public static async Task Run(
[QueueTrigger("webpage-scan-jobs", Connection = "AzureWebJobsStorage")] AddWebPageUpdatedJobDto job,
//[TimerTrigger(runEvery5MinutesBetween8AMAnd6PM, RunOnStartup = runOnStartUp)]TimerInfo myTimer,
[Queue("webpage-scan-jobs", Connection = "AzureWebJobsStorage")] CloudQueue outputQueue,
ILogger log)
{
var pageService = await WebPageService.LoadPage(job.WebPageUrl);
var eleMd5 = await pageService.GetMd5ValueOfElement(job.PathOfElementToWatch);
// If element has been updated
if (!eleMd5.Equals(job.ElementMd5LastRun))
{
var screenshot = await pageService.TakeScreenshot();
var screenshotStorageUrl = await SaveScreenshotToStorage(screenshot);
await SendNotificationEmail(job, screenshotStorageUrl);
log.LogInformation("It's updated! - element: \"{0}\" on {1}", job.PathOfElementToWatch, job.WebPageUrl);
// If we're only watching for one change, then we're finished
if (!job.WatchIndefinitely)
{
return;
}
}
job.ElementMd5LastRun = eleMd5;
// Add message to queue and make it visible after a specific time.
var cqm = new CloudQueueMessage(JsonConvert.SerializeObject(job));
await outputQueue.AddMessageAsync(cqm, null, TimeSpan.FromMinutes(double.Parse(Environment.GetEnvironmentVariable("HideNewMessagesForInMinutes"))), null, null);
log.LogInformation("No change for element: \"{0}\" on {1}", job.PathOfElementToWatch, job.WebPageUrl);
}
private async static Task SendNotificationEmail(AddWebPageUpdatedJobDto job, string screenshot)
{
var apiKey = Environment.GetEnvironmentVariable("SendGridApiKey");
var client = new SendGridClient(apiKey);
var from = new EmailAddress("*****@*****.**", "Webpage Updated");
var subject = $"{job.WebPageUrl} has been updated!";
var to = new EmailAddress(job.Email);
//var plainTextContent = "https://docs.abp.io/en/abp/latest has been updated.";
var template = await File.ReadAllTextAsync(Environment.CurrentDirectory + "\\email-template.html");
var renderedTemplate = template
.Replace("~~Text~~", $"{job.WebPageUrl}, has been updated!")
.Replace("~~ImageSrc~~", screenshot)
.Replace("~~WebPage~~", job.WebPageUrl);
var msg = MailHelper.CreateSingleEmail(from, to, subject, null, renderedTemplate);
await client.SendEmailAsync(msg);
}
