private FMPriceItem GetFMPriceItem(string name, string price)
{
FMPriceItem item = null;
if (name.IsNotNullOrEmpty())
{
item = new FMPriceItem()
{
Name = name,
Price = price.GetDouble(),
Unit = @"500克"
};
}
return(item);
}
private IEnumerable <FMPriceItem> GetPrices(IHtmlDocument doc)
{
//var table = doc.All.Where( m => m.LocalName == "table"
// && m.TextContent.Contains("苏州市部分农贸市场零售均价")
// ).FirstOrDefault();
//var tds = doc.All.Where(m => m.LocalName == "td"
// && (m.ClassList.Contains("xl65")
// || m.ClassList.Contains("xl66"))
// ).ToList();
var trs = doc.QuerySelectorAll("div#table table tbody tr"); // 找出价格行
bool pinmingFound = false; // 找到品名行
foreach (var tr in trs)
{
if (pinmingFound)
{
string name1 = tr.Children[0].TextContent;
string price1 = tr.Children[1].TextContent;
string name2 = tr.Children[2].TextContent;
string price2 = tr.Children[3].TextContent;
FMPriceItem item1 = GetFMPriceItem(name1, price1);
FMPriceItem item2 = GetFMPriceItem(name2, price2);
if (item1 != null)
{
yield return(item1);
}
if (item2 != null)
{
yield return(item2);
}
}
else
{
pinmingFound = tr.FirstElementChild.TextContent == "品名";
}
Console.Write(".");
}
}
