mindcraft/src/agent/agent.js
2024-05-07 22:24:28 -05:00

249 lines
9.6 KiB
JavaScript

import { History } from './history.js';
import { Coder } from './coder.js';
import { Prompter } from './prompter.js';
import { initModes } from './modes.js';
import { initBot } from '../utils/mcdata.js';
import { containsCommand, commandExists, executeCommand, truncCommandMessage, isAction } from './commands/index.js';
import { NPCContoller } from './npc/controller.js';
import { MemoryBank } from './memory_bank.js';
import { SelfPrompter } from './self_prompter.js';
export class Agent {
async start(profile_fp, load_mem=false, init_message=null) {
this.prompter = new Prompter(this, profile_fp);
this.name = this.prompter.getName();
this.history = new History(this);
this.coder = new Coder(this);
this.npc = new NPCContoller(this);
this.memory_bank = new MemoryBank();
this.self_prompter = new SelfPrompter(this);
await this.prompter.initExamples();
console.log('Logging in...');
this.bot = initBot(this.name);
initModes(this);
if (load_mem)
this.history.load();
this.bot.once('spawn', async () => {
// wait for a bit so stats are not undefined
await new Promise((resolve) => setTimeout(resolve, 1000));
console.log(`${this.name} spawned.`);
this.coder.clear();
const ignore_messages = [
"Set own game mode to",
"Set the time to",
"Set the difficulty to",
"Teleported ",
"Set the weather to",
"Gamerule "
];
this.bot.on('chat', (username, message) => {
if (username === this.name) return;
if (ignore_messages.some((m) => message.startsWith(m))) return;
console.log('received message from', username, ':', message);
this.handleMessage(username, message);
});
// set the bot to automatically eat food when hungry
this.bot.autoEat.options = {
priority: 'foodPoints',
startAt: 14,
bannedFood: ["rotten_flesh", "spider_eye", "poisonous_potato", "pufferfish", "chicken"]
};
if (init_message) {
this.handleMessage('system', init_message, true);
} else {
this.bot.chat('Hello world! I am ' + this.name);
this.bot.emit('finished_executing');
}
this.startEvents();
});
}
cleanChat(message) {
// newlines are interpreted as separate chats, which triggers spam filters. replace them with spaces
message = message.replaceAll('\n', ' ');
return this.bot.chat(message);
}
async handleMessage(source, message, self_prompt=false) {
if (!!source && !!message)
await this.history.add(source, message);
let used_command = false;
if (source !== 'system' && source !== this.name && !self_prompt) {
const user_command_name = containsCommand(message);
if (user_command_name) {
if (!commandExists(user_command_name)) {
this.bot.chat(`Command '${user_command_name}' does not exist.`);
return false;
}
this.bot.chat(`*${source} used ${user_command_name.substring(1)}*`);
let execute_res = await executeCommand(this, message);
if (user_command_name === '!newAction') {
// all user initiated commands are ignored by the bot except for this one
// add the preceding message to the history to give context for newAction
let truncated_msg = message.substring(0, message.indexOf(user_command_name)).trim();
this.history.add(source, truncated_msg);
}
if (execute_res)
this.cleanChat(execute_res);
return true;
}
}
let MAX_ATTEMPTS = 5;
if (!self_prompt && this.self_prompter.on)
MAX_ATTEMPTS = 1; // immediately respond to this message, then let self-prompting take over
for (let i=0; i<MAX_ATTEMPTS; i++) {
if (self_prompt && this.self_prompter.on && this.self_prompter.interrupt) break;
let history = this.history.getHistory();
let res = await this.prompter.promptConvo(history);
let command_name = containsCommand(res);
if (command_name) { // contains query or command
console.log(`Full response: ""${res}""`)
res = truncCommandMessage(res); // everything after the command is ignored
this.history.add(this.name, res);
if (!commandExists(command_name)) {
this.history.add('system', `Command ${command_name} does not exist. Use !newAction to perform custom actions.`);
console.warn('Agent hallucinated command:', command_name)
continue;
}
if (command_name === '!stopSelfPrompt' && self_prompt) {
this.history.add('system', `Cannot stopSelfPrompt unless requested by user.`);
continue;
}
// let pre_message = res.substring(0, res.indexOf(command_name)).trim();
// let chat_message = `*used ${command_name.substring(1)}*`;
// if (pre_message.length > 0)
// chat_message = `${pre_message} ${chat_message}`;
this.cleanChat(res);
if (self_prompt && this.self_prompter.on && this.self_prompter.interrupt) break;
if (isAction(command_name) && !self_prompt && this.self_prompter.on) {
this.self_prompter.stopLoop(); // so agent doesn't respond from self-prompting loop
// will be automatically restarted by self-prompter
}
let execute_res = await executeCommand(this, res);
console.log('Agent executed:', command_name, 'and got:', execute_res);
used_command = true;
if (execute_res)
this.history.add('system', execute_res);
else
break;
}
else { // conversation response
this.history.add(this.name, res);
this.cleanChat(res);
console.log('Purely conversational response:', res);
break;
}
}
this.history.save();
this.bot.emit('finished_executing');
return used_command;
}
startEvents() {
// Custom events
this.bot.on('time', () => {
if (this.bot.time.timeOfDay == 0)
this.bot.emit('sunrise');
else if (this.bot.time.timeOfDay == 6000)
this.bot.emit('noon');
else if (this.bot.time.timeOfDay == 12000)
this.bot.emit('sunset');
else if (this.bot.time.timeOfDay == 18000)
this.bot.emit('midnight');
});
let prev_health = this.bot.health;
this.bot.lastDamageTime = 0;
this.bot.lastDamageTaken = 0;
this.bot.on('health', () => {
if (this.bot.health < prev_health) {
this.bot.lastDamageTime = Date.now();
this.bot.lastDamageTaken = prev_health - this.bot.health;
}
prev_health = this.bot.health;
});
// Logging callbacks
this.bot.on('error' , (err) => {
console.error('Error event!', err);
});
this.bot.on('end', (reason) => {
console.warn('Bot disconnected! Killing agent process.', reason)
process.exit(1);
});
this.bot.on('death', () => {
this.coder.cancelResume();
this.coder.stop();
});
this.bot.on('kicked', (reason) => {
console.warn('Bot kicked!', reason);
process.exit(1);
});
this.bot.on('messagestr', async (message, _, jsonMsg) => {
if (jsonMsg.translate && jsonMsg.translate.startsWith('death') && message.startsWith(this.name)) {
console.log('Agent died: ', message);
this.handleMessage('system', `You died with the final message: '${message}'. Previous actions were stopped and you have respawned. Notify the user and perform any necessary actions.`);
}
});
this.bot.on('idle', () => {
this.bot.clearControlStates();
this.bot.pathfinder.stop(); // clear any lingering pathfinder
this.bot.modes.unPauseAll();
this.coder.executeResume();
});
// Init NPC controller
this.npc.init();
// This update loop ensures that each update() is called one at a time, even if it takes longer than the interval
const INTERVAL = 300;
let last = Date.now();
setTimeout(async () => {
while (true) {
let start = Date.now();
await this.update(start - last);
let remaining = INTERVAL - (Date.now() - start);
if (remaining > 0) {
await new Promise((resolve) => setTimeout(resolve, remaining));
}
last = start;
}
}, INTERVAL);
this.bot.emit('idle');
}
async update(delta) {
await this.bot.modes.update();
await this.self_prompter.update(delta);
}
isIdle() {
return !this.coder.executing && !this.coder.generating;
}
}