ShopQuick - Favorites Manager DRY

gistfile1.swift

class FavoritesManager : ProductManager {
    
    static let sharedInstance = FavoritesManager()
    
    override init() {
        super.init()
        self.productsKey = "com.detroitlabs.shopfast.favorites"
        self.loadProductsFromDefaults()
    }

    func isProductFavorited(product: Product) -> Bool {
        if let _ = self.findProductByName(product.name) {
            return true
        }
        else {
            return false
        }
    }
    
}