public async Task ExecuteProcessAsync(List <ProductSchema> products, EndpointSchema endpoint)
{
await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);
Browser = await Puppeteer.LaunchAsync(new LaunchOptions
{
Headless = true,
Args = new[] {
"--no-sandbox"
}
});
_logger.LogInformation("Launched Browser.");
Endpoint = endpoint;
foreach (var product in products)
{
try
{
List <EndpointItem> results = new List <EndpointItem>();
if (product.ProductUrls.Count > 0)
{
var productUrl = product.ProductUrls.Find(x => x.Endpoint == Endpoint.Name);
if (productUrl != null)
{
_logger.LogInformation($"Getting results for Product ({product.Title}) by Custom URL.");
results = await GetURLResults(productUrl.URL);
}
}
else
{
_logger.LogInformation($"Getting results for Product ({product.Title}) by Query string Search.");
results = await GetQueryResults(product.Title);
}
var currentInStocks = await _mongoService.GetInStockByEndpoint(Endpoint.Name);
var currentInStockItems = currentInStocks.Select(x => x.EndpointItem).ToList(); // Mapping to a SubList
if (results.Count < currentInStockItems.Count)
{
var missingItems = currentInStockItems.Except(results);
foreach (var item in missingItems)
{
await _mongoService.DeleteInStock(item.PageUrl);
item.Available = false;
await _webhookClient.SendMessageAsync($"<@&{_roleId}> This item is now out of Stock!", false, DiscordHelpers.BuildEmbed(item));
}
}
if (results.Count < 1)
{
throw new Exception($"No Results Found for Product ({product.Title}).");
}
foreach (var res in results)
{
var instock = currentInStocks.Find(x => x.URL == res.PageUrl);
if (instock != null)
{
continue;
}
_logger.LogInformation($"Found new stock for product: \"{product.Title}\" @ {endpoint.Name}.");
await _mongoService.PostInStock(new InStockSchema()
{
URL = res.PageUrl,
EndpointName = Endpoint.Name,
EndpointItem = res
});
await _webhookClient.SendMessageAsync($"<@&{_roleId}>", false, DiscordHelpers.BuildEmbed(res));
}
}
catch (Exception ex)
{
_logger.LogWarning(ex.ToString());
}
}
await Browser.CloseAsync();
_logger.LogInformation("Closed Browser.");
}