92 lines
2.3 KiB
JavaScript
92 lines
2.3 KiB
JavaScript
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/**
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* This bot example shows the basic usage of the mineflayer-pvp plugin for guarding a defined area from nearby mobs.
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*/
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if (process.argv.length < 4 || process.argv.length > 6) {
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console.log('Usage : node guard.js <host> <port> [<name>] [<password>]')
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process.exit(1)
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}
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const mineflayer = require('mineflayer')
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const { pathfinder, Movements, goals } = require('mineflayer-pathfinder')
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const pvp = require('mineflayer-pvp').plugin
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const bot = mineflayer.createBot({
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host: process.argv[2],
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port: parseInt(process.argv[3]),
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username: process.argv[4] ? process.argv[4] : 'Guard',
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password: process.argv[5]
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})
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bot.loadPlugin(pathfinder)
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bot.loadPlugin(pvp)
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let guardPos = null
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// Assign the given location to be guarded
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function guardArea (pos) {
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guardPos = pos
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// We we are not currently in combat, move to the guard pos
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if (!bot.pvp.target) {
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moveToGuardPos()
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}
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}
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// Cancel all pathfinder and combat
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function stopGuarding () {
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guardPos = null
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bot.pvp.stop()
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bot.pathfinder.setGoal(null)
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}
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// Pathfinder to the guard position
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function moveToGuardPos () {
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bot.pathfinder.setMovements(new Movements(bot))
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bot.pathfinder.setGoal(new goals.GoalBlock(guardPos.x, guardPos.y, guardPos.z))
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}
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// Called when the bot has killed it's target.
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bot.on('stoppedAttacking', () => {
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if (guardPos) {
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moveToGuardPos()
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}
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})
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// Check for new enemies to attack
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bot.on('physicsTick', () => {
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if (!guardPos) return // Do nothing if bot is not guarding anything
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// Only look for mobs within 16 blocks
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const filter = e => e.type === 'mob' && e.position.distanceTo(bot.entity.position) < 16 &&
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e.displayName !== 'Armor Stand' // Mojang classifies armor stands as mobs for some reason?
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const entity = bot.nearestEntity(filter)
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if (entity) {
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// Start attacking
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bot.pvp.attack(entity)
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}
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})
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// Listen for player commands
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bot.on('chat', (username, message) => {
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// Guard the location the player is standing
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if (message === 'guard') {
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const player = bot.players[username]
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if (!player) {
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bot.chat("I can't see you.")
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return
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}
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bot.chat('I will guard that location.')
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guardArea(player.entity.position)
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}
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// Stop guarding
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if (message === 'stop') {
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bot.chat('I will no longer guard this area.')
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stopGuarding()
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}
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})
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