum;
buchungen[index].Kategorie = b.Kategorie;
buchungen[index].Rechnungid = b.Rechnungid;
buchungen[index].Status = ObjectStates.Unmodified;
}
}
public void deleteBuchung(Buchung b)
{
buchungen.Remove(b);
}
public static void saveBuchung(Buchung b)
{
DALFactory.getDAL().saveBuchung(b);
}
public static void deleteBuchung(Buchung b)
{
DALFactory.getDAL().deleteBuchung(b);
}
public List<Buchung> getBuchungViewList()
{
buildconnection();
List<Buchung> blist = new List<Buchung>();
NpgsqlCommand comm = null;
NpgsqlDataReader reader = null;
try
{
string sql = @"Select b.buchungid, b.betrag, b.katid, b.datum, rb.rechnungid from buchungen b, rechnungen_buchungen rb
where b.buchungid = rb.buchungid;";
comm = new NpgsqlCommand(sql, conn);
reader = comm.ExecuteReader();
while (reader.Read())
{
Buchung b = new Buchung();
b.Buchungid = reader.GetInt32(0);
b.Betrag = reader.GetDouble(1);
b.Kategorie = reader.GetInt32(2);
b.Datum = reader.GetDateTime(3);
b.Rechnungid = reader.GetInt32(4);
blist.Add(b);
}
}
catch (NpgsqlException exp)
{
throw new DALException("DAL: Buchungsliste konnte nicht aus der Datenbank geladen werden!", exp);
}
finally
{
reader.Close();
comm.Dispose();
conn.Close();
}
return blist;
}
public void saveBuchung(Buchung b)
{
buildconnection();
NpgsqlCommand commbuch = null, commrechbuch = null;
try
{
string sqlbuch="", sqlrechbuch = "";
if (b.Status == ObjectStates.New)
{
sqlbuch = @"Insert into buchungen (betrag,katid, datum)
values (@betrag, @katid, @datum)";
sqlrechbuch = @"Insert into rechnungen_buchungen (rechnungid, buchungid)
values (@rechnungid, currval('buchungen_buchungid_seq'))";
commbuch = new NpgsqlCommand(sqlbuch, conn);
commrechbuch = new NpgsqlCommand(sqlrechbuch, conn);
}
else if (b.Status == ObjectStates.Modified)
{
sqlbuch = @"Update buchungen set betrag = @betrag, katid = @katid, datum = @datum
where buchungid = @buchungid";
sqlrechbuch = @"Update rechnungen_buchungen set rechnungid = @rechnungid
where buchungid = @buchungid";
commbuch = new NpgsqlCommand(sqlbuch, conn);
commrechbuch = new NpgsqlCommand(sqlrechbuch, conn);
commbuch.Parameters.AddWithValue("@buchungid", b.Buchungid);
commrechbuch.Parameters.AddWithValue("@buchungid", b.Buchungid);
}
commbuch.Parameters.AddWithValue("@betrag", b.Betrag);
commbuch.Parameters.AddWithValue("@katid", b.Kategorie);
commbuch.Parameters.AddWithValue("@datum", b.Datum);
commbuch.Prepare();
commbuch.ExecuteNonQuery();
commrechbuch.Parameters.AddWithValue("@rechnungid", b.Rechnungid);
commrechbuch.Prepare();
commrechbuch.ExecuteNonQuery();
b.Status = ObjectStates.Unmodified;
}
catch (NpgsqlException exp)
{
throw new DALException("DAL: Buchung konnte nicht gespeichert werden!", exp);
}
finally
{
commbuch.Dispose();
commrechbuch.Dispose();
conn.Close();
}
}
public void deleteBuchung(Buchung b)
{
buildconnection();
NpgsqlCommand comm = null;
try
{
string sql = "Delete from rechnungen_buchungen where buchungid = @buchungid";
comm = new NpgsqlCommand(sql, conn);
comm.Parameters.AddWithValue("@buchungid", b.Buchungid);
comm.Prepare();
comm.ExecuteNonQuery();
sql = "Delete from buchungen where buchungid = @buchungid";
comm = new NpgsqlCommand(sql, conn);
comm.Parameters.AddWithValue("@buchungid", b.Buchungid);
comm.Prepare();
comm.ExecuteNonQuery();
b.Status = ObjectStates.Deleted;
}
catch (NpgsqlException exp)
{
throw new DALException("DAL: Buchung konnte nicht gelöscht werden!", exp);
}
finally
{
comm.Dispose();
conn.Close();
}
}
