public void AddOrUpdateHistoricItem(Historic h, ListViewItem lvi = null)
{
if (lstHistoricsQueries.InvokeRequired)
{
AddOrUpdateHistoricItemCallback cb = new AddOrUpdateHistoricItemCallback(AddOrUpdateHistoricItem);
this.Invoke(cb, new object[] { h, lvi });
}
else
{
lstHistoricsQueries.BeginUpdate();
try
{
if (lvi == null)
{
// No ListViewItem given, try to find a matching row
foreach (ListViewItem lvi_candidate in lstHistoricsQueries.Items)
{
if (h.getHash() == ((Historic)lvi_candidate.Tag).getHash())
{
lvi = lvi_candidate;
break;
}
}
}
if (h.isDeleted())
{
if (lvi != null)
{
lstHistoricsQueries.Items.Remove(lvi);
}
}
else
{
if (lvi == null)
{
// Still not found it, add it
lvi = lstHistoricsQueries.Items.Add(h.getName());
lvi.SubItems.Add(h.getStatus());
lvi.SubItems.Add(h.getProgress().ToString());
lvi.SubItems.Add(h.getStartDate().ToString());
lvi.SubItems.Add(h.getEndDate().ToString());
lvi.SubItems.Add(string.Join(", ", h.getSources().ToArray()));
}
else
{
// Already exists, update the pieces
lvi.SubItems[0].Text = h.getName();
lvi.SubItems[1].Text = h.getStatus();
lvi.SubItems[2].Text = h.getProgress().ToString();
lvi.SubItems[3].Text = h.getStartDate().ToString();
lvi.SubItems[4].Text = h.getEndDate().ToString();
lvi.SubItems[5].Text = string.Join(", ", h.getSources().ToArray());
}
// Store the Historic in the item
lvi.Tag = h;
}
}
catch (Exception ex)
{
MessageBox.Show(this, ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
lstHistoricsQueries.EndUpdate();
}
}
private void btnCreate_Click(object sender, EventArgs e)
{
UseWaitCursor = true;
Enabled = false;
string errors = "";
// Validate stuff
if (txtName.Text.Trim().Length == 0)
{
errors += "Please enter a name for your new Historics query\n";
}
if (txtStreamHash.Text.Trim().Length == 0)
{
errors += "Please specify a stream hash\n";
}
if (lbSourcesSelected.Items.Count == 0)
{
errors += "Please select one or more data sources\n";
}
if (cmbSampleRate.Text.Length == 0)
{
errors += "Please select a sample rate\n";
}
if (errors.Length > 0)
{
// The data is not good enough to try the API
MessageBox.Show(this, errors, "Form errors", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
// Gather the data
string name = txtName.Text.Trim();
string stream_hash = txtStreamHash.Text.Trim();
DateTime start_date = dtStartDate.Value;
DateTime end_date = dtEndDate.Value;
List <string> sources = new List <string>();
foreach (string item in lbSourcesSelected.Items)
{
sources.Add(item.Trim());
}
double sample = Convert.ToDouble(cmbSampleRate.Text.Trim().Substring(0, cmbSampleRate.Text.Length - 1));
// Get the user object and make the call
User user = Program.Inst().dsuser;
try
{
Historic h = user.createHistoric(stream_hash, start_date, end_date, sources, sample, name);
h.prepare();
if (m_frmHistoricsQueriesList != null)
{
m_frmHistoricsQueriesList.AddOrUpdateHistoricItem(h);
m_frmHistoricsQueriesList.SelectHistoric(h.getHash());
}
else
{
MessageBox.Show(this, "Historic query '" + h.getHash() + "' created successfully", "Success", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
Close();
}
catch (DataSiftException ex)
{
MessageBox.Show(this, ex.Message, "API Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
UseWaitCursor = false;
Enabled = true;
}