/// <summary>
/// Gets all alcoholic products from the LCBO website.
/// </summary>
/// <returns></returns>
public List<LcboProduct> GetAllProducts()
{
List<LcboProduct> result = new List<LcboProduct>();
Dictionary<string, LcboProduct> resultDictionary = new Dictionary<string, LcboProduct>();
HtmlDocument doc = this.productListPageRetriever.RetrievePageHtml(String.Empty);
var productNodes = doc.DocumentNode.SelectNodes(String.Format("//a[@id[starts-with(.,'{0}')]]", Resources.ItemAnchorIdPrefix));
if (productNodes != null)
{
foreach (HtmlNode link in productNodes)
{
HtmlAttribute linkId = link.Attributes["id"];
string idName = linkId.Value;
string idNumber = idName.Substring(Resources.ItemAnchorIdPrefix.Length, idName.Length - Resources.ItemAnchorIdPrefix.Length - 1);
LcboProduct currentProduct;
if (!resultDictionary.ContainsKey(idNumber))
{
currentProduct = new LcboProduct();
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':
this.GetDetails(link.InnerText, currentProduct);
//if (currentProduct.Id == 0)
//{
// resultDictionary.Remove(idNumber);
//}
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 void GetDetails(string productText, LcboProduct 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 LcboContainerFormat();
string[] containerSizeSplit;
if (linkText.Count >= 6)
{
if (!linkText[4].Contains("x"))
{
containerSizeSplit = linkText[4].Split();
product.Container.NumberOfContainers = 1;
product.Container.ContainerCapacity = Convert.ToDecimal(containerSizeSplit[0]);
}
else
{
containerSizeSplit = linkText[4].Split(new char[] { ' ', 'x' });
product.Container.NumberOfContainers = Convert.ToInt32(containerSizeSplit[0]);
product.Container.ContainerCapacity = Convert.ToDecimal(containerSizeSplit[1]);
}
// 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]);
}
}
//if (!String.IsNullOrEmpty(product.Name))
//{
// StringBuilder result = new StringBuilder(product.Name);
// if (product.Container.NumberOfContainers > 1)
// {
// result.Append(String.Format("{0}x", product.Container.NumberOfContainers));
// }
// result.Append(String.Format("{0} ml", product.Container.ContainerCapacity));
// product.Name = result.ToString();
//}
//TODO: Case when items<5 i.e. it's not a drink
}
