in Hands-on lab/lab-files/src/TollBooth/TollBooth/ExportLicensePlates.cs [18:52]
public static async Task<HttpResponseMessage> Run([HttpTrigger(AuthorizationLevel.Function, "get", "post", Route = null)]HttpRequestMessage req, ILogger log)
{
int exportedCount = 0;
log.LogInformation("Finding license plate data to export");
var databaseMethods = new DatabaseMethods(log);
var licensePlates = databaseMethods.GetLicensePlatesToExport();
if (licensePlates.Any())
{
log.LogInformation($"Retrieved {licensePlates.Count} license plates");
var fileMethods = new FileMethods(log);
var uploaded = await fileMethods.GenerateAndSaveCsv(licensePlates);
if (uploaded)
{
await databaseMethods.MarkLicensePlatesAsExported(licensePlates);
exportedCount = licensePlates.Count;
log.LogInformation("Finished updating the license plates");
}
else
{
log.LogInformation(
"Export file could not be uploaded. Skipping database update that marks the documents as exported.");
}
log.LogInformation($"Exported {exportedCount} license plates");
}
else
{
log.LogWarning("No license plates to export");
}
return exportedCount == 0
? req.CreateResponse(HttpStatusCode.NoContent)
: req.CreateResponse(HttpStatusCode.OK, $"Exported {exportedCount} license plates");
}