private void BtnServerConfig_Click(object sender, EventArgs e)
{
using (var dlg = new ServerConfigDlg())
{
try
{
dlg.ServerConfig = WcfProxy.GetConfig();
}
catch (Exception ex) when(
ex is EndpointNotFoundException ||
ex is CommunicationException)
{
_ = MessageBox.Show(
"Unable to retrieve configuration from server.",
"Connection Error",
MessageBoxButtons.OK,
MessageBoxIcon.Error);
return;
}
if (dlg.ShowDialog() != DialogResult.OK)
{
return;
}
while (true)
{
try
{
WcfProxy.SetConfig(dlg.ServerConfig);
return;
}
catch (Exception ex) when(
ex is EndpointNotFoundException ||
ex is CommunicationException)
{
if (MessageBox.Show(
$"Unable to send configuration to the server." +
$"{Environment.NewLine}Do you want to try again?",
"Connection Error",
MessageBoxButtons.YesNo,
MessageBoxIcon.Error)
== DialogResult.No)
{
return;
}
}
}
}
}
private void BtnResolveConflicts_Click(object sender, EventArgs e)
{
try
{
while (true)
{
var duplicate = WcfProxy.GetDuplicate();
if (duplicate == null)
{
return;
}
using (var dlg = new FileComparisonDlg())
{
DialogResult result;
dlg.LeftFile = duplicate.File1;
dlg.RightFile = duplicate.File2;
dlg.ServerSourcePath = duplicate.BasePath;
dlg.Settings = Settings;
result = dlg.ShowDialog();
if (result == DialogResult.Cancel)
{
WcfProxy.ResolveDuplicate(
duplicate.DuplicateId,
ResolveOperation.Cancel);
return;
}
WcfProxy.ResolveDuplicate(
duplicate.DuplicateId,
dlg.ResolveOperation);
}
}
}
catch (Exception ex) when(
ex is EndpointNotFoundException ||
ex is CommunicationException)
{
_ = MessageBox.Show(
$"Unable to process duplicate.{Environment.NewLine}" +
$"Connection to server failed.",
"Connection Error",
MessageBoxButtons.OK,
MessageBoxIcon.Error);
}
}
private async void RequestLogEntries(Guid logToken, int start, int count)
{
foreach (var index in Enumerable.Range(start, count))
{
_ = LogEntries.TryAdd(index, new LogEntry
{
Status = LogEntryStatus.Requested,
Message = "",
});
}
try
{
var logData = await Task.Factory.StartNew(() =>
WcfProxy.GetLogEntries(logToken, start, count));
if (start + count > DgvLog.RowCount)
{
return;
}
var logIndex = start;
foreach (var logEntry in logData.LogEntries)
{
_ = LogEntries[logIndex++] = new LogEntry
{
Status = LogEntryStatus.Present,
Message = logEntry,
};
}
foreach (var index in Enumerable.Range(start, count))
{
DgvLog.UpdateCellValue(0, index);
}
}
catch (Exception ex) when(
ex is EndpointNotFoundException ||
ex is CommunicationException)
{
foreach (var index in Enumerable.Range(start, count))
{
_ = LogEntries.TryRemove(index, out _);
}
}
}
private void BtnDiscard_Click(object sender, EventArgs e)
{
var selection = MessageBox.Show(
$"There are {DuplicateCount} duplicates to resolve." +
$"{Environment.NewLine}Are you sure you want to discard them?",
"Discard duplicates?",
MessageBoxButtons.YesNo,
MessageBoxIcon.Warning);
if (selection == DialogResult.No)
{
return;
}
try
{
WcfProxy.DiscardDuplicates();
}
catch (Exception ex) when(
ex is EndpointNotFoundException ||
ex is CommunicationException)
{
}
}
private void StatusTimerCallback(object param)
{
try
{
var status = WcfProxy.GetCurrentStatus();
this.InvokeIfRequired(() =>
{
if (logToken != status.LogToken)
{
// Has to be in this order
// Otherwise clearing the DGV causes cell value requests
// in this thread before continuing here.
// Which has a high chance of adding items in the
// LogEntries list, which are subsequently cleared,
// leaving empty cells in the DGV that won't be filled.
DgvLog.RowCount = 0;
LogEntries.Clear();
}
logToken = status.LogToken;
// If we are scrolled down, we auto scroll
var prevRowCount = DgvLog.RowCount;
DgvLog.RowCount = status.LogCount;
if (DgvLog.GetLastDisplayedScrollingRowIndex(false) + 1
>= prevRowCount)
{
DgvLog.FirstDisplayedScrollingRowIndex =
DgvLog.RowCount - 1;
}
UpdateOperation(status.Operation);
DuplicateCount = status.DuplicateCount;
LblDuplicateCount.Text = string.Format(
StatusInfoDuplicateCount,
DuplicateCount);
BtnResolveDuplicates.Enabled = DuplicateCount > 0;
BtnDiscardDuplicates.Enabled = DuplicateCount > 0;
});
}
catch (Exception ex) when(
ex is EndpointNotFoundException ||
ex is CommunicationException ||
ex is TimeoutException)
{
Debug.Print("Status request failed with: " + ex.Message);
this.InvokeIfRequired(() =>
{
BtnResolveDuplicates.Enabled = false;
UpdateOperation(new OperationInfo
{
Message = "Connecting...",
ProgressStyle = ProgressStyle.Marquee,
});
});
}
finally
{
_ = StatusTimer.StartSingle(Settings.StatusRequestInterval);
}
}
