public SpotValueForm(IDatumProvider srcValues, IDatum datum)
{
Assert(datum is SpotValue);
Assert(srcValues != null);
InitializeComponent();
m_nudPrice.Maximum = decimal.MaxValue;
m_ndxerValues = new KeyIndexer(srcValues);
m_spotValue = datum as SpotValue;
m_nudPrice.DecimalPlaces = AppContext.Settings.AppSettings.PriceDecimalPlaces;
ConnectAsync();
m_nudPrice.Value = (decimal)m_spotValue.Price;
m_dtpSpotTime.Value = m_spotValue.SpotTime;
m_nudPrice.TextChanged += delegate { UpdateUI(); };
m_tsbReload.Click += delegate
{
m_nudPrice.Value = (decimal)m_spotValue.Price + 1; //si m_nudPrice.Value == m_spotValue.Price l'affichage
m_nudPrice.Value = (decimal)m_spotValue.Price; // n'est pas mis a jour
m_dtpSpotTime.Value = m_spotValue.SpotTime;
};
m_tsbSave.Click += delegate { Save(); };
m_ndxerValues.DatumDeleted += FreezeDialog;
m_ndxerValues.DatumReplaced += FreezeDialog;
}
void Save()
{
Assert(!InvokeRequired);
var price = (double)m_nudPrice.Value;
DateTime dtSpot = m_dtpSpotTime.Value;
if (m_spotValue.Price == price && m_spotValue.SpotTime == dtSpot)
{
TextLogger.Info("Aucune modification détectée, enregistrement non-nécessaire.");
Close();
return;
}
//verification contrainte 8
using (var ndxer = new AttrIndexer <DateTime>(m_ndxerValues.Source, d => (d as SpotValue).SpotTime))
{
ndxer.Connect();
IEnumerable <SpotValue> values = from SpotValue sv in ndxer.Get(dtSpot)
where sv.ProductID == m_spotValue.ProductID &&
sv.SupplierID == m_spotValue.SupplierID &&
sv.ValueContextID == m_spotValue.ValueContextID
select sv;
if (values.Count() > 1 || (values.Count() == 1 && values.Single().ID != m_spotValue.ID))
{
var logger = new TextLogger(LogSeverity.Warning);
logger.Put("Duplication de données détectée.");
logger.Put("Elément trouvé:\n");
foreach (SpotValue sv in values)
{
logger.PutLine(sv);
}
logger.Flush();
MessageBox.Show("La validation de données a échouée. " +
"Consultez le journal des événements pour plus d’informations.",
null,
MessageBoxButtons.OK,
MessageBoxIcon.Warning);
return;
}
var newValue = new SpotValue(m_spotValue.ID, price, dtSpot, m_spotValue.ProductID,
m_spotValue.ValueContextID, m_spotValue.SupplierID, 0);
m_ndxerValues.Source.Replace(m_ndxerValues.IndexOf(m_spotValue.ID), newValue);
TextLogger.Info("Enregistrement réussi.");
Close();
}
}