/**
 * CRAFTING RECIPES
 * Defines all crafting recipes for basic items and tools
 * Format: { id, name, ingredients: [{item, amount}], result: {item, amount}, category }
 */

const CRAFTING_RECIPES = {
    // ==================================
    // BONE TOOLS (New!)
    // ==================================
    'bone_pickaxe': {
        id: 'bone_pickaxe',
        name: 'Bone Pickaxe',
        ingredients: [
            { item: 'bone', amount: 3 },
            { item: 'wood', amount: 2 }
        ],
        result: { item: 'bone_pickaxe', amount: 1 },
        category: 'tools',
        description: 'Weak pickaxe made from bones. Better than nothing!'
    },
    'bone_axe': {
        id: 'bone_axe',
        name: 'Bone Axe',
        ingredients: [
            { item: 'bone', amount: 3 },
            { item: 'wood', amount: 2 }
        ],
        result: { item: 'bone_axe', amount: 1 },
        category: 'tools',
        description: 'Crude axe for chopping wood.'
    },
    'bone_hoe': {
        id: 'bone_hoe',
        name: 'Bone Hoe',
        ingredients: [
            { item: 'bone', amount: 2 },
            { item: 'wood', amount: 2 }
        ],
        result: { item: 'bone_hoe', amount: 1 },
        category: 'tools',
        description: 'Farming tool for tilling soil.'
    },
    'bone_sword': {
        id: 'bone_sword',
        name: 'Bone Sword',
        ingredients: [
            { item: 'bone', amount: 2 },
            { item: 'wood', amount: 1 }
        ],
        result: { item: 'bone_sword', amount: 1 },
        category: 'weapons',
        description: 'Sharp bone weapon. +5 damage.'
    },

    // ==================================
    // BASIC TOOLS (Existing)
    // ==================================
    'wooden_pickaxe': {
        id: 'wooden_pickaxe',
        name: 'Wooden Pickaxe',
        ingredients: [
            { item: 'wood', amount: 3 },
            { item: 'stick', amount: 2 }
        ],
        result: { item: 'wooden_pickaxe', amount: 1 },
        category: 'tools',
        description: 'Basic mining tool.'
    },
    'stone_pickaxe': {
        id: 'stone_pickaxe',
        name: 'Stone Pickaxe',
        ingredients: [
            { item: 'stone', amount: 3 },
            { item: 'stick', amount: 2 }
        ],
        result: { item: 'stone_pickaxe', amount: 1 },
        category: 'tools',
        description: 'Improved mining tool.'
    },

    // ==================================
    // BASIC ITEMS
    // ==================================
    'stick': {
        id: 'stick',
        name: 'Stick',
        ingredients: [
            { item: 'wood', amount: 1 }
        ],
        result: { item: 'stick', amount: 4 },
        category: 'materials',
        description: 'Basic crafting material.'
    },
    'torch': {
        id: 'torch',
        name: 'Torch',
        ingredients: [
            { item: 'stick', amount: 1 },
            { item: 'coal', amount: 1 }
        ],
        result: { item: 'torch', amount: 4 },
        category: 'lighting',
        description: 'Provides light in darkness.'
    },

    // ==================================
    // BUILDINGS
    // ==================================
    'chest': {
        id: 'chest',
        name: 'Chest',
        ingredients: [
            { item: 'wood', amount: 8 }
        ],
        result: { item: 'chest', amount: 1 },
        category: 'storage',
        description: 'Storage container.'
    },
    'furnace': {
        id: 'furnace',
        name: 'Furnace',
        ingredients: [
            { item: 'stone', amount: 8 },
            { item: 'coal', amount: 4 }
        ],
        result: { item: 'furnace', amount: 1 },
        category: 'workstation',
        description: 'Smelts ores into bars.'
    }
};

/**
 * Helper function to get recipe by ID
 */
function getCraftingRecipe(recipeId) {
    return CRAFTING_RECIPES[recipeId] || null;
}

/**
 * Helper function to check if player has ingredients
 */
function canCraft(recipeId, playerInventory) {
    const recipe = getCraftingRecipe(recipeId);
    if (!recipe) return false;

    for (const ingredient of recipe.ingredients) {
        const playerAmount = playerInventory.getItemCount(ingredient.item);
        if (playerAmount < ingredient.amount) {
            return false; // Missing ingredient
        }
    }
    return true;
}

/**
 * Helper function to craft item (consumes ingredients)
 */
function craftItem(recipeId, playerInventory) {
    if (!canCraft(recipeId, playerInventory)) {
        console.warn('⚠️ Cannot craft - missing ingredients!');
        return false;
    }

    const recipe = getCraftingRecipe(recipeId);

    // Consume ingredients
    for (const ingredient of recipe.ingredients) {
        playerInventory.removeItem(ingredient.item, ingredient.amount);
    }

    // Add result
    playerInventory.addItem(recipe.result.item, recipe.result.amount);

    console.log(`✅ Crafted ${recipe.result.amount}x ${recipe.name}`);
    return true;
}

// Export for use in other systems
if (typeof module !== 'undefined' && module.exports) {
    module.exports = {
        CRAFTING_RECIPES,
        getCraftingRecipe,
        canCraft,
        craftItem
    };
}