private void RemoveRezervare(Aparat aparat)
{
string query = "DELETE FROM Rezervari WHERE Aparat1=@id or Aparat2=@id";
using (SqliteConnection connection = new SqliteConnection(connectionString))
{
SqliteCommand command = new SqliteCommand(query, connection);
command.Parameters.AddWithValue("@id", aparat.Id);
connection.Open();
command.ExecuteNonQuery();
List <Rezervare> copieRezervari = new List <Rezervare>(rezervari);
foreach (Rezervare rezervare in copieRezervari)
{
if (rezervare.Aparat1 == aparat)
{
rezervari.Remove(rezervare);
}
else if (rezervare.Aparat2 != null)
{
if (rezervare.Aparat2 == aparat)
{
rezervari.Remove(rezervare);
}
}
}
}
}
private void LoadRezervari()
{
string query = "SELECT * FROM Rezervari";
using (SqliteConnection connection = new SqliteConnection(connectionString))
{
SqliteCommand command = new SqliteCommand(query, connection);
connection.Open();
using (SqliteDataReader reader = command.ExecuteReader())
{
while (reader.Read())
{
long id = (long)reader["Id"];
DateTime data = DateTime.Parse((string)reader["Data"]);
long durata = (long)reader["Durata"];
long idClient = (long)reader["Client"];
long idAparat1 = (long)reader["Aparat1"];
long idAparat2 = (long)reader["Aparat2"];
Client client = null;
foreach (Client clientAux in clienti)
{
if (clientAux.Id == idClient)
{
client = clientAux;
}
}
Aparat aparat1 = null;
foreach (Aparat aparatAux in aparate)
{
if (aparatAux.Id == idAparat1)
{
aparat1 = aparatAux;
}
}
Aparat aparat2 = null;
if (idAparat2 != 0)
{
foreach (Aparat aparatAux in aparate)
{
if (aparatAux.Id == idAparat2)
{
aparat2 = aparatAux;
}
}
}
else
{
aparat2 = null;
}
Rezervare rezervare = new Rezervare(data, (int)durata, aparat1, aparat2, client, (int)id);
rezervari.Add(rezervare);
}
}
}
}
public Rezervare(DateTime data, int durata, Aparat aparat1, Aparat aparat2, Client client, int id)
{
Data = data;
Durata = durata;
Aparat1 = aparat1;
Aparat2 = aparat2;
Client = client;
Id = id;
}
private void UpdateAparat(Aparat aparat)
{
string query = "UPDATE Aparate SET Denumire=@denumire WHERE Id=@id";
using (SqliteConnection connection = new SqliteConnection(connectionString))
{
SqliteCommand command = new SqliteCommand(query, connection);
command.Parameters.AddWithValue("@denumire", aparat.Denumire);
command.Parameters.AddWithValue("@id", aparat.Id);
connection.Open();
command.ExecuteNonQuery();
}
}
private void RemoveAparat(Aparat aparat)
{
string query = "DELETE FROM Aparate WHERE Id=@id";
using (SqliteConnection connection = new SqliteConnection(connectionString))
{
SqliteCommand command = new SqliteCommand(query, connection);
command.Parameters.AddWithValue("@id", aparat.Id);
connection.Open();
command.ExecuteNonQuery();
aparate.Remove(aparat);
}
}
private void AddAparat(Aparat aparat)
{
string query = "INSERT INTO Aparate(Denumire) VALUES(@denumire); SELECT last_insert_rowid()";
using (SqliteConnection connection = new SqliteConnection(connectionString))
{
SqliteCommand command = new SqliteCommand(query, connection);
command.Parameters.AddWithValue("@denumire", aparat.Denumire);
connection.Open();
long id = (long)command.ExecuteScalar();
aparat.Id = (int)id;
aparate.Add(aparat);
}
}
private void cbAparat2_Validating(object sender, CancelEventArgs e)
{
if (cbAparat2.SelectedItem.ToString() == cbAparat1.SelectedItem.ToString())
{
errorProvider.SetError(cbAparat2, "Alegeti un aparat2 diferit fata de aparat1!");
e.Cancel = true;
}
else
{
Aparat aparat = (Aparat)cbAparat2.SelectedItem;
if (!aparat.IsAvailable(rezervari, dtpData.Value, int.Parse(cbDurata.SelectedItem.ToString())))
{
errorProvider.SetError(cbAparat2, "Aparatul nu este disponibil!");
e.Cancel = true;
}
}
}
private void cbAparat1_Validating(object sender, CancelEventArgs e)
{
if (cbAparat1.SelectedItem == null)
{
errorProvider.SetError(cbAparat1, "Cel putin un aparat trebuie selectat");
e.Cancel = true;
}
else
{
Aparat aparat = (Aparat)cbAparat1.SelectedItem;
if (!aparat.IsAvailable(rezervari, dtpData.Value, int.Parse(cbDurata.SelectedItem.ToString())))
{
errorProvider.SetError(cbAparat1, "Aparatul nu este disponibil!");
e.Cancel = true;
}
}
}
private void editeazaToolStripMenuItem_Click(object sender, EventArgs e)
{
if (lvAparate.SelectedItems.Count == 0)
{
MessageBox.Show("Niciun aparat nu a fost selectat!", "Aparat invalid", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
ListViewItem lvItem = lvAparate.SelectedItems[0];
Aparat aparat = (Aparat)lvItem.Tag;
FormAparateEdit formAparateEdit = new FormAparateEdit(aparat);
if (formAparateEdit.ShowDialog() == DialogResult.OK)
{
DisplayAparate();
}
}
private void btnAdaugaAparat_Click(object sender, EventArgs e)
{
Aparat aparat = new Aparat();
aparat.Denumire = tbDenumire.Text.Trim();
aparat.Id = 1;
if (aparat.Denumire.Length > 3)
{
errorProvider.SetError(tbDenumire, null);
AddAparat(aparat);
tbDenumire.ResetText();
DisplayAparate();
}
else
{
errorProvider.SetError(tbDenumire, "Denumire invalida!");
}
}
private void stergeToolStripMenuItem_Click(object sender, EventArgs e)
{
if (lvAparate.SelectedItems.Count == 0)
{
MessageBox.Show("Niciun aparat nu a fost selectat!", "Aparat invalid", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
ListViewItem lvItem = lvAparate.SelectedItems[0];
Aparat aparat = (Aparat)lvItem.Tag;
DialogResult result = MessageBox.Show("Sigur doriti sa stergeti aparatul: " +
aparat.ToString() + " ?\nStergand un aparat veti sterge si toate rezervarile pentru acesta.\nAceasta optiune este ireversibila!", "Stergere aparat",
MessageBoxButtons.YesNoCancel, MessageBoxIcon.Warning);
if (result == DialogResult.Yes)
{
RemoveAparat(aparat);
RemoveRezervare(aparat);
DisplayAparate();
}
}
private void LoadAparate()
{
string query = "SELECT * FROM Aparate";
using (SqliteConnection connection = new SqliteConnection(connectionString))
{
SqliteCommand command = new SqliteCommand(query, connection);
connection.Open();
using (SqliteDataReader reader = command.ExecuteReader())
{
while (reader.Read())
{
long id = (long)reader["Id"];
string denumire = (string)reader["Denumire"];
Aparat aparat = new Aparat(denumire, (int)id);
aparate.Add(aparat);
}
}
}
}
public FormAparateEdit(Aparat aparat)
{
InitializeComponent();
this.aparat = aparat;
}
private void btnAdaugaRezervare_Click(object sender, EventArgs e)
{
Rezervare rezervare = new Rezervare();
if (dtpData.Value < DateTime.Now)
{
errorProvider.SetError(dtpData, "Data este invalida!");
return;
}
else
{
errorProvider.SetError(dtpData, null);
rezervare.Data = dtpData.Value;
}
if (cbDurata.SelectedItem == null)
{
errorProvider.SetError(cbDurata, "Selecteaza durata rezervarii!");
return;
}
else
{
errorProvider.SetError(cbDurata, null);
rezervare.Durata = int.Parse(cbDurata.SelectedItem.ToString());
}
if (cbClienti.SelectedItem == null)
{
errorProvider.SetError(cbClienti, "Selecteaza clientul!");
return;
}
else
{
errorProvider.SetError(cbClienti, null);
rezervare.Client = (Client)cbClienti.SelectedItem;
}
Aparat aparat1 = (Aparat)cbAparat1.SelectedItem;
if (cbAparat1.SelectedItem == null)
{
errorProvider.SetError(cbAparat1, "Cel putin un aparat trebuie selectat");
return;
}
else
if (!aparat1.IsAvailable(rezervari, dtpData.Value, int.Parse(cbDurata.SelectedItem.ToString())))
{
errorProvider.SetError(cbAparat1, "Aparatul nu este disponibil!");
return;
}
else
{
errorProvider.SetError(cbAparat1, null);
rezervare.Aparat1 = (Aparat)cbAparat1.SelectedItem;
}
Aparat aparat2 = (Aparat)cbAparat2.SelectedItem;
if (cbAparat2.SelectedItem == null)
{
rezervare.Aparat2 = null;
}
else
if (!aparat2.IsAvailable(rezervari, dtpData.Value, int.Parse(cbDurata.SelectedItem.ToString())))
{
errorProvider.SetError(cbAparat2, "Aparatul nu este disponibil!");
return;
}
else
if (cbAparat2.SelectedItem.ToString() == cbAparat1.SelectedItem.ToString())
{
errorProvider.SetError(cbAparat2, "Alegeti un aparat2 diferit fata de aparat1!");
return;
}
else
{
errorProvider.SetError(cbAparat2, null);
rezervare.Aparat2 = (Aparat)cbAparat2.SelectedItem;
}
dtpData.ResetText();
cbDurata.SelectedIndex = -1;
cbClienti.SelectedIndex = -1;
cbAparat1.SelectedIndex = -1;
cbAparat2.SelectedIndex = -1;
AddRezervare(rezervare);
DisplayRezervari();
rezervare.Client.NrRezervari++;
}
