/**
 * Codeable Task 46269 - Holiday Checkout minimums
 * Ensures that the minimum quantities for specific products are respected.
 *
 * @link https://app.codeable.io/tasks/46269
 */
function aelia_set_min_qty_per_product() {
	// Only run in the Cart or Checkout pages
	if( is_cart() || is_checkout() ) {
		// Product Id and Min. Quantities per Product
		$product_min_qty = array(
			22328 => 5, //Braised Turkey Hindquarters
			22305 => 5,	//Roasted Turkey Breast
			22336 => 5,	//Shrimp Cocktail
			22335 => 5,	//Roasted Leg Of Lamb
			22332 => 5,	//Center-Cut Pork Loin
			22330 => 5,	//New York Strip Loin
		);

		// Will hold information about products that have not
		// met the minimum order quantity
		$bad_products = array();

		// Loop through the products in the Cart
		foreach( wc()->cart->cart_contents as $product_in_cart ) {
			$product_id = $product_in_cart['product_id'];

			// If there is a minimum quantity for the product and the cart item is
			// below such quantity, add the cart item's product to the "bad" list
			if( isset( $product_min_qty[$product_id] ) && ( $product_in_cart['quantity'] < $product_min_qty[$product_id] ) ) {
				$bad_products[] = array(
					'id' => $product_id,
					'in_cart' => $product_in_cart['quantity'],
					'min_req' => $product_min_qty[$product_id],
				);
			}
		}

		// Time to build our error message to inform the customer
		// About the minimum quantity per order.
		if( !empty( $bad_products ) ) {
			// Lets begin building our message
			$message = '<strong>A minimum quantity per product has not been met.</strong><br />';
			foreach( $bad_products as $bad_product ) {
				// Append to the current message
				$message .= get_the_title( $bad_product['id'] ) .' requires a minimum quantity of '
						 . $bad_product['min_req']
						 .' lbs. You currently have: '. $bad_product['in_cart'] .' lbs.<br />';
			}
			wc_add_notice( $message, 'error' );
		}
	}
}
add_action( 'woocommerce_check_cart_items', 'aelia_set_min_qty_per_product' );