/// <summary>
/// Scrapes the mapping between recipe url and recipe category.
/// </summary>
/// <param name="category">The recipe category.</param>
private async Task ParseCategoryDetailsAsync(EatThisMuchCategory categoryPage)
{
do
{
var nextPageUrl = categoryPage.NextPage.ProperUrl;
var currentPage = _pageFactory.Create <CategoryPage>(nextPageUrl);
categoryPage = await _parseService
.ParseAsync(currentPage)
.CnfgAwait();
try
{
await _categoryRepo
.AddAsync(categoryPage)
.CnfgAwait();
_logger.ForContext(nameof(categoryPage), categoryPage, destructureObjects: true)
.Information("EatThisMuch Category information added to Db");
}
catch
{
_logger.Error("Failed adding Category info to DB");
}
}while (!categoryPage.IsLastPage);
}
/// <summary>
/// </summary>
/// <param name="uri">The Uri.</param>
public async Task <Recipe> GetRecipeAsync(Uri uri)
{
var dbRecipe = await _recipeRepositry.GetByUrlAsync(uri.AbsoluteUri).CnfgAwait();
if (dbRecipe != null)
{
_logger.Information("{Uri} pulled from Db", uri.AbsoluteUri);
return(dbRecipe);
}
var eatThisMuchRecipePage = _pageFactory.Create <RecipePage>(uri);
var recipe = await _parseService.ParseAsync(eatThisMuchRecipePage).CnfgAwait();
// category info is located on other webpages therefore requires extra parsing.
recipe.Categories = await _categoryProvider.GetCategoriesAsync(recipe.Url).CnfgAwait();
_logger.Information("{Uri} scraped from external site", uri.AbsoluteUri);
return(recipe);
}