public HttpResponseMessage ConfirmProductDetails(ProductIdArgs args, bool confirm, HttpRequestMessage request)
{
DynamoDBTracer.Tracer.Write(string.Format("ConfirmProductDetails called. Args: {0}", args), "Verbose");
this.CheckAndUpdateDoSLimits(request, args.EmailId);
HttpResponseMessage response;
try
{
var catalogProvider = PriceUpdateContext.Instance.CatalogFactory.GetProductCatalogProvider();
ProductCatalogEntity catalogEntity = catalogProvider.GetProduct(args);
if (string.IsNullOrEmpty(catalogEntity.EmailId) || string.IsNullOrEmpty(catalogEntity.ASIN))
{
response = new HttpResponseMessage(HttpStatusCode.NotFound);
return(response);
}
catalogEntity.IsConfirmed = confirm;
catalogProvider.UpdateProduct(catalogEntity);
response = new HttpResponseMessage(HttpStatusCode.OK);
}
catch
{
response = new HttpResponseMessage(HttpStatusCode.InternalServerError);
}
DynamoDBTracer.Tracer.Write(string.Format("ConfirmProductDetails succeeded. Args: {0}", args), "Verbose");
return(response);
}
public GetProductAPIContract UpdateProductDetails(UpdateProductAPIArgs args, HttpRequestMessage request, string baseRequestUri)
{
DynamoDBTracer.Tracer.Write(string.Format("UpdateProductDetails called. Args: {0}", args), "Verbose");
this.CheckAndUpdateDoSLimits(request, args.EmailId);
ProductCatalogEntity catalogEntity = ValidateAndGetEntityFromArgs(args);
var offers = AmazonProductHelper.GetOffers(args.ProductASIN, args.ProductRegion.ToString());
var offersSummary = offers.Items.FirstOrDefault().Item.FirstOrDefault().OfferSummary;
string price = offersSummary.LowestNewPrice.Amount;
catalogEntity.InitialPrice = (double.Parse(price) / 100).ToString();
catalogEntity.CurrencyCode = offersSummary.LowestNewPrice.CurrencyCode;
var catalogProvider = PriceUpdateContext.Instance.CatalogFactory.GetProductCatalogProvider();
catalogProvider.UpdateProduct(catalogEntity);
DynamoDBTracer.Tracer.Write(string.Format("Catalog update succeeded. Args: {0}", args), "Verbose");
GetProductAPIArgs getArgs = new GetProductAPIArgs
{
ProductASIN = args.ProductASIN,
ProductRegion = args.ProductRegion,
};
var productDetails = this.GetProductDetails(getArgs, request);
productDetails.CurrentPrice = catalogEntity.InitialPrice;
productDetails.CurrencyCode = catalogEntity.CurrencyCode;
productDetails.AmazonUrl = AmazonProductAPIWrapper.AmazonProductAPIConstants.RegionMapping[args.ProductRegion];
productDetails.EmailId = catalogEntity.EmailId;
return(productDetails);
//Start a background task to send confirmation email
//Task.Factory.StartNew(() => SendConfirmationMail(args, baseRequestUri), TaskCreationOptions.None);
}
private static ProductCatalogEntity ValidateAndGetEntityFromArgs(UpdateProductAPIArgs args)
{
ProductCatalogEntity catalogEntity = new ProductCatalogEntity
{
ASIN = args.ProductASIN,
Country = args.ProductRegion.ToString(),
EmailId = args.EmailId,
ToEmailEveryWeek = args.ToEmailEveryWeek,
ToEmailOnDate = args.ToEmailOnDate,
ToEmailOnPrice = args.ToEmailOnPrice,
IsConfirmed = false,
IsDeleted = false,
ProductPriceType = args.ProductPriceType,
DateLastUpdated = DateTime.UtcNow.Date,
};
if (catalogEntity.ToEmailEveryWeek)
{
if (Enum.IsDefined(typeof(DayOfWeek), args.DayToEmail) && args.EmailEveryWeekDuration != null)
{
catalogEntity.DayToEmail = args.DayToEmail;
catalogEntity.EmailEveryWeekDuration = args.EmailEveryWeekDuration;
}
else
{
throw new ArgumentException("Day of week is not a valid day or the duration is invalid");
}
}
if (catalogEntity.ToEmailOnDate)
{
if (args.DateToEmail != null)
{
catalogEntity.DateToEmail = args.DateToEmail;
}
else
{
throw new ArgumentException("The date to email is invalid");
}
}
if (catalogEntity.ToEmailOnPrice)
{
double value;
if (double.TryParse(args.PriceToEmail, out value) && args.EmailOnPriceDuration != null)
{
catalogEntity.PriceToEmail = args.PriceToEmail;
catalogEntity.EmailOnPriceDuration = args.EmailOnPriceDuration;
}
else
{
throw new ArgumentException("Price is not a valid double or the duration is invalid");
}
}
return(catalogEntity);
}
public void UpdateProduct(ProductCatalogEntity entityToUpdate)
{
//Make version checks
//Increment version
this.dbContext.Save <ProductCatalogEntity>(entityToUpdate);
}
private static void AddItemToEmail(Dictionary <string, List <ProductEmailDetails> > emailsToSend, ProductCatalogEntity product)
{
var itemDetail = AmazonProductHelper.GetItemDetails(product.ASIN, product.Country);
string itemName = itemDetail.Items.FirstOrDefault().Item.FirstOrDefault().ItemAttributes.Title;
var cartDetail = AmazonProductHelper.GetCartDetails(product.ASIN, product.Country);
string cartUrl = cartDetail.Cart.FirstOrDefault().PurchaseURL;
const string htmlATag = @"<a href={0}>Click here to buy!</a>";
ProductEmailDetails emailDetails = new ProductEmailDetails
{
ProductName = itemName,
CurrentPrice = product.CurrentPrice,
InitialPrice = product.InitialPrice,
ProductPurchaseLink = string.Format(htmlATag, cartUrl)
};
if (!emailsToSend.ContainsKey(product.EmailId))
{
emailsToSend.Add(product.EmailId, new List <ProductEmailDetails> {
emailDetails
});
}
else
{
emailsToSend[product.EmailId].Add(emailDetails);
}
}
