public async Task <DataExportResult> ExportAsync(DataExportRequest request, CancellationToken cancellationToken)
{
var ctx = new DataExporterContext(request, false, cancellationToken);
if (request?.Profile?.Enabled ?? false)
{
var lockKey = $"dataexporter:profile:{request.Profile.Id}";
if (!AsyncLock.IsLockHeld(lockKey))
{
using (await AsyncLock.KeyedAsync(lockKey, cancellationToken: cancellationToken))
{
// TODO: (mg) (core) start to export in ExportAsync.
//await ExportCoreOuterAsync(ctx);
}
cancellationToken.ThrowIfCancellationRequested();
}
else
{
ctx.Result.LastError = $"The execution of the profile \"{request.Profile.Name.NaIfEmpty()}\" (ID {request.Profile.Id}) is locked.";
}
}
return(ctx.Result);
}
public async Task Run(TaskExecutionContext ctx, CancellationToken cancelToken = default)
{
var profileId = ctx.ExecutionInfo.Task.Alias.ToInt();
var profile = await _db.ExportProfiles
.Include(x => x.Deployments)
.FindByIdAsync(profileId, true, cancelToken);
if (profile == null)
{
return;
}
var provider = _providerManager.GetProvider <IExportProvider>(profile.ProviderSystemName);
if (provider == null)
{
throw new SmartException(T("Admin.Common.ProviderNotLoaded", profile.ProviderSystemName.NaIfEmpty()));
}
// Create export request.
var request = new DataExportRequest(profile, provider)
{
ProgressCallback = OnProgress
};
if (ctx.Parameters.ContainsKey("SelectedIds"))
{
request.EntitiesToExport = ctx.Parameters["SelectedIds"]
.SplitSafe(",")
.Select(x => x.ToInt())
.ToList();
}
if (ctx.Parameters.ContainsKey("ActionOrigin"))
{
request.ActionOrigin = ctx.Parameters["ActionOrigin"];
}
// Process!
await _dataExporter.ExportAsync(request, cancelToken);
Task OnProgress(int value, int max, string msg)
{
return(ctx.SetProgressAsync(value, max, msg, true));
}
}
public Task <DataExportPreviewResult> PreviewAsync(DataExportRequest request, int pageIndex)
{
throw new NotImplementedException();
}