gistfile1.txt

// An example class, in the real world would talk to a web
// server or database.
public class ProductRepository
{
  //OTHER CODE HERE

  public async Task<Product[]> SearchProducts( 
      string searchTerm)
  {
    // Wait 2 seconds to simulate web request     
    await Task.Delay(2000);
    
    // Use Linq-to-objects to search, ignoring case
    searchTerm = searchTerm.ToLower();     
    return products.Where(p =>  
            p.Name.ToLower().Contains(searchTerm))
        .ToArray();
  }
}