public Task <string> AggregateDataAsync(UserIdService userIdService,
string databaseFolderPath,
AggregationSetup setup,
CancellationToken cancellationToken)
{
if (setup.Begin != setup.Begin.Date)
{
throw new ValidationException("The begin parameter must have no time component.");
}
if (setup.End != setup.End.Date)
{
throw new ValidationException("The end parameter must have no time component.");
}
return(Task.Run(() =>
{
// log
var message = $"User '{userIdService.GetUserId()}' aggregates data: {setup.Begin.ToISO8601()} to {setup.End.ToISO8601()} ... ";
_logger.LogInformation(message);
try
{
var progress = (IProgress <ProgressUpdatedEventArgs>) this.Progress;
var instructions = AggregationService.ComputeInstructions(setup, _databaseManager.State, _logger);
var days = (setup.End - setup.Begin).TotalDays;
var totalDays = instructions.Count() * days;
var i = 0;
foreach (var instruction in instructions)
{
var projectId = instruction.Container.Id;
for (int j = 0; j < days; j++)
{
cancellationToken.ThrowIfCancellationRequested();
var currentDay = setup.Begin.AddDays(j);
var progressMessage = $"Processing project '{projectId}': {currentDay.ToString("yyyy-MM-dd")}";
var progressValue = (i * days + j) / totalDays;
var eventArgs = new ProgressUpdatedEventArgs(progressValue, progressMessage);
progress.Report(eventArgs);
this.AggregateProject(userIdService.User, databaseFolderPath, projectId, currentDay, setup, instruction, cancellationToken);
}
i++;
}
}
catch (Exception ex)
{
_logger.LogError(ex.GetFullMessage());
throw;
}
_logger.LogInformation($"{message} Done.");
return string.Empty;
}, cancellationToken));
}
public DataService(DatabaseManager databaseManager,
UserIdService userIdService,
ILoggerFactory loggerFactory,
NexusOptions options)
{
_databaseManager = databaseManager;
_userIdService = userIdService;
_logger = loggerFactory.CreateLogger("Nexus Explorer");
_options = options;
_blockSizeLimit = 5 * 1000 * 1000UL;
this.Progress = new Progress <ProgressUpdatedEventArgs>();
}
