1

import json

FILE_NAME = "recipes.json"

def load_recipes():
    try:
        with open(FILE_NAME, "r") as f:
            return json.load(f)
    except FileNotFoundError:
        return []

def save_recipes(recipes):
    with open(FILE_NAME, "w") as f:
        json.dump(recipes, f, indent=4)

def add_recipe(recipes):
    name = input("Enter recipe name: ").strip()
    ingredients = input("Enter ingredients (comma separated): ").strip()
    instructions = input("Enter cooking instructions: ").strip()

    recipe = {
        "name": name,
        "ingredients": [i.strip().lower() for i in ingredients.split(",")],
        "instructions": instructions
    }
    recipes.append(recipe)
    print(f"✅ Recipe '{name}' added.")

def view_recipes(recipes):
    if not recipes:
        print("📭 No recipes found.")
        return

    print("\n📋 All Recipes:")
    for i, recipe in enumerate(recipes, 1):
        print(f"{i}. {recipe['name']}")

def search_by_ingredient(recipes):
    ingredient = input("Enter ingredient to search for: ").strip().lower()
    found = [r for r in recipes if ingredient in r['ingredients']]

    if not found:
        print(f"🔍 No recipes found with ingredient '{ingredient}'.")
        return

    print(f"\n🔍 Recipes containing '{ingredient}':")
    for i, recipe in enumerate(found, 1):
        print(f"{i}. {recipe['name']}")
        print(f"   Ingredients: {', '.join(recipe['ingredients'])}")
        print(f"   Instructions: {recipe['instructions']}")

def main():
    recipes = load_recipes()

    while True:
        print("\n=== RecipeBuddy – Recipe Manager & Search ===")
        print("1 - Add recipe")
        print("2 - View all recipes")
        print("3 - Search recipes by ingredient")
        print("4 - Exit")

        choice = input("Choose an option: ").strip()

        if choice == "1":
            add_recipe(recipes)
            save_recipes(recipes)
        elif choice == "2":
            view_recipes(recipes)
        elif choice == "3":
            search_by_ingredient(recipes)
        elif choice == "4":
            print("👩‍🍳 Happy cooking! Goodbye!")
            break
        else:
            print("❌ Invalid option. Try again.")

if __name__ == "__main__":
    main()