public static List <PriceSourceItemOld> SearchLookup(string term, AmazonEndpoint?endpoint = null)
{
List <PriceSourceItemOld> results = new List <PriceSourceItemOld>();
List <Endpoint> endpointsToSearch = new List <Endpoint>();
if (endpoint != null)
{
endpointsToSearch.Add(Endpoints.Get(endpoint.Value));
}
else
{
endpointsToSearch.AddRange(Endpoints.EndpointsList);
}
foreach (var endpointItem in endpointsToSearch)
{
var authentication = new AmazonAuthentication();
authentication.AccessKey = endpointItem.accessKey;
authentication.SecretKey = endpointItem.secreteKey;
endpoint = (AmazonEndpoint)Enum.Parse(typeof(AmazonEndpoint), endpointItem.endpointCode);
var wrapper = new AmazonWrapper(authentication, endpoint.Value, endpointItem.merchantId);
string searchTerm = "ASUS DUAL-RX580-O8G Radeon RX 580 8 GB GDDR5";
//string searchTerm = //"B076GZ3JFC";
AmazonItemResponse result = wrapper.Lookup(term);
results.AddRange(result.ToPriceSourceItems());
}
return(results);
}
async Task SaveItemsAsync(
ApplicationDbContext context,
IDictionary <string, Models.Item> items,
AmazonItemResponse response,
CancellationToken cancellationToken)
{
foreach (var item in response.Items.Item)
{
if (items.TryGetValue(item.ASIN, out var targetItem))
{
var isComic = IsComic(item);
targetItem.SetDetails(
isComic: isComic,
detailPageUrl: item.DetailPageURL,
imageUrl: item.MediumImage?.URL,
author: string.Join(",", item.ItemAttributes.Author ?? new string[0]),
publisher: item.ItemAttributes.Publisher,
description: string.Join(
Environment.NewLine,
item.EditorialReviews?.Select(e => e.Content) ?? new string[0])
);
if (isComic)
{
// タグを保存
var tags = GetTags(item);
var savedTags = await FindOrCreateTagsAsync(context, tags, cancellationToken);
foreach (var tag in savedTags)
{
if (!targetItem.HasTag(tag))
{
targetItem.AddTag(tag);
}
}
}
context.Items.Update(targetItem);
await context.SaveChangesAsync(cancellationToken);
logger.LogInformation($"Is {targetItem.Title} comic？: {targetItem.IsComic}");
}
}
}
public static List <PriceSourceItemOld> ToPriceSourceItems(this AmazonItemResponse amazonItemResponse)
{
List <PriceSourceItemOld> result = new List <PriceSourceItemOld>();
if (amazonItemResponse == null)
{
return(result);
}
foreach (var item in amazonItemResponse.Items.Item)
{
string asin = item.ASIN;
string url = item.DetailPageURL;
string imageUrl = item.LargeImage.URL;
if (item.Offers.TotalOffers != "0")
{
foreach (var offer in item.Offers.Offer)
{
string merchant = offer.Merchant?.Name;
foreach (var offerListing in offer.OfferListing)
{
PriceSourceItemOld priceSourceItem = new PriceSourceItemOld();
priceSourceItem.Merchant = merchant;
priceSourceItem.ASIN = asin;
string itemName = item.ToString();
priceSourceItem.Name = itemName;
priceSourceItem.URL = url;
priceSourceItem.ImageUrl = imageUrl;
string priceStr = offerListing.Price.Amount;
priceSourceItem.PriceCurrency = offerListing.Price.CurrencyCode;
if (!string.IsNullOrWhiteSpace(offerListing.SalePrice?.Amount))
{
priceStr = offerListing.SalePrice.Amount;
priceSourceItem.PriceCurrency = offerListing.SalePrice.CurrencyCode;
}
if (priceStr.Length >= 2)
{
priceStr = priceStr.Insert(priceStr.Length - 2, ".");
}
priceSourceItem.Price = double.Parse(priceStr);
result.Add(priceSourceItem);
}
}
}
else if (item.ItemLinks.FirstOrDefault(l => l.Description == "All Offers") != null)
{
url = item.ItemLinks.FirstOrDefault(l => l.Description == "All Offers").URL;
PriceSourceItemOld priceSourceItem = new PriceSourceItemOld();
string itemName = item.ToString();
priceSourceItem.Name = itemName;
priceSourceItem.ASIN = asin;
priceSourceItem.URL = url;
priceSourceItem.ImageUrl = imageUrl;
string priceStr = item.OfferSummary.LowestNewPrice.Amount;
priceSourceItem.PriceCurrency = item.OfferSummary.LowestNewPrice.CurrencyCode;
if (priceStr.Length >= 2)
{
priceStr = priceStr.Insert(priceStr.Length - 2, ".");
}
priceSourceItem.Price = double.Parse(priceStr);
result.Add(priceSourceItem);
}
}
return(result);
}
public static bool ProductHasISBN(AmazonItemResponse itemInfo)
{
return(itemInfo.Items.Item[0].ItemAttributes.ISBN != null);
}