// GET api/products/5
public async Task<Product> Get(int id)
{
Product result = new Product();
HtmlDocument myPageSource = null;
bool tryWithEmptyString = false;
try
{
myPageSource = await this.pageRetrieverFactory.ProductDetailsPageRetriever.RetrievePageHtml(id.ToString());
}
catch
{
tryWithEmptyString = true;
}
if (tryWithEmptyString)
{
myPageSource = await this.pageRetrieverFactory.ProductDetailsPageRetriever.RetrievePageHtml(String.Empty);
}
string textWithProductDescription = String.Empty;
foreach (HtmlNode link in myPageSource.DocumentNode.SelectNodes("//td"))
{
if (link.InnerText.Contains(id.ToString()))
{
textWithProductDescription = link.InnerText;
}
}
List<string> linkText = new List<string>();
string[] splitInnerText = textWithProductDescription.Split(new char[] { '\t', '\r', '\n', '|' }, StringSplitOptions.RemoveEmptyEntries);
if (textWithProductDescription.Length > 0)
{
for (int i = 0; i < splitInnerText.Length - 1; i++)
{
splitInnerText[i] = splitInnerText[i].Trim();
if (splitInnerText[i] != String.Empty)
{
linkText.Add(splitInnerText[i]);
}
}
int productNameIndex = 0;
int containerFormatIndex = 2;
TextInfo textInfo = CultureInfo.CurrentCulture.TextInfo;
result.Name = textInfo.ToTitleCase(linkText[productNameIndex].ToLower(CultureInfo.CurrentCulture));
result.Id = id;
PopulateContainer(result, linkText[containerFormatIndex]);
}
return result;
}
// GET api/products
public async Task<IEnumerable<Product>> Get()
{
Dictionary<string, Product> resultDictionary = new Dictionary<string, Product>();
var doc = await this.pageRetrieverFactory.ProductListPageRetriever.RetrievePageHtml(String.Empty);
var productNodes = doc.DocumentNode.SelectNodes(String.Format("//a[@id[starts-with(.,'{0}')]]", "col"));
if (productNodes != null)
{
foreach (HtmlNode link in productNodes)
{
HtmlAttribute linkId = link.Attributes["id"];
string idName = linkId.Value;
string idNumber = idName.Substring("col".Length, idName.Length - "col".Length - 1);
Product currentProduct;
if (!resultDictionary.ContainsKey(idNumber))
{
currentProduct = new Product();
resultDictionary.Add(idNumber, currentProduct);
}
else
{
currentProduct = resultDictionary[idNumber];
}
char idNameLastChar = idName[idName.Length - 1];
switch (idNameLastChar)
{
case '1':
TextInfo textInfo = CultureInfo.CurrentCulture.TextInfo;
currentProduct.Name = textInfo.ToTitleCase((link.InnerText.ToLower(CultureInfo.CurrentCulture)));
break;
case '2':
ProductsController.GetDetails(link.InnerText, currentProduct);
break;
default:
break;
}
}
}
// Filter out products with ID=0, which are non-alcoholic products, like gift bags
var resultsWithNoId0Products = from p in resultDictionary.Values where p.Id != 0 select p;
return resultsWithNoId0Products.ToList();
}
/// <summary>
/// Gets the details.
/// </summary>
/// <param name="productText">The product text.</param>
/// <param name="product">The product.</param>
private static void GetDetails(string productText, Product product)
{
string[] splitInnerText = productText.Split(new char[] { '\t', '\r', '\n', '|' }, StringSplitOptions.RemoveEmptyEntries);
List<string> linkText = new List<string>();
if (splitInnerText.Length > 0)
{
for (int i = 0; i < splitInnerText.Length - 1; i++)
{
splitInnerText[i] = splitInnerText[i].Trim();
if (splitInnerText[i] != String.Empty)
{
linkText.Add(splitInnerText[i]);
}
}
}
// Container
product.Container = new Container();
if (linkText.Count >= 6)
{
PopulateContainer(product, linkText[4]);
// Id
product.Id = Convert.ToInt32(linkText[3]);
// Origin
product.CountryOfOrigin = linkText[0];
// Manufacturer
product.Manufacturer = linkText[1];
// Price
string[] priceSplit = linkText[5].Split();
if (priceSplit.Length >= 2)
{
product.Price = Convert.ToDecimal(priceSplit[1]);
}
}
//TODO: Case when items<5 i.e. it's not a drink
}
private static void PopulateContainer(Product product, string linkText)
{
string[] containerSizeSplit;
if (!linkText.Contains("x"))
{
containerSizeSplit = linkText.Split();
product.Container.NumberOfContainers = 1;
product.Container.ContainerCapacity = Convert.ToDecimal(containerSizeSplit[0]);
}
else
{
containerSizeSplit = linkText.Split(new char[] { ' ', 'x' });
product.Container.NumberOfContainers = Convert.ToInt32(containerSizeSplit[0]);
product.Container.ContainerCapacity = Convert.ToDecimal(containerSizeSplit[1]);
}
}
