public static async Task Run(
[QueueTrigger("amazon-item-queue", Connection = "QueueConnectionString")] CloudQueueMessage message,
[Table("prices", Connection = "TableConnectionString")] CloudTable prices)
{
var queueItem = message.GetMessageAs <QueueItem>();
var itemResult = await Client.GetAsync($"https://www.amazon.co.uk/dp/{queueItem.Id}");
var htmlParser = new HtmlParser();
var pageContent = await itemResult.Content.ReadAsStringAsync();
var dealPriceElement = GetPriceElement(await htmlParser.ParseAsync(pageContent));
if (dealPriceElement == null)
{
await prices.InsertEntity(ItemPrice.FromQueueItem(queueItem));
}
else
{
var itemPrice = IsPrice(dealPriceElement)
? ItemPrice.FromQueueItem(queueItem, dealPriceElement?.InnerHtml.Replace(",", string.Empty))
: ItemPrice.FromQueueItem(queueItem);
await prices.InsertEntity(itemPrice);
}
}
public static async Task Run(
[QueueTrigger("argos-item-queue", Connection = "QueueConnectionString")] CloudQueueMessage message,
[Table("prices", Connection = "TableConnectionString")] CloudTable prices)
{
var queueItem = message.GetMessageAs <QueueItem>();
var itemResult = await Client.GetAsync($"https://www.argos.co.uk/product/{queueItem.Id}");
var htmlParser = new HtmlParser();
var pageContent = await itemResult.Content.ReadAsStringAsync();
var document = await htmlParser.ParseAsync(pageContent);
IElement dealPriceElement = null;
foreach (var htmlClass in HtmlClassesToCheck)
{
dealPriceElement = document.QuerySelectorAll($".{htmlClass}").FirstOrDefault();
if (dealPriceElement != null)
{
break;
}
}
var attributeValue = $"£{dealPriceElement?.GetAttribute("content")}";
await prices.ExecuteAsync(TableOperation.Insert(new ItemPrice
{
PartitionKey = queueItem.Id,
RowKey = $"{Guid.NewGuid():N}",
Price = attributeValue,
PriceDate = DateTime.UtcNow
}));
}
