mineflayer-utility-bot/index.js

A utility package for Mineflayer bots, including automatic eating and totem handling.

const fs = require('fs');

// Food class to handle automatic eating functionality
class Food {
  constructor(bot) {
    this.bot = bot;
    this.foodList = [
      'minecraft:cooked_beef',
      'minecraft:cooked_chicken',
      'minecraft:bread',
    ]; // Default food list

    this.bot.once('spawn', () => {
      console.log('Food module initialized. Loaded food list:', this.foodList);
      this.startAutoEat();
    });
  }

  normalizeFoodName(foodName) {
    return foodName.startsWith('minecraft:') ? foodName : `minecraft:${foodName}`;
  }

  startAutoEat() {
    setInterval(() => {
      const hunger = this.bot.food;
      if (hunger === undefined || hunger >= 20) return;
      this.tryToEat();
    }, 2000);
  }

  async tryToEat() {
    const foodItem = this.findFoodInInventory();
    if (foodItem) {
      try {
        await this.bot.equip(foodItem, 'hand');
        await this.bot.consume();
        console.log(`Consumed: ${foodItem.name}`);
      } catch (error) {
        console.error('Error consuming food:', error);
      }
    } else {
      console.log('No food found in inventory.');
    }
  }

  findFoodInInventory() {
    const items = this.bot.inventory.items();
    return items.find((item) =>
      this.foodList.includes(this.normalizeFoodName(item.name))
    );
  }
}

class AutoTotem {
  constructor(bot) {
    this.bot = bot;
    this.lowHealthThreshold = 10; // Trigger health threshold
  }

  start() {
    // Listen for health updates
    this.bot.on('health', () => this.handleAutoTotem());
    // Run periodic checks as a fallback
    setInterval(() => this.handleAutoTotem(), 100);
  }

  async handleAutoTotem() {
    if (this.bot.health < this.lowHealthThreshold) {
      await this.equipTotem();
    }
  }

  async equipTotem() {
    const totemItem = this.findTotemInInventory();
    if (totemItem) {
      try {
        await this.bot.equip(totemItem, 'off-hand'); // Equip the totem in the offhand slot
        console.log(`Equipped Totem of Undying: ${totemItem.name}`);
      } catch (err) {
        console.error('Error equipping totem:', err);
      }
    } else {
      console.log('No totem found in inventory to equip.');
    }
  }

  findTotemInInventory() {
    const items = this.bot.inventory.items(); // Retrieve all items in the inventory
    for (const item of items) {
      if (item.name === 'totem_of_undying') { // Match exact name without "minecraft:" prefix
        return item; // Return the first totem found
      }
    }
    return null; // Return null if no totem is found
  }
}


module.exports = { Food, AutoTotem };