### Function: HasRecipeBook(player, recipe_id) **Description:** Return's true if the player has a recipe book that matches the recipe_id. **Parameters:** - `player` (Spawn) - Spawn object representing `player`. - `recipe_id` (uint32) - Integer value `recipe_id`. **Returns:** True if the player has a recipe book with the recipe of recipe_id included. Otherwise false. **Example:** ```lua -- From SpawnScripts/Generic/GenericCraftingTrainer.lua function HasBooks(Spawn) local has_books = true --check if the player has certain recipe books if not HasRecipeBook(Spawn, artisan_ess_1) and not HasItem(Spawn, artisan_ess_1, 1) then has_books = false end ```