private async Task <FoodMaterialItem> GetFoodMaterial(string foodMaterialName, string foodMaterialHref)
{
string englishName = CrawlerHelper.GetUrlLast(foodMaterialHref);
var foodMaterial = new FoodMaterialItem()
{
Description = foodMaterialName,
EnglishName = englishName,
SourceUrl = foodMaterialHref,
Photo = FoodMaterial.GetImageUrlPath(englishName),
};
IHtmlDocument foodMaterialDoc = await CrawlerHelper.GetDocumentAddHttpPrefixAsync(foodMaterialHref + "/useful");
var sourceImgUrl = foodMaterialDoc.QuerySelector("#category_pic")?.GetAttribute("data-src");
if (sourceImgUrl == null)
{
Logger.Error($"{foodMaterialName} 找不到 category_pic");
}
//string localImgPath = "FoodMaterial\\" + englishName + ".jpg";
if (ChiMaConfig.NeedDownloadFoodMaterialImage && sourceImgUrl != null)
{
string localImgPath = FoodMaterial.GetImageLocalPath(englishName);
CrawlerHelper.DownloadImgAndSaveAsync(sourceImgUrl, localImgPath);
}
var nutritionsUL = foodMaterialDoc.QuerySelector(".category_use_table.mt10.clear")?.FirstElementChild;
foodMaterial.Nutritions = new List <string>();
if (nutritionsUL != null)
{
foreach (var li in nutritionsUL.GetElementsByTagName("li"))
{
var name = li.TextContent;
//var value = li.FirstElementChild.TextContent;
foodMaterial.Nutritions.Add(name);
}
}
return(foodMaterial);
}
